Search Results - "Baalrud, S. D."

Instability-enhanced collisional friction can determine the Bohm criterion in multiple-ion-species plasmas by Baalrud, S D, Hegna, C C, Callen, J D

“…A generalized Lenard-Balescu theory that accounts for instability-enhanced collective responses is used to calculate the collisional friction between ion…”
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Instability-enhanced collisional effects and Langmuir's paradox by Baalrud, S D, Callen, J D, Hegna, C C

“…Anomalously fast equilibration of the electron distribution function to a Maxwellian in gas-discharge plasmas with low temperature and pressure, i.e.,…”
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Average Trajectory Method for Computing Magnetohydrodynamic Transport Coefficients by Baalrud, S. D.

“…A simple method to compute the transport coefficients of magnetohydrodyamics from kinetic theory is developed. It is based on a Langevin description of the…”
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Diffusion Coefficients in the Envelopes of White Dwarfs by Heinonen, R. A., Saumon, D., Daligault, J., Starrett, C. E., Baalrud, S. D., Fontaine, G.

“…The diffusion of elements is a key process in understanding the unusual surface composition of white dwarfs and their spectral evolution. The diffusion…”
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Effective Potential Theory: A Practical Way to Extend Plasma Transport Theory to Strong Coupling by Baalrud, S.D., Rasmussen, K. Ø., Daligault, J.

“…The effective potential theory is a physically motivated method for extending traditional plasma transport theories to stronger coupling. It is practical in…”
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Electron-Ion Temperature Relaxation in Warm Dense Hydrogen Observed With Picosecond Resolved X-Ray Scattering by Fletcher, L. B., Vorberger, J., Schumaker, W., Ruyer, C., Goede, S., Galtier, E., Zastrau, U., Alves, E. P., Baalrud, S. D., Baggott, R. A., Barbrel, B., Chen, Z., Döppner, T., Gauthier, M., Granados, E., Kim, J. B., Kraus, D., Lee, H. J., MacDonald, M. J., Mishra, R., Pelka, A., Ravasio, A., Roedel, C., Fry, A. R., Redmer, R., Fiuza, F., Gericke, D. O., Glenzer, S. H.

“…Angularly resolved X-ray scattering measurements from fs-laser heated hydrogen have been used to determine the equilibration of electron and ion temperatures…”
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Comment on "Ar+ and Xe+ velocities near the presheath-sheath boundary in an Ar/Xe discharge" by Hershkowitz, N, Severn, G D, Baalrud, S D, Hegna, C C, Callen, J D

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Experimental Observations on the Characteristics of an Anode Spot Onset by Barnat, E. V., Scheiner, B., Baalrud, S. D., Yee, B.T., Hopkins, M. M.

“…Experimental observations of the characteristic features of anode spot onset and stabilization in response to a stepped voltage applied to an anode immersed in…”
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A Kinetic Model for Electron-Ion Transport in Warm Dense Matter by Rightley, Shane, Baalrud, S. D

“…Phys. Rev. E 103, 063206 (2021) We present a model for electron-ion transport in Warm Dense Matter that incorporates Coulomb coupling effects into the quantum…”
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Strong Coulomb Coupling Influences Ion and Neutral Temperatures in Atmospheric Pressure Plasmas by Acciarri, M. D, Moore, C, Baalrud, S. D

“…Molecular dynamics simulations are used to model ion and neutral temperature evolution in partially-ionized atmospheric pressure plasma at different ionization…”
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Diffusion coefficients in the envelopes of white dwarfs by Heinonen, R. A, Saumon, D, Daligault, J, Starrett, C. E, Baalrud, S. D, Fontaine, G

“…The diffusion of elements is a key process in understanding the unusual surface composition of white dwarfs stars and their spectral evolution. The diffusion…”
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Review of the first charged-particle transport coefficient comparison workshop by Grabowski, P.E., Hansen, S.B., Murillo, M.S., Stanton, L.G., Graziani, F.R., Zylstra, A.B., Baalrud, S.D., Arnault, P., Baczewski, A.D., Benedict, L.X., Blancard, C., Čertík, O., Clérouin, J., Collins, L.A., Copeland, S., Correa, A.A., Dai, J., Daligault, J., Desjarlais, M.P., Dharma-wardana, M.W.C., Faussurier, G., Haack, J., Haxhimali, T., Hayes-Sterbenz, A., Hou, Y., Hu, S.X., Jensen, D., Jungman, G., Kagan, G., Kang, D., Kress, J.D., Ma, Q., Marciante, M., Meyer, E., Rudd, R.E., Saumon, D., Shulenburger, L., Singleton, R.L., Sjostrom, T., Stanek, L.J., Starrett, C.E., Ticknor, C., Valaitis, S., Venzke, J., White, A.

“…We present the results of the first Charged-Particle Transport Coefficient Code Comparison Workshop, which was held in Albuquerque, NM October 4–6, 2016. In…”
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Review of the First Charged-Particle Transport Coefficient Comparison Workshop by Grabowski, P. E, Hansen, S. B, Murillo, M. S, Stanton, L. G, Graziani, F. R, Zylstra, A. B, Baalrud, S. D, Arnault, P, Baczewski, A. D, Benedict, L. X, Blancard, C, Certik, O, Clerouin, J, Collins, L. A, Copeland, S, Correa, A. A, Dai, J, Daligault, J, Desjarlais, M. P, Dharma-wardana, M. W. C, Faussurier, G, Haack, J, Haxhimali, T, Hayes-Sterbenz, A, Hou, Y, Hu, S. X, Jensen, D, Jungman, G, Kagan, G, Kang, D, Kress, J. D, Ma, Q, Marciante, M, Meyer, E, Rudd, R. E, Saumon, D, Shulenburger, L, SingletonJr, R. L, Sjostrom, T, Stanek, L. J, Starrett, C. E, Ticknor, C, Valaitis, S, Venzke, J, White, A

“…We present the results of the first Charged-Particle Transport Coefficient Code Comparison Workshop, which was held in Albuquerque, NM October 4-6, 2016. In…”
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Kinetic Theory of the Presheath and the Bohm Criterion by Baalrud, S. D, Hegna, C. C

“…Plasma Sources Sci. Technol. 20, 025013 (2011) A kinetic theory of the Bohm criterion is developed that is based on positive-exponent velocity moments of the…”
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Particle-in-cell simulations of a current-free double layer by Baalrud, S. D, Lafleur, T, Boswell, R. W, Charles, C

“…Physics of Plasmas 18, 063502 (2011) Current-free double layers of the type reported in plasmas in the presence of an expanding magnetic field [C. Charles and…”
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Reduced magnetohydrodynamic theory of oblique plasmoid instabilities by Baalrud, S. D, Bhattacharjee, A, Huang, Y. -M

“…Physics of Plasmas 19, 022101 (2012) The three-dimensional nature of plasmoid instabilities is studied using the reduced magnetohydrodynamic equations. For a…”
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Hall magnetohydrodynamic reconnection in the plasmoid unstable regime by Baalrud, S. D, Bhattacharjee, A, Huang, Y. -M, Germaschewski, K

“…Physics of Plasmas 18, 092108 (2011) A set of reduced Hall magnetohydrodynamic (MHD) equations are used to evaluate the stability of large aspect ratio current…”
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When should PIC simulations be applied to atmospheric pressure plasmas? Impact of correlation heating by Acciarri, M, Moore, C, Beving, L. P, Baalrud, S. D

“…Molecular dynamics simulations are used to test when the particle-in-cell (PIC) method applies to atmospheric pressure plasmas. It is found that PIC applies…”
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Reply to Comment on "Kinetic Theory of the Presheath and the Bohm Criterion" by Baalrud, S D, Hegna, C C

“…Plasma Sources Sci. Technol. 21, 068002 (2012) In his comment, Riemann defends the conventional kinetic Bohm criterion on the basis that the underlying…”
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