Paper Title:

Dissociative Adsorption of Carbonaceous Gases on Ni Containing Representative Elements

Periodical Materials Science Forum (Volume 696)
Main Theme High-Temperature Oxidation and Corrosion 2010
Edited by Toshio Maruyama, Masayuki Yoshiba, Kazuya Kurokawa, Yuuzou Kawahara and Nobuo Otsuka
Pages 45-50
DOI 10.4028/www.scientific.net/MSF.696.45
Citation Yoshitaka Nishiyama et al., 2011, Materials Science Forum, 696, 45
Online since September, 2011
Authors Yoshitaka Nishiyama, Koji Moriguchi, Nobuo Otsuka
Keywords Carburization, Electronegativity, Electronic Structure, Metal Dusting, Representative Element, Surface Segregation
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Abstract

Laboratory metal dusting test of several Ni binary alloys containing the representative element was conducted in a simulated syngas atmosphere at 650°C for 100h. The Ni alloys containing element belonging to Group 14 and 15 in the periodic series exhibited excellent metal dusting resistance, while those containing Group 13 did not. This behavior was able to be reasonably interpreted from the Blyholder mechanism and the concept of Pauling’s electronegativity.