User profiles for TSUYOSHI HASEGAWA

Tsuyoshi HASEGAWA

Professor, Dept. Applied Physics, Waseda University
Verified email at waseda.jp
Cited by 13289

Short-term plasticity and long-term potentiation mimicked in single inorganic synapses

T Ohno, T Hasegawa, T Tsuruoka, K Terabe… - Nature materials, 2011 - nature.com
Memory is believed to occur in the human brain as a result of two types of synaptic plasticity:
short-term plasticity (STP) and long-term potentiation (LTP; refs 1 , 2 , 3 , 4 ). In …

Nanoscale cation motion in TaOx, HfOx and TiOx memristive systems

…, M Moors, K Skaja, V Rana, T Hasegawa… - Nature …, 2016 - nature.com
A detailed understanding of the resistive switching mechanisms that operate in redox-based
resistive random-access memories (ReRAM) is key to controlling these memristive devices …

[PDF][PDF] Learning abilities achieved by a single solid‐state atomic switch

T Hasegawa, T Ohno, K Terabe, T Tsuruoka… - Advanced …, 2010 - academia.edu
At present, computers are digital ‘‘von Neumann’’architectures, with sequential operations of
logical processing and memory.[1] Recently, a nonvolatile logic circuit [2] was proposed to …

A nonvolatile programmable solid-electrolyte nanometer switch

…, M Mizuno, H Kawaura, T Hasegawa… - IEEE Journal of Solid …, 2005 - ieeexplore.ieee.org
A reconfigurable LSI employing a nonvolatile nanometer-scale switch, NanoBridge, is
proposed, and its basic operations are demonstrated. The switch, composed of solid electrolyte …

Conductance quantization and synaptic behavior in a Ta2O5-based atomic switch

T Tsuruoka, T Hasegawa, K Terabe, M Aono - Nanotechnology, 2012 - iopscience.iop.org
Quantized conductance was observed in a cation-migration-based resistive switching memory
cell with a simple metal–insulator–metal (MIM) structure using a thin Ta 2 O 5 layer. The …

[BOOK][B] Racing the enemy: Stalin, Truman, and the surrender of Japan

T Hasegawa - 2005 - degruyter.com
Tsuyoshi Hasegawa sheds fascinating new light on fiercely debated issues including the
US-… With this book, Tsuyoshi Hasegawa will establish himself as the expert on the end of the …

Atomic switch: Atom/ion movement controlled devices for beyond Von‐Neumann computers

T Hasegawa, K Terabe, T Tsuruoka… - Advanced …, 2012 - Wiley Online Library
An atomic switch is a nanoionic device that controls the diffusion of metal ions/atoms and
their reduction/oxidation processes in the switching operation to form/annihilate a conductive …

Guideline of surgical management based on diffusion of descending necrotizing mediastinitis

S Endo, F Murayama, T Hasegawa… - The Japanese Journal of …, 1999 - Springer
Background: Descending necrotizing mediastinitis resulting from oropharyngeal abscess, is
a serious, life-threatening infection. Exisiting strategies for surgical management, such as …

Effects of moisture on the switching characteristics of oxide‐based, gapless‐type atomic switches

T Tsuruoka, K Terabe, T Hasegawa… - Advanced Functional …, 2012 - Wiley Online Library
Resistive switching memories based on the formation and dissolution of a metal filament in
a simple metal/oxide/metal structure are attractive because of their potential high scalability, …

Generic relevance of counter charges for cation-based nanoscale resistive switching memories

S Tappertzhofen, I Valov, T Tsuruoka, T Hasegawa… - ACS …, 2013 - ACS Publications
Resistive switching memories (ReRAMs) are the major candidates for replacing the state-of-the-art
memory technology in future nanoelectronics. These nonvolatile memory cells are …