Overview of current research activities in the Magnetized Plasma Research Lab (MPRL): a collaborative research facility at Auburn University
POSTER
Abstract
The Magnetized Plasma Research Laboratory (MPRL) at Auburn University explores fundamental plasma and complex/dusty plasma phenomena covering a large parameter regime from unmagnetized plasmas to strongly magnetized plasmas with a mission to serve as an open access, multi-user collaborative research facility. The centerpiece of the laboratory is the Magnetized Dusty Plasma Experiment (MDPX), a highly flexible capacitively coupled plasma device with excellent diagnostic access to study the unique regime of high magnetic fields (up to 4 T), at relatively low density (~ 10^14 – 10^15 /m^3) and low electron (Te < 5 eV) and ion temperature (Ti < 0.05 eV). Other instruments include ALEXIS, a linear inductively coupled plasma device for simulating space plasma and basic plasma experiments, and a wide variety of "tabletop" scale unmagnetized, or patially magnetized low temperature plasma devices. Here, we will give an overview of recent studies from MPRL such as pattern formation of self-organized filamentary structures at high magnetic fields, nanoparticle growth in plasmas, laser trapping of dust particles, studies of dust clusters and dust thermodynamics, using dust as a diagnostic, controlling dust charging and dynamics by externally applied UV light, investigating dust acoustic waves at high magnetic field, effects of dust clounds on low frequency wave transmission, exploring 2-D turbulence phenomena and development of novel non-perturbative laser-based plasma diagnostics. We encourage new ideas for collaboration to enhance plasma physics research in more universities, including primarily undergraduate institutions.
Publication: P. Ekanayaka et. al., Physics of Plasmas 31, 033501 (2024)
B. Ramkorun et. al., Applied Physics Letters 124, 144102 (2024)
Z. K. White et. al., Phys. Plasmas 31, 042105 (2024)
R. Kumar et. al., Reviews of Scientific Instruments 95, 053503 (2024)
J. Williams et. al., Journal of Plasma Physics (accepted)
M. McKinley et. al., Physics of Plasmas (resubmitted)
B. Ramkorun et. al., Plasma Sources Science and Technology (resubmitted)
Presenters
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Saikat Chakraborty Thakur
Auburn University
Authors
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Saikat Chakraborty Thakur
Auburn University
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Edward E Thomas
Auburn University
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Uwe Konopke
Auburn University
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Evdokiya G Kostadinova
Auburn University
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Cameron Royer
Auburn University