Daylight and Its Spectrum |
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Page 27
... normal times and vulnerable during excess solar activity . Several named levels between 70 and 300 km in this ' ionosphere ' have been attributed to ionization by photons from different parts of the solar spectrum . Exploration of this ...
... normal times and vulnerable during excess solar activity . Several named levels between 70 and 300 km in this ' ionosphere ' have been attributed to ionization by photons from different parts of the solar spectrum . Exploration of this ...
Page 34
... normal ozone . Other calculated values for normal ozone were a few nm greater than the minimum shown in Table 1 . Large variations of flux occur near the limiting wavelength . Being changes in a small absolute proportion of the ...
... normal ozone . Other calculated values for normal ozone were a few nm greater than the minimum shown in Table 1 . Large variations of flux occur near the limiting wavelength . Being changes in a small absolute proportion of the ...
Page 85
... normal way , and the Cabannes - Dufay method . The latter is based on the assumption that the ozone layer is so high in the atmosphere that only direct sunshine penetrates it , and that the scattering of light as seen on the earth all ...
... normal way , and the Cabannes - Dufay method . The latter is based on the assumption that the ozone layer is so high in the atmosphere that only direct sunshine penetrates it , and that the scattering of light as seen on the earth all ...
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actinometer aerosol air mass albedo Ångström artificial daylight atmosphere Bener blue calculated calibration cent changes Chapter cloud colorimetry colour matching colour rendering colour temperature compared comparison corrections daylight spectrum dominant wavelength earth effects emission experimental extrapolation extraterrestrial filters fluorescent tubes flux Fraunhofer full radiator locus global radiation Henderson and Hodgkiss incandescent included infra-red kW/m² L/min Labs and Neckel lamp light sources lines luminance maximum measurements ments method mireds monochromator moon natural daylight nm intervals normal north sky observations ozone photomultiplier photosphere Planckian locus prism produced radiance radiant flux range Rayleigh scattering reflection Sastri scale showed skylight solar altitude solar constant solar irradiance solar radiation solar spectrum spectral curves spectral distribution spectral power distribution spectrophotometry Standard Illuminant sun's sunlight surface Table tion tungsten ultra-violet radiation values variations vector visible spectrum W/m² water vapour Wavelength nm zenith sky