Progress of Theoretical Physics
Effect of Staggered Field on the Magnetization Process of S=1/2 Antiferromagnetic Chains (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