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ionosphere

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Journal Articles
Historical Studies in the Natural Sciences. 2012; 423190–234 doi: https://doi.org/10.1525/hsns.2012.42.3.190
Published: 01 June 2012
...Chen-Pang Yeang While the discovery of the ionosphere through wireless communications technology in the mid-1920s had built a close connection between atmospheric science and radio, the full-fledged use of radio waves as a geophysical probe did not start until an instrumental development occurred a...
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Historical Studies in the Natural Sciences. 2019; 492151–193 doi: https://doi.org/10.1525/hsns.2019.49.2.151
Published: 01 April 2019
Journal Articles
Historical Studies in the Natural Sciences. 2018; 484403–440 doi: https://doi.org/10.1525/hsns.2018.48.4.403
Published: 01 September 2018
...: disturbance by the nonhomogeneous gravitational field of the Earth, nongravi- tational forces (friction of the atmosphere), the disturbance of the radar signal in its atmo- spheric trajectory (steam, ionospheric electrons), and the radar waves reflecting on the waves (ibid., 23 25). 28. Claude Frankignoul...
Journal Articles
Historical Studies in the Natural Sciences. 2016; 464460–489 doi: https://doi.org/10.1525/hsns.2016.46.4.460
Published: 01 September 2016
... periodical, with its articles and advertisements, is a privileged showcase of the development of wireless technologies, its publics, 6. See Aitor Anduaga, Wireless and Empire: Geopolitics, Radio Industry and Ionosphere in the British Empire, 1918 1939 (Oxford: Oxford University Press, 2009), 57 60. 7. Ibid...
Journal Articles
Historical Studies in the Natural Sciences. 2013; 434453–491 doi: https://doi.org/10.1525/hsns.2013.43.4.453
Published: 01 September 2013
... Sizes of Discrete Radio Sources Nature 170 (1952): 1061 63, on 1061. CONCEP T OF THE PHOTON I N QUES T I ON | 459 interferometer was associated with its excessive sensitivity to ionospheric effects that might interfere with the measurements.18 The construction of a new type of interferometer able to...
Journal Articles
Historical Studies in the Natural Sciences. 2013; 43141–104 doi: https://doi.org/10.1525/hsns.2013.43.1.41
Published: 01 February 2013
Journal Articles
Historical Studies in the Natural Sciences. 2012; 425341–388 doi: https://doi.org/10.1525/hsns.2012.42.5.341
Published: 01 November 2012
... as an assistant professor at Minnesota, and together, with the help of crystal-tuned radio transmitters borrowed from the Naval Research Laboratory, they worked on using radio waves to study the ionosphere. In addition to earning Tuve his PhD, the research also resulted in a permanent staff position...
Journal Articles
Historical Studies in the Natural Sciences. 2011; 412123–178 doi: https://doi.org/10.1525/hsns.2011.41.2.123
Published: 01 May 2011
Journal Articles
Historical Studies in the Natural Sciences. 2008; 383405–450 doi: https://doi.org/10.1525/hsns.2008.38.3.405
Published: 01 August 2008
... create an organization capable of addressing the growing telecom- munications needs of the Cold War, including radio communication to the strategically crucial Canadian North. While the Radio Physics Laboratory launched investigations of ionospheric storms and high-frequency radio black- outs, the...
Journal Articles
Historical Studies in the Natural Sciences. 2008; 382173–221 doi: https://doi.org/10.1525/hsns.2008.38.2.173
Published: 01 May 2008
...- tacular arch-shaped eruptions most visible in the corona. Most significantly, a few days later he observed the unexpected connection between a bright corona on the east limb of the sun and radio interference in the earth s ionosphere, a finding of sufficient military importance to keep him at Climax for...
Journal Articles
Historical Studies in the Natural Sciences. 2005; 36135–70 doi: https://doi.org/10.1525/hsps.2005.36.1.35
Published: 01 September 2005
Journal Articles
Historical Studies in the Natural Sciences. 2004; 342371–398 doi: https://doi.org/10.1525/hsps.2004.34.2.371
Published: 01 March 2004
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Historical Studies in the Natural Sciences. 2001; 321115–124 doi: https://doi.org/10.1525/hsps.2001.32.1.115
Published: 01 September 2001
... offered to fly a preliminary S-16 on some of his Centaure rockets to test the idea.12 The Centaures only reached the upper, partially ionized atmosphere (the ionosphere) in heights of few hundred kilome- ters rather than real space. At these altitudes an ion cloud would demonstrate its diagnostic power in...
Journal Articles
Historical Studies in the Natural Sciences. 2000; 31155–92 doi: https://doi.org/10.2307/27757846
Published: 01 January 2000
.... David K. van Keuren, "Moon in their eyes: Moon communication relay at the Naval Research Laboratory, 1951-1962," Andrew J. Butrica, ed., Beyond the ionosphere: Fifty years of satellite communication (Washington, D.C., 1997), 9-18. Butrica (ibid.), 67-68. 4 E.R. Piore "The impact of ONR support...
Journal Articles
Historical Studies in the Natural Sciences. 2000; 302393–415 doi: https://doi.org/10.2307/27757837
Published: 01 January 2000
... Einstein's theory of rela tivity and learn more about the ionosphere.26 Under the headline "Eclipse will aid missile accuracy," the New York Times noted that the 1948 eclipse "is of particular interest now because of the possible development of long-range military devices." The Times explained further that...
Journal Articles
Historical Studies in the Natural Sciences. 1997; 272357–372 doi: https://doi.org/10.2307/27757783
Published: 01 January 1997
... because they fail to recognize the divergent traditions governing the interactions between theoretical and experi mental physicists in the two countries. Bruce Hevly focuses on the making of instruments for ionospheric research at the Naval Research Laboratory in the interwar years. He argues that science...
Journal Articles
Historical Studies in the Natural Sciences. 1991; 212299–316 doi: https://doi.org/10.2307/27757665
Published: 01 January 1991
... During World War I, money poured into ionospheric research, magnetic triggering devices, and new forms of magnetometers, as well as into basic research on dynamic meteorology and geomagnetic secu lar variation. Research on radio wave propagation took place at Fair banks, Alaska in the 1930s through the...
Journal Articles
Historical Studies in the Natural Sciences. 1987; 18189–109 doi: https://doi.org/10.2307/27757597
Published: 01 January 1987
... of the space telescope (Cambridge, forthcoming). 8 The heavens and the earth: A political history of the space age (New York, 1985). 9 C. Stewart Gillmor, "Threshold to space: Early studies of the ionosphere," in P.A. Hanle and Von Del Chamberlin, eds., Space science come of age...