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ANS seeks program evaluators for ABET accreditation
When ABET visits universities for accreditation purposes, it’s crucial that a qualified nuclear expert performs the assessment of that school’s nuclear engineering, radiological engineering, and/or health physics programs. The Accreditation Policies and Procedures Committee (APPC) of the American Nuclear Society works to ensure that a program evaluator (PEV) from the Society leads these ABET assessments.
M. Theobald, O. Legaie, P. Baclet, A. Nikroo
Fusion Science and Technology | Volume 41 | Number 3 | May 2002 | Pages 238-241
Technical Paper | Fourteenth Target Fabrication Specialists' Meeting | doi.org/10.13182/FST02-A17906
Articles are hosted by Taylor and Francis Online.
Amorphous hydrogenated carbon (a-C:H) is the nominal ablator to be used in French inertial confinement fusion (ICF) experiments. These capsules, containing the deuterium-tritium mixture, are developed for the LIL (Laser Integration Line) and the future Megajoule laser (LMJ) of the CEA. Coatings are prepared by glow discharge polymerization (GDP) with trans-2-butene and hydrogen. The films properties have been investigated. Laser fusion targets must have optimized characteristics : a diameter of about 1 mm for LIL targets and about 2.4 mm for LMJ targets, a thickness up to 175 μm, an outer and an inner roughness lower than 20 nm at high modes, a sphericity and a thickness concentricity better than 99%. This paper presents the first microshells obtained at the CEA with a GDP (Glow Discharge Polymerization) coater. Amorphous hydrogenated carbon shells of 175 μm with 1 mm or 2.4 mm diameter have been successfully prepared. The measured roughness at high modes is lower than 10 nm for a 30×30 μm characterization window.