High-temperature phase transitions in SrHfO3: A Raman scattering study Manoj K. Singh, Gulab Singh, Tae Hyun Kim, Seiji Kojima, Ram S. Katiyar and J. F. Scott EPL, 107 2 (2014) 26004 Published online: 23 July 2014 DOI: 10.1209/0295-5075/107/26004