1909 in science

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search
List of years in science (table)

The year 1909 in science and technology involved some significant events, listed below.















  1. ^ Johannsen, W. (1909). Elemente der exakten Erblichkeitslehre (in German). Jena: Gustav Fischer.
  2. ^ "New Chemical Substance" (PDF). The New York Times. 1909-02-06.
  3. ^ "Original Patent for Synthesis of Ammonia". European Patent Office. Retrieved 12 April 2011.
  4. ^ Bowlby, Chris (2011-04-12). "Fritz Haber: Jewish chemist whose work led to Zyklon B". BBC News. Archived from the original on 12 April 2011. Retrieved 2011-04-12.
  5. ^ Sorensen, S. P. L. (1909). "Enzymstudien. II, Über die Messung und die Bedeutung der Wasserstoffionenkonzentration bei enzymatischen Prozessen". Biochemische Zeitschrift. 21: 131–304.
  6. ^ "The Magnetic South Pole". Woods Hole Oceanographic Institution, Magnetics Group, Ocean Bottom Magnetology Laboratory. Retrieved 2011-02-25.
  7. ^ Crilly, Tony (2007). 50 Mathematical Ideas you really need to know. London: Quercus. p. 97. ISBN 978-1-84724-008-8.
  8. ^ Chagas, C. (1909). "Neue Trypanosomen". Vorläufige Mitteilung Archiv für Schiffs-und Tropenhygiene. 13: 120–2.
  9. ^ Redhead, S. A.; Cushion, M. T.; Frenkel, J. K.; Stringer, J. R. (2006). "Pneumocystis and Trypanosoma cruzi: nomenclature and typifications". Journal of Eukaryotic Microbiology. 53 (1): 2–11. doi:10.1111/j.1550-7408.2005.00072.x. PMID 16441572.
  10. ^ Chagas, C. (1909). "Nova tripanozomiase humana: Estudos sobre a morfolojia e o ciclo evolutivo do Schizotrypanum cruzi n. gen., n. sp., ajente etiolojico de nova entidade morbida do homem [New human trypanosomiasis: Studies about the morphology and life-cycle of Schizotripanum cruzi, etiological agent of a new morbid entity of man]". Memórias do Instituto Oswaldo Cruz. 1 (2): 159–218. doi:10.1590/S0074-02761909000200008. ISSN 0074-0276.
  11. ^ Kropf, S. P.; Sá, Magali Romero (July 2009). "The discovery of Trypanosoma cruzi and Chagas disease (1908–1909): tropical medicine in Brazil". História, ciências, saúde – Manguinhos. 16 (Suppl 1): 13–34. doi:10.1590/s0104-59702009000500002. PMID 20027916.
  12. ^ Lectures on the Experimental Psychology of the Thought-Processes. New York: Macmillan, 1909. "empathy, n". Oxford English Dictionary online version. Oxford University Press. December 2011. Archived from the original on 2012-02-18. Retrieved 2012-02-16. (subscription or UK public library membership required)
  13. ^ Douglass, G. E. (2009). Speak to the Earth and It Will Teach You: The Life and Times of Earl Douglass, 1862–1931. Charleston, S.C.: BookSurge.
  14. ^ Ehrenfest, Paul (1909). "Gleichförmige Rotation starrer Körper und Relativitätstheorie" [Uniform Rotation of Rigid Bodies and the Theory of Relativity]. Physikalische Zeitschrift. 10: 918.
  15. ^ "Rescue at Sea". The American Experience. PBS. Retrieved 2012-03-22.
  16. ^ Flayhart, William H. (2005). Disaster at Sea. W. W. Norton & Company. pp. 206–210.
  17. ^ "About Us – History". Science Museum. Archived from the original on 2010-07-21. Retrieved 2010-07-07.