Search Results 1-18 of 18

  • Band gap engineering based on Mg_x_Zn_1-x_O and Cd_y_Zn_1-y_O ternary alloy films

    牧野 哲征 , Makino Takayuki , 瀬川 勇三朗 , Segawa Yusaburo , 川崎 雅司 , Kawasaki Masashi , 大友 明 , Ohtomo Akira , 白木 利佳 , Shiroki Rika , 田村 謙太郎 , Tamura Kentaro , 安田 隆 , Yasuda Takashi , 鯉沼 秀臣 , KOINUMA HIDEOMI

    … Single-phase alloyed films of (Mg,Zn)O and (Cd,Zn)O with c-axis orientations were epitaxially grown on sapphire (0001) substrates. … The photoluminescence peak energy deduced at 4.2 K could be tuned from 3.19 to 3.87 eV by using Cd0.07Zn0.93O and Mg0.33Zn0.67O at both ends, respectively. …

    Applied Physics Letters 78(No. 9), 1237-1239, 2001-02

    IR 

  • Radiative and nonradiative recombination processes in lattice-matched (Cd,Zn)O/(Mg,Zn)O multiquantum wells

    牧野 哲征 , Makino Takayuki , Chia Chin Hau , Chia Chin Hau , 孫 漢東 , Tuan N. T. , 瀬川 勇三朗 , Segawa Yusaburo , 川崎 雅司 , Kawasaki Masashi , 大友 明 , Ohtomo Akira , 田村 謙太郎 , Tamura Kentaro , 鯉沼 秀臣 , KOINUMA HIDEOMI

    … Time-resolved photoluminescence studies have been performed on (Cd,Zn)O/(Mg,Zn)O multiquantum wells, which are almost perfectly lattice matched (0.034%), grown by laser molecular-beam epitaxy on a ScAlMgO4 substrate. … This distribution was interpreted in terms of localization of excitons by potential fluctuations due to alloy disorder and to well width and depth variations. …

    Applied Physics Letters 77(No. 11), 1632-1634, 2000-09

    IR 

  • Reduction of Inhomogeneous Broadening of Exciton Luminescence in Cd_xZn_<1-x>Se Ternary Alloys and Cd_xZn_<1-x>Se-ZnSe Multiple Quantum Wells Grown by Molecular-Beam Epitaxy under Se-Excess Supply

    FUJIMOTO Masakatsu , SHIGEMATSU Hiroshi , SENDA Kazuhiko , YOSHIKAWA Mitsutoshi , KUBO Hachiya , YAMADA Yoichi , TAGUCHI Tsunemasa

    Japanese Journal of Applied Physics Pt. 1 Regular Papers, Short Notes & Review Papers 38(6), 3550-3555, 1999-06-01

    References (21)

  • Reduction of Inhomogeneous Broadening of Exciton Luminescence in CdxZn1-xSe Ternary Alloys and CdxZn1-xSe-ZnSe Multiple Quantum Wells Grown by Molecular-Beam Epitaxy under Se-Excess Supply.

    Fujimoto Masakatsu , Shigematsu Hiroshi , Senda Kazuhiko , Yoshikawa Mitsutoshi , Kubo Hachiya , Yamada Yoichi , Taguchi Tsunemasa

    … Optical and structural properties of Cd<sub>x</sub>Zn<sub>1-x</sub>Se ternary alloy layers grown by molecular-beam epitaxy (MBE) have been studied as a function of the Se/(Cd, Zn) beam pressure ratio (BPR). … With increasing Se/(Cd, Zn) BPR, the inhomogeneous broadening of exciton luminescence and the rms roughness of surfaces decreased drastically. …

    Japanese Journal of Applied Physics 38(6A), 3550-3555, 1999

    J-STAGE 

  • OPTICAL CHARACTERIZATION OF Cd_xZn_<1-x>Se TERNARY ALLOY LAYERS GROWN BY MBE  [in Japanese]

    FUJIMOTO M. , SHIGEMATSU H. , SENDA K. , ISHIDA K. , YOSHIKAWA M. , KUBO H. , YAMADA Y. , TAGUCHI T.

    Cd_xZn_<1-x>Se混晶薄膜の組成揺らぎによる励起子線幅の不均一広がりと分子線強度比(Se/Cd, Zn)との関係を明らかにするために, Cd_xZn_<1-x>Se混晶薄膜の光学的評価を行った。 … x=0.2における励起子の発光線幅はSe/CdZn=1.0と1.5のときは30.1meVと 14.0meVであるのに対し, Se/Cd, Zn=2.0と3.0のときは6.1meVと7.8meVであった。 …

    Memoirs of the Faculty of Engineering,Yamaguchi University 48(2), 191-196, 1998-03

    IR 

  • Stress Relaxation Behavior in Pure Cd and Cd-Zn Eutectic Alloy under Hydrostatic Pressure  [in Japanese]

    Nakajima Takayoshi

    Bulletin of Toyama Technical College (23), p1-9, 1989-03

  • Relationship between Surface Treatment of ZuTe Substrates and Morphology of CdSe Epitaxial Layers in Liquid Phase Epitaxy

    Onome Suguru , Yamada Toru , Sano Masatoshi , Aoki Masaharu

    … The layer grown with the Cd+Zn alloy as a meltback solution had a smooth and flat surface without hollows between the grown layer and the substrate, although there were some hollows near the interface with Te meltback or without meltback. …

    Japanese Journal of Applied Physics 28pt1(9), 1648-1653, 1989

    J-STAGE  DOI 

  • Study on Liquid Metal Embrittlement of Carbon Steels (Report 2) : Effect of Erosion of Carbon Steel in Liquid Metals on LME(Materials, Metallurgy & Weldability)

    ARATA Yoshiaki , OHMORI Akira , OKAMOTO Ikuo , OGAWA Hirotaka

    … LME aspects of carbon steels in liquid Cd-Zn alloy environments were investigated under the changes in temperature by constant strain rate test. …

    Transactions of JWRI 13(2), 273-277, 1984-12

  • Effects of Additional Elements on the Grain Boundary Reaction in a Cu-2 mass%Be Alloy

    Miki Masamichi , Hori Shigenori , Amano Yoshitugu

    … Effects of addition of 0.1–0.5 mass% of Ti, 0.3 mass% of Co, Ni, Fe, Cd, Zn, Al, In, Mn, Cr or Si on the grain boundary reaction and the intragranular precipitation of γ′ … phase in a Cu-2 mass%Be alloy on aging at 523 K after quenching from 1093 K were investigated by the quantitative metallographic method.<BR>It was ascertained that In, Cd, Ni, Fe, Co, Mn and Ti suppressed remarkably the cell growth. …

    Transactions of the Japan Institute of Metals 24(10), 674-680, 1983

    J-STAGE 

  • Effects of Additional Elements on the Grain Boundary Reaction in Cu-2%Be Alloy

    Miki Masamichi , Hori Shigenori , Amano Yoshitsugu

    … The effects of the addition of 0.1∼0.5 wt% of Ti, and 0.3 wt% of Co, Ni, Fe, Cd, Zn, Al, In, Mn, Cr or Si on the grain boundary reaction in Cu-2 wt%Be alloy on aging at 523 or 623 K after quenching from 1093 K were investigated simultaneously with the effects of these elements on the intragranular precipitation of γ′ … Moreover, the effects of these elements on the grain growth of Cu-2%Be alloy at the solution treatment temperature where γ′ …

    Journal of the Japan Institute of Metals and Materials 44(2), 160-169, 1980

    J-STAGE 

  • A Study of Distillation of Cd-Zn Alloy in Vacuum  [in Japanese]

    長船 忠夫

    … Some kinds of Cd-Zn alloy were distilled in vacuum. … Then, cadmium concentration of distilled metal obtained and that calculated theoretically based on Cd percent in charged metal were compared with each other. …

    津山工業高等専門学校紀要 (13), p63-68, 1976-02

    IR 

  • Activity Measurement on Cd-Zn Alloy with a Newly Constructed Knudsen Cell-Mass Filter System

    Nakazawa Shigeatsu , Yazawa Akira , Taniuchi Kentaro

    … A Knudsen cell-quadrupole mass filter combination system was constructed for the purpose of studying the physical chemistry of metallurgical solutions.<BR>This analyzer was employed because of several advantages inherent in its measuring principles.<BR>The applicability of the apparatus for the determination of activities was examined by conducting the measurement of activities in the liquid Cd-Zn system. …

    Journal of the Japan Institute of Metals and Materials 40(5), 526-533, 1976

    J-STAGE 

  • Studies of the Glass-formation Range of Tellurite Systems:Investigations of the Glass-formation Range 4  [in Japanese]

    IMAOKA Minoru , YAMAZAKI Toshiko

    … The crucibles employed were made of Au-alloy containing 15% Pd. … Except for TeO<sub>2</sub>, the Oxides used were of 16 kinds of a-group elements, namely K, Na, Li, Ba, Sr, Ca, Mg, Be, La, Al, Th, Zr, Ti, Ta, Nb and W, and 5 kinds of b-group elements, namely, Tl, Cd, Zn, Pb and Bi. …

    Journal of the Ceramic Association, Japan 76(873), 160-172, 1968

    J-STAGE 

  • Study on the Improvement of Aging Treatment of Grid Alloy

    Ishikawa Toshio , Tagawa Hiroshi , Ishikawa Akira

    … Though the alloy is age-hardenable at room temperature, at least 3-days aging is required before the alloy becomes hard enough to be safely treated in pasting operation. … As the result, only 2 hours were found to be necessary for the alloy to attain the first plateau in the aging curve by heating it at 70°C after casting. … The influence of additional elements, 0.05 and 1% each of Ag, Te, Se, Na, Cu, Mg, Cd, Zn, has also been investigated. …

    Journal of the Japan Institute of Metals and Materials 25(4), 235-237, 1961

    J-STAGE 

  • Electrodeposition of Alloys Composed of Cd, Zn and Sn in Cyanide Baths.  [in Japanese]

    青谷 薫

    … For the purpose of protecting iron and steel, Cd-Zn, Sn-Zn and Sn-Cd alloys were electrodeposited in cyanide boths. … Changes in the alloy compositions under such varying electrolytic conditions as current density and temperature, etc. … and the properties of the alloy depositions were investigated. …

    Bulletin of the Faculty of Engineering,Ibaraki University 1(1), 126-142, 1954-04

    IR 

  • The Effect of Cadmium, Iron and Lead on Corrosion of Zinc Sheet  [in Japanese]

    WADA Jiro , NAKAMURA Kengo

    資料番号: SA2410201000

    The reports of the Institute of Science and Technology, University of Tokyo 8(2), 63-69, 1954-03

    IR 

  • On the Volume Changes of the Liquid and Solid Metals During Solidification  [in Japanese]

    Takase Takao

    … The volume changes of liquids and solids during the solidificatoin of several simple eutectic alloy systems (Sn-Bi, Pb-Sb, Pb-Sn, Pb-Cd, Cd-Zn systems) have been calculated from the results of the writer's investigations in past years by means of Honda's thermobalance. … (2) The types of the volume change curves of liquids and solids in a simple eutectic alloy system can be divided into five classes. …

    Journal of the Japan Institute of Metals and Materials 7(1), 26-30, 1943

    J-STAGE 

  • On the Volume Changes of Some Eutectic Alloys, Cd-Bi, Pb-Sn, Pb-Sb and Cd-Zn Systems, during Solidification  [in Japanese]

    Takase Takao

    … The mixture rule is applicable for the volume change during solidification of four eutectic alloys of the Pb-Sn, Cd-Zn, Pb-Sb and Sn-Zn systems.<br> … The mixture rule does not apply for the volume change of the Cd-Bi system, that is, the actual volume shrinkage is larger than the calculated value because its specific volume in liquid state is larger than the calculated value.<br> …

    Journal of the Japan Institute of Metals and Materials 2(10), 519-528, 1938

    J-STAGE 

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