GaP Refractive Index

Optical constants (n, k) of GaP, covering 0.21 – 2.16 μm wavelength range.

Range 0.207 – 2.159 μm

Data Points 184

Optical Constants at Key Wavelengths

632.8 nm (He-Ne)

n = 3.3583

k = 0.0000

589.3 nm (Na-D)

n = 3.4110

k = 0.0000

532 nm

n = 3.4998

k = 0.0005

n, k Dispersion Curves

Data Table (Sampled)

Wavelength (μm)	n	k
0.2066	1.77320	2.85440
0.2108	1.83600	2.95000
0.2152	1.91250	3.06240
0.2197	2.01070	3.19580
0.2244	2.14470	3.35370
0.2293	2.33900	3.53470
0.2344	2.63250	3.71940
0.2398	3.06510	3.84070
0.2455	3.60600	3.76570
0.2514	4.06130	3.42220
0.2576	4.25630	2.97950
0.2641	4.26010	2.63850
0.2709	4.21210	2.43460
0.2781	4.18620	2.32560
0.2857	4.20680	2.26940
0.2937	4.28120	2.23800
0.3022	4.41520	2.21290
0.3112	4.62340	2.17940
0.3208	4.94420	2.11910
0.3309	5.46210	2.00680
0.3417	5.24690	1.46680
0.3533	4.74510	1.10180
0.3656	4.41250	0.67305
0.3789	4.19980	0.28323
0.3931	4.07310	0.20215
0.4085	3.98270	0.18097
0.4251	3.91600	0.14513
0.4431	3.84530	0.07715
0.4627	3.72650	0.01512
0.4842	3.63380	0.00873
0.5077	3.56120	0.00360
0.5336	3.49980	0.00049
0.5623	3.44660	0.00000
0.5942	3.39980	0.00000
0.6300	3.35830	0.00000
0.6705	3.32130	0.00000
0.7164	3.28830	0.00000
0.7691	3.25870	0.00000
0.8302	3.23230	0.00000
0.9018	3.20870	0.00000
0.9869	3.18770	0.00000
1.0898	3.16910	0.00000
1.2166	3.15280	0.00000
1.3768	3.13850	0.00000
1.5857	3.12620	0.00000
1.8692	3.11580	0.00000
2.1586	3.10920	0.00000

Sampled data (184 points total). Click "Download Full CSV" for complete data.

References

S. Adachi. Optical dispersion relations for GaP, GaAs, GaSb, InP, InAs, InSb, Al_xGa_1−xAs, and In_1−xGa_xAs_yP_1−y. J. Appl. Phys. 66, 6030-6040 (1989)
[Calculation script (Python)]

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