TY - JOUR AU - L Alldredge AU - Joseph Woicik AU - W Chang AU - S Kirchoefer AU - J Pond C2 - Applied Physics Letters DA - 2007-08-09 00:08:00 LA - en M1 - 91 PB - Applied Physics Letters PY - 2007 TI - Spectroscopic Determination of Phase in Tetragonally Strained Ba0.5Sr0.5TiO3 Films at Room Temperature ER -