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期刊=Science Bulletin

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Determining Effective Mass of Conductive Electron by 2γ-Radiation Spectrum of Positron Annihilation: 《Chinese Science Bulletin》1994年第21期1787-1789,共3页郭应焕王蕴玉; The movement states of conductive electron determine the thermology and electricity characters of metals. Because of the strong relation between conductive electron and ionic core,the movement states are determined no...; 关键词：effective mass of ELECTRON POSITRON ANNIHILATION Doppler broadening.

Broadening of Angular Response Range With High Gain in Doped Lithium Niobate Crystals: 《Chinese Science Bulletin》1994年第18期1578-1582,共5页赵桦张景文孙万钧许克彬李铭华徐玉恒; National Natural Science Foundation of China.; Research on photorefractive effect grew unceasingly in the past two decades. A special application of the effect, light amplification, has drawn much attention recently. In order to improve the gain coefficient of pho...; 关键词：optical AMPLIFICATION two-beam coupling LIGHT-INDUCED scattering with large angle self- enhancement.

RESEARCH ON THE COMPLEXATION OF DIAMAGNETIC METAL IONS IN AQUEOUS SOLUTION BY A NEW METHOD——NMR RELAXATION LINE BROADENING METHOD: 《Chinese Science Bulletin》1991年第20期1711-1714,共4页胡皆汉刘宏申刘秀梅; Proj ect supported by the National Natural Science Foundation of China; Ⅰ. INTRODUCTION Studies on the coordination of metal ions with ligands in aqueous solution are in fashion in inorganic biochemistry. So far, there have been only three methods known in the study on the coordination o...; 关键词：diamagnetic metal IONS NMR RELAXATION line broadening.

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