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Substituted Hydroxyapatites with Antibacterial Properties

Joanna Kolmas、Ewa Groszyk、Dagmara Kwiatkowska-Różycka2014-01-01BioMed Research International

Reconstructive surgery is presently struggling with the problem of infections located within implantation biomaterials. Of course, the best antibacterial protection is antibiotic therapy. However, oral antibiotic therapy is sometimes ineffective, while administering an antibiotic at the location of infection is often…

Bone Tissue Engineering MaterialsNanoparticles: synthesis and applicationsDental materials and restorations

PO 4 3− polyanion-doping for stabilizing Li-rich layered oxides as cathode materials for advanced lithium-ion batteries

H. Z. Zhang、Q. Q. Qiao、Guoran Li 等 4 位作者2014-01-01Journal of Materials Chemistry A

PO 4 3− polyanion-doped Li-rich layered oxides offer excellent energy density retention during long cycling due to the stronger anion bonding of PO 4 3− polyanions to transition metal cations.

Advancements in Battery MaterialsSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies

Hierarchical NiFe 2 O 4 /Fe 2 O 3 nanotubes derived from metal organic frameworks for superior lithium ion battery anodes

Gang Huang、Feifei Zhang、Leilei Zhang 等 6 位作者2014-01-01Journal of Materials Chemistry A

The core–shell MOF templated synthesis of porous NiFe 2 O 4 @Fe 2 O 3 nanotubes that exhibit a large reversible capacity, excellent cycling stability and superior rate capability as anode materials for Li-ion batteries.

Advancements in Battery MaterialsSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies

Dielectric Properties and Characterisation of Titanium Dioxide Obtained by Different Chemistry Methods

Aleksandra Wypych‐Puszkarz、Izabela Bobowska、Milena Tracz 等 8 位作者2014-01-01Journal of Nanomaterials

We made comparison of titanium dioxide powders obtained from three syntheses including sol‐gel and precipitation methods as well as using layered (tetramethyl)ammonium titanate as a source of TiO 2 . The obtained precursors were subjected to step annealing at elevated temperatures to transform into rutile form. The tr…

TiO2 Photocatalysis and Solar CellsZnO doping and propertiesMagnesium Oxide Properties and Applications

Occupation matrix control of d- and f-electron localisations using DFT + U

Jeremy P. Allen、Graeme W. Watson2014-01-01Physical Chemistry Chemical Physics

The use of a density functional theory methodology with on-site corrections (DFT + U) has been repeatedly shown to give an improved description of localised d and f states over those predicted with a standard DFT approach. However, the localisation of electrons also carries with it the problem of metastability, due to…

Advanced Chemical Physics StudiesNuclear Physics and ApplicationsElectron and X-Ray Spectroscopy Techniques

Bio-inspired surface-functionalization of graphene oxide for the adsorption of organic dyes and heavy metal ions with a superhigh capacity

Zhihui Dong、Dong Wang、Xia Liu 等 6 位作者2014-01-01Journal of Materials Chemistry A

By utilizing the synergistic effect of poly-dopamine (PD) with functional groups and graphene oxide (GO) with a high surface area, a series of sub-nano thick PD layer coated GO (PD/GO) composites were fabricated and used for effectively decontaminating wastewater.

Graphene research and applicationsNanomaterials for catalytic reactionsGraphene and Nanomaterials Applications

Direct conversion of chitin into a N-containing furan derivative

Xi Chen、Shu Ling Chew、Francesca M. Kerton 等 4 位作者2014-01-01Green Chemistry

One pot conversion of chitin into 3A5AF opens up a new avenue for renewable, value added N-containing chemicals.

Catalytic Cross-Coupling ReactionsMesoporous Materials and CatalysisCatalysis for Biomass Conversion

A new metal–organic framework with ultra-high surface area

Ronny Grünker、Volodymyr Bon、Philipp Müller 等 8 位作者2014-01-01Chemical Communications

A new mesoporous MOF, Zn4O(bpdc)(btctb)(4/3) (DUT-32), containing linear ditopic (bpdc(2-); 4,4'-biphenylenedicarboxylic acid) and tritopic (btctb(3-); 4,4',4''-[benzene-1,3,5-triyltris(carbonylimino)]tris-benzoate) linkers, was synthesised. The highly porous solid has a total pore volume of 3.16 cm(3) g(-1) and a spe…

Metal-Organic Frameworks: Synthesis and ApplicationsDendrimers and Hyperbranched PolymersCovalent Organic Framework Applications

A hydrophobic hole transporting oligothiophene for planar perovskite solar cells with improved stability

Lingling Zheng、Yao‐Hsien Chung、Yingzhuang Ma 等 9 位作者2014-01-01Chemical Communications

An oligothiophene derivative named DR3TBDTT with high hydrophobicity was synthesized and functioned as the hole transporting material without an ion additive. 8.8% of power conversion efficiency was obtained for CH3NH3PbI3-xClx based planar solar cells with improved stability, compared to devices using Li-TFSI doped s…

Organic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications

Dye-doped silica nanoparticles as luminescent organized systems for nanomedicine

Marco Montalti、Luca Prodi、Enrico Rampazzo 等 4 位作者2014-01-01Chemical Society Reviews

The ability to find synergic solutions is the core of scientific research and scientific advancement. This is particularly true for medicine, where multimodal imaging and theranostic tools represent the frontier research. Nanotechnology, which by its very nature is multidisciplinary, has opened up the way to the engin…

Nanoplatforms for cancer theranosticsLanthanide and Transition Metal ComplexesAdvanced Nanomaterials in Catalysis

From charge transport parameters to charge mobility in organic semiconductors through multiscale simulation

Zhigang Shuai、Hua Geng、Wei Xu 等 5 位作者2014-01-01Chemical Society Reviews

This review introduces the development and application of a multiscale approach to assess the charge mobility for organic semiconductors, which combines quantum chemistry, Kinetic Monte Carlo (KMC), and molecular dynamics (MD) simulations. This approach is especially applicable in describing a large class of organic s…

Organic Electronics and PhotovoltaicsMolecular Junctions and NanostructuresOrganic and Molecular Conductors Research

Comparative Study of Fluoroethylene Carbonate and Vinylene Carbonate for Silicon Anodes in Lithium Ion Batteries

Cao Cuong Nguyen、Brett L. Lucht2014-01-01Journal of The Electrochemical Society

The cycling performance and SEI composition of Si nano-particle anodes in electrolytes containing 5–25 wt% fluoroethyelene carbonate (FEC) and 3–6 wt% vinylene carbonate (VC) has been investigated by a combination of by electrochemical cycling, electrochemical impedance spectroscopy, IR-ATR and XPS. The incorporation…

Advancements in Battery MaterialsSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies

Template-directed synthesis of metal–organic materials

Zhenjie Zhang、Michael J. Zaworotko2014-01-01Chemical Society Reviews

This tutorial review details the emergence of template-directed synthesis of metal-organic materials (MOMs) with emphasis upon reports of MOMs in which the template is retained, template@MOMs, and structurally characterized. Such MOMs enable analysis of the nature of the intermolecular interactions that occur between…

Metal-Organic Frameworks: Synthesis and ApplicationsSupramolecular Chemistry and ComplexesCovalent Organic Framework Applications

Pathways for Small Molecule Delivery to the Central Nervous System across the Blood-Brain Barrier

John L. Mikitsh、Ann‐Marie Chacko2014-01-01Perspectives in Medicinal Chemistry

The treatment of central nervous system (CNS) disease has long been difficult due to the ineffectiveness of drug delivery across the blood-brain barrier (BBB). This review summarizes important concepts of the BBB in normal versus pathophysiology and how this physical, enzymatic, and efflux barrier provides necessary p…

Nanoparticle-Based Drug DeliveryDrug Transport and Resistance MechanismsBarrier Structure and Function Studies

Supramolecular templating of hierarchically porous metal–organic frameworks

Darren Bradshaw、Samir El‐Hankari、Lucia Lupica‐Spagnolo2014-01-01Chemical Society Reviews

This tutorial review summarises recent advances in the direct supramolecular templating of metal-organic frameworks (MOFs) with hierarchical porosity across the micro- and mesoporous regimes. These are set against the important synthetic considerations that need to be addressed to ensure that strong interactions betwe…

Metal-Organic Frameworks: Synthesis and ApplicationsMagnetism in coordination complexesMesoporous Materials and Catalysis

Efficient ternary blend polymer solar cells with indene-C60 bisadduct as an electron-cascade acceptor

Pei Cheng、Yongfang Li、Xiaowei Zhan2014-01-01Energy & Environmental Science

Indene-C60 bisadduct (ICBA) is used as an electron-cascade acceptor material in poly{4,8-bis[(2-ethylhexyl)oxy]benzo[1,2-b:4,5-b′]dithiophene-2,6-diyl-alt-3-fluoro-2-[(2-ethylhexyl)carbonyl]thieno[3,4-b]thiophene-4,6-diyl} (PTB7):[6,6]-phenyl-C71-butyric-acid-methyl-ester (PC71BM) blend to fabricate ternary blend poly…

Organic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications

Structure defects in g-C 3 N 4 limit visible light driven hydrogen evolution and photovoltage

Po Wu、Jiarui Wang、Jing Zhao 等 5 位作者2014-01-01Journal of Materials Chemistry A

Two kinds of defects in g-C 3 N 4 caused by high temperature calcination limit the photocatalytic H 2 evolution activity. These defects are identified as amino/imino groups and controlling them will be key to improving the performance of the material for solar energy conversion.

Advanced Photocatalysis TechniquesPerovskite Materials and ApplicationsNanocluster Synthesis and Applications

Depletion region effect of highly efficient hole conductor free CH 3 NH 3 PbI 3 perovskite solar cells

Sigalit Aharon、Shany Gamliel、Bat El Cohen 等 4 位作者2014-01-01Physical Chemistry Chemical Physics

The inorganic-organic perovskite is currently attracting a lot of attention due to its use as a light harvester in solar cells. The large absorption coefficients, high carrier mobility and good stability of organo-lead halide perovskites present good potential for their use as light harvesters in mesoscopic heterojunc…

Perovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin Films

Review on powder-based electron beam additive manufacturing technology

Xibing Gong、Ted L. Anderson、Kevin Chou2014-01-01Manufacturing Review

This paper presents a thorough literature review of the powder-based electron beam additive manufacturing (EBAM) technology. EBAM, a relatively new additive manufacturing (AM) process, can produce full-density metallic parts directly from the electronic data of the designed part geometry. EBAM has gained broad attenti…

Additive Manufacturing Materials and ProcessesAdditive Manufacturing and 3D Printing TechnologiesTitanium Alloys Microstructure and Properties