Fig. 2
From: Barium lanthanum sulfide ceramics as new far-infrared transparent materials

X-ray diffraction patterns of pure BLS1.9 powder and BLS1.9 ceramic sintered naturally for 12 h at 1250 °C under pure H2S.
From: Barium lanthanum sulfide ceramics as new far-infrared transparent materials

X-ray diffraction patterns of pure BLS1.9 powder and BLS1.9 ceramic sintered naturally for 12 h at 1250 °C under pure H2S.