AVS 52nd International Symposium
    Vacuum Technology Wednesday Sessions

Session VT-WeM
Gas Flow and Pump Technology

Wednesday, November 2, 2005, 8:20 am, Room 201
Moderator: R. Langley, Oak Ridge Science Consultant


  Click here to Download program book for this session  
  in Adobe Acrobat format  

Click a paper to see the details. Presenters are shown in bold type.

8:20am VT-WeM1 Invited Paper
Pressure Dependence of Laminar-Turbulent Transition in Gases
L.D. Hinkle, Falmouth Public Schools, A. Muriel, World Laboratory, CERN, S.A. Novopashin, Institute of Thermophysics, Russia
9:00am VT-WeM3
The Nanogate as a Nanoscale Variable Flow Leak Element
J.R. White, P.J. Abbott, M.J. Tarlov, NIST, A.H. Slocum, Massachusetts Institute of Technology
9:20am VT-WeM4
Thermal Fluid Dynamic Model of a Holweck Vacuum Pump Operating in the Viscous and Transition Regimes
S. Giors, Varian Vacuum Technologies, Italy, E. Colombo, F. Inzoli, Politecnico di Milano, Italy, F. Subba, R. Zanino, Politecnico di Torino, Italy
9:40am VT-WeM5
Selective Water Vapor Cryopumping Through Argon
A.P. Kryukov, Moscow Power Engineering Institute, Russia, O. Podcherniaev, Helix Polycold Systems, Russia, P.H. Hall, Polycold Systems, D.J. Plumley , Helix Polycold Systems, Russia, V.Yu. Levashov, I.N. Shishkova, Moscow Power Engineering Institute, Russia
10:00am VT-WeM6
The Effect of Heat Radiation on the Pumping Performance of Cryopump
H.-P. Cheng, Y.-H. Shen, C.-W. Sun, National Taipei University of Technology, R.O.C.
10:20am VT-WeM7
A Comparison of Various Standards Proposed for the Measurement of the Speed of Sputter-ion Pumps
S.P. Clough, Gamma Vacuum, LLC
10:40am VT-WeM8
The Hydrogen Pumping Speed of Sputter-Ion Pumps
K.M. Welch, Kimo M. Welch, Consultants, S.P. Clough, Gamma Vacuum
11:00am VT-WeM9
New High Capacity Getter for Large Vacuum Devices
H. Londer, Alvatec Alkali Vacuum Technologies GmbH, Austria, P. Adderley, Jefferson Lab, G. Bartlok, MAGNA STEYR Fahrzeugtechnik AG & Co KG, Austria, W. Knapp, D. Schleussner, Otto-von-Guericke-Universitaet Magdeburg, Germany
11:20am VT-WeM10
Achieving Ultra High Vacuum By Backing Cascaded Turbo Pumps with NEG or Ion Pumps*
P. Adderley, Jefferson Lab, C. Day, Forschungszentrum, Karlsruhe, G.R. Myneni, Jefferson Lab
11:40am VT-WeM11
A Micromachined Vapor-Jet Vacuum Pump with an Integrated Pirani Pressure Sensor
M. Doms, J. Müller, Hamburg University of Technology, Germany