Adsorption and condensation of small molecules on tungsten (100) as studied using x-ray photoelectron spectroscopy
โ Scribed by John T. Yates Jr.; Theodore E. Madey; Nils E. Erickson; S.D. Worley
- Publisher
- Elsevier Science
- Year
- 1976
- Tongue
- English
- Weight
- 463 KB
- Volume
- 39
- Category
- Article
- ISSN
- 0009-2614
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โฆ Synopsis
X-ray photoelectron spectroscopy (XPS) has been used to examine the adsorption of fi2C0, 0,, CO and CO, on the WUOO) surface at fO0 K and 300 K. Corre!ations between XPS measurements and kinetic me3surcments have been made.
crystal to eliminate the possibility of complexities arising from adsorption on different crystal planes which would normally be present in po~yc~st~Iine
substrates. This study is done-at crystal temperatures ranging from -100 K to =I300 K in order to observe the-widest range of surface species extending.from condensed molecular solids to adsorbed atomic fragments produced by-dissociation of adsorbate molecules.
๐ SIMILAR VOLUMES
The adsorption of CO on a polycrystaliine MO fdm at =80"K has been studied by X-ray and UV photoelectron spectroscopy (XPS and UPS). Two adsorption states were revealed by XPS. the ratio of the O(ls) intensities from these two states was about 4 : 1 at saturation coverage (PC0 = lad torr). Broad res