Jun Nishimura
- High-energy electron observations by PPB-BETS flight in Antarctica
2008/09/04 by S. Torii, T. Yamagami, Torii, S. +49 · 3 citations
Engineering · Physics and Astronomy · #Astrophysics (astro-ph) #Dark Matter and Cosmic Phenomena #FOS: Physical sciences #Particle Detector Development and Performance #Photocathodes and Microchannel Plates
- Defining the type IIB matrix model without breaking Lorentz symmetry
2024/04/22 by Y. Asano, Jun Nishimura, Asano, Yuhma +5 · 4 citations
Mathematics · Physics and Astronomy · #Advanced Operator Algebra Research #Advanced Topics in Algebra #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Theory (hep-th) #Noncommutative and Quantum Gravity Theories
- Monte Carlo studies of quantum cosmology by the generalized Lefschetz thimble method
2024/07/25 by Chien-Yu Chou, Chou, Chien-Yu, Jun Nishimura +1 · 4 citations
Mathematics · Physics and Astronomy · #Cosmology and Gravitation Theories #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Theory (hep-th) #Noncommutative and Quantum Gravity Theories #Quantum Physics (quant-ph) #advanced mathematical theories
- A new picture of quantum tunneling in the real-time path integral from Lefschetz thimble calculations
2023/07/20 by Jun Nishimura, K. Sakai, Nishimura, Jun +3 · 2 citations
Physics and Astronomy · #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Theory (hep-th) #Quantum Physics (quant-ph) #Quantum chaos and dynamical systems #Quantum, superfluid, helium dynamics #Spectroscopy and Quantum Chemical Studies #Statistical Mechanics (cond-mat.stat-mech)
- Inequivalence between the Euclidean and Lorentzian versions of the type IIB matrix model from Lefschetz thimble calculations
2025/01/29 by Chien-Yu Chou, Chou, Chien-Yu, Jun Nishimura +3 · 3 citations
Computer Science · Engineering · Physics and Astronomy · #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Phenomenology (hep-ph) #High Energy Physics - Theory (hep-th) #Material Science and Thermodynamics #Matrix Theory and Algorithms #Theoretical and Computational Physics
- The emergence of expanding space-time in the Lorentzian type IIB matrix model with a novel regularization
2023/07/04 by Mitsuaki Hirasawa, Κωνσταντίνος Αναγνωστόπουλος, Hirasawa, Mitsuaki +11 · 1 citation
Computer Science · Physics and Astronomy · #Black Holes and Theoretical Physics #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Theory (hep-th) #Quantum Information and Cryptography #Quantum optics and atomic interactions
- Quantum decoherence in the Caldeira-Leggett model by the real-time path integral on a computer
2025/03/26 by Jun Nishimura, Hiromasa Watanabe, Nishimura, Jun +1 · 2 citations
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Theory (hep-th) #Nuclear Theory (nucl-th) #Quantum Mechanics and Applications #Quantum Physics (quant-ph) #Quantum optics and atomic interactions #Statistical Mechanics (cond-mat.stat-mech)