Collaborations
The lab has had numerous productive collaborations with researchers worldwide over the years. Current collaborations with the Korean Advanced Institute for Science and Technology, University of San Diego, and West Virginia University are described below. A new collaboration with Prof. Gekelman of UCLA along with Prof. William Heidbrink at UC Irvine has begun as well.
Korean Advanced
Institute for Science and Technology (KAIST):
Professor Hong-Young Chang of KAIST works with UC Irvine on next-generation
plasma sources for plasma processing and on laser diode development interests.
The KAIST and UC Irvine collaboration is funded jointly by the National Science
Foundation and KOSEF (the Korean NSF). Researchers visit and work in both labs
on the projects. The photo below-left from a Korean visit to UCI shows (left to
right) Mr. Yang Zhang, Prof. McWilliams, Prof. Chang, Mr. Chae, and Mr. Park.
Mr. Chae and Mr. Park are pursuing Ph.D.s at KAIST within this collaborative
endeavor. Below-right, Prof. Chang and researchers hosting Dr. Edrich at a
visit to KAIST.
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Tsinghua University:
Prof.
Yi-Kang Pu of Tsinghua University has begun initial stages of a collaboration
for plasma spectroscopy. A recent visit by Prof. McWilliams to Prof. Pu’s
laboratory in the Department of Engineering Physics at Tsinghua University in
Beijing included this group photograph. In the photo we see members of Prof. Pu’s
laboratory, including rear (left to right) Xi-Ming Zhu, Xi Chen, Da-Wei Hu,
Wen-Cong, Li-Guo Zhu, and Jiang Li; front (left to right) Zhi-Bo Zhang, Dr. Seo
from KAIST, Professor Pu, Prof. McWilliams, and Zhi-Gang Guo.

University of
San Diego:
Professor Greg Severn of the University of San Diego has been working with UC
Irvine for over two years on joint laser diode development interests. Prof.
Severn's contributions have involved weekly visits to UCI for experimental
measurements and physics discussions. At USD he is building a laser diode
plasma diagnostic facility to study plasma chaos. Prof. Severn is at right in
both photos below. The leftmost photo is in the UCI control room during a
discussion of atomic transitions. The right-most photo shows Prof. Severn using
a low-tech wavelength meter with the diode laser.
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West Virginia
University:
Professor Mark
Koepke, Dr. Mike Zintl, and Mr. Erik Johnson of West Virginia University (http://www.as.wvu.edu/phys/plasma.htm)
collaborate with UC Irvine on ion transport experiments in quiet and turbulent
plasmas. The specific experimental work in progress seeks to identify the
dependence of ion transport in turbulent plasmas where the turbulent
contributions to diffusion are smaller than or comparable to the classical
diffusion coefficient, i.e. plasmas where quasilinear theory may apply.
Previous experiments at Irvine have seen a linear dependence of ion diffusion
on turbulence level, but these experiments had higher turbulence than the
present experiments. The three WVU collaborators recently helped perform
transport experiments at Irvine. The experiments are ongoing. In the photo
below, Prof. Koepke is on right, Dr. Zintl is foreground center, and Mr.
Johnson is background left.

UC Irvine/UC Los
Angeles:
Professors
William Heidbrink of UC Irvine and Walter Gekelman of UCLA are collaborating on
suprathermal ion transport experiments built and tested at the UC Irvine lab and
to be fielded on the Los Angeles Plasma Device (LAPD) at UCLA. In the picture
below, Prof. Heidbrink holds a radio frequency ion beam source being tested for
the experiment.
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