Han Choi

Luminescence of (Ca, La)S : Dy

Han Choi, Chang-Hong Kim, C. Pyun, 1999 .

Valencies of Eu in CaS:Eu, La

Han Choi, Chang-Hong Kim, C. Pyun, 1998 .

Luminescence of CaS:Bi

Han Choi, Chang-Hong Kim, C. Pyun, 1999 .

Luminescence properties of Ca1−xSrxTiO3:Pr3+

Han Choi, Chang-Hong Kim, C. Pyun, 1998 .