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Non-noble NieCu/ACC bimetallic catalyst for dehydrogenation of liquid organic hydrides for hydrogen storage

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Title Non-noble NieCu/ACC bimetallic catalyst for
dehydrogenation of liquid organic hydrides for
hydrogen storage
 
Creator Biniwale, Rajesh
Pande, Jayshri V
Patil, Shubhangi P
 
Subject Materials Science
 
Description The effect of Cu on dehydrogenation activity of Ni has been observed when dehydrogenation
of methyl cyclohexane (MCH) was carried out by using bimetallic NieCu supported
on activated carbon cloth (ACC) catalysts with various Ni to Cu ratios and constant total
metal content of about 10 wt%. The dehydrogenation of MCH was studied for delivery of
clean hydrogen to hydrogen fueling station. Catalysts have been synthesized by adsorption
method and characterized by atomic absorption spectroscopy (AAS), X-ray powder
diffraction (XRD), and X-ray photoelectron spectroscopy (XPS). Among all combinations of
this study 8 wt% Ni รพ 2 wt% Cu/ACC was found to show strong synergetic effect. This
catalyst exhibited relatively high H2 evolution rate 39.4 mmol/gmet/min during the dehydrogenation
of MCH. At the same time methane evolution rate was relatively low which
indicated insignificant side reaction of hydrogenolysis. The study reveals that presence of
specific amount of Cu enhances the dehydrogenation activity of Ni and suppresses the
hydrogenolysis activity for the same. The NieCu/ACC catalyst may be a potential nonnoble
metal catalyst for dehydrogenation reaction.
 
Publisher Elsevier
 
Date 2013
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://neeri.csircentral.net/1096/1/Int%20J%20Hydrogen%20Eng%2038%202013%20Ni-Cu.PDF
Biniwale, Rajesh and Pande, Jayshri V and Patil, Shubhangi P (2013) Non-noble NieCu/ACC bimetallic catalyst for dehydrogenation of liquid organic hydrides for hydrogen storage. International Journal of Hydrogen energy, 38 (35). pp. 15233-15241. ISSN 0360-3199
 
Relation https://www.journals.elsevier.com/international-journal-of-hydrogen-energy
http://neeri.csircentral.net/1096/