Research Article

Vibrational Spectral Studies of Pure and Doped TGSP Crystals

Table 1

Energy band gap values of grown crystals.

CrystalEg (calculated from Eg = 1240/ eV) eVEg (obtained from Urbach Plot) eV

TGSP5.345.1496
TGSP + ADP5.325.1606
TGSP + KDP5.35.1496