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Mechanical failure of zigzag graphene nanoribbons under tensile strain induced by edge reconstruction

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24676-24680
DOI: 10.1039/C2JM34068B, PaperY. C. Cheng, Z. Y. Zhu, U. Schwingenschlogl
Zigzag and reconstructed graphene nanoribbons under tensile strain.
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Assembly of oriented iron oxide and zeolite crystals via biopolymer films

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24877-24881
DOI: 10.1039/C2JM35068H, PaperMing Zhou, Jonas Hedlund
Biopolymer films are developed for the assembly of hematite and zeolite crystals into oriented monolayers on glass plates and porous alumina.
The content of this RSS Feed (c) The Royal Society of Chemistry

Investigation of the stability of paraffin-exfoliated graphite nanoplatelet composites for latent heat thermal storage systems

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24469-24476
DOI: 10.1039/C2JM35112A, PaperAnne Mallow, Omar Abdelaziz, Kyriaki Kalaitzidou, Samuel Graham
Control of processing parameters increases the stability of graphite-wax composites for thermal energy storage (stable system: right; unstable system: left).
The content of this RSS Feed (c) The Royal Society of Chemistry

Graphene nanosheet-titanium nitride nanocomposite for high performance electrochemical capacitors without extra conductive agent addition

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24918-24923
DOI: 10.1039/C2JM35485C, PaperPengxian Han, Yanhua Yue, Xiaogang Wang, Wen Ma, Shanmu Dong, Kejun Zhang, Chuanjian Zhang, Guanglei Cui
Graphene nanosheet-titanium nitride nanocomposite based electrochemical capacitors without extra conductive agent addition deliver superior energy storage performance.
The content of this RSS Feed (c) The Royal Society of Chemistry

A facile and effective method to prepare long-persistent phosphorescent nanospheres and its potential application for in vivo imaging

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24713-24720
DOI: 10.1039/C2JM35650C, PaperLi Zhan-Jun, Zhang Hong-Wu, Sun Meng, Shen Jiang-Shan, Fu Hai-Xia
We found that long-persistent phosphorescent nanospheres (SiO2/SrMgSi2O6:Eu2+0.01, Dy3+0.02) could be successfully synthesized using mesoporous silica nanospheres as templates, and could be observed in real time for more than 1 h in a live mouse.
The content of this RSS Feed (c) The Royal Society of Chemistry

Chitosan-nanobioactive glass electrophoretic coatings with bone regenerative and drug delivering potential

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24945-24956
DOI: 10.1039/C2JM33830K, PaperKapil D. Patel, Ahmed El-Fiqi, Hye-Young Lee, Rajendra K. Singh, Dong-Ae Kim, Hae-Hyoung Lee, Hae-Won Kim
Chitosan-nanobioactive glass composites with bone-bioactivity and drug eluting capacity are potentially valuable coatings for metallic bone implants.
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Core-crosslinked amphiphilic biodegradable copolymer based on the complementary multiple hydrogen bonds of nucleobases: synthesis, self-assembly and in vitro drug delivery

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24832-24840
DOI: 10.1039/C2JM34852G, PaperHuihui Kuang, Suhong Wu, Fanbo Meng, Zhigang Xie, Xiabin Jing, Yubin Huang
Preparation of core-crosslinked micelles based on the complementary multiple hydrogen bonds of nucleobases (A and T).
The content of this RSS Feed (c) The Royal Society of Chemistry

In situ synthesis of highly loaded and ultrafine Pd nanoparticles-decorated graphene oxide for glucose biosensor application

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24821-24826
DOI: 10.1039/C2JM35321K, PaperYong Qin, Yong Kong, Yiyang Xu, Fuqiang Chu, Yongxin Tao, Shan Li
We developed an in situ, simple and clean method to directly attach Pd nanoparticles to graphene oxide nanosheets (PdNPs-GO), then used PdNPs-electrochemically reduced GO (PdNPs-ERGO) as an immobilization scaffold for glucose oxidase (GOD) to construct a highly sensitive glucose biosensor.
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Excellent stability of spinel LiMn2O4-based composites for lithium ion batteries

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24563-24568
DOI: 10.1039/C2JM34717B, PaperLilong Xiong, Youlong Xu, Tao Tao, Jie Song, John B. Goodenough
Spinel LiMn2O4-based composites with cation/anion co-doping and surface coating are synthesized by one-step solid-state reaction. The composites exhibit excellent cycling performance and high rate capabilities.
The content of this RSS Feed (c) The Royal Society of Chemistry

Multifunctional up-converting nanocomposites with multimodal imaging and photosensitization at near-infrared excitation

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24597-24604
DOI: 10.1039/C2JM34426B, PaperFangfang Wang, Xiaojun Yang, Lin Ma, Bingrong Huang, Na Na, Yingchun E, Dacheng He, Jin Ouyang
Silica coated nanocomposites, with a covalent coating of 1,8-dihydroxy-3-methylanthraquinone (DHMA) and fluorescein isothiocyanate (FITC), were synthesized for photodynamic therapy and multimodal imaging.
The content of this RSS Feed (c) The Royal Society of Chemistry

Unusual energy enhancement in carbon-based electrochemical capacitors

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24213-24223
DOI: 10.1039/C2JM35711A, HighlightKrzysztof Fic, Elzbieta Frackowiak, Francois Beguin
High energy and eco-friendly supercapacitors are now accessible in aqueous medium through either redox reactions at the carbon-electrolyte interface or high over-potential for dihydrogen evolution.
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Supramolecular amphiphilic star-branched copolymer: from LCST-UCST transition to temperature-fluorescence responses

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24783-24791
DOI: 10.1039/C2JM35297D, PaperWeizhong Yuan, Hui Zou, Wen Guo, An Wang, Jie Ren
For star-PCL-(PDMAEMA)7 micelle solution, the fluorescent intensity decreases with the increase of temperature, while the fluorescent intensity increases with the increase of temperature for quaternized star-PCL-(PDMAEMA)7 micelle solution, indicating the unique temperature-fluorescence responsive behavior.
The content of this RSS Feed (c) The Royal Society of Chemistry

Observation of the highest Mn3+/Mn2+ redox potential of 4.45 V in a Li2MnP2O7 pyrophosphate cathode

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24526-24529
DOI: 10.1039/C2JM35260E, CommunicationMao Tamaru, Prabeer Barpanda, Yuki Yamada, Shin-ichi Nishimura, Atsuo Yamada
Exploring the pyrophosphate chemistry, we have observed an Mn3+/Mn2+ redox potential at 4.45 V in Li2MnP2O7 cathode, benchmarking the highest ever Mn-redox potential among all known oxide and polyanionic Mn-based cathode materials.
The content of this RSS Feed (c) The Royal Society of Chemistry

Alumina-coated silicon-based nanowire arrays for high quality Li-ion battery anodes

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24618-24626
DOI: 10.1039/C2JM35125K, PaperHung Tran Nguyen, Mihai Robert Zamfir, Loc Dinh Duong, Young Hee Lee, Paolo Bondavalli, Didier Pribat
We have studied the effect of thin Al2O3 coatings on Si-based nanowires for Li-ion battery anodes. We report a lifetime of 1280 cycles when the capacity is limited to 1200 mA h g-1.
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The influence of length of one-dimensional photoanode on the performance of dye-sensitized solar cells

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24591-24596
DOI: 10.1039/C2JM35413F, PaperLiang-Yih Chen, Yu-Tung Yin
The influence of the length of ZnO nanowire arrays (ZnO-NWAs) on the performance of dye-sensitized solar cells (DSSCs) was studied.
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Graphene-based Schottky junction solar cells

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24224-24229
DOI: 10.1039/C2JM33809B, HighlightYu Ye, Lun Dai
This highlight reviews the recent researches and developments of graphene-based Schottky junction solar cells, including graphene-on-silicon Schottky junction solar cells, and graphene/ single nanowire (nanobelt) Schottky junction solar cells.
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Effect of the structure transformation on the (de-)hydrogenation hysteresis of La1-zYzHx films as studied by hydrogenography

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24453-24462
DOI: 10.1039/C2JM34594C, PaperYevheniy Pivak, Herman Schreuders, Bernard Dam
The (de-)hydrogenation properties of La1-zYzHx (z = 0, 0.4, 1) thin films during the dihydride-trihydride transition were investigated by means of hydrogenography.
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Reducing recombination in ZnO photoanodes for dye sensitised solar cells through simple chemical synthesis

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24463-24468
DOI: 10.1039/C2JM34904C, PaperLioz Etgar, James S. Bendall, Vincent Laporte, Mark E. Welland, Michael Graetzel
A ZnO NW film with lower recombination centers has been developed, which demonstrates superior photovoltaic performance within a DSSC.
The content of this RSS Feed (c) The Royal Society of Chemistry

Open-circuit voltage in organic solar cells

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24315-24325
DOI: 10.1039/C2JM33719C, Feature ArticleBoyuan Qi, Jizheng Wang
Recent progress in understanding the origin of open-circuit voltage in OSCs is reviewed. Based on the model of DOS, disorder in donor-acceptor materials and bimolecular recombination are two main sources of open-circuit voltage loss.
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Polyoxometalate-based materials for efficient solar and visible light harvesting: application to the photocatalytic degradation of azo dyes

J. Material Chem. - 19 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,24509-24521
DOI: 10.1039/C2JM33246A, Feature ArticleAnne Dolbecq, Pierre Mialane, Bineta Keita, Louis Nadjo
Recently devised strategies using polyoxometalate (POM) based materials are shown to open up new green chemistry-type avenues for studying the degradation of organic pollutants, including azo dyes.
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