Fitting Drude-Lindhard parameters for ZnS
i ai ωpi γi

1

5.7130E-02

0.044

0.001

2

6.6000E-03

1.867

2.869

3

-2.5887E-01

15.225

39.657

4

1.2498E-01

16.617

5.770

5

2.6510E-02

17.625

3.202

6

2.2300E-02

18.884

1.627

7

6.5569E-01

22.349

21.916

8

-6.6340E-02

37.161

20.747

9

1.9692E-01

73.235

217.749

10

-4.5700E-03

88.946

30.052

11

-1.4600E-03

120.853

34.607

12

-1.1100E-03

140.914

26.780

13

-5.3048E-04

159.297

14.537

14

3.5667E-04

169.720

10.733

15

1.2792E-04

178.319

13.142

16

1.0800E-03

187.510

50.758

17

2.7300E-03

228.731

198.923

18

-3.6528E-04

615.692

769.948

19

-3.0746E-05

968.732

210.281

20

1.5875E-05

1050.386

54.562

21

4.5893E-05

1128.657

184.393

22

1.2363E-05

1286.316

198.037

23

8.1843E-05

1453.952

947.620

24

7.7930E-07

2593.805

158.611

25

4.4693E-06

3007.260

1143.481



References of fitted experimental data for ZnS

Incident photon
energy range (eV)

Fitted optical
constants

Source of data

0.004-0.01

n, k

T. Hattori et al., Opt. Commun. 7, 229 (1973)

0.01-0.05

n, k

A. Manabe et al., Jpn. J. Appl. Phys. 6, 593 (1967)

0.05-2.5

n

A. Pikhtin and A. Yas'kov, Sov. Phys. Semicond. 12, 622 (1978)

0.05-2.5

k

S. Czyzek et al., J. Opt. Soc. Am. 44, 864 (1954)

2.5-80

n, k

W. Hunter et al., J. Opt. Soc. Am. 68, 1319 (1978)
M. Cardona and G. Harbeke, Phys. Rev. A 137, 1467 (1965)

80-95

n, k

E. Palik, Handbook of Optical Constants of Solids. Academic Press, New York (1985)

95-2000

n, k

B. Henke et al., At. Data Nucl. Data Tables 27, 1 (1982)

2000-10000

n, k

H. Hagemann et al., J. Opt. Soc. Am. 65, 742 (1975)