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Triangle Universities Nuclear Laboratory (TUNL)
TUNL houses a number of accelerator systems. A polarized-ion source produces intense beams of spin-polarized protons and deuterons for injection either into a 9-MV tandem Van de Graaff accelerator or into the Low-Energy Beam Facility. Unpolarized beams of other nuclei are also available. A 4-MV Van de Graaff accelerator is used for precision nuclear spectroscopy. TUNL has also developed an intense beam of mono-energetic gamma rays using the Duke Free Electron Laser. In addition, the UNC group is constructing the Laboratory for Experimental Nuclear Astrophysics (LENA). This unique facility is designed to produce intense proton beams at energies below 1 MeV for direct measurements of astrophysically- interesting reactions.
The facilities at TUNL also include state-of-the-art target and detector systems, most of which have been built by faculty and students. A windowless, recirculating gas jet target has recently been commissioned and will be used for precision measurements of nuclear reactions on light nuclei.
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