"H. Kuroe,N. Takami,N. Niwa,T. Sekine,M. Matsumoto,F. Yamada,H. Tanaka,K. Takemura","Longitudinal magnetic excitation in KCuCl3 studied by Raman scattering under hydrostatic pressures",,"J. Phys: Conf. Ser.",," 400",," 032042 (1-4)",2012,Dec.