This week’s HOT articles

Take a look at this week’s selection! These articles are available free for a limited time:

Facile synthesis of intense green light emitting LiGdF4:Yb,Er-based upconversion bipyramidal nanocrystals and their polymer composites
Hyejin Na, Jong Seok Jeong, Hye Jung Chang, Hyun You Kim, Kyoungja Woo, Kipil Lim, K. Andre Mkhoyan and Ho Seong Jang
DOI: 10.1039/C4NR00857J, Paper

Can small hydrophobic gold nanoparticles inhibit β2-microglobulin fibrillation?
Giorgia Brancolini, Dimitrios Toroz and Stefano Corni
DOI: 10.1039/C4NR01514B, Paper

Directional and enhanced spontaneous emission with a corrugated metal probe
Hongming Shen, Guowei Lu, Yingbo He, Yuqing Cheng, Haitao Liu and Qihuang Gong
DOI: 10.1039/C4NR01037J, Paper

A mechanical and electrical transistor structure (METS) with a sub-2 nm nanogap for effective voltage scaling
Byung-Hyun Lee, Dong-Il Moon, HyunJae Jang, Chang-Hoon Kim, Myeong-Lok Seol, Ji-Min Choi, Dong-Il Lee, Min-Wu Kim, Jun-Bo Yoon and Yang-Kyu Choi
DOI: 10.1039/C3NR06251A, Communication

Asymmetrically-gated graphene self-switching diodes as negative differential resistance devices
Feras Al-Dirini, Faruque M. Hossain, Ampalavanapillai Nirmalathas and Efstratios Skafidas
DOI: 10.1039/C4NR00112E, Paper

Phase transition of a perovskite strongly coupled to the vacuum field
Shaojun Wang, Arkadiusz Mika, James A. Hutchison, Cyriaque Genet, Abdelaziz Jouaiti, Mir Wais Hosseini and Thomas W. Ebbesen
DOI: 10.1039/C4NR01971G, Communication

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