Table 1

Lattice parameters, energy gaps, our calculated and and Δn(0).
	CuInS₂	CuInSe₂	CuInTe₂

A (Å)	5.52^a	5.78^a	6.179^a
C (Å)	11.08^a	11.57^a	12.36^a
(eV)	1.53^{b, r}, 1.55^e, 1.48ⁱ, 1.54^d	1.04^b, 0.96^g, 1.01^h, 0.98^{i, r}, 0.88^d	1.06^{b, j}, 0.96^f
(eV)	0.01^c, -0.14^r, 0.812*	0.01^c, -0.2^r, 0.416*	0.18^c, 0.424*
	11.3*, 9.71^p, 8.6^q	14.8*	13.5*
	11*, 9.68^p, 8.4^q	14.6*	13.8*
Δn(0)	-0.018^k, -0.019*	-0.012^m, -0.013*	0.002*
N ₀	2.532^{n, o}, 2.71*	2.606ⁿ, 2.83*	2.720ⁿ, 2.91*

^aRef.32 ^bRef.36 ^cRef.17 ^dRef.37 ^eRef.38 ^fRef. 11 ^gRef.39 ^hRef.40 ⁱRef.41 ^jRef.42 ^kRef.19 ^mRef.20 ⁿRef.31 ^oRef.57 ^pRef.53 ^qRef.62 ^rRef.63 *This work
Reshak and Auluck PMC Physics B 2008 1:12 doi:10.1186/1754-0429-1-12