J. Material Chem.

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RSC - J. Mater. Chem. latest articles
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Location-tuned relaxivity in Gd-doped mesoporous silica nanoparticles

30 October, 2012 - 01:54

J. Mater. Chem., 2012, 22,22848-22850
DOI: 10.1039/C2JM35116A, CommunicationJason J. Davis, Wen-Yen Huang, Gemma-Louise Davies
By tuning the sub-particle localisation of Gd(III) binding macrocycles within a mesoporous scaffold, nanoparticle contrast agents of unprecedented relaxivity and low Gd(III) loadings can be realised.
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Enzymatically degradable nitric oxide releasing S-nitrosated dextran thiomers for biomedical applications

30 October, 2012 - 01:54

J. Mater. Chem., 2012, 22,23038-23048
DOI: 10.1039/C2JM34834A, PaperVinod B. Damodaran, Laura W. Place, Matt J. Kipper, Melissa M. Reynolds
We report herein the synthesis and characterization of enzymatically degradable nitric oxide (NO) releasing S-nitrosated dextran thiomers that allowed tunable NO loading, and very specific and targeted NO release capabilities to suit the arterial blood conditions.
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Inverted polymer solar cells fabricated by a pre-metered coating process

30 October, 2012 - 01:54

J. Mater. Chem., 2012, 22,23022-23029
DOI: 10.1039/C2JM34918C, PaperHong Goo Jeon, Chan Youn Cho, Jung Chul Shin, Byoungchoo Park
We herein report on the photovoltaic (PV) effect of inverted polymer solar cells (PSCs) that consist of a bulk-heterojunction (BHJ) PV layer and a sol-gel-derived zinc oxide (ZnO) electron-selective layer, produced by a simple pre-metered horizontal-dipping (H-dipping) process.
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Self-powered and fast-speed photodetectors based on CdS:Ga nanoribbon/Au Schottky diodes

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23272-23276
DOI: 10.1039/C2JM34869A, PaperDi Wu, Yang Jiang, Yugang Zhang, Yongqiang Yu, Zhifeng Zhu, Xinzheng Lan, Fangze Li, Chunyan Wu, Li Wang, Linbao Luo
Self-powered photodetectors with a fast response speed based on CdS:Ga nanoribbons/Au Schottky junctions were demonstrated. The fastest rise/fall times of 95/290 [small mu ]s for CdS based PDs were achieved.
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Facile fabrication of tin-doped hematite photoelectrodes - effect of doping on magnetic properties and performance for light-induced water splitting

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23232-23239
DOI: 10.1039/C2JM34639G, PaperJiri Frydrych, Libor Machala, Jiri Tucek, Karolina Siskova, Jan Filip, Jiri Pechousek, Klara Safarova, Martin Vondracek, Jung Hwa Seo, Oldrich Schneeweiss, Michael Gratzel, Kevin Sivula, Radek Zboril
A new, easily scalable method for the deposition of nanocrystalline hematite photoelectrodes is presented.
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A density functional theory investigation of the molecular and dissociative adsorption of hydrazine on defective copper surfaces

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23210-23220
DOI: 10.1039/C2JM34646J, PaperThomas D. Daff, Nora H. de Leeuw
Strength and geometry of dissociative adsorption of hydrazine varies with different copper surfaces and atomic coordination, with implications for nanoparticle shape control.
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The stability of "Ce2O3" nanodots in ambient conditions: a study using block copolymer templated structures

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,22949-22957
DOI: 10.1039/C2JM35073D, PaperTandra Ghoshal, Peter G. Fleming, Justin D. Holmes, Michael A. Morris
The thermal and oxidative stability of well ordered, uniform Ce2O3 nanodots on substrates prepared by block copolymer templating has been demonstrated in ambient conditions. The method allows easy control on the oxidation states and sizes of the nanodots as well as on their luminescent properties.
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Adverse effects of graphene incorporated in TiO2 photocatalyst on minuscule animals under solar light irradiation

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23260-23266
DOI: 10.1039/C2JM35228A, PaperO. Akhavan, E. Ghaderi, K. Rahimi
Destruction of C. elegans by a graphene-titanium oxide photocatalyst under solar irradiation at various "surface of film/volume of medium" (S/V) ratios.
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High-rate capacitive performance of graphene aerogel with a superhigh C/O molar ratio

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23186-23193
DOI: 10.1039/C2JM35278H, PaperXiaozhong Wu, Jin Zhou, Wei Xing, Guiqiang Wang, Hongyou Cui, Shuping Zhuo, Qingzhong Xue, Zifeng Yan, Shi Zhang Qiao
The graphene aerogel assembled from graphene oxide exhibits high-rate capacitive performance due to its large surface area, three dimensional structure and high conductivity.
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Structure properties relationships of liquid crystal bent core organic semiconductors based on benzo[2,1-b:3,4-b[prime or minute]]dithiophene-4,5-dione

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23159-23168
DOI: 10.1039/C2JM34803A, PaperHecham Aboubakr, M.-Gabriela Tamba, Abdou Karim Diallo, Christine Videlot-Ackermann, Lenaik Belec, Olivier Siri, Jean-Manuel Raimundo, Georg H. Mehl, Hugues Brisset
We report the synthesis and properties of new diketone bridged dithiophene end-capped with mesogenic groups.
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Novel electron-type host material for unilateral homogeneous phosphorescent organic light-emitting diodes with low efficiency roll-off

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23129-23135
DOI: 10.1039/C2JM33988A, PaperXiao Yang, Hong Huang, Biao Pan, Shaoqing Zhuang, Matthew P. Aldred, Lei Wang, Jiangshan Chen, Dongge Ma
Two novel simple electron-transport (ET) type host materials, 2,6-bis(3-(1-phenyl-1H-benzo[d]imidazol-2-yl)phenyl)benzene (MDBIP) and 2,6-bis(3-(1-phenyl-1H-benzo[d]imidazol-2-yl)phenyl)pyridine (MDBIPy) have been designed and synthesized.
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Temporal stability of blue phosphorescent organic light-emitting diodes affected by thermal annealing of emitting layers

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23175-23180
DOI: 10.1039/C2JM35050E, PaperThomas Y.-H. Lee, Qiang Wang, Jason U. Wallace, Shaw H. Chen
The mCP-L-PhSiPh3 chemical hybrid is superior to the mCP:SiPh4 mixture as a host in temporal stability of a blue-emitting PhOLED device.
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Fabrication of binary polymer surfaces: selective embedment of polystyrene and poly(ε-caprolactone) onto polypropylene surface structures

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,22983-22988
DOI: 10.1039/C2JM34543A, PaperYu Jiang, Mika Suvanto, Tapani A. Pakkanen
With the affinity difference created on injection molded polymer structures, binary polymer surface patterns are fabricated through a selective embedment.
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Controlled drug release characteristics and enhanced antibacterial effect of graphene oxide-drug intercalated layered double hydroxide hybrid films

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23106-23113
DOI: 10.1039/C2JM35144G, PaperYi Wang, Dun Zhang, Qi Bao, Jiajia Wu, Yi Wan
Graphene oxide-drug intercalated LDH hybrid antibacterial films with controlled release properties can be fabricated via a solvent evaporation process.
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Low temperature and solution-processed Na-doped zinc oxide transparent thin film transistors with reliable electrical performance using methanol developing and surface engineering

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23120-23128
DOI: 10.1039/C2JM33790H, PaperKyongjun Kim, Si Yun Park, Keon-Hee Lim, ChaeHo Shin, Jae-Min Myoung, Youn Sang Kim
Patterned aqueous solutions were formed by selective wettability control as a direct patterning method is used with a photoinduced transformation technique of poly(dimethylsiloxane) (PDMS).
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Multifunctionality of GdPO4:Yb3+,Tb3+ nanocrystals - luminescence and magnetic behaviour

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,22989-22997
DOI: 10.1039/C2JM34863B, PaperTomasz Grzyb, Aleksandra Gruszeczka, Rafal J. Wiglusz, Zbigniew Sniadecki, Bogdan Idzikowski, Stefan Lis
Multifunctional GdPO4:Yb3+,Tb3+ nanoparticles showing intense green emission under ultraviolet as well as near infrared irradiation and magnetic properties were synthesised and investigated.
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Highly selective acetone fluorescent sensors based on microporous Cd(II) metal-organic frameworks

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23201-23209
DOI: 10.1039/C2JM35273G, PaperFei-Yan Yi, Weiting Yang, Zhong-Ming Sun
Two microporous Cd-MOFs were synthesized in mixed solvents of DMF or DMA and H2O, with formula {[Cd3(L)(H2O)2(DMF)2][middle dot]5DMF}n (1) and {[Cd3(L)(dib)][middle dot]3H2O[middle dot]5DMA}n (2). The luminescent properties of the two compounds well dispersed in different solvents have also been investigated systematically, demonstrating a unique selectivity for the detection of acetone via a fluorescence quenching mechanism.
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Second generation gold nanobeacons for robust K-edge imaging with multi-energy CT

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23071-23077
DOI: 10.1039/C2JM35334B, PaperCarsten O. Schirra, Angana Senpan, Ewald Roessl, Axel Thran, Allen J. Stacy, Lina Wu, Roland Proksa, Dipanjan Pan
Synthesis of gold nanobeacons for 'color' CT imaging demonstrates the potential for targeted contrast and eliminates calcium interference.
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Diblock fluoroacrylate copolymers from two initiators: synthesis, self-assembly and surface properties

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23078-23090
DOI: 10.1039/C2JM35400D, PaperXia Dong, Ling He, Na Wang, Jun-Yan Liang, Ming-Jun Niu, Xiang Zhao
Diblock fluoroacrylate copolymers PMMA-b-PDFHM are synthesized using F-Br and EBiB initiators and their self-assembly behavior in solutions and surface properties of surface free energy, chemical composition, surface morphology and roughness, and water adsorption are investigated.
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Composites of chemically-reduced graphene oxide sheets and carbon nanospheres with three-dimensional network structure as anode materials for lithium ion batteries

21 October, 2012 - 23:54

J. Mater. Chem., 2012, 22,23194-23200
DOI: 10.1039/C2JM34843H, PaperYongqiang Yang, Ruiqing Pang, Xuejiao Zhou, Yan Zhang, Haixia Wu, Shouwu Guo
Chemically-reduced graphene oxide/carbon nanosphere composites as anode material for lithium ion batteries showed large reversible capacity, high rate capability, and good cycling stability.
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