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Master Curve of High-Strength Ferritic Steel S960-QC

Andrzej Neimitz、Ihor Dzioba、Tadeusz Pała2014-01-01Key engineering materials

In the paper, the master curve for the high-strength steel S960-QC is derived. It turns out that the mathematical form of the classical master curve can be preserved. However, some coefficients must be changed. The new formula does not contain the influence of the specimen thickness on fracture toughness. The explanat…

Microstructure and Mechanical Properties of SteelsFatigue and fracture mechanicsHigh-Velocity Impact and Material Behavior

Solution-processable two-dimensional conjugated organic small molecules containing triphenylamine cores for photovoltaic application

Leijing Liu、Hui Li、Ji Bian 等 7 位作者2014-01-01New Journal of Chemistry

Solution-processable two-dimensional conjugated organic small molecules were synthesized. Solar cells based on TPA-BT-C8 exhibit a much higher performance than that based on TPA-3Th .

Organic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications

Resonant tunneling through double-barrier structures on graphene

Wei-Yin Deng、Rui Zhu、Yun-Chang Xiao 等 4 位作者2014-01-01Chinese Physics B

Quantum resonant tunneling behaviors of double-barrier structures on graphene are investigated under the tight-binding approximation. The Klein tunneling and resonant tunneling are demonstrated for the quasiparticles with energy close to the Dirac points. The Klein tunneling vanishes by increasing the height of the po…

Graphene research and applicationsTopological Materials and PhenomenaAdvanced Physical and Chemical Molecular Interactions

Dually functionalized dendrimers by temperature-sensitive surface modification and gold nanoparticle loading for biomedical application

Kenji Kono、Keishi Takeda、Xiaojie Li 等 7 位作者2014-01-01RSC Advances

Stimuli-sensitive dendrimers of a new type were developed through dual functionalization of polyamidoamine (PAMAM) dendrimers with temperature-sensitive surface modification using propoxy diethylene glycol (PDEG) and Au nanoparticle (AuNP) loading.

Advanced Polymer Synthesis and CharacterizationPolymer Surface Interaction StudiesDendrimers and Hyperbranched Polymers

Highly sensitive and specific detection of histamine via the formation of a self-assembled magic number cluster with thymine by mass spectrometry

Jiamu Sun、Zhen Qin、Jia Liu 等 5 位作者2014-01-01The Analyst

A novel method for the detection of histamine (HIM) via the formation of a self-assembled magic number cluster with thymine (T) by electrospray ionization tandem mass spectrometry (ESI-MS/MS) is described. The formation of the magic number cluster [T17 + HIM + 2H](2+) shifts the MS signal of histamine to the interfere…

Mass Spectrometry Techniques and ApplicationsLuminescence and Fluorescent MaterialsPolyamine Metabolism and Applications

Tensile Properties of 2D-Cf/Mg Composite Fabricated by Liquid-solid Extrusion Following Vacuum Pressure Infiltration

Lehua Qi、Luyan Ju、Jiming Zhou2014-01-01Procedia Engineering

Carbon fiber reinforced magnesium matrix (Cf/Mg) composites are suitable for lightweight structures which have received more interest for its excellent mechanical properties. Cf/Mg composites were fabricated by liquid-solid extrusion following vacuum infiltration, which integrated melting, pouring, infiltration and li…

Magnesium Alloys: Properties and ApplicationsMetal Forming Simulation TechniquesAluminum Alloys Composites Properties

Versatile chiral chromatography with mixed stationary phases of water-impregnated silica gel and reversed-phase packing

Satsuki Takahashi、Tetsuo Okada2014-01-01The Analyst

A novel chiral chromatographic scheme is proposed, which requires no organic syntheses in stationary phase preparation. A normal phase chiral chromatography stationary phase is prepared by simple passage of an aqueous solution of an appropriate chiral selector through e.g. a silica gel column. For this scheme, a mixed…

Analytical Chemistry and ChromatographyCrystallization and Solubility StudiesChromatography in Natural Products

The Phase and Morphology of Cu2ZnSnSe4 Nanopowders by Hydrothermal Method

Kegao Liu、Nianjing Ji、Ludan Shi 等 4 位作者2014-01-01Journal of Nanomaterials

Quaternary compound Cu2ZnSnSe4 (CTZSe) which belonged to I2‐II‐IV‐VI4 group, without rare elements, can be considered as the perfect material for absorbing layer in eco‐friendly solar cells due to low cost and high efficiency. The CTZSe powders were synthesized by hydrothermal coreduction method from metal chlorides a…

Quantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin FilmsCopper-based nanomaterials and applications

The strategy to improve thermal and optical properties of diphenylfluoranthene based on silicon-cored derivatives

Hua Wang、Yan Liang、Yike Wang 等 7 位作者2014-01-01RSC Advances

A series of novel silicon-cored diphenylfluoranthene derivatives was synthesized in this paper to realize efficient solid-state emission. These silicone-cored diphenylfluoranthene derivatives show better fluorescent properties in the solid state than diphenylfluoranthene because these silicone-cored derivatives exhibi…

Organic Electronics and PhotovoltaicsOrganic Light-Emitting Diodes ResearchLuminescence and Fluorescent Materials

Improving the fluorescence detection limit with positively charged carbon nanostructures as a low background signal platform

Xiulan He、Li Zhang、Hetong Qi 等 6 位作者2014-01-01The Analyst

We have demonstrated a new strategy to improve the fluorescence detection limit by enhancing the energy transfer efficiency between carbon structures and fluorescent dyes using polyimidazolium-functionalized carbon nanostructures as a low background signal platform. Based on this, a highly sensitive method for thrombi…

Advanced biosensing and bioanalysis techniquesElectrochemical sensors and biosensorsCarbon and Quantum Dots Applications

Illuminating protein crystal growth using fluorophore-labelled proteins

Alaa Adawy、W.J.P. van Enckevort、E. S. Pierson 等 5 位作者2014-01-01CrystEngComm

Incorporation of trace amounts of fluorophore-labelled proteins is used to study several optical properties and the growth history of protein crystals.

Protein Structure and DynamicsEnzyme Structure and FunctionProtein Interaction Studies and Fluorescence Analysis

Flow and sol-gel behavior of two types of methylcellulose at various concentrations

Y. Edelby、Sima Balaghi、B. Senge2014-01-01AIP conference proceedings

In the present work, the flow and oscillatory properties of two types of Methylcellulose (MC), Methocel A4M and A40M, have been investigated. Shear rate measurement, frequency sweep and temperature sweep were used to characterize the rheological behaviour of the aqueous solutions of Methylcellulose and its thermo gels…

Advanced Cellulose Research StudiesRheology and Fluid Dynamics StudiesPolysaccharides Composition and Applications

VUV grafting: an efficient method for 3D bulk patterning of polymer sheets

C. Baudin、Jean‐Philippe Renault、S. Esnouf 等 5 位作者2014-01-01Polymer Chemistry

VUV irradiation provides an efficient and low-cost solution for 2D and 3D structuration of many polymer films, that is required for numerous application fields.

Surface Modification and SuperhydrophobicityFuel Cells and Related MaterialsPolymer Surface Interaction Studies

Water is a key factor to alter the structure and electrochemical properties of carboxylate-bridged dimanganese( ii ) complexes

Dharmalingam Sivanesan、Sethuraman Kannan、Thangaian Daniel Thangadurai 等 5 位作者2014-01-01Dalton Transactions

The synthesis and physical properties of dimanganese(II) compounds with varying numbers of water ligands housed in the four bulky carboxylate motifs, including the first complex with a parallelogram core {Mn2(μ-OH2)2(μ-O2CR)}(3+) unit, are described. The isolation of these complexes revealed how water could alter the…

Metal complexes synthesis and propertiesMagnetism in coordination complexesMetal-Catalyzed Oxygenation Mechanisms

Fatigue Crack Growth Behavior of Ultrafine-grained Nickel Produced by High Pressure Torsion

Thomas Leitner、Anton Hohenwarter、Reinhard Pıppan2014-01-01Procedia Materials Science

In this work the fatigue crack growth behavior of ultrafine-grained high purity nickel, produced by high pressure torsion, was studied. Fatigue crack growth curves of samples with different orientations were measured at two stress ratios. It was found that cracks propagating in two specific directions of the HPT disc…

Microstructure and mechanical propertiesHigh-Velocity Impact and Material BehaviorSurface Treatment and Residual Stress

Fracture Energy of Graphite from Microstructure-informed Lattice Model

Craig N. Morrison、Mingzhong Zhang、Andrey P. Jivkov2014-01-01Procedia Materials Science

Graphite remains a key structural material in the nuclear industry, the integrity assessment of which in demanding reactor environments is critical for safe operation of plant. Fracture of graphite is preceded by growth and coalescence of distributed micro-cracks within a process zone, classifying it as a quasi-brittl…

Rock Mechanics and ModelingComposite Material MechanicsGraphite, nuclear technology, radiation studies

Using Pre-TMIn Treatment to Improve the Optical Properties of Green Light Emitting Diodes

Bing Xu、Hai Tao Dai、Shu Guo Wang 等 9 位作者2014-01-01International Journal of Photoenergy

We investigated the effects of pre-TMIn treatment on the optical properties of green light emitting diodes (LEDs). Although pre-TMIn treatment did not affect the epitaxial structure of quantum wells, it significantly improved the quality of the surface morphology relative to that of the untreated sample. Indium cluste…

GaN-based semiconductor devices and materialsQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin Films

Upgrading in Mechanical Properties of High Performance Aluminum Alloys by Compressive Torsion Process

N. Kanetake、Yuji Kume、Satoshi Ota 等 4 位作者2014-01-01Procedia CIRP

The originally developed severe plastic deformation process, the compressive torsion process (CTP) was applied to Al-Fe series alloys to improve their ductility and waste 7050 alloy chips to reprise their solid phase recycling. In the Al alloys containing Fe element, the large precipitates with length of 500∼1000 μm w…

Microstructure and mechanical propertiesAluminum Alloy Microstructure PropertiesAluminum Alloys Composites Properties