A novel birefringent alpha-BaB2O4, crystal, 40 mm in diameter, 35 mm i
n height has been grown successfully in our laboratory by Czochralski
method. The proportion of B2O3 and BaO of starting material, crystal c
racking and the transmission spectrum of alpha-BaB2O4 crystal have bee
n briefly analyzed. (C) 1998 Elsevier Science B.V. All rights reserved
.