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Archive for November, 2010
Journal of Materials Chemistry Issue 44’s cover is ‘Hot’ inside and out
Journal of Materials Chemistry issue 44 is now online and features inside and outside cover artwork from two ‘Hot Articles’ reported on this blog in October.
Red, Green, Blue, Black, Transparent, all these states can now be achieved with a single electrochromic polymer. This front cover artwork represents a paper from Levant Toppare and colleagues from the Middle East Technical University in Ankara, Turkey: ‘Processable donor–acceptor type electrochromes switching between multicolored and highly transmissive states towards single component RGB-based display devices’.
The inside front cover features another ‘Hot Article’: ‘Anomalous Eu layer doping in Eu, Si co-doped aluminium nitride based phosphor and its direct observation‘ from Takashi Takeda and co-workers from the National Institute for Materials Science and Tohoku University in Japan.
Small structures feature in ‘Hot Articles’ – nanotubes, nanoribbons and microspheres
Carbon nanotubes from short hydrocarbon templates. Energy analysis of the Diels–Alder cycloaddition/rearomatization growth strategy
Eric H. Fort and Lawrence T. Scott
J. Mater. Chem., 2011, Advance Article
DOI: 10.1039/C0JM02517H, Paper
In this paper by Eric Fort and Lawrence Scott, aromatic hydrocarbon belts and hemispherical end-caps of varying length and diameter are evaluated computationally as possible templates from which carbon nanotubes might be grown by the Diels-Alder cycloaddition/rearomatization strategy. The team from Boston College in the USA found that the Diels–Alder reactivity of nanotube template rims was relatively unaffected by the presence or absence of a cap on the other end.
Interested in knowing more? Read for free until November 30th!
Ultra-narrow WS2 nanoribbons encapsulated in carbon nanotubes
Zhiyong Wang, Keke Zhao, Hong Li, Zheng Liu, Zujin Shi, Jing Lu, Kazu Suenaga, Soon-Kil Joung, Toshiya Okazaki, Zhaoxia Jin, Zhennan Gu, Zhengxiang Gao and Sumio Iijima
J. Mater. Chem., 2011, Advance Article
DOI: 10.1039/C0JM02821E, Paper
A team from China and Japan report the synthesis via chemical reaction in the interior space of carbon nanotubes of zigzag-edged WS2 nanoribbons with widths down to 1–3 nm and layer numbers of one to three. Layered WS2 nanostructures are of both fundamental and technological interest. The widths of currently synthesized WS2 ribbons are in the microscale but by using single-walled carbon nanotubes and double-walled carbon nanotubes as templates this team demonstrate that ribbons in the nanoscale are possible.
Interested in knowing more? Read for free until November 30th!
Fabrication of covalently crosslinked and amine-reactive microcapsules by reactive layer-by-layer assembly of azlactone-containing polymer multilayers on sacrificial microparticle templates
Eric M. Saurer, Ryan M. Flessner, Maren E. Buck and David M. Lynn
J. Mater. Chem., 2010, Advance Article
DOI: 10.1039/C0JM02633F, Paper
David Lynn and colleagues from the University of Wisconsin demonstrate an approach to the fabrication of covalently crosslinked and amine-reactive microcapsules by the ‘reactive’ layer-by-layer fabrication of azlactone-functionalized polymer multilayers on the surfaces of sacrificial microparticle templates. These microcapsules have potential use in a wide range of fields, including catalysis, drug and gene delivery, imaging, and biomedical research.
Interested in knowing more? Read for free until November 30th!
Boron nitride nanotubes feature on the cover of JMC issue 43
The latest issue of Journal of Materials Chemistry features cover artwork by Ying Chen and colleagues from Deakin University and the Australian National University. Their cover shows boron nitride nanotubes grown on both the external and internal surfaces of a tiny steel needle using the new boron (B) ink method. This demonstrates work from their paper ‘Boron nitride nanotube films grown from boron ink painting’.
Read the full text of this article here:
Lu Hua Li, Ying Chen and Alexey M. Glushenkov
J. Mater. Chem., 2010, 20, 9679-9683
DOI: 10.1039/C0JM01414A, Paper