Akihiro Umezono

Single crystal growth of the superconductor Bi2.0(Bi0.2Sr1.8Ca1.0)Cu2.0O8

Shunji Takekawa, Hiroshi Nozaki, Akihiro Umezono et al. · Journal of Crystal Growth · 1988 · 144 citations

Natural Sciences, Materials Science, Physics +12

High Resolution Electron Microscopy of Intergrowth and Modulated Structure in 110 K High-T_c Superconductor Bi₂(Sr, Ca)₄Cu₃O_y

Yoshio Matsui, Shunji Takekawa, Hiroshi Nozaki et al. · Japanese Journal of Applied Physics · 1988 · 87 citations

Natural Sciences, Materials Science, Physics +10

High-Resolution Electron Microscopy of Modulated Structure in 20 K Superconducting Oxide Bi₂Sr₂CuO_y

Yoshio Matsui, Shunji Takekawa, Shigeo Horiuchi et al. · Japanese Journal of Applied Physics · 1988 · 58 citations

Natural Sciences, Materials Science, Physics +17

N-alkylation of aniline derivatives by use of potassium cation-exchanged Y-type zeolite

Makoto Onaka, Akihiro Umezono, Motomitsu Kawai et al. · Journal of the Chemical Society Chemical Communications · 1985 · 45 citations

Natural Sciences, Chemistry, Materials Science +6

High-Resolution Transmission Electron Microscopy of Long-Period Structures of Various Phases in a Bi-Sr-Cu-O System

Yoshio Matsui, Shunji Takekawa, Hiroshi Nozaki et al. · Japanese Journal of Applied Physics · 1989 · 27 citations

Natural Sciences, Materials Science, Physics +17