Borgschulte, A.Rector, J. H.Dam, B.Griessen, R.Zuttel, A.2015-03-032015-03-032015-03-03200510.1016/j.jcat.2005.08.018https://infoscience.epfl.ch/handle/20.500.14299/111883WOS:000232815700011The role of niobium oxide as a surface catalyst for hydrogen absorptiontext::journal::journal article::research article