What does Gamma 6 , Gamma7 and gamma 8 in HgTe band structure represents?

Band inversion in HgTe is explained on the basis of band ordering of Gamma 6, Gamma 7, and Gamma 8 positions. But what do these 6, 7 and 8 represents? can anybody explain briefly how can we...

16 May 2022 5,729 7 View