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Dive into the research topics where Y. Tateyama is active.

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Featured researches published by Y. Tateyama.


Physical Review B | 2007

Temperature-dependent polarity reversal in Au ∕ Nb : Sr Ti O 3 Schottky junctions

T. Susaki; Y. Kozuka; Y. Tateyama; Harold Y. Hwang

We have observed temperature-dependent reversal of the rectifying polarity in


Physical Review B | 2007

Temperature-dependent polarity reversal in Au/Nb:SrTiO3 Schottky junctions

T. Susaki; Y. Kozuka; Y. Tateyama; Harold Y. Hwang

\mathrm{Au}∕\mathrm{Nb}:\mathrm{Sr}\mathrm{Ti}{\mathrm{O}}_{3}


Physical Review B | 2007

Temperature-dependent polarity reversal inAu∕Nb:SrTiO3Schottky junctions

T. Susaki; Y. Kozuka; Y. Tateyama; Harold Y. Hwang

Schottky junctions. By simulating current-voltage characteristics, we have found that the permittivity of


Physical Review B | 1997

Proposed synthesis path for heterodiamond BC 2 N

Y. Tateyama; Tadashi Ogitsu; Koichi Kusakabe; Shinji Tsuneyuki; Satoshi Itoh

\mathrm{Sr}\mathrm{Ti}{\mathrm{O}}_{3}


Physical Review B | 1996

Constant-pressure first-principles studies on the transition states of the graphite-diamond transformation.

Y. Tateyama; Tadashi Ogitsu; Koichi Kusakabe; S. Tsuneyuki

near the interface exhibits temperature dependence opposite to that observed in the bulk, significantly reducing the barrier width. At low temperature, tunneling current dominates the junction transport due both to such barrier narrowing and to suppressed thermal excitations. The present results demonstrate that junction properties can be dominated by the interface permittivity.


Physical Review B | 1998

First-principles study of the ortho-KC60 polymer

Tadashi Ogitsu; T. M. Briere; Koichi Kusakabe; Shinji Tsuneyuki; Y. Tateyama

We have observed temperature-dependent reversal of the rectifying polarity in


The Review of High Pressure Science and Technology | 1998

Can Corrugated Si-Planes of CaSi2 Flatten under High Pressure?

Koichi Kusakabe; Y. Tateyama; Tadashi Ogitsu; S. Tsuneyuki

\mathrm{Au}∕\mathrm{Nb}:\mathrm{Sr}\mathrm{Ti}{\mathrm{O}}_{3}


The Review of High Pressure Science and Technology | 2000

First-Principles Investigation of Unknown Structures and Properties of Materials under Pressure

Y. Tateyama

Schottky junctions. By simulating current-voltage characteristics, we have found that the permittivity of


The Review of High Pressure Science and Technology | 1998

First-Principles Study on High-Pressure Synthesis of Hetero-Diamond BC2N

Y. Tateyama; Tadashi Ogitsu; Koichi Kusakabe; S. Tsuneyuki

\mathrm{Sr}\mathrm{Ti}{\mathrm{O}}_{3}


The Review of High Pressure Science and Technology | 1998

Theoretical Design of BCN Heterodiamond

Shinji Tsuneyuki; Y. Tateyama

near the interface exhibits temperature dependence opposite to that observed in the bulk, significantly reducing the barrier width. At low temperature, tunneling current dominates the junction transport due both to such barrier narrowing and to suppressed thermal excitations. The present results demonstrate that junction properties can be dominated by the interface permittivity.

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Harold Y. Hwang

SLAC National Accelerator Laboratory

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