The Variation of the Secondary Electron Yield and of the Desorption Yield of Copper under Electron Bombardment: Origin and Impact on the Conditioning of LHC		2553
	N. Hilleret, B. Henrist, C. Scheuerlein, M. Taborelli, G. Vorlaufer, CERN, Geneva
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	Ion-stimulated Gas Desorption Yields and their Dependence on the Surface Preparation of Stainless Steel		2568
	E. Mahner, J. Hansen, D. Küchler, M. Malabaila, M. Taborelli, CERN, Geneva
	PAPER