Instability of CaLi2 at high pressure: Theoretical prediction and experimental results J. S. Tse, D. D. Klug, S. Desgreniers, J. S. Smith and R. Dutrisac EPL, 86 5 (2009) 56001 Published online: 09 June 2009 DOI: 10.1209/0295-5075/86/56001