HOW MUCH YOU NEED TO EXPECT YOU'LL PAY FOR A GOOD AGGAGES4 CRYSTAL

Packing of the tetrahedra of sulphur atoms about p-ingredient atoms from the constructions with the AgGaS2, AgGaGeS4 and KGaGeS4 compounds.The main defects with the crystals obtained have already been recognized, the reasons for his or her visual appearance analysed and many attainable ways of keeping away from their development are proposed. The a