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Overview on the welding technologies of CLAM steel and the DFLL TBM fabrication

Junyu Zhang、Bo Huang、Yutao Zhai 等 7 位作者2016-04-29Nuclear Materials and Energy

Dual Functional Lithium Lead (DFLL) blanket was proposed for its advantages of high energy exchange efficiency and on-line tritium extraction, and it was selected as the candidate test blanket module (TBM) for China Fusion Engineering Test Reactor (CFETR) and the blanket for Fusion Design Study (FDS) series fusion rea…

Magnetic confinement fusion researchFusion materials and technologiesNuclear Materials and Properties

Chromophoric Nucleoside Analogues: Synthesis and Characterization of 6-Aminouracil-Based Nucleodyes

Noam S. Freeman、Curtis E. Moore、L. Marcus Wilhelmsson 等 4 位作者2016-04-29The Journal of Organic Chemistry

Nucleodyes, visibly colored chromophoric nucleoside analogues, are reported. Design criteria are outlined and the syntheses of cytidine and uridine azo dye analogues derived from 6-aminouracil are described. Structural analysis shows that the nucleodyes are sound structural analogues of their native nucleoside counter…

DNA and Nucleic Acid ChemistryClick Chemistry and ApplicationsPhotochromic and Fluorescence Chemistry

Substrate Effect on Atomic Force Microscopy-Based Nanolithography of Graphene

Xin Tang、King Wai Chiu Lai2016-04-29IEEE Transactions on Nanotechnology

Atomic force microscopy (AFM)-based nanolithography is one of the commonly used techniques to fabricate graphene devices on different substrates. However, the patterned graphene varies with different substrate materials. We demonstrate, both experimentally and theoretically, that the required force to pattern graphene…

Graphene research and applicationsForce Microscopy Techniques and ApplicationsSurface and Thin Film Phenomena

Polypeptide-Based Gold Nanoshells for Photothermal Therapy

Kristine M. Mayle、Kathryn R. Dern、Vincent Kam Wai Wong 等 11 位作者2016-04-29SLAS TECHNOLOGY

Targeted killing of cancer cells by engineered nanoparticles holds great promise for noninvasive photothermal therapy applications. We present the design and generation of a novel class of gold nanoshells with cores composed of self-assembled block copolypeptide vesicles with photothermal properties. Specifically, pol…

Nanoparticle-Based Drug DeliveryGold and Silver Nanoparticles Synthesis and ApplicationsNanoplatforms for cancer theranostics

Moving Kinetics of Nanocars with Hydrophobic Wheels on Solid Surfaces at Ambient Conditions

Fang Chen、Víctor García‐López、Tao Jin 等 7 位作者2016-04-29The Journal of Physical Chemistry C

Motivated by “driving” nanoscopic nanocars on solid substrate surfaces at ambient conditions, we studied the moving kinetics of nanocars on differently modified surfaces. Single molecule fluorescence imaging was used to track the nanocar movement so that the molecules were minimally perturbed. On freshly cleaned, hydr…

Surface Modification and SuperhydrophobicityNanopore and Nanochannel Transport StudiesElectrostatics and Colloid Interactions

Thickness-dependent morphologies of Ag on n-layer MoS2 and its surface-enhanced Raman scattering

Ya Deng、Minjiang Chen、Jian Zhang 等 13 位作者2016-04-29Nano Research

The size and density of Ag nanoparticles on n -layer MoS 2 exhibit thicknessdependent behavior. The size and density of these particles increased and decreased, respectively, with increasing layer number ( n ) of n -layer MoS 2 . Furthermore, the surface-enhanced Raman scattering (SERS) of Ag on this substrate was obs…

Gold and Silver Nanoparticles Synthesis and Applications2D Materials and ApplicationsQuantum Dots Synthesis And Properties

Boosting Hydrogen Production from Methanol and Water by in situ Activation of Bimetallic Cu−Zr Species

Lukas Mayr、Bernhard Klötzer、Daniela Schmidmair 等 8 位作者2016-04-29ChemCatChem

Abstract A bimetallic Cu/Cu51Zr14 precatalyst, activated in situ, for hydrogen generation from methanol and water provides very high CO2 selectivity (>99.9 %) and high H2 yields. Referenced to the geometric surface area of our model surface, higher activity of at least one order of magnitude was observed in comparison…

Catalytic Processes in Materials ScienceCatalysts for Methane ReformingAmmonia Synthesis and Nitrogen Reduction

Photoactivatable Caged Prodrugs of VEGFR-2 Kinase Inhibitors

Boris Pinchuk、Rebecca Horbert、Alexander Döbber 等 5 位作者2016-04-29Molecules

In this study, we report on the design, synthesis, photokinetic properties and in vitro evaluation of photoactivatable caged prodrugs for the receptor tyrosine kinase VEGFR-2. Highly potent VEGFR-2 inhibitors 1 and 3 were caged by introduction of a photoremovable protecting group (PPG) to yield the caged prodrugs 4 an…

Angiogenesis and VEGF in CancerPhotodynamic Therapy Research StudiesPhotochromic and Fluorescence Chemistry

Facile Synthesis of CeO2-LaFeO3 Perovskite Composite and Its Application for 4-(Methylnitrosamino)-1-(3-Pyridyl)-1-Butanone (NNK) Degradation

Kaixuan Wang、Helin Niu、Jingshuai Chen 等 9 位作者2016-04-29Materials

A facile and environmentally friendly surface-ion adsorption method using CeCO₃OH@C as template was demonstrated to synthesize CeO₂-LaFeO₃ perovskite composite material. The obtained composite was characterized by X-ray diffraction (XRD), fourier transform infrared spectra (FT-IR), field-emission scanning electron mic…

Advanced Photocatalysis TechniquesCatalytic Processes in Materials ScienceAmmonia Synthesis and Nitrogen Reduction

Effect of trace addition of al on microstructure, texture and tensile ductility of Mg-6Zn-0.5Er alloy

Xiaobing Zheng、Wenbo Du、Ke Liu 等 5 位作者2016-04-29Journal of Magnesium and Alloys

The effects of trace addition of Al on the microstructure and mechanical properties of the as-extruded Mg-6Zn-0.5Er alloy were investigated in the present investigation. The results showed that the trace addition of Al affected the mechanical properties significantly. The elongation of the extruded alloy was improved…

Magnesium Alloys: Properties and ApplicationsAluminum Alloy Microstructure PropertiesHydrogen Storage and Materials

Thermal conductivity and flammability of multiwall carbon nanotube/polyurethane foam composites

J.J. Espadas-Escalante、F. Avilés、PI Gonzalez-Chi 等 4 位作者2016-04-29Journal of Cellular Plastics

The thermal conductivity and fire response of multiwall carbon nanotube/polyurethane foam composites are investigated for ∼45 kg/m3 foams with multiwall carbon nanotube concentrations of 0.1, 1, and 2 wt.%. The thermal conductivity of such nanocomposites shows a modest increase with increased multiwall carbon nanotube…

Fire dynamics and safety researchFlame retardant materials and propertiesPolymer Foaming and Composites

Gyration and Permittivity of Ethylenediammonium Sulfate Crystals

Shane M. Nichols、Alexander Martin、Joshua J. Choi 等 4 位作者2016-04-29Chirality

Ethylenediammonium sulfate (EDS) crystals were grown from aqueous solution and cleaved into thin (100-500 micron) plates. The 422 point group of EDS was confirmed by X-ray diffraction. The constitutive relations of EDS crystals were determined through generalized ellipsometry with an instrument that uses four photoela…

Nonlinear Optical Materials ResearchSolid-state spectroscopy and crystallographyCrystallization and Solubility Studies

Fabrication and characterisation of low density polyethylene (LDPE)/multi walled carbon nanotubes (MWCNTs) nano-composites

Meenakshi Goyal、Nikhil Goyal、Harleen Kaur 等 6 位作者2016-04-29Perspectives in Science

Carbon nanotubes (CNT) have shown extraordinary electrical, mechanical properties as well as many other physical properties. The aim of this study is to explore the scope of CNT/LDPE nano-composites for engineering applications. Nano-composites of LDPE and MWCNT are generally prepared by using the melt blending method…

Carbon Nanotubes in CompositesPolymer Nanocomposite Synthesis and IrradiationNanotechnology research and applications

A Novel Molten Oxide Fuel Cell Concept

В. В. Белоусов、Sergey V. Fedorov2016-04-29Fuel Cells

Abstract We suggest a novel molten oxide fuel cell (MOFC) concept. The MOFC is based on the oxygen‐ion‐conducting solid/molten oxide electrolyte (so‐called liquid‐channel‐grain‐boundary‐structure, LGBS, material) consisting of TeO2 solid grains and chemically compatible TeO2+Te4Bi2O11 liquid electrolyte at the grain b…

Advancements in Solid Oxide Fuel CellsCatalysis and Oxidation ReactionsThermal Expansion and Ionic Conductivity

Identification of active sonochemical zones in a triple frequency ultrasonic reactor via physical and chemical characterization techniques

Timm Joyce Tiong、Derick K.L. Liew、Ramona C. Gondipon 等 7 位作者2016-04-29Ultrasonics Sonochemistry

Coupling multiple frequencies in ultrasonic systems is one of the highly desired area of research for sonochemists, as it is known for producing synergistic effects on various ultrasonic reactions. In this study, the characteristics of a hexagonal-shaped triple frequency ultrasonic reactor with the combination frequen…

Innovative Microfluidic and Catalytic Techniques InnovationUltrasound and Cavitation PhenomenaCrystallization and Solubility Studies

Microstructure and Properties of the Ti6Al4V/Inconel 625 Bimetal Obtained by Explosive Joining

Krzysztof Topolski、Z. Szulc、Halina Garbacz2016-04-29Journal of Materials Engineering and Performance

The study is concerned with the bimetallic plate composed of the Ti6Al4V and Inconel 625 alloys. The alloys were joined together using the explosive method with the aim to produce a bimetallic joint. The structure and the mechanical properties of the as-received raw Ti6Al4V and Inconel 625 alloys, the Ti6Al4V/Inconel…

Advanced Welding Techniques AnalysisIntermetallics and Advanced Alloy PropertiesTitanium Alloys Microstructure and Properties

Direct decomposition X-ray diffraction method for amorphous phase quantification and glassy phase determination in binary blends of siliceous fly ash and hydrated cement

G.V.P. Bhagath Singh、Kolluru V. L. Subramaniam2016-04-29Journal of Sustainable Cement-Based Materials

A direct decomposition method of X-ray diffraction pattern associated with amorphous phases in a binary blend containing hydrated cement and siliceous fly ash is developed. The method relies on identifying patterns associated with individual components within the overall intensity pattern produced by the total amorpho…

Concrete and Cement Materials ResearchGlass properties and applicationsRecycling and utilization of industrial and municipal waste in materials production

Correct derivation of a combined version of the Jouyban–Acree and van’t Hoff model and some comments on ‘Determination and correlation of the solubility of myricetin in ethanol and water mixtures from 288.15 to 323.15 K’

Abolghasem Jouyban、Fleming Martínez、William E. Acree2016-04-29Physics and Chemistry of Liquids

The experimental data reported in the paper by Cai and co-workers [DOI: 10.1080/00319104.2016.1163560] pertaining to the solubility of myricetin dissolved in binary aqueous–ethanol solvent mixtures has been reanalysed. A correct mathematical derivation is provided for the correlation expression from a combination of t…

Analytical Chemistry and ChromatographyCrystallization and Solubility StudiesChemical and Physical Properties in Aqueous Solutions

Fully Transparent Nanocomposite Coating with an Amorphous Alumina Matrix and Exceptional Wear and Scratch Resistance

Matjaž Valant、Uroš Luin、Mattia Fanetti 等 7 位作者2016-04-29Advanced Functional Materials

This study presents a method for high temperature stabilization of amorphous alumina. The strain‐induced stabilization is obtained by dispersion of rigid globular polycarbosilane macromolecules within an alumina matrix. The alumina matrix remains amorphous even at 1200 °C. This study confirms the chemical composition…

Advanced ceramic materials synthesisDiamond and Carbon-based Materials ResearchTribology and Wear Analysis

Control of hexuronate metabolism in Escherichia coli by the two interdependent regulators, ExuR and UxuR: derepression by heterodimer formation

Maria N. Tutukina、Anna V. Potapova、Jeffrey A. Cole 等 4 位作者2016-04-29Microbiology

Two homologous proteins, UxuR and ExuR, were previously predicted to repress synthesis of enzymes required for hexuronic acid metabolism, but little is known about the relative roles of these proteins in gene regulation. We confirmed the previous report that UxuR is essential for rapid growth with d-glucuronate as the…

Bacterial Genetics and BiotechnologyPhotosynthetic Processes and MechanismsEnzyme Structure and Function