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Kohei Aoyama
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Articles
9
Constraints as Rewards: Reinforcement Learning for Robots without Reward Functions
9 January 2025 by
Yu Ishihara
and
others
Robotics
,
Artificial Intelligence
Knowledge Management for Automobile Failure Analysis Using Graph RAG
29 November 2024 by
Yuta Ojima
and
others
Artificial Intelligence
,
Computation and Language
First operation of LArTPC in the stratosphere as an engineering GRAMS balloon flight (eGRAMS)
26 November 2024 by
Rika Nakajima
and
others
Instrumentation and Methods for Astrophysics
,
High Energy Astrophysical Phenomena
Optoelectronic recurrent neural network using optical-electrical-optical converters with RC delay
25 November 2024 by
Masaya Arahata
and
others
Optics
Accelerating spherical K-means clustering for large-scale sparse document data
18 November 2024 by
Kazuo Aoyama
and
Kazumi Saito
Machine Learning
Effects of frequency mixing on Shapiro-step formations in sliding charge-density-waves
17 October 2024 by
Yu Funami
and
Kazushi Aoyama
Strongly Correlated Electrons
,
Superconductivity
Parallel methods for quasinonexpansive mappings in a Hilbert space
5 September 2024 by
Koji Aoyama
and
Shigeru Iemoto
Functional Analysis
Spin-lattice-coupled superstructure induced by ultrahigh magnetic fields in a breathing pyrochlore antiferromagnet
24 January 2023 by
Masao Gen
and
others
Materials Science
,
Strongly Correlated Electrons
Environmental dependence of gas properties in a protocluster at z~2.5
1 November 2021 by
Kohei Aoyama
and
others
at
National Astronomical Observatory of Japan
Astrophysics of Galaxies
Observation of topological
Z_2
vortex fluctuations in the frustrated Heisenberg magnet NaCrO
_2
29 October 2021 by
Keisuke Tomiyasu
and
others
Strongly Correlated Electrons
Liquid argon scintillation response to electronic recoils between
2.8
--
1275~{\rm keV}
in a high light yield single-phase detector
10 April 2020 by
Miraku Kimura
and
others
Instrumentation and Detectors
,
Instrumentation and Methods for Astrophysics
Spin current as a probe of the
\mathbb{Z}_2
-vortex topological transition in the classical Heisenberg antiferromagnet on the triangular lattice
6 January 2020 by
Kohei Aoyama
and
Hirokazu Kawamura
Strongly Correlated Electrons
,
Statistical Mechanics
Field-induced superconducting phase of FeSe in the BCS-BEC cross-over
5 November 2014 by
Shunichi Kasahara
and
others
Superconductivity
,
Quantum Gases
Orbital order and Hund's rule frustration in Kondo lattices
9 October 2013 by
L. Isaev
and
others
Strongly Correlated Electrons
Field-induced reentrant superconductivity in thin films of nodal superconductor
7 June 2013 by
M. Hachiya
and
others
Superconductivity
Inhomogeneous Superconducting States of Mesoscopic Thin-Walled Cylinders in External Magnetic Fields
30 April 2013 by
Kohei Aoyama
and
others
Superconductivity
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Key points
Topics
Strongly Correlated Electrons
Superconductivity
Materials Science
Astrophysics of Galaxies
Instrumentation and Detectors
Instrumentation and Methods for Astrophysics
Statistical Mechanics
Quantum Gases