ABSTRACT
Birefringence of Crystal Silicon from the Ultraviolet to
the Visible Region at Room Temperature
-u (eV) l (nm) (n(O)Ln(E))!10
8.27 149.98 21.383
8.14 152.34 20.496
8.00 154.93 19.600
7.85 157.86 18.702
7.69 161.29 17.813
7.50 165.24 16.922
7.29 170.19 16.062
7.05 175.97 15.194
6.77 183.10 14.339
6.45 192.33 13.517
6.07 204.31 12.718
5.62 220.78 11.970
5.09 243.58 11.250
4.47 277.40 10.584
4.11 301.81 10.303
Dispersion: Paschen
derived the following dispersion relation using measured values n
(O) in
the visible-infrared region:
ðn
ðOÞÞ
Z a
K
a
l
Kl
K
a
l
Kl
:
The wavelength, l, is in mm and a
Z3.5968913, a
Z0.01064379, a
Z138.20519,
l
Z0:0106291, and l
Z111:4502. Dispersion values, dn/dl (cm
K1
), are obtained using the
Optical Rotary Power and Circular Birefringence of Synthesized
Crystal Quartz in the Vacuum Ultraviolet Region
at Room Temperature
l (nm) r(8) (n
Ln
)!10