Formation of Metastable Liquid Catalyst during Subeutectic Growth of Germanium Nanowires Gamalski, A. D. ; Tersoff, J. ; Sharma, R. ; Ducati, C. ; Hofmann, S. Abstract Publication: Nano Letters Pub Date: August 2010 DOI: 10.1021/nl101349e Bibcode: 2010NanoL..10.2972G