Results 251 to 260 of about 106,724 (293)
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1985
The subject of solar radio emission is quite broad and has been reviewed repeatedly in articles and books (Wild et al., 1963; Kundu, 1965; Zheleznyakov, 1970; Wild and Smerd, 1972; Rosenberg, 1976; Smerd, 1976a; Kruger, 1979; Melrose, 1980a). In addition, recent conference proceedings include issue 9 of Radiophysics and Quantum Electronics 20 (1977 ...
Martin V. Goldman, Dean F. Smith
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The subject of solar radio emission is quite broad and has been reviewed repeatedly in articles and books (Wild et al., 1963; Kundu, 1965; Zheleznyakov, 1970; Wild and Smerd, 1972; Rosenberg, 1976; Smerd, 1976a; Kruger, 1979; Melrose, 1980a). In addition, recent conference proceedings include issue 9 of Radiophysics and Quantum Electronics 20 (1977 ...
Martin V. Goldman, Dean F. Smith
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Slowly Varying Component of Solar Radio Emission
Nature, 1963M. K. DAS GUPTA, D. BASU
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Pulsating Solar Radio Emission
2007A status report of current research on pulsating radio emission is given, based on working group discussions at the CESRA 2004 workshop. Quasi-periodic pulsations have been observed at all wavelength ranges of the radio band. Usually, they are associated with flare events; however since the late 90s, pulsations of the slowly-varying component of the ...
Alexander Nindos, Henry Aurass
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Solar and Interplanetary Radio Emissions
2010Recent progress on radio emissions from the Sun and in the interplanetary medium is reviewed, with particular emphases on type II and III solar radio bursts, and emissions from the Earth’s foreshock. Observations from single or multi spacecraft and ground-based instruments have provided new insights into interactions of beam-wave, wave-wave, and wave ...
Bo Li +2 more
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Solar Radio Emissions and Sunspots
Nature, 1948THE ratio of the equivalent source temperatures as deduced from observations of solar electromagnetic radiation for frequencies of 80 Mc./s. and 175 Mc./s. (T80/T175) by Ryle and Vonberg1 would appear to have considerable significance to solar as well as radio physicists.
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Envelope Soliton in Solar Radio Emission
Chinese Physics Letters, 2000Several envelope soliton fine structures have been observed in solar radio metric-wave emission. We present a model of longitudinal modulational instability to explain these fine structures. It is found that this instability can only occur in the condition of sound velocity being larger than Alfven velocity in corona.
Wang De-Yu, G P Chernov
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1977
Outside active regions the Sun produces radio emission that is due entirely to bremsstrahlung from thermal electrons — the quiet-Sun radio emission. Radiation of frequency f originates at and above the level where f = f p (= plasma frequency), i.e.
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Outside active regions the Sun produces radio emission that is due entirely to bremsstrahlung from thermal electrons — the quiet-Sun radio emission. Radiation of frequency f originates at and above the level where f = f p (= plasma frequency), i.e.
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Anomalous Scintillation of Solar Radio Emission
Publications of the Astronomical Society of Japan, 1961Abstract A peculiar type of scintillation of solar radio emission is discussed. From the statistical study and the simultaneous observations with two separated antennae, it is found that the scintillation does not originate in the ionosphere but in the troposhpere.
Atsushi Tsuchiya, Masaki Morimoto
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Space Science Reviews, 1963
We have got a reasonably clear idea of the various forms under which the type IV continuum emission may appear. Also we can imagine what kind of processes come into play during a type IV event. But the insight gained so far applies to the general case.
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We have got a reasonably clear idea of the various forms under which the type IV continuum emission may appear. Also we can imagine what kind of processes come into play during a type IV event. But the insight gained so far applies to the general case.
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Solar radio emissions at solar maximum: Interplanetary perspective
Advances in Space Research, 2003Abstract At frequencies below 10–15 MHz, radio astronomical observations of the sun are routinely performed in space because Earth's ionosphere effectively prohibits these low frequency emissions from reaching the ground. In terms of solar altitude, these frequencies correspond to about 2 Rs to 1 AU.At these low frequencies, a least four counterparts
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