Materials Literature

文献浏览

按标题、摘要、年份、主题和来源检索公开元数据。结果保留作者、摘要、分类与原始来源链接。

清除
第 198933 / 204173 页 · 当前展示 3,978,641–3,978,660 / 4,083,452 条匹配结果 · 摘要仅作预览

ChemInform Abstract: Synthesis and Structure Determination of a New Series of Hydrogen Storage Alloys; REMg2Ni9 (RE: La, Ce, Pr, Nd, Sm, and Gd) Built from MgNi2 Laves‐Type Layers Alternating with AB5 Layers.

K. Kadir、Tetsuo Sakai、I. Uehara1997-12-02ChemInform

Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable via the “References” opt…

Advanced Chemical Physics StudiesHydrogen Storage and MaterialsAmmonia Synthesis and Nitrogen Reduction

Crystal structure of Ce 2 O 2.5 S, an oxidized form of Ce 2 O 2 S, from neutron and X-ray powder diffraction

Robert Mauricot、James E. Gareh、M. Evain1997-12-01Zeitschrift für Kristallographie - Crystalline Materials

Article Crystal structure of Ce2O2.5S, an oxidized form of Ce2O2S, from neutron and X-ray powder diffraction was published on December 1, 1997 in the journal Zeitschrift für Kristallographie - Crystalline Materials (volume 212, issue 1).

Crystal Structures and PropertiesThermal and Kinetic AnalysisX-ray Diffraction in Crystallography

Propagation of magnetostatic waves in a ferrite plus high-T c superconductor structure in the presence of transport current in the superconductor

A. V. Vashkovskiǐ、В. И. Зубков、Э. Г. Локк1997-12-01Physics of the Solid State

A thin-film structure consisting of a ferrite and a high- T c superconductor was used to investigate the effct of the transport current in the superconductor on the amplitude-frequency characteristic and dispersion of surface magnetostatic waves (MSWs) in a ferrite film. It was found that the nature of energy transfer…

Physics of Superconductivity and MagnetismMagnetic Properties and ApplicationsMagnetic Properties of Alloys

Two-photon absorption measured in the presence of strong one-photon saturation in cumulene-containing polymer

Ron Meyer、Maxim Shkunov、Robert E. Benner 等 7 位作者1997-12-01Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE

The Z-scan technique is used to extract the real and imaginary third order nonlinear susceptibilities, Re<SUB>(chi</SUB> )<SUP>(3</SUP>) and Im<SUB>(chi</SUB> )<SUP>(3</SUP>), respectively. A series of Z scans were conducted at 590 nm (near one-photon resonance) on a cumulene-containing polymer, poly(p- phenylene-1,4-…

Nonlinear Optical Materials ResearchNonlinear Optical Materials StudiesProtein Interaction Studies and Fluorescence Analysis

Effect of Support on a Catalytic Converter for Removing CO and HC Emissions from a Two-Stroke Motorcycle

Chiou-Hwang Lee、Yu-Wen Chen1997-12-01Industrial & Engineering Chemistry Research

The effect of support on the noble metal catalysts for carbon monoxide and hydrocarbon oxidation was investigated. The reactions were performed under the stoichiometric and oxygen-deficient conditions. Under the stoichiometric point, the activities of the powder catalysts for CO and C 3 H 6 oxidation are in the order…

Electrocatalysts for Energy ConversionCatalytic Processes in Materials ScienceCatalysis and Oxidation Reactions

Crystal structure of trisodium dineodymium nonanitrate,Na3[Nd2(NO3)9]

S. Stockhause、G. Meyer1997-12-01Zeitschrift für Kristallographie - New Crystal Structures

Article Crystal structure of trisodium dineodymium nonanitrate,Na3[Nd2(NO3)9] was published on December 1, 1997 in the journal Zeitschrift für Kristallographie - New Crystal Structures (volume 212, issue 1).

Solid-state spectroscopy and crystallographyInorganic Chemistry and MaterialsX-ray Diffraction in Crystallography

Structure and viscoelasticity of matched asymmetric diblock and triblock copolymers in the cylinder and sphere microstructures

Chang Y. Ryu、M. S. Lee、Damian A. Hajduk 等 4 位作者1997-12-01Journal of Polymer Science Part B Polymer Physics

A polystyrene–polyisoprene (PS–PI) diblock copolymer (10,000–50,000 g/mol) and a matched PS&ndashPI–PS triblock (10,000–100,000–10,000 g/mol) were employed to study the effect of chain architecture on the rheological response of ordered block copolymer melts. Both samples adopt hexagonal microstructures with PS cylind…

Polymer crystallization and propertiesRheology and Fluid Dynamics StudiesBlock Copolymer Self-Assembly

Corrosion behaviour of weld heat affected zone of aluminium alloy 7075

R. Y. Hwang、C. P. Chou1997-12-01Science and Technology of Welding & Joining

The microstructure of the weld heat affected zone (HAZ) of alloy 7075 was simulated using a Gleeble system. The corrosion behaviour of several locations in the weld HAZ was investigated by means of differential scanning calorimetry, electrochemical measurement in 3·5 wt-%NaCl solution, and exfoliation corrosion tests.…

Corrosion Behavior and InhibitionHydrogen embrittlement and corrosion behaviors in metalsAnodic Oxide Films and Nanostructures

Raman investigations of orientational ordering in NiSiF6⋅6H2O, NiSiF6⋅6D2O, and ZnSiF6⋅6H2O crystals

V. V. Eremenko、A. V. Peschanskiı̆、V. I. Fomin1997-12-01Low Temperature Physics

The results of investigations of polarized Raman spectra in ZnSiF6⋅6H2O and NiSiF6⋅6D2O single crystals in the temperature range 2–300 K are presented. It is found that the crystals are orientationally ordered at low temperatures. The orientational disordering is described by a model in which the rotational motion of…

Solid-state spectroscopy and crystallographyEarthquake Detection and AnalysisInorganic Fluorides and Related Compounds

Complete1H and13C assignments of theDigitalis lanata cardenolides, glucodigifucoside and glucogitoroside by 1D and 2D NMR

Fernão Castro Braga、José Dias de Souza Filho、Oliver W. Howarth 等 4 位作者1997-12-01Magnetic Resonance in Chemistry

The 1H and 13C NMR spectra of glucodigifucoside and glucogitoroside, cardenolides isolated from Digitalis lanata leaves, were completely assigned with the aid of 2D homonuclear (COSY) and heteronuclear (HETCOR and HMQC) correlation spectra. © 1997 John Wiley & Sons, Ltd.

Natural product bioactivities and synthesisPhytochemistry and Biological ActivitiesPhytochemistry and Bioactive Compounds

Yixunite and Damiaoite—A Twin of New Native Alloys of Indium and Platinum from the Yanshan Mountains

Yu Zuxiang1997-12-01Acta Geologica Sinica - English Edition

Abstract Yixunite and damiaoite were found in a cobalt‐ and copper–bearing platinum ore vein of a contact metasomatic deposit. The chief ore minerals are bornite, chalcopyrite, magnetite and carrollite. The platinum minerals include moncheite, sperrylite, daomanite, cobalt malanite and cooperite. Yixunite and damiaoit…

Crystal Structures and PropertiesRadioactive element chemistry and processingX-ray Diffraction in Crystallography

Luminescence Properties and Stability Constants of Curium(III) Complexes with Lacunary Heteropolyanions PW11O39 7- and SiW11O39 8- in Nitric Acid Solutions

A. B. Ioussov、J.C. Krupa1997-12-01Radiochimica Acta

Article Luminescence Properties and Stability Constants of Curium(III) Complexes with Lacunary Heteropolyanions PW11O397- and SiW11O398- in Nitric Acid Solutions was published on December 1, 1997 in the journal Radiochimica Acta (volume 78, issue s1).

Lanthanide and Transition Metal ComplexesPolyoxometalates: Synthesis and ApplicationsAdvanced Nanomaterials in Catalysis

Change in Internal Friction and Elastic Modulus during Recrystallization of High Purity Copper

C. G. Lee、Shigeo Okuda1997-12-01physica status solidi (a)

The internal friction and dynamic modulus in pure Cu with various purities were measured in the temperature range from 25 to 250 °C after deformation at room temperature. All the specimens showed a large decrease in modulus during primary recrystallization the temperatures of which were found to be about 30 K lower fo…

Microstructure and mechanical propertiesMicrostructure and Mechanical Properties of SteelsAdvanced materials and composites

Crystal structure of pyridinium triiodoplumbate(II), C5H6NPbI3

M. Geselle、H. Fueß1997-12-01Zeitschrift für Kristallographie - New Crystal Structures

Source of material: Slow evaporation of a solution of stoichiometric quantities of lead(II) iodide and pyridinium iodide yields the title compound as yellow prisms. The title compound is another member of the large family of chain-perovskites. The anionic substructure consists of chains of face-sharing Pbl octahedra a…

Crystal structures of chemical compoundsLanthanide and Transition Metal ComplexesSolid-state spectroscopy and crystallography

Calculation of crystal Raman intensities using non-isotropic polarizabilities

Thierry Pagnier、G. Lucazeau1997-12-01Journal of Raman Spectroscopy

A new method is provided for the calculation of Raman intensities. Atomic polarizabilities are used as parameters to reproduce the experimental intensities. The method was applied to an MgF2 signal crystal. It is shown that the use of anisotropic atomic polarizabilities allows the simulation of both the cell polarizab…

Ultrasonics and Acoustic Wave PropagationAcoustic Wave Resonator TechnologiesSolid-state spectroscopy and crystallography

Crystal structure of a new modification of potassium tetrathioantimonate, ß-K3SbS4

Wolfgang Bensch、Peter Dürichen1997-12-01Zeitschrift für Kristallographie - New Crystal Structures

Article Crystal structure of a new modification of potassium tetrathioantimonate, ß-K3SbS4 was published on December 1, 1997 in the journal Zeitschrift für Kristallographie - New Crystal Structures (volume 212, issue 1).

Crystal Structures and PropertiesOrganometallic Compounds Synthesis and CharacterizationInorganic Chemistry and Materials

Crystal structure of potassium diselenotriargentate, KAg3Se2

W. Bensch、P. Dürichen1997-12-01Zeitschrift für Kristallographie - New Crystal Structures

of database ICSD in 1997, CSD-No

Crystal Structures and PropertiesOrganometallic Compounds Synthesis and CharacterizationInorganic Chemistry and Materials

Iodine Intercalation in the Ionic Conductor SrxBi9-xO(27-x)/2

D. P. Scarfe、Allan J. Jacobson1997-12-01Chemistry of Materials

The intercalation reactions of iodine with the layered oxide ion conductors Sr x Bi 9 - x O (27 - x )/2 ( x = 0.90, 1.20, 1.50, 2.00, 2.40) have been studied by powder X-ray diffraction, thermogravimetric analysis, and Raman spectroscopy. X-ray diffraction data show that iodine atoms intercalate into the van der Waals…

Magnetic and transport properties of perovskites and related materialsAdvanced Condensed Matter PhysicsElectronic and Structural Properties of Oxides

Phonon spectroscopy in π-conjugated polymers: the role of the excited electronic states

Eitan Ehrenfreund、Z. Valy Vardeny1997-12-01Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE

The Raman active vibrational modes in (pi) -conjugated polymers are known to have different frequencies in different types of experiments. The best known examples are the resonant Raman scattering (RRS) and doping or photoinduced absorption infrared active vibrations (IRAV) measurements, in which the same modes appear…

Organic Electronics and PhotovoltaicsPerovskite Materials and ApplicationsConducting polymers and applications

Crystal structure of 1,2,4,5-benzenetetracarboxylate monohydrate cerium( III), C10H4CeO9

Omar M. Yaghi、Huahao Li、Thomas L. Groy1997-12-01Zeitschrift für Kristallographie - New Crystal Structures

Article Crystal structure of 1,2,4,5-benzenetetracarboxylate monohydrate cerium( III), C10H4CeO9 was published on December 1, 1997 in the journal Zeitschrift für Kristallographie - New Crystal Structures (volume 212, issue 1).

Crystal structures of chemical compoundsMagnetism in coordination complexesPolyoxometalates: Synthesis and Applications