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Passive protection of the iter first mirrors

Webdiagnostic mirrors in ITER throughout the entire lifetime of a machine. These solutions are being pursued in a frame of the multi-machine ITPA-IEA Joint Experiments (task DIAG-2) and recognized as a High Priority Topic of the ITPA TG on diagnostics [1]. 2. First mirrors: main issues in the research and development program 2.1. Webi i \PhD_LucasMoser" 2024/10/3 9:50 page 1 #1 i i i i i i Plasma cleaning of diagnostic rst mirrors for the nuclear fusion machine ITER Inauguraldissertation zur Erlangung

ITER - the way to new energy

WebMirror station for studies of the protection of diagnostic mirrors from impurity contamination in ITER: design and first results FED, 2015, Volume #96-97, 812 Krasikov Yu. Major aspects of the design of a first mirror for the ITER core CXRS diagnostics FED, 2015, Volume #96-97, 129 Mertens Ph. WebIn the hostile ITER environment, mirrors will be subject to erosion, deposition, particle implantation and other adverse effects which will change their optical properties affecting … how to use hair scarves https://chrisandroy.com

Passive protection of the ITER first mirrors - Max Planck …

Web3 Jun 2024 · The majority of the imaging systems are mirror-based and are installed inside the JET vacuum vessel [3, 11, 12]. The stability of the optical transmittance of the protection system is an important issue and it is monitored during each JET shutdown. Imaging systems are reasonably protected against coating of the first optics by impurities from the Webfront of the mirror, etc) are predicted to reduce the amount of material deposited on FMs, suitable in situ cleaning solutions will be required to properly recover the FMs reflectance in ITER. The ideal features that a FMs cleaning technique should have can be summarized as follows [3]: Nuclear Fusion In situ cleaning of diagnostic first mirrors: Web23 Dec 2011 · Here, we consider three main approaches to high-reflective mirror design: (1) an Al or Ag reflective layer on a substrate with a transparent protective coating (e.g. Al 2 O … how to use hair serum spray

An overview of a comprehensive First Mirror Test for ITER at JET

Category:First mirrors in ITER: material choice and deposition …

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Passive protection of the iter first mirrors

Plasma cleaning of ITER first mirrors - IOPscience

http://www-naweb.iaea.org/napc/physics/FEC/FEC2010/papers/itr_p1-05.pdf WebThe issue: protection of first mirrors from deposition •Degradation of mirrors limits the life-time and performance of ITER optical diagnostics •Preliminary analysis [A. Litnovsky et al. …

Passive protection of the iter first mirrors

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Web15 Jun 2009 · The ITER first mirrors are the components of optical diagnostic systems closest to the plasma. Deposition may build up on the surfaces of the mirror affecting … WebKotov, V.; Reiter, D.; Litnovsky, A.; Kirschner, A.

http://www-naweb.iaea.org/napc/physics/FEC/FEC2010/papers/itr_p1-06.pdf Web8 Apr 2015 · Known as metallic first mirrors, these components are part of optical diagnostic systems that are in place to ensure plasma control and analysis. Their role is …

WebKlingelbergstrasse 82, 4056 Basel, Switserland. Starting Date. As soon as possible. Position Type. PhD position. The PhD work concerns experimental and numerical studies of plasma cleaning of the so-called first mirrors for future fusion facilities, such as ITER First mirrors will play a crucial role in numerous ITER optical diagnostic systems. http://iter.org/construction/SiteFabricationPFcoils

Web20 May 2024 · the Thomson scattering mirror collecting system with a laser-induced fluorescence system operating in the visible range. Neutron tests of the mirrors of this design are presented along with numerical simulation of radiation damage and transmutation of mirror materials. To provide active protection of the large-scale mirrors …

WebA conservative engineering model of the impurity deposition on the diagnostic mirrors is proposed. The model is applied to analyze numerically the effect of protecting structures (ducts) with and without baffles in the conditions of the ITER main chamber. It was found that the gross deposition rate in the ducts with baffles, if they are long enough, can be … organic shape interior designWeb1 Oct 2015 · The so-called first mirrors will view the plasma directly. These mirrors will suffer from erosion due to fast charge exchange atoms or from deposition of impurities, … organic shapes drawing ideasWeb8 Sep 2016 · In ITER, first mirrors for the Upper Wide Angle Viewing System (UWAVS) are expected to experience contamination with beryllium and tungsten. Contamination levels … organic shape in interior design