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Dive into the research topics where Koichiro Takahashi is active.

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Featured researches published by Koichiro Takahashi.


Journal of the American Ceramic Society | 1982

Sluggish Pansition Between Tetragonal and Rhombohedral Phases of Pb(Zr,Ti)03 Prepared by Application of Electric Field

Kazuyuki Kakegawa; Junichi Mohri; Shin-ichi Shirasaki; Koichiro Takahashi


Journal of the American Ceramic Society | 1973

Ferroelectric‐Paraelectric Phase Transition in Lead Titanate Containing Lattice Defects

Shin-ichi Shirasaki; Koichiro Takahashi; Kazuyuki Kakegawa


Bulletin of the Chemical Society of Japan | 1982

A New Phase of Compound CaMnO2+δ

Koichiro Takahashi; Hiroshi Yamamura; Kunitaka Muramatsu; Shin-ichi Shirasaki; Kensuke Suehiro


Journal of the American Ceramic Society | 1978

Segregation of Li2O at the Grain Boundaries of Zinc Oxide

Yusuke Moriyoshi; Shinich Shirasaki; Eung Sang Lee; Koichiro Takahashi; Mitsumasa Isobe; Masawki Tsutsumi


ChemInform | 1974

A NEW PYROCHLORE SYSTEM, PB(TI(X).SN(1-X))O3, AND ITS TRANSITION TO A PEROVSKITE SYSTEM

Shin-ichi Shirasaki; Hiroshi Yamamura; Kunitaka Muramatsu; Koichiro Takahashi


ChemInform | 1984

PREPARATION OF LEAD(ZIRCONIUM, TITANIUM) OXIDE (PB(ZR,TI)O3) THROUGH THE USE OF CUPFERRON

K. Kakegawa; J. Mohri; Shin-ichi Shirasaki; Koichiro Takahashi


ChemInform | 1983

SLUGGISH TRANSITION BETWEEN TETRAGONAL AND RHOMBOHEDRAL PHASES OF LEAD(ZIRCONIUM,TITANIUM)OXIDE (PB(ZR,TI)O3) PREPARED BY APPLICATION OF ELECTRIC FIELD

K. Kakegawa; J. Mohri; Shin-ichi Shirasaki; Koichiro Takahashi


ChemInform | 1982

A NEW PHASE OF COMPOUND CALCIUM MANGANESE OXIDE (CAMNO2+Δ)

Koichiro Takahashi; Hiroshi Yamamura; Kunitaka Muramatsu; Shin-ichi Shirasaki; K. Suehiro


ChemInform | 1978

SEGREGATION OF LITHIUM OXIDE AT THE GRAIN BOUNDARIES OF ZINC OXIDE

Y. Moriyoshi; Shin-ichi Shirasaki; E. S. Lee; Koichiro Takahashi; M. Isobe; M. Tsutsumi


ChemInform | 1977

MOESSBAUER EFFECT IN THE DEFECT PEROVSKITE SYSTEM LANTHANUM SODIUM FERRATE (LA1-XNAXFEO3-X)

Hiroshi Yamamura; Shin-ichi Shirasaki; Koichiro Takahashi; K. Kakegawa

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Osamu Fukunaga

Tokyo Institute of Technology

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