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Structural and defect properties of the LaPO4 and LaP5O14-based proton conductors

J. Material Chem. - 27 November, 2012 - 07:17

J. Mater. Chem., 2012, 22,25388-25394
DOI: 10.1039/C2JM32940A, PaperSatyajit Phadke, Juan C. Nino, M. Saiful Islam
Atomistic simulation techniques are used to perform a comparative study of intrinsic defects, dopant incorporation and protonic groups in two lanthanum phosphate compounds, namely, the orthophosphate (LaPO4) and the ultraphosphate (LaP5O14).
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Preparation of supported hydrodesulfurization catalysts with enhanced performance using Mo-based inorganic-organic hybrid nanocrystals as a superior precursor

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25340-25353
DOI: 10.1039/C2JM34979E, PaperWei Han, Pei Yuan, Yu Fan, Gang Shi, Haiyan Liu, Danjiang Bai, Xiaojun Bao
Alumina-supported hydrodesulfurization catalysts with enhanced performance were prepared by using Mo-based inorganic-organic hybrid nanocrystals as a novel precursor.
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Midblock sulfonation of a model long-chain poly(p-tert-butylstyrene-b-styrene-b-p-tert-butylstyrene) triblock copolymer

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25262-25271
DOI: 10.1039/C2JM35504C, PaperPruthesh H. Vargantwar, Molly C. Brannock, Steven D. Smith, Richard J. Spontak
A long-chain, model poly(p-tert-butylstyrene-b-styrene-b-p-tert-butylstyrene) triblock copolymer has been selectively midblock-sulfonated to different extents to yield network-forming amphiphilic materials capable of achieving substantial swelling.
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Influence of pH on the fluorescence properties of graphene quantum dots using ozonation pre-oxide hydrothermal synthesis

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25471-25479
DOI: 10.1039/C2JM35471C, PaperFeng Yang, Meilian Zhao, Baozhan Zheng, Dan Xiao, Li Wu, Yong Guo
In this work, we chose ozonation pre-oxide hydrothermal as a model system, which showed advantages for obtaining GQDs with the specific fluorescence properties. The obtained GQDs possessed strong fluorescence with quantum yields from 3.18% to 9.48%.
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Temperature-triggered redox-degradable poly(ether urethane) nanoparticles for controlled drug delivery

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25217-25226
DOI: 10.1039/C2JM35186B, PaperYangyun Wang, Guolin Wu, Xiaomeng Li, Jiatong Chen, Yinong Wang, Jianbiao Ma
Temperature-triggered redox-degradable poly(ether urethane) nanoparticles were successfully prepared for controlled drug release.
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In situ growth synthesis of heterostructured LnPO4-SiO2 (Ln = La, Ce, and Eu) mesoporous materials as supports for small gold particles used in catalytic CO oxidation

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25227-25235
DOI: 10.1039/C2JM35416K, PaperChengcheng Tian, Song-Hai Chai, Xiang Zhu, Zili Wu, Andrew Binder, J. Chris Bauer, Suree Brwon, Miaofang Chi, Gabriel M. Veith, Yanglong Guo, Sheng Dai
A general in situ growth method was successfully employed to prepare lanthanide phosphate-SiO2 mesostructured cellular foams (MCFs) (LnPO4-MCFs; Ln = La, Ce, and Eu; MCFs = SiO2).
The content of this RSS Feed (c) The Royal Society of Chemistry

Solvothermal synthesis of nano-LiMnPO4 from Li3PO4 rod-like precursor: reaction mechanism and electrochemical properties

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25402-25408
DOI: 10.1039/C2JM34193J, PaperShi-Liu Yang, Ru-Guang Ma, Ming-Jun Hu, Liu-Jiang Xi, Zhou-Guang Lu, C. Y. Chung
A simple one-pot solvothermal approach is employed to synthesize LiMnPO4 (LMP) nanomaterials by using Li3PO4 nanorods and MnSO4[middle dot]H2O as the precursors.
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The low temperature atomic layer deposition of ruthenium and the effect of oxygen exposure

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25154-25160
DOI: 10.1039/C2JM35332F, PaperRungthiwa Methaapanon, Scott M. Geyer, Han-Bo-Ram Lee, Stacey F. Bent
The ALD of ruthenium using bis(2,4-dimethylpentadienyl)ruthenium is achievable at 185 [degree]C. The composition of the deposited films and the average grain size may be regulated by tuning oxygen exposure conditions.
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Hierarchically designed injectable hydrogel from oxidized dextran, amino gelatin and 4-arm poly(ethylene glycol)-acrylate for tissue engineering application

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25130-25139
DOI: 10.1039/C2JM34737G, PaperXiaohua Geng, Xiumei Mo, Linpeng Fan, Anlin Yin, Jun Fang
ODex-MGel-4A-PEG-Acr IPN hydrogels were prepared through a Schiff-based reaction (step I) and UV crosslinking (step II) in the presence of a photoinitiator.
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High-efficiency polymer photovoltaic cells using a solution-processable insulating interfacial nanolayer: the role of the insulating nanolayer

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25148-25153
DOI: 10.1039/C2JM35016E, PaperKyung-Geun Lim, Mi-Ri Choi, Ho-Beom Kim, Jong Hyeok Park, Tae-Woo Lee
We employed a low-cost solution-processed ultrathin insulating polymeric layer of poly(4-hydroxystyrene), with a high glass transition temperature (Tg ~185 [degree]C), as an interfacial layer between the polymer:fullerene photoactive layer and the Al negative electrode for enhancing device power conversion efficiency of polymer bulk-heterojunction photovoltaic cells.
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The poly(ethylene glycol) assisted preparation of NH4TiOF3 mesocrystals and their topotactic conversion to TiO2

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25123-25129
DOI: 10.1039/C2JM30872J, PaperMasashi Inoguchi, Mohammad Afzaal, Nobuhiko Tanaka, Paul O'Brien
Poly(ethylene glycols) with different molecular weights are used to prepare ammonium trifluorotitanate mesocrystals followed by their conversion to titanium dioxide mesocrystals.
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Polymer brush nanopatterns with controllable features for protein pattern applications

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25116-25122
DOI: 10.1039/C2JM35197H, PaperYunfeng Li, Junhu Zhang, Liping Fang, Liming Jiang, Wendong Liu, Tieqiang Wang, Liying Cui, Hongchen Sun, Bai Yang
A novel technique is reported for preparing polymer brush nanopatterns which serve as templates to fabricate complex patterns of proteins.
The content of this RSS Feed (c) The Royal Society of Chemistry

The effect of mineral coating morphology on mesenchymal stem cell attachment and expansion

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25288-25295
DOI: 10.1039/C2JM33354F, PaperSiyoung Choi, William L. Murphy
The morphology of mineral coatings strongly influences human mesenchymal stem cell (hMSC) attachment and expansion, which are relevant to emerging tissue engineering applications. Here an efficient inorganic screening approach identified the role of coating morphology on hMSC behavior.
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Synthesis of ZnSnO3 mesocrystals from regular cube-like to sheet-like structures and their comparative electrochemical properties in Li-ion batteries

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25373-25379
DOI: 10.1039/C2JM33123C, PaperYuejiao Chen, Baihua Qu, Lin Mei, Danni Lei, Libao Chen, Qiuhong Li, Taihong Wang
2D sheet-like ZnSnO3, synthesized for the first time and obtained from 3D regular cube-like ZnSnO3 exhibits a much better electrochemical performance than the cube-like ZnSnO3.
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On the possibility of p-type SnO2

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25236-25245
DOI: 10.1039/C2JM34352E, PaperDavid O. Scanlon, Graeme W. Watson
Using computational modelling, we explore the prospect of p-type doping of SnO2. We demonstrate that p-type SnO2 is not achievable, and outline strategies to design efficient p-type transparent conducting materials.
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Synthesis of layered-layered 0.5Li2MnO3[middle dot]0.5LiCoO2 nanocomposite electrode materials by the mechanochemical process and first principles study

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25418-25426
DOI: 10.1039/C2JM35654F, PaperSoo Kim, Chunjoong Kim, Young-In Jhon, Jae-Kyo Noh, Sesha Hari Vemuri, Robert Smith, Kyung Yoon Chung, Myung S. Jhon, Byung-Won Cho
Li2MnO3-stabilized LiCoO2 electrode materials were synthesized using the method of mechanochemical process. First principles calculations were carried out to further obtain the physical insight of the layered-layered system.
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Thermal and photoinduced liquid crystalline phase transitions with a rod-disc alternative change in the molecular shape

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25065-25071
DOI: 10.1039/C2JM35518C, PaperDaisuke Tanaka, Hisato Ishiguro, Yo Shimizu, Kingo Uchida
A newly synthesised triphenylene derivative which is linked with six 4-tetradecyloxyazobenzene units shows reversible thermal and photoinduced phase changes between calamitic and discotic mesophases with anisotropic change of molecular shape.
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Enhanced protein-mediated binding between oligonucleotide-gold nanoparticle composites and cell surfaces: co-transport of proteins and composites

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25036-25041
DOI: 10.1039/C2JM34047J, PaperYu Jin Kim, Sang-Mi Ryou, Sudeok Kim, Ji-Hyun Yeom, Min Su Han, Kangseok Lee, Maeng-Je Seong
Protein-mediated binding enhancement between oligonucleotide-gold nanoparticle composites and cell surfaces facilitates co-transport of proteins and composites.
The content of this RSS Feed (c) The Royal Society of Chemistry

Influence of a novel fluorosurfactant modified PEDOT:PSS hole transport layer on the performance of inverted organic solar cells

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25057-25064
DOI: 10.1039/C2JM35646E, PaperFang Jeng Lim, Krishnamoorthy Ananthanarayanan, Joachim Luther, Ghim Wei Ho
A novel fluorosurfactant (Capstone[registered sign] Dupont[trade mark sign] FS-31) was used as an additive for PEDOT:PSS to overcome the wettability issue in solution processed inverted organic solar cells. The optimized device is stable and gives an efficiency of 3.1%.
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Synthesis and investigation of mechanism of platinum-graphene electrocatalysts by novel co-reduction techniques for proton exchange membrane fuel cell applications

J. Material Chem. - 25 November, 2012 - 06:54

J. Mater. Chem., 2012, 22,25325-25334
DOI: 10.1039/C2JM33894G, PaperB. P. Vinayan, Rupali Nagar, S. Ramaprabhu
Novel green synthesis approaches to platinum-graphene nanocomposites have been developed for high performance energy related applications.
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