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  • Nature Publishing Group  (6)
  • 1
    Digitale Medien
    Digitale Medien
    The Distribution in Space of the Sunlit Aurora Rays (1929)
    [s.l.] : Nature Publishing Group
    Nature 123 (1929), S. 82-83 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] SOME time ago (NATURE, Sept. 3, 1927) I discussed the position of the sunlit aurora rays with my colleague, Prof. Krogness, and he made the suggestion that the great heights of these rays might perhaps be explained by assuming that the sun's radiation pressure pushes away the upper atmosphere ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/123082b0
    Standort Signatur Erwartet Verfügbarkeit
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    Artikel (Nationallizenzen)
    Volltext
  • 2
    Digitale Medien
    Digitale Medien
    Radio Echoes and Conditions for their Occurrence (1929)
    [s.l.] : Nature Publishing Group
    Nature 123 (1929), S. 16-17 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] SINCE October 24, the emission of signals (see NATURE, NOV. 3 and Dec. 8, 1928) from the shortwave emitter PCJJ (Holland) has been continued twice a week, and sometimes more frequently. Through the Norwegian Telegraph Office a series of receiving stations has maintained a continual watch, and ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/123016b0
    Standort Signatur Erwartet Verfügbarkeit
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    Artikel (Nationallizenzen)
    Volltext
  • 3
    Digitale Medien
    Digitale Medien
    The Aurora of October 15, 1926, in Norway and Sounds Associated with it (1927)
    [s.l.] : Nature Publishing Group
    Nature 119 (1927), S. 45-46 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] To the above most interesting communication from M. Jelstrup I may add the following: On Oct. 15 I had the aurora stations at Bygdö, Oslo, Oscarsborg, Tömte, and Kongsberg in action from about 18h Greenwich Civil Time to about 2h on the following morning, and ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/119045b0
    Standort Signatur Erwartet Verfügbarkeit
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    Artikel (Nationallizenzen)
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  • 4
    Digitale Medien
    Digitale Medien
    Photographic Determination of the Altitude of the Aurora of December 16, 1917, in Christiania (1918)
    [s.l.] : Nature Publishing Group
    Nature 101 (1918), S. 4-5 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IT may be of interest to readers of NATURE to know that I succeeded in obtaining a series of simultaneous photographs of the aurora of December 16 last from two stations—Christiania and Aas, twenty-eight kilometres from each other. FIG. I.-Aurora rays, December 16, 1917, 2ih. 9m. G.M.T., ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/101004b0
    Standort Signatur Erwartet Verfügbarkeit
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  • 5
    Digitale Medien
    Digitale Medien
    Spectrum of the Sunlit Auroral Rays. (1930)
    [s.l.] : Nature Publishing Group
    Nature 125 (1930), S. 305-305 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] IN a letter in NATURE of Dec. 21, 1929, Prof. Vegard criticised some researches which Moxnes and I had published in the issue of Aug. 17, 1929. In my letter I pointed out that the results obtained were only preliminary, and that the measurements of the intensities of the spectral lines were to ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/125305a0
    Standort Signatur Erwartet Verfügbarkeit
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    Artikel (Nationallizenzen)
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  • 6
    Digitale Medien
    Digitale Medien
    The Spectrum of Sunlit Aurora Rays as compared with the Spectrum of Lower Aurora in the Earth's Shadow (1929)
    [s.l.] : Nature Publishing Group
    Nature 124 (1929), S. 263-264 
    Details
    ISSN: 1476-4687
    Quelle: Nature Archives 1869 - 2009
    Thema: Biologie , Chemie und Pharmazie , Medizin , Allgemeine Naturwissenschaft , Physik
    Notizen: [Auszug] ON several occasions, especially during the great aurora of Mar. 22–23, 1920, I have looked at sunlit auroral rays through a pocket spectroscope and always found the green auroral line very faint as compared with other strong lines in the blue and violet (Résultats des mesures ...
    Materialart: Digitale Medien
    URL: http://dx.doi.org/10.1038/124263a0
    Standort Signatur Erwartet Verfügbarkeit
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    Artikel (Nationallizenzen)
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