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Ordered mesoporous titania from highly amphiphilic block copolymers: tuned solution conditions enable highly ordered morphologies and ultra-large mesopores

Morgan Stefik、Juho Song、Hiroaki Sai 等 9 位作者2015-01-01Journal of Materials Chemistry A

Solubility guidelines enable the use of high molar mass block copolymers and ABC triblock terpolymers for the coassembly of titania nanostructures.

Mesoporous Materials and CatalysisCatalysis and Hydrodesulfurization StudiesNanomaterials for catalytic reactions

Near-infrared (NIR) emitting Nd/Yb( iii ) complexes sensitized by MLCT states of Ru( ii )/Ir( iii ) metalloligands in the visible light region

Lu-Yin Zhang、Ya‐Jun Hou、Mei Pan 等 8 位作者2015-01-01Dalton Transactions

Four Ru(II)/Ir(III) metalloligands have been designed and synthesized from polypyridine and bibenzimidazole (BiBzIm) organic ligands, which show strong visible light absorption via metal-to-ligand charge transfer (MLCT) transitions. Nd/Yb(III) complexes were further assembled from these Ru(II)/Ir(III) metalloligands,…

Organic Light-Emitting Diodes ResearchLuminescence and Fluorescent MaterialsLanthanide and Transition Metal Complexes

Ultra-broadband luminescent from a Bi doped CaO matrix

A. Yousif、Rashida Jafer、Sudipta Som 等 6 位作者2015-01-01RSC Advances

CaO:Bi phosphor powders were successfully synthesized by the sol–gel combustion method. Both blue and orange emission were obtained with CL excitation, Bi 2+ in the BiO clusters was responsible to the orange emission under electron beam excitation.

Luminescence Properties of Advanced MaterialsGlass properties and applicationsAcoustic Wave Resonator Technologies

Ultra sensitive and wide-range pH sensor based on the BSA-capped Cu nanoclusters fabricated by fast synthesis through the use of hydrogen peroxide additive

Liao Xiaoqing、Ruiyi Li、Long Xiaohuan 等 4 位作者2015-01-01RSC Advances

This study reports a new pH sensor based on BSA-capped copper nanoclusters. The proposed pH sensor provides better sensitivity and a wider ranging pH response compared with other metal nanoclusters reported in the literature.

Gold and Silver Nanoparticles Synthesis and ApplicationsNanocluster Synthesis and ApplicationsAdvanced Nanomaterials in Catalysis

Confined self-assembly of cellulose nanocrystals in a shrinking droplet

Fernando Jativa、Christina Schütz、Lennart Bergström 等 5 位作者2015-01-01Soft Matter

We have studied how cellulose nanocrystals (CNC) self-assemble into liquid crystalline phases in shrinking, isolated droplets. By adjusting the water dissolution rate of an aqueous CNC droplet immersed in a binary toluene-ethanol mixture we can control the final morphology of the consolidated microbead. At low ethanol…

Advanced Cellulose Research StudiesPolysaccharides and Plant Cell WallsPickering emulsions and particle stabilization

Probing relevant ingredients in mean-field approaches for the athermal rheology of yield stress materials

F. Puosi、Julien Olivier、Kirsten Martens2015-01-01Soft Matter

Although the notion of mechanical noise is expected to play a key role in the non-linear rheology of athermally sheared amorphous systems, its characterization has so far remained elusive. Here, we show using molecular dynamic simulations that in spite of the presence of strong spatio-temporal correlations in the syst…

Material Dynamics and PropertiesTheoretical and Computational PhysicsRheology and Fluid Dynamics Studies

Crucial role of intestinal barrier in the formation of transgenerational toxicity in quantum dot exposed nematodes Caenorhabditis elegans

Zhifei Liu、Xuefeng Zhou、Qiuli Wu 等 5 位作者2015-01-01RSC Advances

CdTe QDs caused the formation of transgenerational toxicity in nematodes. The intestinal barrier may play a crucial role in combatting the transgenerational toxicity of CdTe QDs.

Nanoparticles: synthesis and applicationsQuantum Dots Synthesis And PropertiesCarbon and Quantum Dots Applications

An ultrastable conjugate of silver nanoparticles and protein formed through weak interactions

Varsha Brahmkhatri、Kousik Chandra、Abhinav Dubey 等 4 位作者2015-01-01Nanoscale

In recent years, silver nanoparticles (AgNPs) have attracted significant attention owing to their unique physicochemical, optical, conductive and antimicrobial properties. One of the properties of AgNPs which is crucial for all applications is their stability. In the present study we unravel a mechanism through which…

Nanoparticles: synthesis and applicationsGold and Silver Nanoparticles Synthesis and ApplicationsNanocluster Synthesis and Applications

Field-induced slow relaxation of magnetization in a pentacoordinate Co( ii ) compound [Co(phen)(DMSO)Cl 2 ]

Ivan Němec、Raphael Marx、Radovan Herchel 等 6 位作者2015-01-01Dalton Transactions

The static and dynamic magnetic properties of a pentacoordinate [Co(phen)(DMSO)Cl2] compound (phen = 1,10'-phenanthroline, DMSO = dimethyl sulfoxide) were thoroughly studied by experimental (SQUID magnetometry and HF-EPR spectroscopy) and theoretical methods (DFT and CASSCF calculations). It has been found from temper…

Magnetism in coordination complexesLanthanide and Transition Metal ComplexesElectron Spin Resonance Studies

Structure- and temperature-sensitive photoluminescence in a novel phosphate red phosphor RbZnPO 4 :Eu 3+

Shuangyu Xin、Yuhua Wang、Ge Zhu 等 6 位作者2015-01-01Dalton Transactions

A novel phosphate RbZnPO4 has been developed for the first time and the characteristic crystal structure of RbZnPO4 has been investigated in detail, based on the Fourier transform infrared reflection spectra and the structure refinement of X-ray diffraction data. After doping with Eu(3+),RbZnPO4:Eu(3+) shows distincti…

Luminescence Properties of Advanced MaterialsCrystal Structures and PropertiesSolid-state spectroscopy and crystallography

Poling efficiency enhancement of tethered binary nonlinear optical chromophores for achieving an ultrahigh n 3 r 33 figure-of-merit of 2601 pm V −1

Ming Li、Su Huang、Xinghua Zhou 等 8 位作者2015-01-01Journal of Materials Chemistry C

The poling efficiency enhancement of tethered binary dipolar chromophores significantly improves the performance of organic electro-optic materials for optical modulation.

Photonic and Optical DevicesAdvanced Fiber Laser TechnologiesNonlinear Optical Materials Research

DFT studies of the bonding mechanism of 8-hydroxyquinoline and derivatives on the (111) aluminum surface

Fatah Chiter、Corinne Lacaze‐Dufaure、Hao Tang 等 4 位作者2015-01-01Physical Chemistry Chemical Physics

The 8-hydroxyquinoline (8-HQ) molecule is an efficient corrosion inhibitor for aluminum and is also used in organic electronic devices. In this paper, the adsorption modes of 8-HQ and its derivatives (tautomer, dehydrogenated and hydrogenated species) on the Al(111) surface are characterized using dispersion corrected…

Corrosion Behavior and InhibitionMetal and Thin Film MechanicsMolecular Junctions and Nanostructures

AIE luminogen-functionalised mesoporous nanomaterials for efficient detection of volatile gases

Dongdong Li、Yuping Zhang、Zhiying Fan 等 4 位作者2015-01-01Chemical Communications

Mesoporous silica nanoparticles functionalised with aggregation-induced emission (AIE) luminogen via a carbon-nitrogen double bond are fabricated into films by a dip-coating method. The as-made films can serve as efficient fluorescent sensors for the naked-eye detection of volatile acid gases by colour and emission ch…

Molecular Sensors and Ion DetectionLuminescence and Fluorescent MaterialsPolydiacetylene-based materials and applications

Facile construction of fluorescent polymeric aggregates with various morphologies by self-assembly of supramolecular amphiphilic graft copolymers

Xiaofan Ji、Yang Li、Hu Wang 等 6 位作者2015-01-01Polymer Chemistry

Facile construction of fluorescent polymeric aggregates with various morphologies was realized by self-assembly of supramolecular amphiphilic graft copolymers.

Luminescence and Fluorescent MaterialsSupramolecular Self-Assembly in MaterialsPolydiacetylene-based materials and applications

Electrochemical behaviour of activated carbons obtained via hydrothermal carbonization

David Salinas‐Torres、Dolores Lozano‐Castelló、Maria‐Magdalena Titirici 等 7 位作者2015-01-01Journal of Materials Chemistry A

Porous carbons were synthesised using hydrochars from low cost precursors. Electrochemical behaviour is influenced by synthesis conditions and precursors used.

Advancements in Battery MaterialsSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies

Ion-precursor and ion-dose dependent anti-galvanic reduction

Shubo Tian、Chuanhao Yao、Lingwen Liao 等 5 位作者2015-01-01Chemical Communications

Controlling alloy nanoparticles with atomic monodispersity is challenging, and the recently revealed anti-galvanic reduction (AGR) provides a unique solution to this challenge. Herein we demonstrate that AGR is ion-precursor and ion-dose dependent, which offers novel strategies to tune the composition, structure and p…

Nanocluster Synthesis and ApplicationsNanomaterials for catalytic reactionsNanoporous metals and alloys

Study on the Similarity Laws for Local Damage Effects in a Concrete Target under the Impact of Projectiles

Mingyang Wang、Zheng Liu、Yanyu Qiu 等 4 位作者2015-01-01Shock and Vibration

The local destruction and deformation characteristics of a concrete target impacted by a rigid projectile were analyzed, and the similarity laws for local damage effects in the concrete target were studied utilizing the rigid-plastic, internal friction, and modified hydrodynamic models. For a thin target, the impact f…

Rock Mechanics and ModelingEnergetic Materials and CombustionHigh-Velocity Impact and Material Behavior