Aerosol Complex Refractive indices m=p-iq
Ice

 
Real and imaginary indices p
# entries
Spectral range (micron)
Temperature (K)*
  3318 
  2.4971 - 12.4944
130
 3318
  2.4971 - 12.4944 
140
 3318
 2.4971 - 12.4944
150
 3318
  2.4971 - 12.4944 
160
3318
2.4971 - 12.4944
170
3318
2.4971 - 12.4944
180
3318
2.4971 - 12.4944
190
3318
2.4971 - 12.4944
200
3318
2.4971 - 12.4944
210

 
 
 
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Reference: 

 Clapp, M. L., R. E. Miller, and D. R. Worsnop,  "Frequency-Dependent Optical Constants of  Ice Obtained Directly from Aerosol Extinction Spectra",  J. Phys. Chem., 99, 6317-6326  (1995).