Progress of Theoretical Physics Supplement
Effect of Staggered Field on the Magnetization Process of S=1/2 Antiferromagnetic Chains(Low Dimensional Systems, Field-Induced Phase Transitions and Dynamics in Quantum Spin Systems)
Akira Matsuo, Kohei Hosokawa, Yasuo Narumi, Kouichi Okunishi, Nobuya Maeshima, Takayuki Asano, Yoshitami Ajiro, Naoyuki Ishida, Takashi Nogami, Koichi Kindo