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Author Neyts, E.; Shibuta, Y.; Bogaerts, A.
Title Bond switching regimes in nickel and nickel-carbon nanoclusters Type A1 Journal article
Year (down) 2010 Publication Chemical physics letters Abbreviated Journal Chem Phys Lett
Volume 488 Issue 4/6 Pages 202-205
Keywords A1 Journal article; Plasma Lab for Applications in Sustainability and Medicine – Antwerp (PLASMANT)
Abstract Understanding the fundamental dynamics in carbon nanotube (CNT) catalysts is of primary importance to understand CNT nucleation. This Letter reports on calculated bond switching (BS) rates in pure and carbon containing nickel nanoclusters. The rates are analyzed in terms of their temperature dependent spatial distribution and the mobility of the cluster atoms. The BS mechanism is found to change from vibrational to diffusional at around 900 K, with a corresponding strong increase in activation energy. Furthermore, the BS activation energy is observed to decrease as the carbon content in the cluster increases, resulting in an effective liquification of the cluster.
Address
Corporate Author Thesis
Publisher Place of Publication Amsterdam Editor
Language Wos 000275751900020 Publication Date 2010-02-15
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0009-2614; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.815 Times cited 20 Open Access
Notes Approved Most recent IF: 1.815; 2010 IF: 2.282
Call Number UA @ lucian @ c:irua:80998 Serial 248
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