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Filtering by: Creator Belknap, George N. (George Nicholas), 1905- Remove constraint Creator: Belknap, George N. (George Nicholas), 1905- Advisor Morris, Robert J. Remove constraint Advisor: Morris, Robert J.

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  • Education of American research astronomers, 1876-1941

    Creator:
    Hall, Robert Dale, 1947-
    Abstract:
    The education (particularly graduate education) of Americans who were active in astronomical research between 1876 and 1941 is assessed for its effectiveness in preparing the astronomers for careers in research. This period contains three dynamic changes: the growth of American astronomy in becoming the world's leading community of astronomers, the...
    Resource Type:
    Dissertation
    Full Text:
    YEARS, 1879-1891 ........................................... 146 ASAPH HALL, JR. YEARS, 1892-1905

  • Ionizing radiation and its chemical effects : a historical study of chemical dosimetry (1902-1962)

    Creator:
    Chorzempa, Mary André, Sister
    Abstract:
    Chemical dosimetry developed in response to needs created by developments in the field of high-energy radiation. Shortly after the discovery of X-rays in 1895 and of radioactivity in 1896, the deleterious effects of ionizing radiation were recognized. To guard against the injurious effects of radiation in medical application, dose-measuring methods...
    Resource Type:
    Dissertation
    Full Text:
    of X-rays on 0. 00033 M ferrosulfate in 0.8<N sulfuric acid. 89 2. The action of different doses of