Po-Yu Chang

Assistant Professor

  • 917 Citations
  • 16 h-Index
20092020
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Research Output 2009 2019

  • 917 Citations
  • 16 h-Index
  • 27 Article
  • 1 Comment/debate
  • 1 Conference article
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Article
2019
1 Citation (Scopus)

Plasma Behavior in a Solid-Fed Pulsed Plasma Thruster

Li, Y-H., Palagiri, S., Chang, P-Y., Montag, C. & Herdrich, G., 2019 Mar 1, In : Journal of Aeronautics, Astronautics and Aviation. 51, 1, p. 31-42 12 p.

Research output: Contribution to journalArticle

Pulsed plasma thrusters
pulsed plasma thrusters
Plasmas
plasma
electric propulsion
2018
5 Citations (Scopus)

Effects of residual kinetic energy on yield degradation and ion temperature asymmetries in inertial confinement fusion implosions

Woo, K. M., Betti, R., Shvarts, D., Bose, A., Patel, D., Yan, R., Chang, P-Y., Mannion, O. M., Epstein, R., Delettrez, J. A., Charissis, M., Anderson, K. S., Radha, P. B., Shvydky, A., Igumenshchev, I. V., Gopalaswamy, V., Christopherson, A. R., Sanz, J. & Aluie, H., 2018 May 1, In : Physics of Plasmas. 25, 5, 052704.

Research output: Contribution to journalArticle

inertial confinement fusion
implosions
ion temperature
kinetic energy
asymmetry
3 Citations (Scopus)

Increasing the magnetic-field capability of the magneto-inertial fusion electrical discharge system using an inductively coupled coil

Barnak, D. H., Davies, J. R., Fiksel, G., Chang, P-Y., Zabir, E. & Betti, R., 2018 Mar 1, In : Review of Scientific Instruments. 89, 3, 033501.

Research output: Contribution to journalArticle

coils
Fusion reactions
Physics
flux density
Magnetic fields
2 Citations (Scopus)

Inductively coupled 30 T magnetic field platform for magnetized high-energy-density plasma studies

Fiksel, G., Backhus, R., Barnak, D. H., Chang, P-Y., Davies, J. R., Jacobs-Perkins, D., McNally, P., Spielman, R. B., Viges, E. & Betti, R., 2018 Aug 1, In : Review of Scientific Instruments. 89, 8, 084703.

Research output: Contribution to journalArticle

Plasma density
coils
platforms
flux density
power supplies
1 Citation (Scopus)

Laser entrance window transmission and reflection measurements for preheating in magnetized liner inertial fusion

Davies, J. R., Bahr, R. E., Barnak, D. H., Betti, R., Bonino, M. J., Campbell, E. M., Hansen, E. C., Harding, D. R., Peebles, J. L., Sefkow, A. B., Seka, W., Chang, P-Y., Geissel, M. & Harvey-Thompson, A. J., 2018 Jun 1, In : Physics of Plasmas. 25, 6, 062704.

Research output: Contribution to journalArticle

linings
entrances
heating
lasers
red shift
4 Citations (Scopus)

Measuring implosion velocities in experiments and simulations of laser-driven cylindrical implosions on the OMEGA laser

Hansen, E. C., Barnak, D. H., Betti, R., Campbell, E. M., Chang, P-Y., Davies, J. R., Glebov, V. Y., Knauer, J. P., Peebles, J., Regan, S. P. & Sefkow, A. B., 2018 Apr 4, In : Plasma Physics and Controlled Fusion. 60, 5, 054014.

Research output: Contribution to journalArticle

implosions
X rays
Lasers
framing cameras
Magnetic fields
2 Citations (Scopus)

Optimization of laser-driven cylindrical implosions on the OMEGA laser

Hansen, E. C., Barnak, D. H., Chang, P-Y., Betti, R., Campbell, E. M., Davies, J. R., Knauer, J. P., Peebles, J. L., Regan, S. P. & Sefkow, A. B., 2018 Dec 1, In : Physics of Plasmas. 25, 12, 122701.

Research output: Contribution to journalArticle

implosions
optimization
lasers
simulation
x rays
2017
15 Citations (Scopus)

Laser-driven magnetized liner inertial fusion

Davies, J. R., Barnak, D. H., Betti, R., Campbell, E. M., Chang, P-Y., Sefkow, A. B., Peterson, K. J., Sinars, D. B. & Weis, M. R., 2017 Jun 1, In : Physics of Plasmas. 24, 6, 062701.

Research output: Contribution to journalArticle

linings
scaling
magnetohydrodynamics
lasers
neutrons
12 Citations (Scopus)

Laser-driven magnetized liner inertial fusion on OMEGA

Barnak, D. H., Davies, J. R., Betti, R., Bonino, M. J., Campbell, E. M., Glebov, V. Y., Harding, D. R., Knauer, J. P., Regan, S. P., Sefkow, A. B., Harvey-Thompson, A. J., Peterson, K. J., Sinars, D. B., Slutz, S. A., Weis, M. R. & Chang, P-Y., 2017 May 1, In : Physics of Plasmas. 24, 5, 056310.

Research output: Contribution to journalArticle

linings
inertial confinement fusion
lasers
fusion
pressure ratio
2015
9 Citations (Scopus)

Diagnosing laser-preheated magnetized plasmas relevant to magnetized liner inertial fusion

Harvey-Thompson, A. J., Sefkow, A. B., Nagayama, T. N., Wei, M. S., Campbell, E. M., Fiksel, G., Chang, P. Y., Davies, J. R., Barnak, D. H., Glebov, V. Y., Fitzsimmons, P., Fooks, J. & Blue, B. E., 2015 Dec 1, In : Physics of Plasmas. 22, 12, 122708.

Research output: Contribution to journalArticle

linings
deuterium plasma
lasers
deuterium
platforms
21 Citations (Scopus)

Note: Experimental platform for magnetized high-energy-density plasma studies at the omega laser facility

Fiksel, G., Agliata, A., Barnak, D., Brent, G., Chang, P-Y., Folnsbee, L., Gates, G., Hasset, D., Lonobile, D., Magoon, J., Mastrosimone, D., Shoup, M. J. & Betti, R., 2015 Jan 1, In : Review of Scientific Instruments. 86, 1, 016105.

Research output: Contribution to journalArticle

Plasma density
platforms
flux density
Magnetic fields
Lasers
12 Citations (Scopus)

The importance of electrothermal terms in Ohm's law for magnetized spherical implosions

Davies, J. R., Betti, R., Chang, P. Y. & Fiksel, G., 2015 Nov 1, In : Physics of Plasmas. 22, 11, 112703.

Research output: Contribution to journalArticle

Ohms law
implosions
magnetic fields
heat flux
gases
28 Citations (Scopus)

Use of external magnetic fields in hohlraum plasmas to improve laser-coupling

Montgomery, D. S., Albright, B. J., Barnak, D. H., Chang, P-Y., Davies, J. R., Fiksel, G., Froula, D. H., Kline, J. L., Macdonald, M. J., Sefkow, A. B., Yin, L. & Betti, R., 2015 Jan 1, In : Physics of Plasmas. 22, 1, 010703.

Research output: Contribution to journalArticle

magnetic fields
magnetic coils
lasers
Thomson scattering
magnetohydrodynamic stability
2014
20 Citations (Scopus)

Magnetic collimation of relativistic positrons and electrons from high intensity laser-matter interactions

Chen, H., Fiksel, G., Barnak, D., Chang, P-Y., Heeter, R. F., Link, A. & Meyerhofer, D. D., 2014, In : Physics of Plasmas. 21, 4, 040703.

Research output: Contribution to journalArticle

collimation
high power lasers
positrons
divergence
electrons
55 Citations (Scopus)

Magnetic reconnection between colliding magnetized laser-produced plasma plumes

Fiksel, G., Fox, W., Bhattacharjee, A., Barnak, D. H., Chang, P-Y., Germaschewski, K., Hu, S. X. & Nilson, P. M., 2014 Sep 4, In : Physical review letters. 113, 10, 105003.

Research output: Contribution to journalArticle

laser plasmas
plumes
current sheets
magnetohydrodynamic flow
magnetic fields
2013
104 Citations (Scopus)

Filamentation instability of counterstreaming laser-driven plasmas

Fox, W., Fiksel, G., Bhattacharjee, A., Chang, P-Y., Germaschewski, K., Hu, S. X. & Nilson, P. M., 2013 Nov 27, In : Physical review letters. 111, 22, 225002.

Research output: Contribution to journalArticle

Weibel instability
lasers
radiography
magnetohydrodynamic flow
foils
26 Citations (Scopus)

Visualizing electromagnetic fields in laser-produced counter-streaming plasma experiments for collisionless shock laboratory astrophysics

Kugland, N. L., Ross, J. S., Chang, P-Y., Drake, R. P., Fiksel, G., Froula, D. H., Glenzer, S. H., Gregori, G., Grosskopf, M., Huntington, C., Koenig, M., Kuramitsu, Y., Kuranz, C., Levy, M. C., Liang, E., Martinez, D., Meinecke, J., Miniati, F., Morita, T., Pelka, A. & 10 others, Plechaty, C., Presura, R., Ravasio, A., Remington, B. A., Reville, B., Ryutov, D. D., Sakawa, Y., Spitkovsky, A., Takabe, H. & Park, H. S., 2013 May 1, In : Physics of Plasmas. 20, 5, 056313.

Research output: Contribution to journalArticle

laboratory astrophysics
electromagnetic fields
counters
shock
lasers
2012
28 Citations (Scopus)

Fast-electron generation in long-scale-length plasmas

Yaakobi, B., Chang, P. Y., Solodov, A., Stoeckl, C., Edgell, D. H., Craxton, R. S., Hu, S. X., Myatt, J. F., Marshall, F. J., Seka, W. & Froula, D. H., 2012 Jan 1, In : Physics of Plasmas. 19, 1, 012704.

Research output: Contribution to journalArticle

bremsstrahlung
molybdenum
electrons
K lines
x rays
59 Citations (Scopus)

Inertial confinement fusion implosions with imposed magnetic field compression using the OMEGA Laser

Hohenberger, M., Chang, P-Y., Fiksel, G., Knauer, J. P., Betti, R., Marshall, F. J., Meyerhofer, D. D., Séguin, F. H. & Petrasso, R. D., 2012 May 1, In : Physics of Plasmas. 19, 5, 056306.

Research output: Contribution to journalArticle

inertial confinement fusion
implosions
magnetic fields
lasers
capsules
36 Citations (Scopus)

Saturation of the two-plasmon decay instability in long-scale-length plasmas relevant to direct-drive inertial confinement fusion

Froula, D. H., Yaakobi, B., Hu, S. X., Chang, P. Y., Craxton, R. S., Edgell, D. H., Follett, R., Michel, D. T., Myatt, J. F., Seka, W., Short, R. W., Solodov, A. & Stoeckl, C., 2012 Apr 18, In : Physical review letters. 108, 16, 165003.

Research output: Contribution to journalArticle

inertial confinement fusion
hot electrons
saturation
decay
electron energy
83 Citations (Scopus)

Self-organized electromagnetic field structures in laser-produced counter-streaming plasmas

Kugland, N. L., Ryutov, D. D., Chang, P-Y., Drake, R. P., Fiksel, G., Froula, D. H., Glenzer, S. H., Gregori, G., Grosskopf, M., Koenig, M., Kuramitsu, Y., Kuranz, C., Levy, M. C., Liang, E., Meinecke, J., Miniati, F., Morita, T., Pelka, A., Plechaty, C., Presura, R. & 8 others, Ravasio, A., Remington, B. A., Reville, B., Ross, J. S., Sakawa, Y., Spitkovsky, A., Takabe, H. & Park, H. S., 2012 Jan 1, In : Nature Physics. 8, 11, p. 809-812 4 p.

Research output: Contribution to journalArticle

electromagnetic fields
counters
lasers
Herbig-Haro objects
supernova remnants
2011
101 Citations (Scopus)

Fusion yield enhancement in magnetized laser-driven implosions

Chang, P. Y., Fiksel, G., Hohenberger, M., Knauer, J. P., Betti, R., Marshall, F. J., Meyerhofer, D. D., Séguin, F. H. & Petrasso, R. D., 2011 Jul 15, In : Physical review letters. 107, 3, 035006.

Research output: Contribution to journalArticle

implosions
ion temperature
fusion
augmentation
inertial confinement fusion
2010
55 Citations (Scopus)

Compressing magnetic fields with high-energy lasers

Knauer, J. P., Gotchev, O. V., Chang, P. Y., Meyerhofer, D. D., Polomarov, O., Betti, R., Frenje, J. A., Li, C. K., Manuel, M. J. E., Petrasso, R. D., Rygg, J. R. & Śguin, F. H., 2010 May 1, In : Physics of Plasmas. 17, 5, 056318.

Research output: Contribution to journalArticle

compressing
magnetic fields
lasers
seeds
microballoons
44 Citations (Scopus)

Generalized measurable ignition criterion for inertial confinement fusion

Chang, P., Betti, R., Spears, B. K., Anderson, K. S., Edwards, J., Fatenejad, M., Lindl, J. D., McCrory, R. L., Nora, R. & Shvarts, D., 2010 Apr 1, In : Physical review letters. 104, 13, 135002.

Research output: Contribution to journalArticle

inertial confinement fusion
implosions
ignition
cryogenics
neutrons
88 Citations (Scopus)

Thermonuclear ignition in inertial confinement fusion and comparison with magnetic confinement

Betti, R., Chang, P. Y., Spears, B. K., Anderson, K. S., Edwards, J., Fatenejad, M., Lindl, J. D., McCrory, R. L., Nora, R. & Shvarts, D., 2010 May 1, In : Physics of Plasmas. 17, 5, 058102.

Research output: Contribution to journalArticle

inertial confinement fusion
ignition
implosions
cryogenics
products
2009
58 Citations (Scopus)

Laser-Driven magnetic-flux compression in high-energy-density plasmas

Gotchev, O. V., Chang, P. Y., Knauer, J. P., Meyerhofer, D. D., Polomarov, O., Frenje, J., Li, C. K., Manuel, M. J. E., Petrasso, R. D., Rygg, J. R., Séguin, F. H. & Betti, R., 2009 Nov 18, In : Physical review letters. 103, 21, 215004.

Research output: Contribution to journalArticle

magnetic flux
flux density
implosions
magnetic fields
lasers
43 Citations (Scopus)

Seeding magnetic fields for laser-driven flux compression in high-energy-density plasmas

Gotchev, O. V., Knauer, J. P., Chang, P-Y., Jang, N. W., Shoup, M. J., Meyerhofer, D. D. & Betti, R., 2009 May 11, In : Review of Scientific Instruments. 80, 4, 043504.

Research output: Contribution to journalArticle

Plasma density
inoculation
Compaction
flux density
Magnetic fields