TY - JOUR AU - X. Li, J. Van Embden, R. A. Evans and M. Gu TI - Type-II core/shell nanoparticle induced photorefractivity JF - Applied Physics Letters VL - 98 IS - 23 SP - PY - 2011 N1 - doi: 10.1063/1.3596437 UR - http://dx.doi.org/10.1063/1.3596437