Zobrazeno 1 - 10
of 41
pro vyhledávání: '"B. S. Chao"'
Autor:
Kwo Young, B. S. Chao, Baoquan Huang, Chun Chiu, Leonid A. Bendersky, Ke Wang, Michael A. Fetcenko, T. Ouchi
Publikováno v:
Journal of Alloys and Compounds. 506:841-848
The C14/C15 phase abundance is an important parameter in the design of a suitable AB 2 -based metal hydride electrode for use in nickel metal hydride batteries. In order to separate the contribution due to chemical composition from that of phase abun
Publikováno v:
Journal of Non-Crystalline Solids. 353:1870-1874
The aim of this work is to study the influence of Ge addition on the optical and electrical properties in eutectic SbTe thin films (with the compositions: Sb 70 Te 30 , Ge 2 Sb 70 Te 28 , Ge 5 Sb 70 Te 25 and Ge 10 Sb 65 Te 25 ) using visible optical
Autor:
Jesús González-Hernández, Evgen Prokhorov, M. A. Hernández-Landaverde, B. S. Chao, Eduardo Morales-Sánchez
Publikováno v:
Journal of Physics and Chemistry of Solids. 68:883-886
The aim of this work is to study the mechanism of crystallization in Sb:Te thin films using differential scanning calorimetry (DSC), four-probe resistivity and X-ray diffraction (XRD) measurements. The DSC showed that the Sb 70+ x Te 30− x films wi
Autor:
Yu. Kovalenko, Eduardo Morales-Sánchez, Jesús González-Hernández, P. Herrera-Fierro, Evgen Prokhorov, B. S. Chao
Publikováno v:
Thin Solid Films. 503:13-17
In this study, the structure of amorphous and crystalline of Ge:Sb:Te:O films, with oxygen content from 0 to about 28 at.%, have been analyzed using X-ray diffraction, impedance measurements and X-ray photoelectron spectroscopy. From these results, t
Autor:
J. Ting, R. C. Young, D.S. Easton, J.A. Horton, Y. Li, L. Cantrell, B. S. Chao, Joachim H. Schneibel
Publikováno v:
Journal of Alloys and Compounds. 350:130-135
Quaternary alloys based on MgCaNi4 were prepared by induction-melting of elemental materials. Nickel was partially substituted with several 3d transition metals or Al. Initial electrochemical capacities up to 350 mAh/g were found. However, these capa
Autor:
Arturo Mendoza-Galván, Jesús González-Hernández, B. S. Chao, A. Ramos-Mendoza, H. Tototzintle-Huitle
Publikováno v:
Journal of Materials Science. 37:4211-4216
Silica coatings containing cobalt have been prepared from sol-gel precursor solutions having a viscosity in the range of 3 to 40 cP. The different values of viscosity were achieved by aging the solutions with various amount of solvent (ethanol). The
Autor:
H. Tototzintle-Huitle, Arturo Mendoza-Galván, Jesús González-Hernández, A. Ramos-Mendoza, B. S. Chao
Publikováno v:
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films. 19:1600-1605
SiO2 coatings containing cobalt were prepared using the sol-gel method and the Si to Co nominal atomic ratio in the coatings was varied from 1.3 to 7.1. The structure and optical properties of the coatings, heat-treated in air at 300 and 500 °C, wer
Autor:
Rafael Ramírez-Bon, B. S. Chao, Jesús González-Hernández, F.J. Espinoza-Beltrán, Orlando Zelaya-Angel, A. Picos-Vega
Publikováno v:
Philosophical Magazine A. 80:1621-1628
Cd-doped CdTe thin films were prepared by sputtering on unheated glass substrates. Targets of stoichiometric CdTe with inclusions of elemental Cd were used to vary the Cd concentration of the films in the approximate range 47–55at.%. The amount of
Autor:
Eduardo Morales-Sánchez, E. García-García, Jesús González-Hernández, Yu. V. Vorobiev, B. S. Chao, Arturo Mendoza-Galván, G. Martínez
Publikováno v:
Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films. 17:1805-1810
The complex dielectric function of the three stoichiometric compositions GeSb4Te7, GeSb2Te4, and Ge2Sb2Te5 has been measured by spectroscopic ellipsometry in the energy range of 1.4–5.1 eV. Each composition was measured in the amorphous and in the
Autor:
R. Ramírez-Bon, J. Gonzcález-Hernández, F.J. Espinoza-Beltrán, B. S. Chao, M. Becerril, A. Picos-Vega, Orlando Zelaya-Angel
Publikováno v:
Journal of Physics and Chemistry of Solids. 60:257-265
Indium doped CdTe polycrystailine films were grown on Corning glass substrates at room temperature by co-sputtering from CdTe-In-Cd targets. The chemical composition, structural, electrical, and optical properties of the films were analyzed as a func