Molar spectral attenuation coefficient of water

A dataset containing the wavelengths at a 2 nm interval and the corresponding attenuation coefficients.

Usage

water.spct

Format

A solute_spct object with 251 rows and 2 variables

Details

• w.length (nm), range 300 to 800 nm.

• K.mole (cm-1/M)

References

H. Buiteveld and J. M. H. Hakvoort and M. Donze (1994) "The optical properties of pure water," in SPIE Proceedings on Ocean Optics XII, edited by J. S. Jaffe, 2258, 174–183.

https://omlc.org/spectra/water/

See also

Other Spectral data examples: A.illuminant.spct, D50.illuminant.spct, D65.illuminant.spct, Ler_leaf.spct, black_body.spct, ccd.spct, clear.spct, filter_cps.mspct, green_leaf.spct, phenylalanine.spct, photodiode.spct, sun.spct, sun_daily.spct, sun_evening.spct, two_filters.spct, white_led.source_spct

Author

Buiteveld et al. (1994) (original data)

Examples

head(water.spct)
#> Object: solute_spct [6 x 2]
#> Wavelength range 300-310 nm, step 2 nm 
#> Name: water, Molar mass (Da): 18.02, Formula: H2O.
#> Variables:
#>  w.length: Wavelength [nm]
#>  K.mole: Molar attenuation coefficient [m2 mol-1] 
#> --
#> # A tibble: 6 × 2
#>   w.length   K.mole
#>      <int>    <dbl>
#> 1      300 0.000382
#> 2      302 0.000361
#> 3      304 0.000341
#> 4      306 0.000323
#> 5      308 0.000305
#> 6      310 0.000288
summary(water.spct)
#> Summary of solute_spct [251 x 2] object: water.spct
#> Wavelength range 300-800 nm, step 2 nm
#> Name: water, Molar mass (Da): 18.02, Formula: H2O.
#> Variables:
#>  w.length: Wavelength [nm]
#>  K.mole: Molar attenuation coefficient [m2 mol-1] 
#> --
#>     w.length       K.mole         
#>  Min.   :300   Min.   :0.0000530  
#>  1st Qu.:425   1st Qu.:0.0001275  
#>  Median :550   Median :0.0005880  
#>  Mean   :550   Mean   :0.0051015  
#>  3rd Qu.:675   3rd Qu.:0.0041980  
#>  Max.   :800   Max.   :0.0277420  
solute_properties(water.spct)
#> Name: water, Molar mass (Da): 18.02, Formula: H2O.
cat(comment(water.spct))
#> H. Buiteveld and J. M. H. Hakvoort and M. Donze, "The optical properties
#> of pure water," in SPIE Proceedings on Ocean Optics XII, edited by J. S.
#> Jaffe, 2258, 174--183, (1994).
#> 
#> lambda	 absorption
#>  (nm) 	   (1/cm)