Koichi Kitazawa

A new mercury-based superconductor: (Hg, Cr)Sr2CuOy

K. Kitazawa, K. Yamafuji, K. Kishio, 1994 .

Lorentz microscopy observation of vortices inside Bi-2212 thin films with columnar defects

K. Harada, T. Matsuda, A. Tonomura, 2002 .

Real-time observation of individual vortices in high-Tc superconductors by Lorentz microscopy

K. Harada, T. Matsuda, A. Tonomura, 2000 .

Soft X-ray photoemission study of CaB6

A. Higashiya, H. Takagi, S. Imada, 2005 .