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Optical constants of GaP (Gallium phosphide)
Aspnes and Studna 1983 - n,k 0.21-0.83 µm

Wavelength: µm
 (0.2066 – 0.8266)  
 

Refractive index[ i ]

n =

Extinction coefficient[ i ]

k =

Other optical constants


Dielectric constants[ i ]

ϵ1 =
ϵ2 =

Absorption coefficient[ i ]   [ i ]

α = cm-1

Chromatic dispersion[ i ]

dn/dλ = µm-1
n   k   log   eV

Comments

Crysal orientation: <110>; Undoped; Room temperature

Data

[CSV - comma separated]   [TXT - tab separated]   [Full database record]

References

D.E. Aspnes and A. A. Studna. Dielectric functions and optical parameters of Si, Ge, GaP, GaAs, GaSb, InP, InAs, and InSb from 1.5 to 6.0 eV, Phys. Rev. B 27, 985-1009 (1983)

Optical transmission calculator

Thickness: 
Calculation method: 

Transmittance (at  µm)[ i ]

T =

Reflection calculator

Angle of incidence (0~90°): 
Direction: in out

Reflectance (at µm)[ i ]

RS = (S-polarized)
RP = (P-polarized)
R = (non-polarized, (RS+RP)/2 )

Reflection phase[ i ]

ɸ = °
ɸS = °
ɸP = °

Brewster's angle[ i ]

θB = °

Critical angle[ i ]   [ i ]

θC = °

More info - wiki

Gallium phosphide, GaP

Other name

Gallium(III) phosphide

External links