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Refractive index (real part) of hematite (212-1001nm),
interpolated from original data with a resolution of 1nm:
download matlab file
Original data source:
I.N. Sokolik and O.B. Toon, Incorporation of mineralogical coposition
into models of the radiative properties of mineral aerosol from UV to
IR wavelengths, Journal of Geophysical Research, 104(D8):9423-9444,
April 1999.
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Extinction coefficient (refractive index, imaginary part) of hematite (212-1001nm),
interpolated from original data with a resolution of 1nm:
download matlab file
Original data source:
I.N. Sokolik and O.B. Toon, Incorporation of mineralogical coposition
into models of the radiative properties of mineral aerosol from UV to
IR wavelengths, Journal of Geophysical Research, 104(D8):9423-9444,
April 1999.
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Refractive index (real part) of limonite (185-2600nm):
download matlab file
Original data source:
Egan, W.G. and Hilgeman, T.W., "Optical Properties of Inhomogeneous
Materials: Applications to Geology, Astronomy, Chemistry, and
Engineering", Academic Press, 1979.
* Note that "limonite is the general term for hydrous ferric iron oxides,
mostly goethite" (Source: Encyclopedia of Minerals, by W.L. Roberts,
T.J. Campbell and G.R. Rapp, 2nd Ed., Chapman & Hall,
1990, page 489).
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Extinction coefficient (refractive index, imaginary part) of limonite (185-2600nm):
download matlab file
Original data source:
Egan, W.G. and Hilgeman, T.W., "Optical Properties of Inhomogeneous
Materials: Applications to Geology, Astronomy, Chemistry, and
Engineering", Academic Press, 1979.
* Note that "limonite is the general term for hydrous ferric iron oxides,
mostly goethite" (Source: Encyclopedia of Minerals, by W.L. Roberts,
T.J. Campbell and G.R. Rapp, 2nd Ed., Chapman & Hall,
1990, page 489).
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Refractive index (real part) of magnetite (310-1230nm),
interpolated from original data with a resolution of 1nm:
download matlab file
Original data source:
A. Schlegel, S.F. Alvarado, and P. Wachter, Optical properties of
magnetite (Fe3O4), Journal of Physics C: Solid State Physics,
12:1157-1164, 1979.
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Extinction coefficient (refractive index, imaginary part) of magnetite (310-1230nm),
interpolated from original data with a resolution of 1nm:
download matlab file
Original data source:
A. Schlegel, S.F. Alvarado, and P. Wachter, Optical properties of
magnetite (Fe3O4), Journal of Physics C: Solid State Physics,
12:1157-1164, 1979.
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Refractive index (real part) of illite (185-2600nm):
download matlab file
Original data source:
Egan, W.G. and Hilgeman, T.W., "Optical Properties of Inhomogeneous
Materials: Applications to Geology, Astronomy, Chemistry, and
Engineering", Academic Press, 1979.
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Extinction coefficient (refractive index, imaginary part) of illite (185-2600nm):
download matlab file
Original data source:
Egan, W.G. and Hilgeman, T.W., "Optical Properties of Inhomogeneous
Materials: Applications to Geology, Astronomy, Chemistry, and
Engineering", Academic Press, 1979.
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Refractive index (real part) of kaolinite (185-2600nm):
download matlab file
Original data source:
Egan, W.G. and Hilgeman, T.W., "Optical Properties of Inhomogeneous
Materials: Applications to Geology, Astronomy, Chemistry, and
Engineering", Academic Press, 1979.
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Extinction coefficient (refractive index, imaginary part) of kaolinite (185-2600nm):
download matlab file
Original data source:
Egan, W.G. and Hilgeman, T.W., "Optical Properties of Inhomogeneous
Materials: Applications to Geology, Astronomy, Chemistry, and
Engineering", Academic Press, 1979.
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Refractive index (real part) of basalt (185-2500nm):
download matlab file
Original data source:
Egan, W.G. and Hilgeman, T.W., "Optical Properties of Inhomogeneous
Materials: Applications to Geology, Astronomy, Chemistry, and
Engineering", Academic Press, 1979.
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Extinction coefficient (refractive index, imaginary part) of basalt (185-2500nm):
download matlab file
Original data source:
Egan, W.G. and Hilgeman, T.W., "Optical Properties of Inhomogeneous
Materials: Applications to Geology, Astronomy, Chemistry, and
Engineering", Academic Press, 1979.
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The refractive index (real part) of quartz (250-1000nm) with a resolution of 5nm.
download matlab file
Original data source:
W.J. Tropf and M.E. Thomas, "Properties of Crystals and Glasses" (Table 23, alpha-SiO2 quartz,
ordinary ray) in Handbook of Optics (Volume IV: Optical Propertis of Materials, Nonlinear
Optics, Quantum Optics), M. Bass, C.M. DeCusatis, V. Lakshminarayanan, G. Li, C. MacDonald,
V.N. Mahajan and E.V. Stryland, eds., pp. 2:1-93, Optical Society of America, McGraw-Hill, Inc.,
(New York), 2010. Chapter 2.
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Refractive index (real part) of water (200-2500nm),
linearly interpolated from original data with a resolution of 5nm:
download matlab file
Original data sources:
Lower range (200-395nm):
Refractive index (real part) of water (200-395nm), calculated from formula from The
International Association for the Properties of Water and Steam (resolution of 5nm)
Release on the Refractive Index of Ordinary Water Substance as a Function of Wavelength,
Temperature and Pressure, The International Association for the Properties of Water and Steam
(IAPWS), Erlangen, Germany, September 1997 (7 pages).
Upper range (400-2500nm):
K.F. Palmer and D. Williams, Optical Properties of water in the near infrared, Journal of the
Optical Society of America, V.64, pp. 1107-1110, August, 1974.
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Extinction coefficient (refractive index, imaginary part) of water (200-2500nm), linearly interpolated from original data (resolution of 5nm)
download matlab file
Original data sources:
Lower range (200-375nm):
G.M. Hale and M.R. Querry, Optical Constants of Water in the 200-nm to 200-um Wavelength
Region, Applied Optics, Vol. 12, No. 3, pp 555-563, March 1973.
Medium range (380-720nm):
R.M. Pope and E.S. Fry, Absorption spectrum (380-700nm) of pure water. II. Integrating cavity
measurements, Applied Optics, V. 36, N. 33, pp. 8710-8723, November, 1997.
Upper range (725-2500nm):
K.F. Palmer and D. Williams, Optical Properties of water in the near infrared, Journal of the
Optical Society of America, V.64, pp. 1107-1110, August, 1974.
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