Monitoring the Evolution of Segmental Order in Conjugated Polymers During Crystallization

By Robert M. Pankow, Community Board Member.

Conjugated polymers (CPs) are transformative materials that have facilitated numerous advancements in the field of soft-matter electronics. Their low-cost, high structural tunability, and robust mechanical properties have made them desirable materials for broad range of applications, including in energy capture and storage, chemical and biological sensors, electronic skin, and electronic display devices. Recently, significant efforts have been made to develop intrinsically flexible and stretchable CPs and to understand the fundamental principles and structural characteristics that impart these elastomeric properties without impairment to charge transport. Central to this has been extensive characterization of the polymer morphology and microstructure, which yielded the discovery that local segmental order can facilitate efficient long-range charge transport in the amorphous domains of the polymer. However, directly probing the local segmental order in polymers and distinguishing the contributions of this domain towards the charge transport and physicochemical properties from that of the crystalline domains, which are defined by long-range ordering, remains challenging.

Now, a highly collaborative and extensive study by Luo et al. describes the development of a new technique for monitoring the subtle changes in the local segment order and amorphous fractions of the polymer microstructure by integrating Raman spectroscopy with fast-scanning calorimetry (FSC). The authors targeted a structurally diverse set of polymers to broadly classify their findings.

 

Figure 1. Modulating and probing microstructure of conjugated polymers by integrated ultrafast calorimetry and micro-Raman spectroscopy. Left: Schematic of this integrated technique. The time-temperature program used in this study was carried out by the chip sensor temperature controller. The growth of crystalline domain was identified by the evolution of melting peak collected through FSC. The degree of segmental order was analyzed by the Raman shift of C=C modes through resonant micro-Raman spectroscopy. Reproduced from DOI: 10.1039/D3MH00956D with permission from the Royal Society of Chemistry

Namely, analogs based on poly(3-hexylthiophene-2,5-diyl) (P3HT) and poly{2,2′-[(2,5-bis(2-hexyldecyl)-3,6-dioxo-2,3,5,6- tetrahydropyrrolo[3,4-c ]pyrrole-1,4-diyl)dithiophene]- 5,5′-diyl-alt-thiophen-2,5-diyl} (PDPP3T or PDPPT), which are prevalent throughout organic electronics. The polymers were first subjected to a carefully devised time-temperature program to erase the thermal history of the polymers by first subjecting the polymer samples to temperatures above their melting point (Tm). Following subsequent thermal quenching and annealing steps, the Raman and FSC measurements were recorded. By monitoring the evolution of the Raman spectra and tracking the shifts in C=C/C-N stretches with increasing annealing time, minute changes in the segmental order could be monitored. It was observed that the extent of segmental order saturates before maximum crystallinity is achieved and that the annealing temperature could be specifically tailored for the polymers to achieve a highly ordered microstructure with desired levels of crystallinity.

Next, polymer segmental order was correlated with the segmental dynamics and charge transport properties by using alternating current (ac) chip-calorimetry and fabricating organic field effect transistors (OFETs). It was found that the rigid amorphous fraction (RAF) plays a significant role in promoting segmental order, and that there is a strong correlation between the polymer segmental order and the OFET charge-carrier mobility. Overall, the findings, magnitude, and scope of this study makes it a pivotal work for the field of organic electronics, and it should have resounding impact throughout material science.

To find out more, read the full manuscript here:

Real-time correlation of crystallization and segmental order in conjugated polymers

Shaochuan Luo, Yukun Li, Nan Li, Zhiqiang Cao, Song Zhang, Michael U. Ocheje, Xiaodan Gu, Simon Rondeau-Gagné, Gi Xue, Sihong Wang,  Dongshan Zhou and Jie Xu

Mater. Horiz., 2023, Advance Article, DOI: 10.1039/D3MH00956D

 


About the blogger


Robert M. Pankow is an Assistant Professor at The University of Texas at El Paso and a member of the Material Horizons Community Board. Dr. Pankow’s research focuses on conjugated polymer synthesis, sustainable chemistry, and organic electronics. You can follow him on X (formerly Twitter) @RobertPankow.
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Meet our new Advisory Board member- Paulette Clancy

Materials Horizons are delighted to welcome Professor Paulette Clancy as the newest member of the Advisory Board. 

Paulette Clancy is the Edward J. Schaefer Professor of chemical and biomolecular engineering. More recently, she became the director of research for the AI-X Foundry. She is the Associate Director of the Johns Hopkins Center for Integrated Structure-Mechanical Modeling and Simulation (CISMMS), and a fellow of the Hopkins Extreme Materials Institute (HEMI) and AIChE. She spent over 30 years teaching at Cornell before moving to Johns Hopkins in 2018 to become the inaugural department Head of ChemBE.

Clancy leads one of the top groups in the country studying atomic- and molecular-scale modeling of semiconductor materials, ranging from traditional silicon-based compounds to all-organic materials. Her group’s research comprises four main areas: advanced organic materials (covalent organic frameworks, antibacterial oligomers, organic electronics); algorithm development (force field development, machine learning, and Bayesian optimization); electronic materials (particularly III-IV semiconducting materials; and nucleation and crystal growth (hybrid organic/inorganic perovskites and quantum dot nanocrystals). Her lab focuses on studies of advanced materials processing and nucleation, including understanding the links between processing, structure, and function.

Her group is at the forefront of developing new Bayesian optimization methods to encode expert knowledge and intuition, creating optimal conditions for making energy-efficient solar cells, close-to-perfect quantum dots, and discovering polymorphs of electronic materials for shape memory applications.

She is a fierce long-term advocate for the increased representation of women and those from groups under-represented in engineering and the physical sciences.  She was the founding chair of a faculty group, “Women in Science and Engineering” for Cornell University. Among her awards for that advocacy is the American Institute of Chemical Engineers (AIChE) National Women’s Initiatives Mentoring Award. She is a member of the mentoring team for Project Elevate, a DEI initiative between Hopkins in partnership with NYU and CMU.

 

Check out some of Paulette’s recent RSC publications:

A comprehensive picture of roughness evolution in organic crystalline growth: the role of molecular aspect ratio

Jordan T. Dull, Xiangyu Chen, Holly M. Johnson, Maria Clara Otani, Frank Schreiber, Paulette Clancy and  Barry P. Rand

Mater. Horiz., 2022,9, 2752-2761, DOI: 10.1039/D2MH00854H

 

A new metric to control nucleation and grain size distribution in hybrid organic–inorganic perovskites by tuning the dielectric constant of the antisolvent

Blaire A. Sorenson, Lucy U. Yoon, Eric Holmgren, Joshua J. Choi and Paulette Clancy

J. Mater. Chem. A, 2021,9, 3668-3676, DOI: 10.1039/D0TA12364A

 

A multiscale approach to uncover the self-assembly of ligand-covered palladium nanocubes

Xiangyu Chen, Thi Vo and Paulette Clancy

Soft Matter, 2023, Advance Article, DOI: 10.1039/D3SM01140B

 

Read our interview with Paulette below:

What does it mean to you to join the Advisory Board of Materials Horizons?

I feel honored to join the Advisory Board because this is such an exciting and relatively new journal. It brands itself as being “transformative” and that’s how I have found the research that it publishes. I am glad to be part of the team to keep up the wonderful momentum that it has.

What is the current biggest challenge you face in your field?

I work in the area of machine-learning guided materials discovery. The biggest challenge I currently face is to sift through the burgeoning number of new methods in this hot area and learn which ones are truly exciting and ground-breaking.

Why do you feel that researchers should choose to publish their work in Materials Horizons?

MH has it all: Thoughtful and helpful reviewers, short time to triage and review, and careful selection of strong papers.

Can you tell us about one of your latest Materials Horizons publications?

I actually have some of my most exciting new Bayesian optimization algorithm development under review with MH right now, so fingers crossed for that one. My last paper involved a joint computational (us)-experimental (Princeton) study of the thin-film growth of molecules that could be used for electronic devices. To function well in that regard, you need to create films that are as smooth as possible. Our paper looked at a few candidates for new electronic materials and showed that you need to take a holistic view of the growth process rather than relying just on the traditional step-edge energy barriers to arbitrate between rough (unwanted) and smooth growth (desirable).  We were thrilled to be recognized with an “Editor’s Choice” designation and the cover. 

 

Paulette’s last Materials Horizons article was featured on the issue front cover

Please join us in welcoming Paulette to the Materials Horizons Advisory Board!

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Materials Horizons’ New Community Board Members

Join us in welcoming our new Materials Horizons Community Board members

The Materials Horizons Community Board provide an invaluable link between the editorial office and emerging chemistry, they are our eyes and ears on the ground, allowing us to better connect with other early-career researchers. Since its inception in 2014, we have enjoyed working together with these board members to facilitate student, postdoctoral and early-career researcher engagement, through symposia support, journal clubs, webinars, special article collections and many other activities.

Over the summer, we requested nominations from the materials chemistry academic community and were thrilled with the high calibre of candidates nominated. We are delighted to share our 30 new appointees with you who, together with continuing members, make up a Materials Horizons Community Board of 50 international researchers at different stages of their early careers, ranging from PhD candidates to Professors.

From Left to right: Minah Lee, Korea Institute of Science & Technology, South Korea. • Subhajit Pal, University of California, Berkeley, United States. • Fang-Chen Liang, National University of Singapore, Singapore. • Kostas Parkatzidis, ETH Zurich, Switzerland. • Kelsey DeFrates, University of California, Berkeley, United States. • Haegyum Kim, Lawrence Berkeley National Laboratory, United States. • Jing Xie, Sichuan University, China • Raul Marquez-Montes, The University of Texas, United States. • Wen Shi, Sun Yat-sen University, China. • Valerio Piazza, Ecole Polytechnique Federale de Lausanne, Switzerland. • Shaohua Zhang, Radboud University, Netherlands • Olga Guselnikova, National Institute for Materials Science, Japan. • Qiaobao Zhang, Xiamen University, China. • Shiv Singh, CSIR - Advanced Materials and Processes Research Institute, India. • Anna Stejekalova, Harvard University, United States. • Sahid Zaman, Université du Québec à Trois-Rivières, Canada. • Felix Utama Kosasih, Nanyang Technological University, Singapore. • Xiaojuan Ni, The University of Arizona, United States. • Danila Merino, Polymat Institute, UPV/EHU, Spain. • Yunmao Zhang, Xiamen University, China. • Xianbiao Fu, Technical University of Denmark, Denmark. • Ruijuan Xu, North Carolina State University, United States. • Shyamapada Nandi, Vellore Institute of Technology Chennai, India. • Edison Ang Huixiang, Nanyang Technological University, Singapore. • Hassan Abdellatif, Cairo University, Egypt. • Guanjie He, University College London, United Kingdom • Josh Bailey, Queen's University Belfast, Northern Ireland. • Jieun Yang, Kyung Hee University, South Korea. • Raffaello Mazzaro, University of Bologna, Italy. • Ivana Qiangi Lin, University of Twente, Netherlands.

Please join us in welcoming our 30 new Community Board members:

Discover the full Community Board

You can keep up to date with the activities of our Community Board members on our blog. Our companion journal Nanoscale Horizons has also welcomed new members to their community board, and you can find out more about their new members on their blog. We will be highlighting the members of our Community Board over the coming months in a series of interviews and look forward to sharing these with you soon.

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Materials Horizons 10th Anniversary Cover

 

As part of the 10th Anniversary celebrations, a special cover image was created based on your votes for the best 10 covers from the last 10 years.

2014

Ultrasonication-switched formation of dice- and cubic-shaped fullerene crystals and their applications as catalyst supports for methanol oxidation
Ying Xu, Xiang Chen, Fupin Liu, Xi Chen, Jianhe Guo and Shangfeng Yang  

2015

Versatile third components for efficient and stable organic solar cells
Pei Cheng and Xiaowei Zhan

2016 

Mechanical meta-materials

Amir A. Zadpoor

2017

A new class of chiral semiconductors: chiral-organic-molecule-incorporating organic–inorganic hybrid perovskites
Jihoon Ahn, Eunsong Lee, Jeiwan Tan, Wooseok Yang, Bokyung Kim and Jooho Moon

2018

PLUS-M: a Porous Liquid-metal enabled Ubiquitous Soft Material

Hongzhang Wang, Bo Yuan, Shuting Liang, Rui Guo, Wei Rao, Xuelin Wang, Hao Chang, Yujie Ding, Jing Liu and Lei Wang

2019

Seamless interconnections of sp2-bonded carbon nanostructures via the crystallization of a bridging amorphous carbon joint
Longze Zhao, Yong Cheng, Qiaobao Zhang and Ming-Sheng Wang

2020

Air-stable means more: designing air-defendable lithium metals for safe and stable batteries
Jingyi Wu, Lixia Yuan, Zhen Li, Xiaolin Xie and Yunhui Huang

2021

Tilt and shift polymorphism in molecular perovskites
Stefan Burger, Shivani Grover, Keith T. Butler, Hanna L. B. Boström, Ricardo Grau-Crespo and Gregor Kieslich

image created by Dr Johannes Richers (Jo Richers Studio)

2022

Semi-paracrystallinity in semi-conducting polymers
Sara Marina, Edgar Gutierrez-Fernandez, Junkal Gutierrez, Marco Gobbi, Nicolás Ramos, Eduardo Solano, Jeromy Rech, Wei You, Luis Hueso, Agnieszka Tercjak, Harald Ade and Jaime Martin

2023

Physical crosslinked hydrogel-derived smart windows: anti-freezing and fast thermal responsive performance
Gang Li, Jiwei Chen, Zhaonan Yan, Shancheng Wang, Yujie Ke, Wei Luo, Huiru Ma, Jianguo Guan and Yi Long

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Materials Horizons 10th Anniversary ‘Community Spotlight’. Meet more of our esteemed Advisory Board Members!

Introducing the Materials Horizons Advisory Board – Part 2.

This year we are pleased to celebrate the tenth anniversary of Materials Horizons. We are so grateful to our fantastic community of authors, reviewers, Board members and readers and wanted to showcase just some of them in a series of ‘Community Spotlight’ blog articles.

In this ‘Community Spotlight’, we feature some more of the Advisory Board members who have supported Materials Horizons over the years. We have asked them what they like most about being on the journal’s Advisory Boards, about their recent publications and about their own insights into the future of materials chemistry. Check out their interview responses and related articles below.

Christopher Bettinger, Advisory Board Member

Carnegie Mellon University, USA

Photograph of Christopher Bettinger

Christopher Bettinger is a Professor at Carnegie Mellon University in the Departments of Materials Science and Engineering and Biomedical Engineering. He directs the laboratory for Biomaterials-based Microsystems and Electronics at CMU, which designs materials and interfaces that integrate medical devices with the human body. Prof. Bettinger is also a co-inventor on several patents and Co-Founder and CTO of Ancure, an early-stage medical device incubator. Prof. Bettinger received an S.B. in Chemical Engineering, an M.Eng. in Biomedical Engineering, and a Ph.D. in Materials Science and Engineering as a Charles Stark Draper Fellow, all from the Massachusetts Institute of Technology.  He completed his post-doctoral fellowship at Stanford University in the Department of Chemical Engineering as an NIH Ruth Kirschstein Fellow.

What do you think of Materials Horizons as a place to publish impactful materials chemistry research?

 ‘Materials Horizons is a high-impact journal that features multidisciplinary research. The breadth of the articles is impressive and attracts a broad audience that is interested in innovative research. As an author, I am particularly impressed by the efficiency of the review process, and which translates to the ability to publish rapidly. Materials Horizons therefore is a great place to publish for quick moving fields.’

Where do you see the materials chemistry field in the next 10 years?

‘Materials chemistry underpins most of the advanced technologies of our generation ranging from RNA vaccines to clean energy to space travel. The scope and scale of the impact of the materials chemistry field is stunning. I’m personally interested in understanding how biomedical materials can help scientists and engineers interrogate and modulate organ systems such as the gastrointestinal tract.’

 

You can read Christopher’s latest articles in Journal of Materials Chemistry B here:

Poisson–Nernst–Planck framework for modelling ionic strain and temperature sensors.

Gaurav Balakrishnan, Jiwoo Song, Aditya S. Khair and Christopher J. Bettinger.

J.Mater. Chem. B, 2023,11, 5544-5551. DOI: 10.1039/D2TB02819K

 

Electrochemical-mediated gelation of catechol-bearing hydrogels based on multimodal crosslinking.

Chenchen Mou, Faisal Ali, Avishi Malaviya and Christopher J. Bettinger.

J.Mater. Chem. B, 2019,7, 1690-1696. DOI: 10.1039/C8TB02854K

 

 

Ramanathan Vaidhyanathan, Advisory Board Member

IISER Pune, India

Photograph of Ramanathan Vaidhyanathan

Dr. R. Vaidhyanathan obtained his Ph.D. from the Jawaharlal Nehru Centre for Advanced Scientific Research under Prof. C. N. R. Rao and Prof. S. Natarajan. He worked as a postdoc with Prof. M. J. Rosseinsky at the University of Liverpool and as a research associate with Prof. George Shimizu at the University of Calgary. He started his independent research career as an assistant professor in IISER Pune in 2012. Currently, he is a Professor at IISER Pune. His research focuses on developing Advanced Porous Materials such as metal-organic frameworks (MOFs) and covalent-organic frameworks (COFs) and their nanocomposites for environmental and energy applications. He has published over 102 papers and has 11 patents filed from IISER Pune. He has been rewarded with several honours, including the Fellowship of Royal Society of Chemistry (2022), C.N.R. Rao Award. National Prize for research in Physical and Inorganic Chemistry (2021), Materials Research Society of India Medal (2019), Chemical Research Society of India Medal (2018), IUSSTF funding won jointly with Temple University (Chief Co-PI, 2018), Sakurai Science Program (SSP), Osaka University, Japan (2016), Best Emerging Young Scientist (Chemical Frontiers), Goa, (2017). He serves as an Associate Editor in Chemistry of Materials and as an Editorial Board Member of ACS Materials Letters and Nature Scientific Reports. He is the Advisory Board Member of Nanoscale Horizons and Materials Horizons.

What do you like most about being on the Advisory Board for Materials Horizons?

‘Excellent opportunity. Such a fantastic journal covering a whole spectrum of materials. Being an Advisory Board Member gives me the commitment and responsibility to bring visibility and promote the latest happenings and upcoming young researchers in porous materials.’

What do you think of Materials Horizons as a place to publish impactful materials chemistry research?

‘Again, among the top materials journals, the editorial and marketing teams are engaged in promoting the published articles. This is very critical for many researchers who work on topical areas. Importantly, the “concept note” for every article published in Materials Horizons provides a plain language note of the work, making it reachable to a wide scientific audience and opening collaboration opportunities.’

Where do you see the materials chemistry field in the next 10 years?

Nothing but top. It has become such a fantastic interdisciplinary research area. Nowadays, very little work happens within individual groups. The rapid development of technology and the excellent government support for research from many developing and almost-developed countries has expanded the capability of individual groups. Now many active groups are not ready to settle for only fundamental investigations; there is a vibrant, collaborative environment between groups leading to research in materials that is more targeted and holistic. Given this, I see Materials Chemistry inciting every field of Science and Technology.’

In your opinion, how could members of the community be more involved with the journal?

‘I see the materials journals of RSC being extremely focused and active in communicating with the members and encouraging them to contribute to specialized topics. And their attempt to invite senior researchers to nominate, support and endorse high-flying young researchers is simply superb. Keep going.’

Could you provide a summary of your most recent Materials Horizons publication?

‘I would not call it the most recent, but we have published an excellent work on flexible MOFs. We employed the concept of “Hard Soft Gate Control (HSGC)” which involves tuning the openness of the MOF framework by exploiting the coordination flexibility between the metal and the basic ligand by tuning the metal’s hardness. It resulted from an intense collaboration between Woo and co-workers from U Ottawa and us.’

 

Discover some of Ramanathan’s work across our Horizons journals here:

Imparting gas selective and pressure dependent porosity into a non-porous solid via coordination flexibility.

Shyamapada Nandi, Phil De Luna, Rahul Maity, Debanjan Chakraborty, Thomas Daff, Thomas Burns, Tom K. Woo and Ramanathan Vaidhyanathan.

Mater. Horiz., 2019,6, 1883-1891. DOI: 10.1039/c9mh00133f

 

Hydroxide ion-conducting viologen–bakelite organic frameworks for flexible solid-state zinc–air battery applications.

Deepak Rase, Rajith Illathvalappil, Himan Dev Singh, Pragalbh Shekhar, Liya S Leo, Debanjan Chakraborty, Sattwick Haldar, Ankita Shelke, Thalasseril G. Ajithkumarc and Ramanathan Vaidhyanathan.

Nanoscale Horiz., 2023,8, 224-234. DOI: 10.1039/d2nh00455k

 

Moyuan Cao, Advisory Board Member

Nankai University, China.

Photograph of Moyuan Cao

 

Dr. Moyuan Cao is currently a professor and principal investigator at school of materials science and engineering, Nankai University, China. He received his B. Eng. Degree (2010) and M. Sc. Degree (2013) in Macromolecular Science and Engineering from Zhejiang University, China. In 2016, he received Ph. D. Degree in materials sciences under the supervision of Prof. Lei Jiang at Beihang University and Chinese Academy of Sciences. He is also a member of Haihe Laboratory of Sustainable Chemical Transformations (Tianjin, China) and Smart Sensing Interdisciplinary Science Center of Nankai University. He has published over 70 peer-review papers in Matter, Adv. Mater., Mater. Horiz., Adv. Funct. Mater., etc. His citation number is over 4600 times with an H-index of 36. He serves as Editorial member of Frontiers in Chemistry, Polymers, Chinese Chemical Letters, Transactions of Tianjin University and Advisory board member of Materials Horizons. His present scientific interests are focused on the design and the applications of bio-inspired asymmetrical interfaces for fluid manipulation, including (1) Self-propelled fluid delivery on open interfaces; (2) Bubble manipulation on hydrophobic slippery surfaces; (3) Integrated systems with fluid collecting ability.

 

Where do you see the materials chemistry field in the next 10 years?

‘As for the research field in next 10 years, human beings should overcome the shortage of resources including water, energy, food, etc. For example, the drinking water scarcity has influenced the millions of people in undeveloped country. In such region, the complicated equipment such as membrane systems might not be suitable due to the high cost. Therefore, the future research should focus on the drinking water production with more convenient and efficient way. Learning from nature can give us numerous ideas. Why can plants efficiently uptake clear water from mud? How did plant capture and reserve water in arid region? How can we take those inspirations to our design? If we can totally understand the biologic logic of water uptake, I believe that we can further improve the current systems for water production. What I can see is that the combination between the hierarchical structure of plants and the solar absorbing system should be a possible answer to biologic water uptake. So, in the next 10 years, the solar-assisted water production and liquid manipulation can be an important interdisciplinary topic that relating to water, energy, agriculture and integrated functional devices.’

Could you provide a summary of your most recent Materials Horizons publication?

‘In our recent publication in Materials Horizons (2022, 9, 1888), we have fully revealed the superior floatability of Pistia stratiotes that is a kind of aquatic plants. Compared with the traditional lotus leaf, Pistia stratiotes has improved floatability on the basis of its penetrable superhydrophobic/hydrophilic Janus structure. Even when pushed into water, Pistia can spontaneously return to its original orientation on the water surface, and the on-surface leftover water can be actively drained through its liquid channel. Inspired by this natural design, we have fabricated an interfacial tumbler with similar structure, showing an improved floatability. In addition, we have also demonstrated a micro-light-buoy based on this bioinspired floater, which can meet the requirement of floatable microdevice and on-sea signaling. In this publication, we have updated the understand of the floatability of Pistia, and then design a bioinspired structure to optimize the micro-floater. In future, the on-water or on-sea micro-devices should be a promising platform for detection, desalination, imaging, etc. Therefore, our design can also provide a method to stabilize the functional devices at air/water interface. We are interested in discovering the nature’s secrets and learning from nature’s way. ‘

 

Check out Muyuan’s latest Materials Horizons articles here:

Designing a slippery/superaerophobic hierarchical open channel for reliable and versatile underwater gas delivery.

Xinsheng Wang, Haoyu Bai, Zhe Li,  Yaru Tian,  Tianhong Zhaoa and Moyuan Cao.

Mater. Horiz., 2023,10, 3351-3359. DOI: 10.1039/D3MH00898C

 

An interfacial floating tumbler with a penetrable structure and Janus wettability inspired by Pistia stratiotes.

Yifan Yang, Haoyu Bai, Muqian Li, Zhe Li, Xinsheng Wang, Pengwei Wang and Moyuan Cao.

Mater. Horiz., 2022,9, 1888-1895. DOI: 10.1039/D2MH00361A

 

Vivian Wing Wah Yam, Advisory Board Member

The University of Hong Kong, China

Photograph of Vivian Wing Wah Yam

 

Vivian W.-W. Yam obtained both her BSc (Hons) and PhD from The University of Hong Kong, and is currently the Philip Wong Wilson Wong Professor in Chemistry and Energy and Chair Professor of Chemistry at The University of Hong Kong. She was elected to Member of Chinese Academy of Sciences, International Member (Foreign Associate) of US National Academy of Sciences, Foreign Member of Academia Europaea, Fellow of TWAS and Founding Member of Hong Kong Academy of Sciences. She was Laureate of the 2011 L’Oréal-UNESCO For Women in Science Award. She has received a number of awards, including the Josef Michl ACS Award in Photochemistry, RSC Centenary Medal, RSC Ludwig Mond Award, Porter Medal, Bailar Medal, I-APS Presidential Award, FACS Foundation Lectureship Award, APA Masuhara Lectureship Award, JPA Honda-Fujishima Lectureship Award, JPA Eikohsha Award, JSCC International Award, State Natural Science Award, CCS-China Petroleum & Chemical Corporation (Sinopec) Chemistry Contribution Prize, CCS Huang Yao-Zeng Organometallic Chemistry Award, etc. Her research interests include inorganic/organometallic chemistry, supramolecular chemistry and controlled assembly of nanostructures, photophysics and photochemistry, and metal-based molecular and nano-assembled functional materials for sensing, organic optoelectronics and energy research.

What do you like most about being on the Advisory Board for Materials Horizons?

‘Being on the Advisory Board for Materials Horizons, I am pleased that we are involved in a lot of decision-making. It is running on a highly transparent and open system.  We are given opportunities to vote on different things, such as the outstanding papers awards, the top covers, and to provide nominations and suggestions, or to be involved in Horizons Symposia etc. We are also provided with the most up-to-date information on the developments of Materials Horizons.’

Could you provide a summary of your most recent Materials Horizons publication?

‘The team of the Department of Chemistry in The University of Hong Kong showcased for the first time a new class of robust gold(III) complexes with promising operational half-lifetime of more than 200,000 hours. The findings have been published in the special issue of Materials Horizons in honour of Professor Seth Marder (Mater. Horiz., 2022, 9, 281–293). Our most recent Materials Horizons publication (Mater. Horiz., 2022, 9, 281) reported the design and synthesis of yellow- to red-emitting gold(III) complexes and their applications in operationally stable organic light-emitting devices (OLEDs).

We showed that gold(III) complexes can display unprecedented room-temperature phosphorescence both in solution and in the solid state in 1993, and have since designed luminescent gold(III) systems and reported for the first time the use of phosphorescent gold(III) emitters in OLEDs in 2005. Through systematic spectroscopic and photophysical studies, together with rational molecular design and optimization of the molecular structure, their performances have since been increasingly improved towards practical device performance. Through the delicate balance of the radical anion stability and the resonance structures of the N-heterocyclic moieties introduced onto the cyclometalating ligand, a proper choice of the isomers is found to be the determining factor for the realization of high operational stability in these gold(III) complexes. The isomeric effect and extended π-conjugation of the N-heterocycles are shown to remarkably perturb the photophysical, electrochemical and electroluminescence properties of these gold(III) complexes. This has led to high device operational stabilities with long half-lifetime reaching 206,800 hours and maximum external quantum efficiencies of 14.5% in the vacuum-deposited devices, representing the longest operational half-lifetime as well as the highest EQE among the orange-emitting gold(III)-based devices reported so far at that time. This work has provided mechanistic insights and would have significant and important impact on the research and development of luminescent gold(III) complexes.’

 

Read Vivian W.W’ s latest articles across the Materials journals here:

Design and synthesis of yellow- to red-emitting gold(iii) complexes containing isomeric thienopyridine and thienoquinoline moieties and their applications in operationally stable organic light-emitting devices.

Lok-Kwan Li, Cathay Chai Au-Yeung, Man-Chung Tang, Shiu-Lun Lai, Wai-Lung Cheung, Maggie Ng, Mei-Yee Chan and Vivian Wing-Wah Yam.

Mater. Horiz., 2022,9, 281-293. DOI:10.1039/d1mh00821h

 

Synthesis and photoswitchable amphiphilicity and self-assembly properties of photochromic spiropyran derivatives.

Yiwei Zhang, Maggie Ng, Eugene Yau-Hin Hong, Alan Kwun-Wa Chan, Nathan Man-Wai Wu, Michael Ho-Yeung Chan, Lixin Wu and Vivian Wing-Wah Yam.
J. Mater. Chem. C
, 2020,8, 13676-13685. DOI: 10.1039/d0tc03301d

 

Darren Lipomi, Advisory Board Member

UC San Diego, USA

Photograph of Darren Lipomi

 

Darren J. Lipomi is a Professor of nanoengineering, chemical engineering, and materials Science at UC San Diego. He is also the Associate Dean for Students and the Faculty Director of the IDEA Engineering Student Center at the Jacobs School of Engineering at UCSD. Lipomi earned his bachelor’s degree in chemistry with a minor in physics as a Beckman Scholar at Boston University in 2005, and his PhD in chemistry at Harvard University in 2010, with Prof. George M. Whitesides. From 2010 – 2012, he was an Intelligence Community Postdoctoral Fellow in the laboratory of Prof. Zhenan Bao at Stanford University, and arrived at UCSD in 2012. His research interests include the chemistry of organic materials, especially the mechanical properties of semiconducting polymers for flexible solar cells, biomechanical sensors, and phenomena that occur at the intersection of materials chemistry with human perception and cognition. He is the recipient of the AFOSR Young Investigator award, the NIH Director’s New Innovator Award, the Presidential Early Career Award for Scientists and Engineers (PECASE), and the NSF BRITE-Pivot award. He hosts a podcast, “Molecular Podcasting with Darren Lipomi” and associated YouTube channel (Darren_Lipomi) that together have >15,000 subscribers. These venues serve as a resource to students, postdocs, and other early-career researchers.

What do you like most about being on the Advisory Board for Materials Horizons?

‘Serving on the Advisory Board for Materials Horizons has been a true privilege. The multifaceted nature of this role, which allows me to engage with authors, editors, and editorial staff, is what I find most gratifying. I have been pleased to have the opportunity to shape the direction of the journal and influence the discourse within the scientific community. I have especially enjoyed interacting with my fellow board members, who come from a broad swath of the materials science community.’

Where do you see the materials chemistry field in the next 10 years?

‘The next decade holds great promise for materials science, in particular increased interdisciplinary in an already interdisciplinary field. We’ll likely witness the emergence of smarter materials for human interaction. That is, true bioinspiration; materials with combined sensor-actuator functionality and neuromorphic designs. I am especially interested in the intersection of materials science with human perception and psychology. The advent of more sustainable materials and improved methods for recycling will play a significant role in tackling environmental challenges. Furthermore, with advancements in computation and machine learning, materials design will become more predictive, accelerating the discovery of new materials with tailored properties.

 

You can find Darren’s latest Materials Horizons and Nanoscale articles below:

Human ability to discriminate surface chemistry by touch.

Cody W. Carpenter, Charles Dhong, Nicholas B. Root, Daniel Rodriquez, Emily E. Abdo, Kyle Skelil, Mohammad A. Alkhadra, Julian Ramírez, Vilayanur S. Ramachandran and Darren J. Lipomi.
Mater. Horiz.
, 2018,5, 70-77. DOI: 10.1039/c7mh00800g

 

Exploring the limits of sensitivity for strain gauges of graphene and hexagonal boron nitride decorated with metallic nanoislands.

Julian Ramírez, Armando D. Urbina, Andrew T. Kleinschmidt, Mickey Finn, III, Samuel J. Edmunds, Guillermo L. Esparzaa and Darren J. Lipomi.

Nanoscale, 2020,12, 11209-11221. DOI: 10.1039/d0nr02270e

 

Luisa Torsi, Advisory Board Member

University of Bari, Italy

Photograph of Luisa Torsi

Luisa Torsi is a professor of analytical chemistry at the University of Bari and president of the Regional Center on Single-Molecule Digital Assay. She received her laurea degree in Physics and the PhD in Chemistry from UNIBA and was post-doctoral fellow at Bell Labs in USA.
In 2010 Torsi was awarded the Merck prize and in 2019, she received the Distinguished Women Award from the International Union of Pure and Applied Chemistry (IUPAC). She was also president of the European Material Research Society. Torsi is the winner of the Wilhelm Exner Medal 2021, a prize awarded since 1921 by the Austrian Industrial Association and the Premio del Presidente della Repubblica dell’Accademia dei Lincei. She is also a member of this prestigious Accademia since 2023
Torsi has authored ca. 240 papers, published also in Science and Nature journals. Her works collected mare then 16.400 Google Scholar citations resulting in an h-index of 63. Gathered research funding for over 40 M€, comprises several national and European projects, mostly coordinated by her. Torsi is committed to the role-modeling for younger women scientists. In a recent campaign by Fondazione Bracco, she was featured in a story of TOPOLINO (Italian series of Disney comics), as “Louise Torduck”, a successful female scientist of the Calisota valley.

Where do you see the materials chemistry field in the next 10 years? 

‘I believe that a forthcoming challenge in the field will revolve around delving into the molecular-level investigation and comprehension of the electrostatic characteristics of proteins, especially when they are constrained to a surface or when they come together to create a biolayer.’

Could you provide a summary of your most recent Materials Horizons publication?

‘It a reflection on the comparison between electronic and electrochemical biosensors. It starts from the observation that several three-terminal organic bioelectronic structures have been proposed for diverse biosensing applications, with a focus on organic field-effect transistors in an electrolyte as popular choices for detecting proteins and genomic analytes. These devices gain selectivity by immobilizing bio-recognition elements and are cost-effective for point-of-care medical uses. However, they don’t consistently outperform traditional electrochemical sensors. The idea is to provide the community with a comparative analysis of potentiometric and amperometric electrochemical sensors against organic bioelectronic transistors, including an examination of their sensing mechanisms and amplification factors. It also discusses the functional relationship between sensor responses and analyte concentration for accurate quantification.’

 

Here are some of Luisa’s latest articles from across the Materials journals:

About the amplification factors in organic bioelectronic sensors.

Eleonora Macchia, Rosaria Anna Picca, Kyriaki Manoli, Cinzia Di Franco, Davide Blasi, Lucia Sarcina, Nicoletta Ditaranto, Nicola Cioffi, Ronald Österbacka, Gaetano Scamarcio, Fabrizio Torricelli and Luisa Torsi.

Mater. Horiz., 2020,7, 999-1013. DOI: 10.1039/c9mh01544b

 

A stable physisorbed layer of packed capture antibodies for high-performance sensing applications.

Lucia Sarcina, Cecilia Scandurra, Cinzia Di Franco, Mariapia Caputo, Michele Catacchio, Paolo Bollella, Gaetano Scamarcio, Eleonora Macchia and Luisa Torsi.
J. Mater. Chem. C
, 2023,11, 9093-9106. DOI: 10.1039/d3tc01123b

 

We hope you have enjoyed meeting our Advisory board members.  Next month we take a look at some more of our featured Materials Horizons Emerging Investigators.

 

Or to read more of our community spotlight blog, return to the home page here

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Horizons Symposium 2023: Round-up

Did you attend the 2023 Horizons Symposium on electronic and energy materials in Berlin? Don’t worry if you missed out, catch up on all the excitement below!

In late September this year, the first annual Horizons Symposium finally took place at the Humboldt University of Berlin. Featuring exciting talks from our invited speakers and an engaging poster session, the breadth and quality of science presented was truly outstanding!

Hosted by Materials Horizons and Nanoscale Horizons, the two-day symposium was rounded off with a ‘meet the editor’ session led by Editorial Board Chair of Materials Horizons, Martina Stenzel. Overall, the symposium offered a unique opportunity for plenty of networking and discussing the future of materials for electronic and energy applications! We very much look forward to the 2024 event!

 

Meet our poster prize winners!

Materials Horizons and Nanoscale Horizons were delighted to award two poster prizes – congratulations to Vaidehi Lapalikar and Thorsten Schultz!!
Thorsten receives his poster prize certificate from Executive Editor Michaela Dr. Thorsten Schultz
Scientist, Helmholtz-Zentrum Berlin für Materialien und Energie.

Poster prize awarded for poster entitled: “Work function and energy level alignment tuning at Ti₃C₂Tx MXene surfaces and interfaces using (metal-)organic donor/acceptor molecules”Thorsten Schultz graduated from the University of Leipzig (Germany) in 2014 and obtained his PhD degree in physics in 2018 from the Humboldt Universität zu Berlin (Germany), working in the group of professor Norbert Koch on energy level alignment mechanisms at inorganic-organic semiconductor interfaces investigated with photoelectron spectroscopy. In 2019, he joined the Helmholtz-Zentrum Berlin für Materialien und Energie as a Postdoc, deepening his experience in the field of photoelectron spectroscopy. He continued working on the energy level alignment manipulation at organic/inorganic semiconductor interfaces, culminating in a universal method to adjust the energy level alignment at such interfaces over a wide range by the insertion of thin molecular donor/acceptor interlayers, the so-called interlayer method.  He is now permanently employed as a beamline scientist at Helmholtz-Zentrum Berlin and will be responsible for the ENERGIZE beamline after its completion, which will be dedicated to research on hybrid materials and energy efficient technologies.

Vaidehi Lapalikar
Doctoral researcher, Technische Universität Dresden.

Poster prize awarded for poster entitled: “Solution-processed electronics based on BiOI”“The RSC Horizons Symposium on electronic and energy materials gave me a particularly exciting opportunity to interact with a diverse spectrum of professionals associated with this field, ranging from doctoral students to established researchers, publishing editors, and experts doing pioneering work towards open science. The event left me thoroughly inspired and full of fresh ideas for the future!”

LinkedIn profile.

Vaidehi Lapalikar receives her poster prize

Congrats to our best student question winners!

The Royal Society of Chemistry was also delighted to award two special prizes for the best question asked by a student – we were overwhelmed by the many insightful questions from all attendees but were delighted to award Emily Albert and Anton Dzhong with a pair of colour changing RSC mugs for their excellent and engaging questions!

 

Emily Albert poses with her colour changing mug mid-transition Emily Albert
Master student, Humboldt Universität zu Berlin. 

Emily Albert is a Masters student in the group Supramolecular Systems led by Prof. Dr. Norbert Koch at Humboldt Universität zu Berlin.

“The Horizon Symposium provided  a familiar and open-minded environment, perfect for asking questions as a student!”

Anton Dzhong
Master student, Humboldt Universität zu Berlin. 

Anton Dzhong is currently working on his Masters Thesis in Eva Unger’s Research Group at Helmholtz-Zentrum Berlin on Perovskite Solar Cell Materials.

“The Symposium posed a great opportunity to explore the field of energy materials and it was fun having fruitful discussions with so many dedicated researchers!”

LinkedIn Profile

Anton poses with his poster

 

Thanks to all attendees, speakers and the organising committee for a truly engaging and enjoyable symposium – we look forward to meeting more of our community next year! Sign up to our journal email alerts to make sure you are the first to hear when registration opens!
_______________________

 

Photo gallery

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Materials Horizons 10th Anniversary ‘Community Spotlight’: Meet some of our Outstanding Reviewers!

Introducing the Materials Horizons Outstanding Reviewers.

This year we are pleased to celebrate the tenth anniversary of Materials Horizons. We are so grateful to our fantastic community of authors, reviewers, Board members and readers and wanted to showcase just some of them in a series of ‘Community Spotlight’ blog articles.

In our third ‘Community Spotlight’, we feature some of the outstanding reviewers who have supported Materials Horizons over the years. Our outstanding reviewers are selected each year for their excellence in maintaining the reliability and integrity of the Materials Horizons peer review process. We have asked them what they like most about being a reviewer for Material Horizons and about their own insights into what makes a great article and a great reviewer.  Check out their interview responses and related articles below.

 

Markus Suta, Outstanding Reviewer.

Heinrich Heine University Düsseldorf, Germany

Markus Suta studied both Chemistry and Physics at the University of Siegen in Germany and obtained his PhD in Chemistry in 2017. He followed up with a postdoc at the University of Utrecht, the Netherlands in Prof. Andries Meijerink’s group. Since 2021, he holds a position as a tenure track professor at the Heinrich Heine University Düsseldorf, Germany. His group combines solid-state chemistry with advanced photoluminescence spectroscopy and theoretical modelling to better fundamentally understand and design luminescent materials for various applications. He is currently also member of the “Young College” of the North-Rhine Westphalian Academy of Sciences and Arts.

What do you like most about being a reviewer for Materials Horizons?

“You get to know research at the forefront of materials science at quite an early point and sometimes are just blasted by the excellent ideas of other researchers. On top, you can actively help even further improve their drafts – which can also be stimulating for joining forces or get a fresh new viewpoint on your own research.”

What has been your biggest learning point from reviewing?

“No matter how deep you are in your research topic and how carefully you read a manuscript – if you see the other reviews you often realize what you still have missed. This always shows me that multiple viewpoints – sometimes even off-topic – actually enrich the quality of a manuscript.”

 

 

You can read some of Markus’ recent research in Journal of Materials Chemistry C here:

Influence of excitation and detection geometry on optical temperature readouts – reabsorption effects in luminescence thermometry.

Natalia Stopikowska, Przemysław Woźny, Markus Suta, Teng Zheng, Stefan Lis and Marcin Runowski.
J. Mater. Chem. C
, 2023,11, 9620-9627. DOI: 10.1039/D3TC01684F

 

How to calibrate luminescent crossover thermometers: a note on “quasi”-Boltzmann systems

Benedikt Bendela and  Markus Suta.
J. Mater. Chem. C
, 2022,10, 13805-13814. DOI: 10.1039/D2TC01152B

 

Molecular design of phenazine-5,10-diyl-dibenzonitriles and the impact on their thermally activated delayed fluorescence properties.

Dietrich Püschel, Julia Wiefermann, Simon Hédé, Tobias Heinen, Leo Pfeifer, Oliver Weingart, Markus Suta, Thomas J. J. Müller and Christoph Janiak.
J. Mater. Chem. C
, 2023,11, 8982-8991. DOI: 10.1039/D3TC01228J

 

Michael Dickey, Outstanding Reviewer.

North Carolina State University, USA

Michael Dickey received a BS in Chemical Engineering from Georgia Institute of Technology (1999) and a PhD from the University of Texas (2006) under the guidance of Professor Grant Willson. From 2006-2008 he was a post-doctoral fellow in the lab of Professor George Whitesides at Harvard University.  He is currently the Camille and Henry Dreyfus Professor in the Department of Chemical & Biomolecular Engineering at NC State University.  He completed a sabbatical at Microsoft in 2016.  Michael’s research interests include soft matter (liquid metals, gels, polymers) for soft and stretchable devices (electronics, energy harvesters, textiles, and soft robotics)

 

What encouraged you to become a reviewer for Materials Horizons?

“It helps me stay up to date on the latest work in the field of materials.”

What would you recommend to new reviewers to ensure their report is helpful?

“The review should be clearly written. Any critical comments should be justified so the authors have the chance to improve.  Serving in an anonymous role like a reviewer comes with great responsibility. “

 

Discover some of Michael’s recent research in our RSC journals here:

Applications of liquid metals in nanotechnology

Francois-Marie Allioux, Mohammad B. Ghasemian, Wanjie Xie, Anthony P. O’Mullane, Torben Daeneke, Michael D. Dickey and Kourosh Kalantar-Zadeh.

Nanoscale Horiz., 2022,7, 141-167. DOI: 10.1039/D1NH00594D

 

Broad-spectrum treatment of bacterial biofilms using magneto-responsive liquid metal particles

Samuel Cheeseman, Aaron Elbourne, Rashad Kariuki, Aswin V. Ramarao, Ali Zavabeti, Nitu Syed, Andrew J. Christofferson, Ki Yoon Kwon, Woojin Jung, Michael D. Dickey, Kourosh Kalantar-Zadeh, Christopher F. McConville, Russell J. Crawford, Torben Daeneke, James Chapman and Vi Khanh Truong.
J. Mater. Chem. B
, 2020,8, 10776-10787. DOI: 10.1039/D0TB01655A

 

Sheng-Heng Chung, Outstanding Reviewer.

National Cheng Kung University, Taiwan.

Sheng-Heng Chung received his B.S. in Resource Engineering and Materials Science and Engineering from National Cheng Kung University and his M.S. in Materials Science and Engineering from National Tsing Hua University in Taiwan. He joined the Ph.D. program in Materials Science and Engineering and worked as a research associate with Professor Arumugam Manthiram at the University of Texas at Austin. Currently, he is an associate professor in the Department of Materials Science and Engineering at National Cheng Kung University. His current research focuses on electrochemical conversion and storage technology.

What has been your biggest learning point from reviewing?

“After reviewing thousands of peer-reviewed papers from more than 100 journals, I really appreciate the opportunity to have access to the high-ranking manuscript from prestigious journals. Reviewing the initially submitted manuscript, commenting the follow-up revision, and reading the published papers that I reviewed teach me the rigorous way to prepare our manuscript with sufficient data and detailed analysis. The reviewing processes also allow me to change my way of thinking about what my colleagues and I should bring to the reviewers and readers. Most importantly, serving as a reviewer is important for me to contribute my skills to the research field.”

Has being a reviewer affected how you approach the preparation of your recent manuscripts?

“Serving as a reviewer for Materials Horizons, I always receive the manuscript with high standard and new scientific knowledge. These high-level papers inspire me to organize my manuscript and evaluate my research. It is very important to adopt these excellent manuscripts’ writing and formatting to make my manuscript easy to read and look good. I also learn that the best way to present our best research is not only to publish the data as soon as possible, but also to support the ground-breaking data with solid evidence. I am also learning how to deal with rejection. After feeling sad, it is more useful to move on and revise my manuscript based on the reviewers’ constructive suggestions and make the rejected paper a better one. “

Check out Sheng-Heng’s latest research in Journal of Materials Chemistry A

Lithium–sulfur cells with a sulfide solid electrolyte/polysulfide cathode interface

Yin-Ju Yena and Sheng-Heng Chung.
J. Mater. Chem. A
, 2023,11, 4519-4526. DOI: 10.1039/D2TA07806F

 

Integrated high-sulfur-loading polysulfide/carbon cathode in lean-electrolyte cell toward high-energy-density lithium–sulfur cells with stable cyclability

Yun-Chen Wu and Sheng-Heng Chung.
J. Mater. Chem. A
, 2023,11, 9455-9463. DOI: 10.1039/D3TA00210A

 

Composite gel-polymer electrolyte for high-loading polysulfide cathodes

Li-Ling Chiu and Sheng-Heng Chung.
J. Mater. Chem. A
, 2022,10, 13719-13726. DOI: 10.1039/D2TA01867E

 

Richard Kaner, Outstanding Reviewer

University of California, Los Angeles (UCLA), USA

Richard Kaner received a Ph.D. from the University of Pennsylvania in 1984 working with Prof. Alan MacDiarmid (Nobel Laureate 2000, deceased). After postdoctoral research at Berkeley, he joined the University of California, Los Angeles (UCLA) in 1987, earned tenure in 1991, became a full professor in 1993, a Distinguished Professor in 2012 and was appointed to the Dr. Myung Ki Hong Endowed Chair in Materials Innovation in 2017.

He has published over 460 papers in top peer reviewed journals and holds 73 U.S. patents. According to the most recent Clarivate Analytics/Thomson-Reuters rankings, he is among the world’s most highly cited authors. Professor Kaner has received awards from the Dreyfus, Fulbright, Guggenheim, Packard and Sloan Foundations along with the Materials Research Society Medal, the Royal Society of Chemistry Centenary Prize, the Chemical Pioneer Award from the American Institute of Chemistry and the American Chemical Society’s Buck-Whitney Research Award, Tolman Medal, Award in the Chemistry of Materials and the Award in Applied Polymer Science for his work on refractory materials including new synthetic routes to ceramics, intercalation compounds, superhard metals, graphene and conducting polymers.

He has been elected a Fellow of the American Association for the Advancement of Science (AAAS), the American Chemical Society (ACS), the American Physical Society (APS), the European Academy of Sciences (EurASc), the European Academy of Sciences and Arts (Euro-Acad), the Materials Research Society (MRS) and the Royal Society of Chemistry (FRSC).

 

What do you think of Materials Horizons as a place to publish impactful materials chemistry research?

“Materials Horizons is a great place to publish high impact research across all areas involving new and exciting materials and their applications.”

Where do you see the materials chemistry field in the next 10 years?

“Materials have become one of the hottest areas in scientific exploration. They will continue to drive our economy in terms of new and improved products from safer and longer lasting batteries to enhanced electronics. As plastics have been ubiquitous, hopefully we will begin to see economical ways to reuse, up-cycle and ultimately depolymerize them to then form other useful materials.”

 

You can read Richard’s research in Materials Horizons here:

 

Crystalline tetra-aniline with chloride interactions towards a biocompatible supercapacitor

Xiaoling Tong, Guan Sheng, Dongzi Yang, Shuo Li, Cheng-Wei Lin, Wei Zhang, Zhihui Chen, Chaohui Wei, Xianzhong Yang, Fei Shen, Yanyan Shao, Hui Wei, Yihan Zhu, Jingyu Sun, Richard B. Kaner and Yuanlong Shao.

Mater. Horiz., 2022,9, 383-392. DOI: 10.1039/D1MH01081F

 

Niobium pentoxide based materials for high rate rechargeable electrochemical energy storage

Fei Shen, Zhongti Sun, Qinggang He, Jingyu Sun, Richard B. Kaner and Yuanlong Shao.
Mater. Horiz.
, 2021,8, 1130-1152. DOI: 10.1039/D0MH01481H

 

 

Joachim Vollbrecht, Outstanding Reviewer.

Institute for Solar Energy Research in Hamelin (ISFH), Germany.

Joachim Vollbrecht obtained his B. Sc. in Chemistry and M. Sc. in Optoeletronics and Photonics at the University of Paderborn. Then, he worked in the group of Prof. Kitzerow on liquid crystalline organic semiconductor materials that were applied in organic light emitting diodes and organic thin film transistors. After graduating with his Dr. rer. Nat. in Physical Chemistry (2016), he moved from the University of Paderborn to the US and joined the group of Prof. Nguyen, as a Feodor Lynen postdoctoral fellow to the Center of Polymers and Organics Solids at the University of California, Santa Barbara. There he conducted research on non-fullerene organic photovoltaic devices and organic photodetectors. He returned to Germany to the group of Prof. Neher at the Institute of Physics and Astronomy at the University of Potsdam, where he worked on the recombination dynamics of organic solar cells. Currently, he is employed as project leader at the Institute for Solar Energy Research in Hamelin (ISFH), conducting research on perovskite solar cells.

 

What do you like most about being a reviewer for Materials Horizons?

“It is one of the best opportunities to have “early-access” to some of the most cutting-edge research in materials science and it also offers a wide variety of research topics to choose from.”

What would you recommend to new reviewers to ensure their report is helpful?

“Treat each review as if you – as the reviewer – would also be part of the list of authors. How can you give constructive feedback that would make this manuscript its best version possible? Would you sign the results presented in the manuscript with your own name and would you vouch for its contents?”

 

You can read about Joachim’s recent research in his article, currently in press, in Energy Advances here: 

On the relationship of the effective mobility and photoconductance mobility in organic solar cells

Joachim Vollbrecht, Nurlan Tokmoldin, Bowen Sun, Elifnaz Saglamkaya, Lorena Perdigón-Toro, Seyed Mehrdad Hosseini, Jae Hoon Son, Han Young Woo, Safa Shoaee and Dieter Neher.
Energy Adv.
, 2023,2, 1390-1398. DOI: 10.1039/D3YA00125C

 

We hope you enjoy reading about some of our wonderful outstanding reviewers. Next month we return to showcase some more members of our esteemed Advisory Board!

 

Or to read more of our community spotlight blog, return to the home page here

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Open Call for Submissions: Themed collection on Memristors and Neuromorphic Systems

Memristors and Neuromorphic Systems

Submit your latest work to Nanoscale Horizons and Materials Horizons now!

We are delighted to announce an open call for submissions to our cross-journal themed collection on ‘Memristors and Neuromorphic Systems’ to be published across Nanoscale Horizons and Materials Horizons

This collection is being Guest Edited by:

Prof. Xiaodong Chen (Nanyang Technological University, Singapore)

Prof. Cheol Seong Hwang (Seoul National University, Korea)

Prof. Francesca Santoro (Forschungszentrum Jülich, Germany)

Prof. Yoeri Van de Burgt (Eindhoven University of Technology, The Netherlands)

In late 2022, ChatGPT was launched with global impact across many different fields and society. However, similar to other artificial intelligence (AI) algorithms it has a substantional downside: consuming a lot of energy. ChatGPT requires almost ten times more energy cost than a conventional search algorithm, such as Google, as the large language model used in this new algorithm is built on a massive neural network, where the number of parameters to be optimized is overwhelming (several hundreds of billions). These models fundamentally belong to machine learning algorithms, where backpropagation-based deep learning produces remarkable performances. However, these methods are entirely disparate from human brain operation, which operates in a massively parallel and spike-based fashion and vastly outperforms computing algorithms in some classification tasks at much lower energy cost.

The research field dedicated to mimicking the brain is called neuromorphic engineering, and covers a wide range of disciplines, including electrical engineering, computing, materials science, chemistry, physics, and even psychology. Yet, conventional CMOS-based hardwares are based on the von-Neumann architecture which operates sequentially (instead of in parallel) suffling data back and forth between processing and memory, and thus barely fulfil the low-energy requirements for neuromorphic engineering. Memristors, which can be synaptic, neural, or even a combination of both, offer a potential solution and as such have been the focus of enhanced research efforts. In addition to their low-energy cost requirements, new materials properties employed by memristors may lead to new algorithms or help solve conventionally challenging tasks, such as NP-hard problems.

This themed collection in Materials Horizons and Nanoscale Horizons aims to report the latest developments in memristive materials. Exploring their fabrication, characterization, circuit design, and performance for applications in the future of neuromorphics. Collaborative work between diverse fields is especially encouraged.

Submissions Deadline: 30th November 2023

Submissions should fit within the scope of either Nanoscale Horizons or Materials Horizons. Please click on the journal link for more information on the journal’s scope, standards, article types and author guidelines. We invite authors to select the journal that best suits their submission.

This open call is open for primary research submissions only and review content will be invite-only. Please note that primary research is accepted in the form of Communications for both journals and requires a ‘New Concepts statement’ to help ascertain the significance of the research. General guidance and examples can be found here.

For Nanoscale Horizons, we welcome high-quality studies across all fields of device/design and nanoscale materials and for Materials Horizons, we welcome exceptionally high-quality, innovative materials science research focusing on new materials and their applications.

If you wish to contribute, please submit your manuscript directly to the submissions platform for either Nanoscale Horizons or Materials Horizons and add a note in the ‘Comments to the Editor’ and the ‘Themed issues’ sections of the submissions page to say that this is an open call submission to the themed collection on Memristors and Neuromorphic Systems. If accepted and if suitable for the collection, your article will be added to the ongoing online collection after publication and published in a regular issue of the journal for enhanced visibility. The collection will be promoted around Spring 2024 and beyond.

All submissions will undergo a rigorous peer review process, including an initial Editorial assessment as to suitability for the journal before potential peer review.

If you have any questions, please contact the Editorial Office at materialshorizons-rsc@rsc.org.

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Materials Horizons 10 year Anniversary Overview

Materials Horizons 10th anniversary

 

To celebrate the 10-year anniversary of Materials Horizons, we would like to invite you to take part, contribute and enjoy our ongoing and upcoming activities. This blog contains a brief outline of some of our main celebratory initiatives. Be sure to keep an eye out for more additions!

 

 

Introductory Editorial

Past and Present Editorial board chairs, Seth Marder and Martina Stenzel, reflect upon their time with Materials Horizons and the progress and development of the journal over the decade.

Read Seth’s Editorial and Martina’s Editorial.

 

 

 

 

10th Anniversary Collection

This special collection celebrates and thanks members of our community who have supported the journal over the last 10 years, and we are honoured that these authors have shared their latest discoveries with us. Check out the heartwarming ‘Anniversary quotes’ written by the authors, published within the articles of the collection.

We believe that Materials Horizons will continue to be the home of innovative, and impactful materials science research for many years to come and hope you enjoy reading the diverse range of papers featured in the anniversary collection.

 

The Inaugural Authors of Materials Horizons

We have invited back our inaugural authors who published with Materials Horizons when the journal was first launched in 2013 to write special reflection articles to reflect on their own work in the field, how it has influenced further research in the field and how they may have developed upon their work had they the insight of the present.

Check back to read our Reflection articles

 

Regional Spotlight Collections

Regional collections have been collated to feature the very best research from across the globe. Each month brings a different region so look out for our social media promotions to stay in the loop.

September Regional Spotlight Collection: Africa and the Middle East

October Regional Spotlight Collection: The Americas

December Regional Spotlight Collection: Europe

 

 

 

Community Spotlight

This monthly blog showcases some of our incredible community who with their expertise, provide support, guidance, and outstanding research to Materials Horizons.

Check out our Community Spotlight Series

 

 

Special 10th Anniversary cover

We asked you to vote on your favourite Materials Horizons cover art from a selection spanning a decade. The votes are now in!

The top 10 covers have been collated into a special 10th anniversary cover image which was featured on the front cover of our anniversary issue.

Check out all the top covers here

#MyFirstMH

We have collated a #MyFirstMH collection dedicated to showcasing our brand new authors. This collection includes papers from first time Materials Horizons authors, be sure to check out the collection for the latest emerging topics in materials chemistry.

 

We would like to thank all of our community for their ongoing support, for contributing their outstanding research, for their meticulous reviews and for their loyal readership. We truly hope that you enjoy the anniversary activities we have put together and those still to come, Keep an eye out for new developments in ongoing activities and new initiatives throughout the year.

 

 

 

 

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RSC Publishing visit to Tsinghua University, China

Presentation of a Certificate

Professor Xun Wang, former Scientific Editor of Materials Horizons, was presented with a certificate of appreciation by Publisher Neil Hammond on 30 August (above photo). The certificate was given at a dinner after a visit to Tsinghua University, China. Professor Quanming Wang, the Vice Dean of the Chemistry department, hosted the visit to Tsinghua University and chaired the talks. Nanoscale Horizons Scientific Editor Dirk Guldi presented the scientific talk followed by a joint publishing talk with Publisher Neil Hammond (below photo).

Presentation of a Publishing talk at Tsinghua University

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