Positions

Selected Publications

Academic Article

Year Title Altmetric
2019 Entropy production of a small quantum system under strong coupling with an environment: A computational experiment 2019
2013 From adiabatic piston to non-equilibrium hydrodynamics 2013
2012 A hard disc analysis of momentum deficit due to dissipation 2012
2012 Momentum transfer in nonequilibrium steady states 2012
2010 Efficiency at maximum power of low-Dissipation carnot engines 2010
2010 Quantum-dot Carnot engine at maximum power 2010
2010 Finite-time thermodynamics for a single-level quantum dot 2010
2009 Entropy production and the arrow of time 2009
2008 Inertial effects in B├╝ttiker-Landauer motor and refrigerator at the overdamped limit 2008
2007 Erratum: Continuous and discontinuous phase transitions and partial synchronization in stochastic three-state oscillators (Physical Review E - Statistical, Nonlinear, and Soft Matter Physics (2007) 76 (041132)) 2007
2007 Continuous and discontinuous phase transitions and partial synchronization in stochastic three-state oscillators 2007
2007 Synchrony and Critical Behavior: Equilibrium Universality in Nonequilibrium Stochastic Oscillators 2007
2007 Fluctuation theorem for entropy production during effusion of an ideal gas with momentum transfer 2007
2007 A new model for myosin dimeric motors incorporating Brownian ratchet and powerstroke mechanisms 2007
2007 Fluctuation and dissipation 2007
2007 Effects of disorder on synchronization of discrete phase-coupled oscillators 2007
2007 Dissipation: The phase-space perspective 2007
2006 Critical behavior and synchronization of discrete stochastic phase-coupled oscillators 2006
2006 Fluctuation theorem for the effusion of an ideal gas 2006
2006 On and off membrane dynamics of the endoplasmic reticulum-golgi tethering factor p115 in vivo 2006
2006 Brownian refrigerator 2006
2006 Universality of synchrony: Critical behavior in a discrete model of stochastic phase-coupled oscillators 2006
2006 Brownian molecular motors driven by rotation-translation coupling 2006
2006 Fluctuation and dissipation of work in a Joule experiment 2006
2005 Jarzynski equality for the Jepsen gas 2005
2005 Stokes' drift and hypersensitive response with dichotomous Markov noise 2005
2005 Are motor proteins power strokers, Brownian motors or both? (Invited Paper) 2005
2005 From Maxwell demon to Brownian motor 2005
2004 Microscopic analysis of a thermal Brownian motor 2004
2004 Macroscopic limit cycle via pure noise-induced phase transitions 2004
2003 Drift by dichotomous Markov noise 2003
2003 The role of the putative catalytic base in the phosphoryl transfer reaction in a protein kinase: First-principles calculations 2003
2003 Macroscopic limit cycle via noise-induced phase transition 2003
2003 Microscopic models of Brownian ratchets 2003
2003 Drift by dichotomous Markov noise 2003
2002 A trio of Brownian donkeys 2002
2002 Collective rotation in coupled parametrically-driven pendulums 2002
2002 Nonlinear response with dichotomous noise 2002
2002 Parametrically modulated oscillator dimer: An analytic solution 2002
2002 Parallel implementation of the projector augmented plane wave method for charged systems 2002
2002 A TRIO OF BROWNIAN DONKEYS 2002
2002 A tight-coupling cooperative model reproduces observed steady-state and dynamic muscle activation data 2002
2002 Activation of striated muscle: Nearest-neighbor regulatory-unit and cross-bridge influence on myofilament kinetics 2002
2002 COLLECTIVE ROTATION IN COUPLED PARAMETRICALLY-DRIVEN PENDULUMS 2002
2002 COLLECTIVE ROTATION IN COUPLED PARAMETRICALLY-DRIVEN PENDULUMS 2002
2002 Collective behavior of parametric oscillators 2002
2000 From small to large behavior: the transition from the aromatic to the Peierls regime in carbon rings 2000
1999 Nonequilibrium noise in coupled phase oscillators 1999
1999 Coupled Brownian motors: Anomalous hysteresis and zero-bias negative conductance 1999
1999 Nonequilibrium noise in coupled phase oscillators 1999
1998 Absorption-desorption phase transition induced by parametric modulation 1998
1998 Development of bond-length alternation in very large carbon rings: LDA pseudopotential results 1998
1997 Effective production of negative ions around magnetized CF4 plasma column 1997
1997 Band-gap calculations for squarelene-based polymers 1997
1997 Nonequilibrium phase transitions induced by multiplicative noise 1997
1996 LDA predictions of C20 isomerizations: Neutral and charged species 1996
1995 CAN METALLIC CLUSTERS BE ASSEMBLED TO A CRYSTALLINE FORM 1995
1995 C20: fullerene, bowl or ring? New results from coupled-cluster calculations 1995
1994 CAN METALLIC CLUSTERS BE ASSEMBLED TO A CRYSTALLINE FORM 1994
1994 STRUCTURE, STABILITY, AND DYNAMICS OF CARBON CLUSTERS 1994
1994 Li5 as a pseudorotating planar cluster 1994
1994 Packing transitions in nanosized Li clusters 1994
1992 Anomalous stability of B+13 clusters 1992
1991 Instability of the B12 icosahedral cluster: Rearrangement to a lower energy structure 1991
1990 Biased random walk on a deterministic fractal 1990
1990 From van der waals to metallic bonding: The growth of Be clusters 1990
1990 Learning in feedforward Boolean networks 1990
1989 Structural and dynamical properties of van der Waals clusters with impurities 1989
1989 Structure and dynamics of Lennard-Jones clusters with impurities 1989
1989 Ion-surface interactions and electronically stimulated desorption of physisorbed atoms 1989
1988 On the mechanism of desorption from surfaces induced by electronic transitions 1988
1988 Theory of the low-energy surface Okorokov excitation for studying excited states of atoms in collision with surfaces 1988
1987 A proposed absorption spectroscopy for studying energy levels of atoms in collision with surfaces 1987
1987 Mechanism of ion desorption by electronic transitions: A density-functional study 1987
1986 Resonant neutralization of ions scattered from surfaces with an intermediate velocity 1986
1986 Skipping motion of ions at the surface 1986
1986 Quantum theory of charge exchange scattering of atoms at solid surfaces 1986
1986 Quantum theory of charge exchange scattering of atoms at solid surfaces 1986
1985 Resonant neutralization of ions scattered from surfaces in the intermediate-velocity regime 1985
1985 Surface Wake Potential (Comments to the Paper by Kononets and Filippov /1/) 1985
1984 Theory of charged fractions for low energy protons 1984
1983 THEORY OF CHARGED FRACTIONS FOR LOW ENERGY PROTONS. 1983
1982 Surface wake correlations of the ion and of two ions 1982
1982 Inelastic scattering of ions at the surface 1982
Scalable Parallel Numerical Methods and Software Tools for Material Design
Steady state thermodynamics of two qubits strongly coupled to bosonic environments

Teaching Activities

  • PH795 - Directed Reading (Summer Term 2020) 2020
  • PH423 - Computational Physics (Spring Term 2020) 2020
  • PH495 - Honors Research - RES (Spring Term 2020) 2020
  • PH497 - Special Topics in Physics (Spring Term 2020) 2020
  • PH698 - MR Lev Non-Thesis Res (Spring Term 2020) 2020
  • PH715 - Advanced Statistical Mechanics (Spring Term 2020) 2020
  • PH762 - Computational Physics I (Spring Term 2020) 2020
  • PH797 - Special Topics in Physics (Spring Term 2020) 2020
  • PH798 - Non-Dissertation Research (Spring Term 2020) 2020
  • PH420 - Math Methods of Physics I (Fall Term 2019) 2019
  • PH520 - Intro Meth Theoretical Phys I (Fall Term 2019) 2019
  • PH797 - Special Topics in Physics (Fall Term 2019) 2019
  • PH795 - Directed Reading (Summer Term 2019) 2019
  • PH798 - Non-Dissertation Research (Summer Term 2019) 2019
  • PH423 - Computational Physics (Spring Term 2019) 2019
  • PH635 - Advanced Statistical Mechanics (Spring Term 2019) 2019
  • PH715 - Advanced Statistical Mechanics (Spring Term 2019) 2019
  • PH762 - Computational Physics I (Spring Term 2019) 2019
  • PH797 - Special Topics in Physics (Spring Term 2019) 2019
  • PH420 - Math Methods of Physics I (Fall Term 2018) 2018
  • PH752 - Light-Matter Interactions (Fall Term 2018) 2018
  • PH423 - Computational Physics (Spring Term 2018) 2018
  • PH715 - Advanced Statistical Mechanics (Spring Term 2018) 2018
  • PH798 - Non-Dissertation Research (Spring Term 2018) 2018
  • PH420 - Math Methods of Physics I (Fall Term 2017) 2017
  • PH492 - Advanced Physics Lab II (Fall Term 2017) 2017
  • PH773 - Appl of Quantum Mechanics (Fall Term 2017) 2017
  • PH793 - Scientific Communications I (Fall Term 2017) 2017
  • PH798 - Non-Dissertation Research (Fall Term 2017) 2017
  • PH452 - Directed Read Quantum Mech. (Summer Term 2017) 2017
  • PH797 - Special Topics in Physics (Summer Term 2017) 2017
  • PH798 - Non-Dissertation Research (Summer Term 2017) 2017
  • PH799 - Research for Dissertation (Summer Term 2017) 2017
  • PH423 - Computational Physics (Spring Term 2017) 2017
  • PH475 - Intro to Biophysics I (Spring Term 2017) 2017
  • PH575 - Intro to Biophysics I (Spring Term 2017) 2017
  • PH762 - Computational Physics I (Spring Term 2017) 2017
  • PH794 - Scientific Communications II (Spring Term 2017) 2017
  • PH798 - Non-Dissertation Research (Spring Term 2017) 2017
  • PH799 - Research for Dissertation (Spring Term 2017) 2017
  • PH420 - Math Methods of Physics I (Fall Term 2016) 2016
  • PH469 - Directed Reading in Physics (Fall Term 2016) 2016
  • PH520 - Intro Meth Theoretical Phys I (Fall Term 2016) 2016
  • PH772 - Quantum Mechanics II (Fall Term 2016) 2016
  • PH798 - Non-Dissertation Research (Fall Term 2016) 2016
  • PH799 - Research for Dissertation (Fall Term 2016) 2016
  • PH797 - Special Topics in Physics (Summer Term 2016) 2016
  • PH798 - Non-Dissertation Research (Summer Term 2016) 2016
  • PH799 - Research for Dissertation (Summer Term 2016) 2016
  • PH423 - Computational Physics (Spring Term 2016) 2016
  • PH762 - Computational Physics I (Spring Term 2016) 2016
  • PH771 - Quantum Mechanics I (Spring Term 2016) 2016
  • PH798 - Non-Dissertation Research (Spring Term 2016) 2016
  • PH799 - Research for Dissertation (Spring Term 2016) 2016
  • PH420 - Math Methods of Physics I (Fall Term 2015) 2015
  • PH495 - Honors Research - RES (Fall Term 2015) 2015
  • PH520 - Intro Meth Theoretical Phys I (Fall Term 2015) 2015
  • PH791 - Physics Seminar I (Fall Term 2015) 2015
  • PH798 - Non-Dissertation Research (Fall Term 2015) 2015
  • PH799 - Research for Dissertation (Fall Term 2015) 2015
  • PH798 - Non-Dissertation Research (Summer Term 2015) 2015
  • PH799 - Research for Dissertation (Summer Term 2015) 2015
  • PH423 - Computational Physics (Spring Term 2015) 2015
  • PH491 - Advanced Physics Lab I (Spring Term 2015) 2015
  • PH762 - Computational Physics I (Spring Term 2015) 2015
  • PH792 - Physics Seminar II (Spring Term 2015) 2015
  • PH797 - Special Topics in Physics (Spring Term 2015) 2015
  • PH798 - Non-Dissertation Research (Spring Term 2015) 2015
  • PH799 - Research for Dissertation (Spring Term 2015) 2015
  • PH420 - Math Methods of Physics I (Fall Term 2014) 2014
  • PH773 - Appl of Quantum Mechanics (Fall Term 2014) 2014
  • PH791 - Physics Seminar I (Fall Term 2014) 2014
  • PH798 - Non-Dissertation Research (Fall Term 2014) 2014
  • PH799 - Research for Dissertation (Fall Term 2014) 2014
  • PH798 - Non-Dissertation Research (Summer Term 2014) 2014
  • PH799 - Research for Dissertation (Summer Term 2014) 2014
  • PH423 - Computational Physics (Spring Term 2014) 2014
  • PH762 - Computational Physics I (Spring Term 2014) 2014
  • PH798 - Non-Dissertation Research (Spring Term 2014) 2014
  • PH420 - Math Methods of Physics I (Fall Term 2013) 2013
  • PH520 - Intro Meth Theoretical Phys I (Fall Term 2013) 2013
  • PH798 - Non-Dissertation Research (Fall Term 2013) 2013
  • PH202 - College Physics II (Summer Term 2013) 2013
  • PH202R - College Physics II Recitation (Summer Term 2013) 2013
  • PH202R - College Physics II Recitation (Summer Term 2013) 2013
  • PH202R - College Physics II Recitation (Summer Term 2013) 2013
  • PH798 - Non-Dissertation Research (Summer Term 2013) 2013
  • PH432 - Statistical Thermodynamics I (Spring Term 2013) 2013
  • PH451 - Intro Quantum Mechanics II (Spring Term 2013) 2013
  • PH551 - Intro to Quantum Mechanics II (Spring Term 2013) 2013
  • PH635 - Statistical Mechanics (Spring Term 2013) 2013
  • PH798 - Non-Dissertation Research (Spring Term 2013) 2013
  • PH420 - Math Methods of Physics I (Fall Term 2012) 2012
  • PH450 - Intro Quantum Mechanics I (Fall Term 2012) 2012
  • PH550 - Intro to Quantum Mechanics I (Fall Term 2012) 2012
  • PH798 - Non-Dissertation Research (Fall Term 2012) 2012
  • PH202 - College Physics II (Summer Term 2012) 2012
  • PH202R - College Physics II Recitation (Summer Term 2012) 2012
  • PH202R - College Physics II Recitation (Summer Term 2012) 2012
  • PH202R - College Physics II Recitation (Summer Term 2012) 2012
  • PH202R - College Physics II Recitation (Summer Term 2012) 2012
  • PH697 - Special Topics in Physics (Summer Term 2012) 2012
  • PH798 - Non-Dissertation Research (Summer Term 2012) 2012
  • PH432 - Statistical Thermodynamics I (Spring Term 2012) 2012
  • PH451 - Intro Quantum Mechanics II (Spring Term 2012) 2012
  • PH551 - Intro to Quantum Mechanics II (Spring Term 2012) 2012
  • PH635 - Statistical Mechanics (Spring Term 2012) 2012
  • PH698 - MR Lev Non-Thesis Res (Spring Term 2012) 2012
  • PH798 - Non-Dissertation Research (Spring Term 2012) 2012
  • PH420 - Math Methods of Physics I (Fall Term 2011) 2011
  • PH450 - Intro Quantum Mechanics I (Fall Term 2011) 2011
  • PH550 - Intro to Quantum Mechanics I (Fall Term 2011) 2011
  • PH761 - Methods of Math Physics II (Fall Term 2011) 2011
  • PH798 - Non-Dissertation Research (Fall Term 2011) 2011
  • PH760 - Methods of Math Physics I (Summer Term 2011) 2011
  • PH798 - Non-Dissertation Research (Summer Term 2011) 2011
  • PH432 - Statistical Thermodynamics I (Spring Term 2011) 2011
  • PH532 - Statistical Thermodynamics I (Spring Term 2011) 2011
  • PH635 - Statistical Mechanics (Spring Term 2011) 2011
  • PH716 - Advanced Statistical Mechanics (Spring Term 2011) 2011
  • PH798 - Non-Dissertation Research (Spring Term 2011) 2011
  • PH420 - Math Methods of Physics I (Fall Term 2010) 2010
  • PH710 - Adv Classical Mechanics I (Fall Term 2010) 2010
  • PH715 - Advanced Statistical Mechanics (Fall Term 2010) 2010
  • PH798 - Non-Dissertation Research (Fall Term 2010) 2010
  • PH698 - MR Lev Non-Thesis Res (Summer Term 2010) 2010
  • PH462 - Classical Mechanics II (Spring Term 2010) 2010
  • PH562 - Classical Mechanics II (Spring Term 2010) 2010
  • PH798 - Non-Dissertation Research (Spring Term 2010) 2010
  • PH420 - Math Methods of Physics I (Fall Term 2009) 2009
  • PH461 - Classical Mechanics I (Fall Term 2009) 2009
  • PH520 - Intro Meth Theoretical Phys I (Fall Term 2009) 2009
  • PH561 - Classical Mechanics I (Fall Term 2009) 2009
  • PH610 - Classical Mechanics I (Fall Term 2009) 2009
  • PH710 - Adv Classical Mechanics I (Fall Term 2009) 2009
  • PH202 - College Physics II (Summer Term 2009) 2009
  • PH202R - College Physics II Recitation (Summer Term 2009) 2009
  • PH202R - College Physics II Recitation (Summer Term 2009) 2009
  • PH202R - College Physics II Recitation (Summer Term 2009) 2009
  • PH202R - College Physics II Recitation (Summer Term 2009) 2009
  • PH201 - College Physics I (Spring Term 2009) 2009
  • PH201R - College Physics I - Recitation (Spring Term 2009) 2009
  • PH201R - College Physics I - Recitation (Spring Term 2009) 2009
  • PH462 - Classical Mechanics II (Spring Term 2009) 2009
  • PH562 - Classical Mechanics II (Spring Term 2009) 2009
  • PH797 - Special Topics in Physics (Spring Term 2009) 2009
  • PH420 - Math Methods of Physics I (Fall Term 2008) 2008
  • PH461 - Classical Mechanics I (Fall Term 2008) 2008
  • PH520 - Intro Meth Theoretical Phys I (Fall Term 2008) 2008
  • PH561 - Classical Mechanics I (Fall Term 2008) 2008
  • PH797 - Special Topics in Physics (Fall Term 2008) 2008
  • PH799 - Research for Dissertation (Fall Term 2008) 2008
  • PH100 - Preparatory Physics (Summer Term 2008) 2008
  • PH762 - Computational Physics I (Summer Term 2008) 2008
  • PH202 - College Physics II (Spring Term 2008) 2008
  • PH202R - College Physics II Recitation (Spring Term 2008) 2008
  • PH202R - College Physics II Recitation (Spring Term 2008) 2008
  • PH420 - Math Methods of Physics I (Spring Term 2008) 2008
  • PH462 - Classical Mechanics II (Spring Term 2008) 2008
  • PH520 - Intro Meth Theoretical Phys I (Spring Term 2008) 2008
  • PH562 - Classical Mechanics II (Spring Term 2008) 2008
  • PH799 - Research for Dissertation (Spring Term 2008) 2008
  • PH201 - College Physics I (Fall Term 2007) 2007
  • PH201R - College Physics I - Recitation (Fall Term 2007) 2007
  • PH304 - Intermediate Mechanics (Fall Term 2007) 2007
  • PH461 - Classical Mechanics I (Fall Term 2007) 2007
  • PH561 - Classical Mechanics I (Fall Term 2007) 2007
  • PH799 - Research for Dissertation (Fall Term 2007) 2007
  • Education And Training

  • Doctor of Philosophy in Physics, Waseda University 1985
  • Full Name

  • Ryoichi Kawai