Search Results - "Koida, T."

High-mobility hydrogen-doped In2O3 transparent conductive oxide for a-Si:H/c-Si heterojunction solar cells by KOIDA, T, FUJIWARA, H, KONDO, M

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High-mobility transparent conductive Zr-doped In2O3 by Koida, T., Kondo, M.

“…Optical and electric properties in Zr-doped In2O3 epitaxial layers were systematically investigated. The films at Zr concentrations of 0.3–0.5at.% are found to…”
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Influences of deposition temperature on characteristics of B-doped ZnO films deposited by metal–organic chemical vapor deposition by Maejima, K., Koida, T., Sai, H., Matsui, T., Saito, K., Kondo, M., Takagawa, T.

“…Boron-doped zinc oxide films were fabricated by metal–organic chemical vapor deposition at deposition temperatures (Td) from 150 to 210°C. The deposition rate…”
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Correlation between the photoluminescence lifetime and defect density in bulk and epitaxial ZnO by Koida, T., Chichibu, S. F., Uedono, A., Tsukazaki, A., Kawasaki, M., Sota, T., Segawa, Y., Koinuma, H.

“…Influences of point defects on the nonradiative processes in ZnO were studied using steady-state and time-resolved photoluminescence (PL) spectroscopy making a…”
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Structural and electrical properties of hydrogen-doped In2O3 films fabricated by solid-phase crystallization by Koida, T., Fujiwara, H., Kondo, M.

“…We have investigated structural and electrical properties of hydrogen (H)-doped In2O3 films fabricated by crystallization of the amorphous phase. To fabricate…”
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Heat treatment of amorphous silicon p-i-n solar cells with high-pressure H2O vapor by Takenezawa, J., Hasumi, M., Sameshima, T., Koida, T., Kaneko, T., Karasawa, M., Kondo, M.

“…We report improvement in characteristics of hydrogenated amorphous silicon (a-Si:H ) p-i-n structured solar cells by high-pressure H2O vapor heat treatment…”
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Rapid construction of a phase diagram of doped Mott insulators with a composition-spread approach by Fukumura, T., Ohtani, M., Kawasaki, M., Okimoto, Y., Kageyama, T., Koida, T., Hasegawa, T., Tokura, Y., Koinuma, H.

“…We propose a method of rapid construction of a structural–magnetic–electronic phase diagram of doped Mott insulators. The composition-spread method is utilized…”
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Radiative and nonradiative excitonic transitions in nonpolar (112̄0) and polar (0001̄) and (0001) ZnO epilayers by Koida, T., Chichibu, S. F., Uedono, A., Sota, T., Tsukazaki, A., Kawasaki, M.

“…Polarized optical reflectance and photoreflectance spectra of an out-plane nonpolar (112̄0) ZnO epilayer grown by laser molecular-beam epitaxy exhibited…”
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Temperature-gradient epitaxy under in situ growth mode diagnostics by scanning reflection high-energy electron diffraction by Koida, T., Komiyama, D., Koinuma, H., Ohtani, M., Lippmaa, M., Kawasaki, M.

“…We have developed a parallel film growth method on a temperature-gradient substrate to quickly control and optimize the film growth mode. A continuous-wave…”
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Layer-by-layer growth of high-optical-quality ZnO film on atomically smooth and lattice relaxed ZnO buffer layer by Tsukazaki, A., Ohtomo, A., Yoshida, S., Kawasaki, M., Chia, C. H., Makino, T., Segawa, Y., Koida, T., Chichibu, S. F., Koinuma, H.

“…The growth mode of ZnO thin films can be well regulated in a molecular layer-by-layer growth by employing a ZnO buffer layer deposited on a lattice-matched…”
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Improved quantum efficiency in nonpolar (112̄0) AlGaN/GaN quantum wells grown on GaN prepared by lateral epitaxial overgrowth by Koida, T., Chichibu, S. F., Sota, T., Craven, M. D., Haskell, B. A., Speck, J. S., DenBaars, S. P., Nakamura, S.

“…Radiative and nonradiative excitonic transitions in nonpolar (112̄0) AlxGa1−xN/GaN multiple quantum wells (MQWs) grown on the GaN template prepared by lateral…”
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Field Angle Dependence of Critical Current Density in YGdBCO Coated Conductor by Kiuchi, M, Koida, T, Minami, J, Takahashi, Y, Otabe, E S, Matsushita, T, Miura, M, Izumi, T, Shiohara, Y, Kato, T

“…The improvement of critical current density properties of REBCO coated conductors for applications in superconducting power devices is desired. It is known…”
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Parallel integration and characterization of nanoscaled epitaxial lattices by concurrent molecular layer epitaxy and diffractometry by Ohnishi, T., Komiyama, D., Koida, T., Ohashi, S., Stauter, C., Koinuma, H., Ohtomo, A., Lippmaa, M., Nakagawa, N., Kawasaki, M., Kikuchi, T., Omote, K.

“…A material highway for building up crystal lattices and heterojunctions from molecular layers has been developed based on a concept of combinatorial lattice…”
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A study on telomerase activity and prognosis in breast cancer by Kimura, M, Koida, T, Yanagita, Y

“…There are still many questions to be elucidated concerning the relationship between telomerase activity and various factors associated with cancer. Whether or…”
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Direct comparison of photoluminescence lifetime and defect densities in ZnO epilayers studied by time-resolved photoluminescence and slow positron annihilation techniques by Koida, T., Uedono, A., Tsukazaki, A., Sota, T., Kawasaki, M., Chichibu, S. F.

“…The roles of point defects and defect complexes governing nonradiative processes in ZnO epilayers were studied using time‐resolved photoluminescence (PL) and…”
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Sr2Rh1−xRuxO4 (0 ≤ x ≤ 1) composition-spread film growth on a temperature-gradient substrate by pulsed laser deposition by Wakisaka, T., Koida, T., Matsumoto, Y., Itaka, K., Koinuma, H.

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Metal–insulator–metal transition in Sr2Rh1−xRuxO4(0⩽x⩽1) by Koida, T., Wakisaka, T., Itaka, K., Koinuma, H., Matsumoto, Y.

“…Structural and electrical properties of c-axis oriented epitaxial Sr2Rh1−xRuxO4 (0⩽x⩽1) films were systematically investigated. The composition-spread films…”
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Parallel fabrication of artificially designed superlattices by combinatorial laser MBE by Koinuma, H., Koida, T., Ohnishi, T., Komiyama, D., Lippmaa, M., Kawasaki, M.

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Oscillation of surface in-plane lattice spacing during epitaxial growth of BaTiO3 and SrTiO3 on SrTiO3(1 0 0) by KOIDA, T, LIPPMAA, M, KOMIYAMA, D, KAWASAKI, M, KOINUMA, H

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Design of compact pulsed laser deposition chambers for the growth of combinatorial oxide thin film libraries by Lippmaa, M, Koida, T, Minami, H, Jin, Z.W, Kawasaki, M, Koinuma, H

“…We have designed a series of combinatorial pulsed laser deposition (PLD) systems. The deposition chambers are similar to traditional PLD chambers except for…”
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