Surface coverages in the system Mo-N2

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COMMISSION OF THE EUROPEAN COMMUNITIES physical sciences Surface coverages in the system M0-N2 Blow-up from microfiche original EUR 5762 EN 1977 COMMISSION OF THE EUROPEAN COMMUNITIES physical sciences Surface coverages in the system M0-N2 J. CAMPOSILVAN, F.W. REITER Joint Research Centre Ispra Establishment — Italy , Engineering Division 1977 EUR 5762 EN Published by the COMMISSION OF THE EUROPEAN COMMUNITIES Directorate-General 'Scientific and Technical Information and Information Management' Bâtiment Jean Monnet LUXEMBOURG LEGAL NOTICE Neither the Commission of the European Communities nor any person acting on behalf of then is responsible for the use which might be made of the following information A bibliographical slip can be found at the end of this volume © ECSC-EEC-EAEC, Brussels-Luxembourg, 1978 Printed in Belgium Reproduction authorized, in whole or in part, provided the source is acknowledged ISBN 92-825-0066-7 Catalogue number : CD-NA-77-014-EN-C -1-ABSTRACT Surface coverages of nitrogen on polycrystalline Mo-surfaces are measured in the temperature range from 195°K up to 800°K and in the pressure range from 10""^ up to 10~4 Torr by the flash filament method. If the adsorption temperature is not too high and the N2-exposure is not too long, the surface coverage is about 3x1014 N-atoms/cm2 and is independent of adsorption temperature and gas exposure.

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