Frontal midline theta rhythm and gamma power changes during focused attention on mental calculation: an MEG beamformer analysis

R Ishii, L Canuet, T Ishihara, Y Aoki, S Ikeda… - Frontiers in human …, 2014 - frontiersin.org
Frontal midline theta rhythm (Fmθ) appears widely distributed over medial prefrontal areas
in EEG recordings, indicating focused attention. Although mental calculation is often used as …

Reduced dissipation AUSM-family fluxes: HR-SLAU2 and HR-AUSM+-up for high resolution unsteady flow simulations

K Kitamura, A Hashimoto - Computers & Fluids, 2016 - Elsevier
The reduced dissipation approach is applied to AUSM-family flux functions of SLAU2 (as
well as its predecessor, SLAU) and AUSM+-up for high resolution simulations. In this …

A novel high-order, entropy stable, 3D AMR MHD solver with guaranteed positive pressure

D Derigs, AR Winters, GJ Gassner, S Walch - Journal of Computational …, 2016 - Elsevier
We describe a high-order numerical magnetohydrodynamics (MHD) solver built upon a
novel non-linear entropy stable numerical flux function that supports eight travelling wave …

Numerical analysis of real gas MHD flow on two-dimensional self-field MPD thrusters

CM Xisto, JC Páscoa, PJ Oliveira - Acta Astronautica, 2015 - Elsevier
A self-field magnetoplasmadynamic (MPD) thruster is a low-thrust electric propulsion space-
system that enables the usage of magnetohydrodynamic (MHD) principles for accelerating a …

SLAU2-HLLD numerical flux with wiggle-sensor for stable low mach Magnetohydrodynamics simulations

T Mamashita, K Kitamura, T Minoshima - Computers & Fluids, 2021 - Elsevier
Abstract SLAU2 (Simple Low-dissipation Advection-Upstream-splitting-method 2) is an
approximate Riemann solver belonging to the AUSM family of schemes in gas dynamics …

On the implicit density based OpenFOAM solver for turbulent compressible flows

J Fürst - EPJ Web of Conferences, 2017 - epj-conferences.org
The contribution deals with the development of coupled implicit density based solver for
compressible flows in the framework of open source package OpenFOAM. However the …

Hybridized SLAU2–HLLI and hybridized AUSMPW–HLLI Riemann solvers for accurate, robust, and efficient magnetohydrodynamics (MHD) simulations, part I: one …

K Kitamura, DS Balsara - Shock Waves, 2019 - Springer
Abstract SLAU2 and AUSMPW++, both categorized as AUSM-type Riemann solvers, have
been extensively developed in gasdynamics. They are based on a splitting of the numerical …

SLAU2 applied to two-dimensional, ideal magnetohydrodynamics simulations

K Kitamura, T Mamashita, D Ryu - Computers & Fluids, 2020 - Elsevier
Abstract SLAU2 (Simple Low-dissipation Advection-Upstream-splitting-method 2) numerical
flux function, one of AUSM-type methods (3-wave solver), originally developed and widely …

Study of scaling law for particle-in-cell/Monte Carlo simulation of low-temperature magnetized plasma for electric propulsion

J Li, J Wu, Y Zhang, S Tan, Y Ou - Journal of Physics D: Applied …, 2019 - iopscience.iop.org
Abstract Particle-in-cell/Monte Carlo collision (PIC/MCC) algorithms are an outstanding
numerical method for predicting the kinetic characteristics of discharge plasma. However …

Numerical computations of MHD flow on hypersonic and re-entry vehicles

F Dias, J Páscoa, C Xisto - ASME …, 2016 - asmedigitalcollection.asme.org
In hypersonic flight of reentry vehicles the radio blackout is a typical problem, in particular
because it arises during a critical mission operation point. To mitigate this radio blackout the …