9 citations · 70 across the 20 of their papers we have counts for
20 papers
Finite-resolution exhaustive traversal of thermodynamic state spaces has divergent thermodynamic length
Satori Tsuzuki
Mapping an entire multidimensional thermodynamic control region is fundamentally different from driving a system between prescribed endpoints. We formulate such mapping as a finite…
Band-Limited Equivalence of Convolution Operators and its Application to Filtered Vorticity Dynamics
Satori Tsuzuki
In this study, we established a general theorem regarding the equivalence of convolution operators restricted to a finite spectral band. We demonstrated that two kernels with ident…
Demonstration of the rotational viscosity transfer across scales in Navier-Stokes turbulence
Satori Tsuzuki
Mechanical effects that span multiple physical scales -- such as the influence of vanishing molecular viscosity on large-scale flow structures under specific conditions -- play a c…
Effects of external gravitational field on highly rarefied gases: Analysis based on stochastic soft-sphere collision models
Satori Tsuzuki
This study examines the effects of an external gravitational field on highly rarefied gases in the transitional-flow regime near the free-molecular-flow regime. In our theoretical…
A hydrodynamic approach to reproduce multiple spinning vortices in horizontally rotating three-dimensional liquid helium-4
Satori Tsuzuki
This paper reports a three-dimensional (3D) simulation of a rotating liquid helium-4, using a two-fluid model with spin-angular momentum conservation. Our model was derived from th…
Extreme value statistics of nerve transmission delay
Satori Tsuzuki
Nerve transmission delay is an important topic in neuroscience. Spike signals fired or received at the dendrites of a neuron travel from the axon to the presynaptic cell. The spike…
Three-dimensional analysis of vortex-lattice formation in rotating Bose-Einstein condensates using smoothed-particle hydrodynamics
Satori Tsuzuki, Eri Itoh, Katsuhiro Nishinari
Recently, we presented a new numerical scheme for vortex lattice formation in a rotating Bose-Einstein condensate (BEC) using smoothed particle hydrodynamics (SPH) with an explicit…
Effects of topological structure and destination selection strategies on agent dynamics in complex networks
Satori Tsuzuki, Daichi Yanagisawa, Eri Itoh +1
We analyzed agent behavior in complex networks: Barabási-Albert (BA), Erdos-Rényi (ER), and Watts-Strogatz (WS) models under the following rules: agents (a) randomly select a desti…
Numerical model of the Gross-Pitaevskii equation for rotating Bose-Einstein condensates using smoothed-particle hydrodynamics
Satori Tsuzuki
This study proposed a new numerical scheme for vortex lattice formation in a rotating Bose-Einstein condensate (BEC) using smoothed particle hydrodynamics (SPH) with an explicit re…
Theoretical framework bridging classical and quantum mechanics for the dynamics of cryogenic liquid helium-4 using smoothed-particle hydrodynamics
Satori Tsuzuki
Our recent study suggested that a fully classical mechanical approximation of the two-fluid model of superfluid helium-4 based on smoothed-particle hydrodynamics (SPH) is equivalen…
Effect of congestion avoidance due to congestion information provision on optimizing agent dynamics on an endogenous star network topology
Satori Tsuzuki, Daichi Yanagisawa, Katsuhiro Nishinari
The importance of fundamental research on network topologies is widely acknowledged. This study aims to elucidate the effect of congestion avoidance of agents given congestion info…
Reproduction of vortex lattices in the simulations of rotating liquid helium-4 by numerically solving the two-fluid model using smoothed-particle hydrodynamics incorporating vortex dynamics
Satori Tsuzuki
Our recent study has shown that the representative phenomena of liquid helium-4 rotating in a cylinder could be simulated by solving the two-fluid model using smoothed-particle hyd…
Particle approximation of the two-fluid model for superfluid He using smoothed particle hydrodynamics
Satori Tsuzuki
This paper presents a finite particle approximation of the two-fluid model for liquid He using smoothed particle hydrodynamics (SPH). In recent years, several studies have comb…
DEMocritus: an open source framework for simulating slurry flows using an SDPD-DEM coupled model
Satori Tsuzuki
This paper provides open-source code that works as a viscometer of particle-based simulations of three-dimensional fluid-particle interaction systems, targetting slurry or suspensi…
Entropy stability analysis of smoothed dissipative particle dynamics
Satori Tsuzuki
This article presents an entropy stability analysis of smoothed dissipative particle dynamics (SDPD) to review the validity of particle discretization of entropy equations. First,…
Auto-generation of a centerline graph from a geometrically complex roadmap of real-world traffic systems using a hierarchical quadtree for cellular automata simulations
Satori Tsuzuki, Daichi Yanagisawa, Katsuhiro Nishinari
This paper proposes a method of auto-generation of a centerline graph from a geometrically complex roadmap of real-world traffic systems by using a hierarchical quadtree for cellul…
Convergence study and optimal weight functions of an explicit particle method for the incompressible Navier--Stokes equations
Y. Imoto, S. Tsuzuki, D. Nishiura
To increase the reliability of simulations by particle methods for incompressible viscous flow problems, convergence studies and improvements of accuracy are considered for a fully…
Throughput reduction on an air-ground transport system by the simultaneous effect of multiple traveling routes equipped with parking sites
Satori Tsuzuki, Daichi Yanagisawa, Katsuhiro Nishinari
This paper examines the traffic flows on a two-dimensional stochastic lattice model that comprises a junction of two traveling routes: the domestic route and the international rout…
Effect of walking-distance on a queuing system of totally asymmetric simple exclusion process equipped with functions of site assignments
Satori Tsuzuki, Daichi Yanagisawa, Katsuhiro Nishinari
This paper proposes a totally asymmetric simple exclusion process on a traveling lane, which is equipped with a queueing system and functions of site assignments along the parking…
Effect of self-deflection on a totally asymmetric simple exclusion process with functions of site-assignments
Satori Tsuzuki, Daichi Yanagisawa, Katsuhiro Nishinari
This study proposes a model of a totally asymmetric simple exclusion process on a single channel lane with functions of site-assignments along the pitlane. The system model attempt…