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Contents list for Journal of Materials Chemistry, issue 47, 2008
Front cover
J. Mater. Chem., 2008, 18, 5705
DOI: 10.1039/b819421c
Contents and Chemical Science
J. Mater. Chem., 2008, 18, 5707
DOI: 10.1039/b820156k
Highlights
Bioprinting: inkjet printing proteins and hybrid cell-containing materials and structures
Brian Derby,
J. Mater. Chem., 2008, 18, 5717
DOI: 10.1039/b807560c
The article highlights recent applications of inkjet printing in the delivery of proteins, cells and cell-supporting scaffold materials for tissue engineering and stem-cell biology research.
Colloidal nanocomposite particles: quo vadis?
Jennifer A. Balmer, Andreas Schmid and Steven P. Armes,
J. Mater. Chem., 2008, 18, 5722
DOI: 10.1039/b805764h
Recent advances in the field of colloidal nanocomposites are briefly reviewed, with particular emphasis on vinyl polymer–silica nanocomposite particles. Important breakthroughs and potential applications are highlighted and likely future developments are assessed.
Papers
Preparation of polymer-coated mesoporous silica nanoparticles used for cellular imaging by a 
graft-from
method
Yang Yang, Xuehai Yan, Yue Cui, Qiang He, Dongxiang Li, Anhe Wang, Jinbo Fei and Junbai Li,
J. Mater. Chem., 2008, 18, 5731
DOI: 10.1039/b811573g
MSN@PNIPAM, with porous cores and thermosensitive shells, can carry FITC dye into MCF-7 cancer cells under an encapsulation and endocytosis mechanism. This material shows very good biocompatibility and can be applied in biological systems for cellular imaging.
Surface area and thermal stability effect of the MgO supported catalysts for the synthesis of carbon nanotubes
Yang Xu, Zhongrui Li, Enkeleda Dervishi, Viney Saini, Jingbiao Cui, Alexandru R. Biris, Dan Lupu and Alexandru S. Biris,
J. Mater. Chem., 2008, 18, 5738
DOI: 10.1039/b812630e
High-surface-area MgO-supported catalyst (left) has a higher selectivity for SWNT growth compared to low-surface-area MgO (right) which formed mostly CNTs with a wide diameter distribution.
Amorphization of faujasite at high pressure: an X-ray diffraction and Raman spectroscopy study
Aude Isambert, Emmanuel Angot, Philippe Hébert, Julien Haines, Claire Levelut, Rozenn Le Parc, Yasuo Ohishi, Shinji Kohara and David A. Keen,
J. Mater. Chem., 2008, 18, 5746
DOI: 10.1039/b809774g
Raman scattering, X-ray diffraction and total scattering experiments provide evidence for pressure-induced amorphization in faujasite linked to depressurization effects, which give rise to novel shock wave absorption properties.
Highly resilient field emission from aligned single-walled carbon nanotube arrays chemically attached to n-type silicon
Cameron James Shearer, Jingxian Yu, Kane Michael O'Donnell, Lars Thomsen, Paul Christopher Dastoor, Jamie Scott Quinton and Joseph George Shapter,
J. Mater. Chem., 2008, 18, 5753
DOI: 10.1039/b811546j
A simple method of preparing vertically aligned single walled carbon nanotube arrays is used to produce a highly resilient emission current while maintaining a low threshold for field emission.
IL-assisted synthesis of V2O5 nanocomposites and VO2 nanosheets
Helena Kaper, Marc-Georg Willinger, Igor Djerdj, Silvia Gross, Markus Antonietti and Bernd M. Smarsly,
J. Mater. Chem., 2008, 18, 5761
DOI: 10.1039/b808770a
Synthesis of nanoscopic lamellar structures of alternating sheets of crystalline V2O5 (Shcherbinaite) and cations from certain imidazolium-based ionic liquids under mild conditions.
Thin films of uniform hematite nanoparticles: control of surface hydrophobicity and self-assembly
Wei Wang, Liyuan Liang, Alexander Johs and Baohua Gu,
J. Mater. Chem., 2008, 18, 5770
DOI: 10.1039/b810164g
Monodisperse hematite (
-Fe2O3) nanoparticles were synthesized, and three different methods were developed to increase their surface hydrophobicity. The surface modified nanoparticles readily form uniform thin films with controlled layer thickness by Langmuir–Blodgett deposition.
NiCl2 assisted synthesis of ordered mesoporous carbon and a new strategy for a binary catalyst
Jianhua Zhou, Jianping He, Tao Wang, Dun Sun, Guiwang Zhao, Xiu Chen, Daojun Wang and Zhiyong Di,
J. Mater. Chem., 2008, 18, 5776
DOI: 10.1039/b811076j
Ordered mesoporous carbon containing Ni nanoparticles has been achieved with NiCl2-catalyzed hydrolysis of TEOS. A binary catalyst comprised of these metallic Ni and microwave-reduced Pt nanoparticles is then generated.
Tailored cutting of carbon nanotubes and controlled dispersion of metal nanoparticles inside their channels
Chuanfu Wang, Shujing Guo, Xiulian Pan, Wei Chen and Xinhe Bao,
J. Mater. Chem., 2008, 18, 5782
DOI: 10.1039/b811560e
A novel method has been developed for controlled cutting of long carbon nanotubes and homogeneous dispersion of metal nanoparticles inside their channels with an inner diameter smaller than 10 nm.
Investigation of the pore formation in anodic aluminium oxide
Zixue Su, Georg Hähner and Wuzong Zhou,
J. Mater. Chem., 2008, 18, 5787
DOI: 10.1039/b812432a
The formation mechanism of porous anodic Al2O3 is investigated, and the relationships of the porosity and the anodization conditions, including applied voltage, electric field strength and current density, are investigated.
Oxygen-isotope exchange and cation disorder effects on magneto-transport properties of (Sm1-yGdy)0.55Sr0.45MnO3
M. Egilmez, I. Isaac, D. D. Lawrie, K. H. Chow and J. Jung,
J. Mater. Chem., 2008, 18, 5796
DOI: 10.1039/b809368g
Detailed systematic studies of the effects of both the cation disorder and the oxygen isotope exchange 16O 
18O on the magneto-transport properties of (Sm1-yGdy)0.55Sr0.45MnO3 manganites were performed for y between 0 and 1.
Interfacial photo-induced charge transfer reactions in perylene imide dye sensitised solar cells
Miquel Planells, F. Javier Céspedes-Guirao, Amparo Forneli, Ángela Sastre-Santos, Fernando Fernández-Lázaro and Emilio Palomares,
J. Mater. Chem., 2008, 18, 5802
DOI: 10.1039/b812866a
The interfacial electron transfer reactions of a perylene imide based DSSC with an efficiency of 3.15% under standard conditions are characterised. The observed interfacial charge transfer dynamics under different sensitisation conditions are correlated with the device efficiency.
Modification of a TiO2 photoanode by using Cr-doped TiO2 with an influence on the photovoltaic efficiency of a dye-sensitized solar cell
Cham Kim, Ki-Soo Kim, Ho Young Kim and Yoon Soo Han,
J. Mater. Chem., 2008, 18, 5809
DOI: 10.1039/b805091k
The p-n homojunction applied to the photoanode of a dye-sensitized solar cell (DSSC) decreases the amount of electron recombination, which results in the increase of the photovoltaic efficiency.
Hybrid functionalised mesoporous silica–polymer composites for enhanced analyte monitoring using optical sensors
María Comes, M. Dolores Marcos, Ramón Martínez-Máñez, Félix Sancenón, Luis A. Villaescusa, Anja Graefe and Gerhard J. Mohr,
J. Mater. Chem., 2008, 18, 5815
DOI: 10.1039/b810992c
Hybrid functionalised mesoporous silica–polymer composites have been designed and used for the selective chromogenic sensing of amines on optical sensors.
A bistable electrochromic material based on a hysteretic molecular switch immobilised on nanoparticulate metal oxide
George Tsekouras, Nikolas Minder, Egbert Figgemeier, Olof Johansson and Reiner Lomoth,
J. Mater. Chem., 2008, 18, 5824
DOI: 10.1039/b810768h
The preparation and electrochemical properties of a bistable electrochromic material are reported.
Polymer-capped gold nanoparticles by ligand-exchange reactions
Simona Rucareanu, Marco Maccarini, Jeffrey L. Shepherd and R. Bruce Lennox,
J. Mater. Chem., 2008, 18, 5830
DOI: 10.1039/b806375c
Polymer-capped gold nanoparticles with remarkably high grafting density and stability are readily prepared via place-exchange reactions from DMAP–Au NPs. Such nanoparticles are of interest for biomedical applications as well as composite materials.
Near-monodispersed polyaniline particles through template synthesis and simultaneous doping with diblock copolymers of PMA and PAAMPSA
Tracy Bucholz, Yangming Sun and Yueh-Lin Loo,
J. Mater. Chem., 2008, 18, 5835
DOI: 10.1039/b810849h
The use of PMA/PAAMPSA micelles to template synthesize and simultaneously dope PANI provides precise control over the size and size distribution of the resultant conductive particles.
Back cover
J. Mater. Chem., 2008, 18, 5843
DOI: 10.1039/b820158g
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