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Title: PANDA-FES: Portable and Adaptable Neutron Diagnostics for Advancing Fusion Energy Science

Journal Article · · IEEE Transactions on Plasma Science
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  1. Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
  2. University of California, Berkeley, CA (United States)
  3. General Atomics, San Diego, CA (United States)
  4. Univ. of California, San Diego, CA (United States)
  5. Magneto Inertial Fusion Technologies, Inc., Tustin, CA (United States)
  6. Zap Energy, Seattle, WA (United States)

Nuclear fusion is a potential source of carbon-free electricity with many concepts in development. The Portable and Adaptable Neutron Diagnostics for Advancing Fusion Energy Science (PANDA-FES) suite has been deployed since 2021 to measure neutron yield, energy, and spatiotemporal source location at two different Z-pinch fusion devices. This diagnostic can be used at a variety of facilities pursuing fusion in the magnetic, inertial, and magneto-inertial regimes. These different regimes have a wide range of time scales from less than 100 ns to a few μ s, neutron yields from 106 to 1011, and noise environments. Neutron yield is measured through activation of 79Br and 89Y with calibrated detectors. Temporal, spatial, and energy dependence of neutrons is measured with scintillators coupled to photomultiplier tubes (PMTs). Experimental setups and data analysis methods have been developed for these conditions. Finally, neutron yield, neutron energy anisotropy, and spatiotemporal evolution of the source have been measured.

Research Organization:
Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NNSA)
Grant/Contract Number:
AC02-05CH11231; AC52-07NA27344
OSTI ID:
2519318
Report Number(s):
LLNL--JRNL-856211; 1083429
Journal Information:
IEEE Transactions on Plasma Science, Journal Name: IEEE Transactions on Plasma Science Journal Issue: 10 Vol. 52; ISSN 0093-3813
Publisher:
IEEECopyright Statement
Country of Publication:
United States
Language:
English

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