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Experience of large-scale production of scintillation crystals. A.Annenkov Moscow Steel and Alloys Institute, Innovational and Technological Centre. State Technological University "Moscow Institute of Steel and Alloys".
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Experience of large-scale production of scintillation crystals A.Annenkov Moscow Steel and Alloys Institute, Innovational and Technological Centre
State Technological University "Moscow Institute of Steel and Alloys" MISA is the leading institution of Higher Education,training engineers and researchers in: - metallurgy and material science; • metal production and treatment; • composite, powder, super- and semi-conducting materials; • developing advanced materials and technologies; • raw material effectiveness and ecology; • certification and quality management of materials; • economics and management; • informatics and automated control system.
State Technological University "Moscow Institute of Steel and Alloys" Target industries: Ferrous and Non-Ferrous Metallurgy Mining Defense industry Aerospace industry Automotive industry Engineering and Instrument-making industry Construction industry Power engineering industry Atomic power industry Medicine MISA R & D statistics for 2006: • 19 research laboratories • 20 education and research market-oriented centers • 315 permanent staff • 226 part-time workers, including contracted 61 undergraduate students and 34 post-graduate students • 472 R&D projects, including 315 with industrial customers • 29 international R&D projects • 548 post-graduate and post-doctorate students • 381 international visits • more than 300 scientific articles published • more than 250 reports were presented at 150 conferences, including 88 international • 16 patent applications, 10 patents received In the period of 2000-2007 the University conducted scientific research works on grants and projects financed by the following organizations: INTAS (European Union) INCO-COPERNICUS (European Union) TEMPUS-TACIS (European Union) EUREKA (European Union) International Science Foundation Civilian Research and Development Foundation (USA) NATO Research Program International Science and Technology Center (EU, USA, Japan, RF) Royal Academy of Sciences (Sweden) Netherlands Research Foundation (Netherlands) The University has conducted up to date more than 40 large cooperation contracts with the educational and scientific centers
Innovational and technological centre of MISA The area of a site- 48500 m2 The area of building - 16500 m2 1 km from Moscow
Innovational and technological centre of MISA • “Crystal” Ltd. • Original patented • technology • Peltie modules • More than 100 basic • specification of TE
Innovational and technological centre of MISA • ELS Ltd. • Crystal growing • Ceramic production • Production of SS lasers • Manufacturing of equipment
Innovational and technological centre of MISA • “FOMOS technology” Ltd. • Crystal production • Development of new material and • technologies
Jan Czochralski (1885 - 1953) Crystal growing. Czochralski method Problems of growing of high-temperature oxidecrystals: - The expensive equipment; - Necessity of use precious metals (Pt or Ir)
Equipment Automatic system of control of crystal growing process "Crystal - 3м" puller HFheating - 8 kHz Capacity - 60 kw The automatic control of diameter of a crystal Max temperature – 2100 0C Diameter of crucible - up to 200 mm Max weight of a crystal - 16 kg High vacuum System of gas control IGBT transistor power supply
Detecting of γ - quantum by scintillators γ Scintillation cell H γ ECAL CMS: Barrel - 63000 pcs EndCap - 15000 pcs. Total: - 90 tns Scintillation element PbWO4 Registration of theprocess H γγ
Raw material preparation Raw material smelting process Furnace for smelting of raw material
Crucible problem Pt crucibles Pt – Al2O3 system
Production facilities MSAI R&D, samples Costomers R&D, production FOMOS R&D, Equipment Mass production, > 1 tn/mon ELS BTCP