use of NEG Pumps and Coatings in Large Vacuum Systems - CERN ...

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NEG Strips CAS May 17-23, 2006 NEG strip replacement: possible, but not easy F. Mazzolini – The use of NEG Pumps and Coatings in Large Vacuum Systems: Experience and limitations
p/Q [mbar/mbar*l/s] 1,0E+00 1,0E-01 1,0E-02 1,0E-03 1,0E-04 Towards the NEG coating The use of a new distributed pumping concept in pipes started in 1995 at CERN for the LHC project. A. E. Prodomides et al., Vacuum 60 (2001), 35-41 Elliptical ID Vacuum Chamber (81 mm x 14 mm, L = 4.743 m, Stick SIP=0.1, StickNEG=0.01) CAS May 17-23, 2006 1) Discrete pump system 2) Linear pump system (LEP) 3) Distributed pump system (LHC) lenght [m] 2 SIPs 4 SIPs 2 SIPs + NEG F. Mazzolini – The use of NEG Pumps and Coatings in Large Vacuum Systems: Experience and limitations
Page 1 and 2: CAS May 17-23, 2006 The use of NEG
Page 3 and 4: Non Evaporable Getters (NEG) Pumps
Page 5 and 6: NEG Pumps: 33 Cartridge Ø202 CAS M
Page 7: NEG Pumps: Strips and Wafer NEG Str
Page 11 and 12: Synchrotron light sources: vacuum c
Page 13 and 14: ID vacuum chambers @ Elettra I.D. M
Page 15 and 16: History of Insertion Device (ID) va
Page 17 and 18: NEG coated vacuum chambers in a “
Page 19 and 20: “The machine division of the ESRF
Page 21 and 22: CAS May 17-23, 2006 Machine develop
Page 23 and 24: Trying to reinject an e-beam after
Page 25 and 26: CAS May 17-23, 2006 Start-up compar
Page 27 and 28: u.a. 100,0 10,0 1,0 0,1 CAS May 17-
Page 29 and 30: Transverse (vertical) impedance evo
Page 31 and 32: WhITE (Front-End 11.1 L) MEASUREMEN
Page 33 and 34: Third trial (activations #21-26) CA
Page 35 and 36: CAS May 17-23, 2006 The RHIC experi
Page 37 and 38: NEG COATINGS FOR PARTICLE ACCELERAT
Page 39 and 40: “2) In vacuum technology there ar
Page 41 and 42: C. Benvenuti, Non-evaporable getter

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