Y. Omura

Interaction dynamics of electrostatic solitary waves (2008)

The simplest models of the electrostatic solitary waves observed by the Geotail spacecraft in the magnetosphere are developed proceeding from the concept of electron phase space holes. The technique...

Characteristics of electrostatic solitary waves observed in the plasma sheet boundary: Statistical analyses (2008)

Interaction of nonlinear electrostatic pulses associated with electron phase density holes moving in a collisionless plasma is studied. An elementary event of the interaction is analyzed on the basis...

Kojima, H., Omura, Y., Matsumoto, H., Miyaguti, K., Mukai, T.

We present the characteristics of the Electrostatic Solitary Waves (ESW) observed by the Geotail spacecraft in the plasma sheet boundary layer based on the statistical analyses. We also discuss the...

Energetic particle parallel diffusion in a cascading wave turbulence in the foreshock region (2008)

Otsuka, F., Omura, Y., Verkhoglyadova, O.

We study parallel (field-aligned) diffusion of energetic particles in the upstream of the bow shock with test particle simulations. We assume parallel shock geometry of the bow shock, and that MHD...

On the three-dimensional configuration of electrostatic solitary waves (2008)

Interaction dynamics of electrostatic solitary waves (2008)

The simplest models of the electrostatic solitary waves observed by the Geotail spacecraft in the magnetosphere are developed proceeding from the concept of electron phase space holes. The technique...

Characteristics of electrostatic solitary waves observed in the plasma sheet boundary: Statistical analyses (2008)

Interaction of nonlinear electrostatic pulses associated with electron phase density holes moving in a collisionless plasma is studied. An elementary event of the interaction is analyzed on the basis...

Kojima, H., Omura, Y., Matsumoto, H., Miyaguti, K., Mukai, T.

We present the characteristics of the Electrostatic Solitary Waves (ESW) observed by the Geotail spacecraft in the plasma sheet boundary layer based on the statistical analyses. We also discuss the...

Development and application of Geospace Environment Simulator for the analysis of spacecraft-plasma interactions (2006)

Usui, H, Miyake, Y, Okada, M, Omura, Y, Sugiyama, T, Murata, KT, ...

Dynamical realization of democratic Yukawa matrices and alignment of A terms (2006)

Kobayashi, T, Omura, Y, Terao, H

Condition for charged particle trapping in a three-dimensional electrostatic potential well in the presence of a magnetic field (2006)

Dynamics of high-energy electrons interacting with whistler mode chorus emissions in the magnetosphere (2006)

Omura, Y, Summers, D

Nonlinear evolution of the electron two-stream instability: Two-dimensional particle simulations (2006)

Umeda, T, Omura, Y, Miyake, T, Matsumoto, H, Ashour-Abdalla, M

Simulation study on nonlinear frequency shift of narrow band whistler-mode waves in a homogeneous magnetic field (2006)

Katoh, Y, Omura, Y

Development and application of Geospace Environment Simulator for the analysis of spacecraft-plasma interactions (2006)

Usui, H, Miyake, Y, Okada, M, Omura, Y, Sugiyama, T, Murata, KT, ...

A study of generation mechanism of VLF triggered emission by self-consistent particle code (2006)

Katoh, Y, Omura, Y

Parametric study of the resonant scattering process by narrow band whistler mode waves driven by temperature anisotropy (2006)

Katoh, Y, Omura, Y

Computer experiments of amplitude-modulated Langmuir waves: Application to the Geotail observation (2005)

Usui, H, Furuya, H, Kojima, H, Matsumoto, H, Omura, Y

Computer simulations of relativistic whistler-mode wave-particle interactions (2004)

Omura, Y, Summers, D

On the three-dimensional configuration of electrostatic solitary waves (2004)

V. L. Krasovsky, H. Matsumoto, Y. Omura

The simplest models of the electrostatic solitary waves observed by the Geotail spacecraft in the magnetosphere are developed proceeding from the concept of electron phase space holes. The technique...

Computer experiments on electromagnetic environment of plasma sheath at conducting surface (2004)

Usui, H, Matsumoto, H, Miyata, K, Omura, Y

Antenna analysis in magnetized plasma via particle-in-cell simulation (2004)

Usui, H, Matsumoto, H, Yamashita, F, Yamamoto, A, Omura, Y

PIC simulations of spacecraft charging and the neutralization process by plasma emission (2004)

Usui, H, Matsumoto, H, Yasugi, Y, Tashima, H, Omura, Y

Effect of trapped-particle deficit and structure of localized electrostatic perturbations of different dimensionality (2004)

On the three-dimensional configuration of electrostatic solitary waves (2004)

Two-dimensional particle simulation of electromagnetic field signature associated with electrostatic solitary waves (2004)

Umeda, T, Omura, Y, Matsumoto, H

Harmonic Langmuir waves. I. Nonlinear dispersion relation (2003)

Yoon, PH, Gaelzer, R, Umeda, T, Omura, Y, Matsumoto, H

Harmonic Langmuir waves. III. Vlasov simulation (2003)

Umeda, T, Omura, Y, Yoon, PH, Gaelzer, R, Matsumoto, H

Harmonic Langmuir waves. II. Turbulence spectrum (2003)

Gaelzer, R, Yoon, PH, Umeda, T, Omura, Y, Matsumoto, H

Harmonic Langmuir waves. III. Vlasov simulation (2003)

Umeda, T, Omura, Y, Yoon, PH, Gaelzer, R, Matsumoto, H

Harmonic Langmuir waves. II. Turbulence spectrum (2003)

Gaelzer, R, Yoon, PH, Umeda, T, Omura, Y, Matsumoto, H

Harmonic Langmuir waves. I. Nonlinear dispersion relation (2003)

Yoon, PH, Gaelzer, R, Umeda, T, Omura, Y, Matsumoto, H

Electrostatic solitary waves as collective charges in a magnetospheric plasma: Physical structure and properties of Bernstein-Greene-Kruskal (BGK) solitons (2003)

Particle simulation of plasma response to an applied electric field parallel to magnetic field lines (2003)

Omura, Y, Heikkila, WJ, Umeda, T, Ninomiya, K, Matsumoto, H

Formation of electrostatic solitary waves in space plasmas: Particle simulations with open boundary conditions (2002)

Umeda, T, Omura, Y, Matsumoto, H, Usui, H

Approximate invariant of electron motion in the field of a whistler propagating along the geomagnetic field (2002)

One- and two-dimensional simulations of electron beam instability: Generation of electrostatic and electromagnetic 2f(p) waves (2001)

Kasaba, Y, Matsumoto, H, Omura, Y

Observational evidence of dissipative small scale processes: Geotail spacecraft observation and simulation of electrostatic solitary waves (2001)

Omura, Y, Kojima, H, Umeda, T, Matsumoto, H

An improved masking method for absorbing boundaries in electromagnetic particle simulations (2001)

Umeda, T, Omura, Y, Matsumoto, H

Automatic waveform selection method for electrostatic solitary waves (2000)

Kojima, H, Omura, Y, Matsumoto, H, Miyaguti, K, Mukai, T

Statistical studies of plasma waves and backstreaming electrons in the terrestrial electron foreshock observed by Geotail (2000)

Kasaba, Y, Matsumoto, H, Omura, Y, Anderson, RR, Mukai, T, Saito, Y, ...

Characteristics of electrostatic solitary waves observed in the plasma sheet boundary: Statistical analyses (1999)

H. Kojima, Y. Omura, H. Matsumoto, K. Miyaguti, T. Mukai

We present the characteristics of the Electrostatic Solitary Waves (ESW) observed by the Geotail spacecraft in the plasma sheet boundary layer based on the statistical analyses. We also discuss the...

Interaction dynamics of electrostatic solitary waves (1999)

V. L. Krasovsky, H. Matsumoto, Y. Omura

Interaction of nonlinear electrostatic pulses associated with electron phase density holes moving in a collisionless plasma is studied. An elementary event of the interaction is analyzed on the basis...

Interaction dynamics of electrostatic solitary waves (1999)

Characteristics of electrostatic solitary waves observed in the plasma sheet boundary: Statistical analyses (1999)

Kojima, H, Omura, Y, Matsumoto, H, Miyaguti, K, Mukai, T

Determination of the two-flow instability when the magnetic interaction is taken into account (1999)

Romashin, NL, Omura, Y, Matsumoto, H

The Numerical Simulation of VLF Chorus and Discrete Emissions Observed on the Geotail Satellite using a Vlasov Code (1997)

Nunn, D, Omura, Y, Matsumoto, H, Nagano, I, Yagitani, S

The work consdiers VLF chorus elements observed omn the Geotail satellite, which passes the equator at 10 earth radii. We have used a VHS Vlasov simulation code to model these emissions, employing...

The Numerical Simulation of VLF Chorus and Discrete Emissions Observed on the Geotail Satellite using a Vlasov Code (1997)

Nunn, D, Omura, Y, Matsumoto, H, Nagano, I, Yagitani, S

The work consdiers VLF chorus elements observed omn the Geotail satellite, which passes the equator at 10 earth radii. We have used a VHS Vlasov simulation code to model these emissions, employing...

The Numerical Simulation of VLF Chorus and Discrete Emissions Observed on the Geotail Satellite using a Vlasov Code (1997)

Nunn, D, Omura, Y, Matsumoto, H, Nagano, I, Yagitani, S

The work consdiers VLF chorus elements observed omn the Geotail satellite, which passes the equator at 10 earth radii. We have used a VHS Vlasov simulation code to model these emissions, employing...

The Numerical Simulation of VLF Chorus and Discrete Emissions Observed on the Geotail Satellite using a Vlasov Code (1997)

Nunn, D, Omura, Y, Matsumoto, H, Nagano, I, Yagitani, S

The work consdiers VLF chorus elements observed omn the Geotail satellite, which passes the equator at 10 earth radii. We have used a VHS Vlasov simulation code to model these emissions, employing...

A Review of Theoretical and Numerical Studies of VLF Triggered Emissions. J Atmospheric and Terrestrial Physics (1990)

A Review of Theoretical and Numerical Studies of VLF Triggered Emissions. J Atmospheric and Terrestrial Physics (1990)

A Review of Theoretical and Numerical Studies of VLF Triggered Emissions. J Atmospheric and Terrestrial Physics (1990)

A Review of Theoretical and Numerical Studies of VLF Triggered Emissions. J Atmospheric and Terrestrial Physics (1990)