Determining wave vector and material property from the phase-shift of spin-wave propagation Mingqiang Bao, Kin Wong, Alexander Khitun, Jooyoung Lee, Zhibiao Hao, Kang L. Wang, Dok Won Lee and Shan X. Wang EPL, 84 2 (2008) 27009 Published online: 13 October 2008 DOI: 10.1209/0295-5075/84/27009