What question did this study set out to answer?

To formulate a detailed theoretical model of thermal radio-frequency emission originating from the solar envelope.

April 22, 1948Proceedings of the Royal Society of London A Mathematical and Physical Sciences

Solar radiation in the radio spectrum - I. Radiation from the quiet sun

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DMDavid Forbes MartynAustralian Academy of Science

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Implication

Theoretical analysis reveals peak effective temperatures near one million degrees at one-meter wavelengths, indicating classical electrodynamics effectively models solar radio noise.

Key Points

To formulate a detailed theoretical model of thermal radio-frequency emission originating from the solar envelope.
Applied Lorentz absorption theory alongside Kirchhoff's law to calculate effective disk temperatures across the radio spectrum.
Compared Gaunt's quantum mechanical free-free emission formula against classical absorption treatments utilizing Chapman and Cowling's ionized gas collision frequency.
Calculated a maximum solar effective temperature approaching 10^6 °C near a wavelength of 1 meter.
Demonstrated the occurrence of limb brightening across centimeter wavelengths.
Found classical electrodynamic methods produce results nearly identical to quantum mechanical calculations for ionized solar medium emissions.

Cite This Study

David Forbes Martyn (1948) studied this question.

synapsesocial.com/papers/6a7ccb8f273accedbda8b446 https://doi.org/10.1098/rspa.1948.0032

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Implication

Theoretical analysis reveals peak effective temperatures near one million degrees at one-meter wavelengths, indicating classical electrodynamics effectively models solar radio noise.

Solar radiation in the radio spectrum - I. Radiation from the quiet sun

Discussion

Member takes

Implication

Key Points

Cite This Study

Solar radiation in the radio spectrum - I. Radiation from the quiet sun

Discussion

Member takes

Implication

Key Points

Cite This Study

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