Cosmic Rays Ki Choi Edited by David Osowski
<ul><li>Particles (not rays) originating space constantly bombarding Earth’s atmosphere </li></ul><ul><li>Protons, electro...
<ul><li>Rotating neutron stars, supernovae, and black holes </li></ul><ul><li>Solar, Galactic, Extragalactic, Ultra-High-E...
<ul><li>Henri Becquerel,1896 </li></ul><ul><li>Victor Hess, 1912 </li></ul><ul><li>Werner Kolhorster, 1913-1914 </li></ul>...
<ul><li>Hideki Yukawa </li></ul><ul><li>1935, Theory of the Nuclear Force </li></ul>Muons
<ul><li>Pion   </li></ul><ul><li>Pion  muon  electron </li></ul>More Muons
<ul><li>Shower </li></ul><ul><li>The incoming particle </li></ul><ul><li>Bruno Rossi </li></ul>Air Shower
<ul><li>Rossi Cosmic Ray Group at the MIT </li></ul>Cosmic Rays
<ul><li>Nuclei </li></ul><ul><li>Shower </li></ul><ul><li>Muons </li></ul><ul><li>Bubble Chambers and Scintillation Detect...
<ul><li>Extensive air shower array  </li></ul><ul><li>Study stellar point sources of gamma rays. </li></ul><ul><li>Trackin...
<ul><li>Most energetic  </li></ul><ul><li>Major mystery in astronomy </li></ul><ul><li>Scientists didn’t figure out its or...
<ul><li>Effects of Cosmic Rays </li></ul><ul><li>Damage on the human body </li></ul><ul><li>Coronal Mass Ejections(CMEs) <...
Bibliography <ul><li>http://www.gsfc.nasa.gov/scienceques2002/20021213.htm </li></ul><ul><li>helios.gsfc.nasa.gov/cosmic.h...
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Cosmic Ray Presentation

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Transcript of "Cosmic Ray Presentation"

  1. 1. Cosmic Rays Ki Choi Edited by David Osowski
  2. 2. <ul><li>Particles (not rays) originating space constantly bombarding Earth’s atmosphere </li></ul><ul><li>Protons, electrons, neutrinos, or atomic nuclei </li></ul><ul><li>Radiation </li></ul><ul><li>Primary and secondary </li></ul>Definition
  3. 3. <ul><li>Rotating neutron stars, supernovae, and black holes </li></ul><ul><li>Solar, Galactic, Extragalactic, Ultra-High-Energy, and Anomalous </li></ul>Sources
  4. 4. <ul><li>Henri Becquerel,1896 </li></ul><ul><li>Victor Hess, 1912 </li></ul><ul><li>Werner Kolhorster, 1913-1914 </li></ul><ul><li>Hess received Nobel prize in Physics in 1936 </li></ul><ul><li>1927-1937 </li></ul><ul><li>Muons </li></ul>History
  5. 5. <ul><li>Hideki Yukawa </li></ul><ul><li>1935, Theory of the Nuclear Force </li></ul>Muons
  6. 6. <ul><li>Pion </li></ul><ul><li>Pion  muon  electron </li></ul>More Muons
  7. 7. <ul><li>Shower </li></ul><ul><li>The incoming particle </li></ul><ul><li>Bruno Rossi </li></ul>Air Shower
  8. 8. <ul><li>Rossi Cosmic Ray Group at the MIT </li></ul>Cosmic Rays
  9. 9. <ul><li>Nuclei </li></ul><ul><li>Shower </li></ul><ul><li>Muons </li></ul><ul><li>Bubble Chambers and Scintillation Detectors </li></ul>Detection
  10. 10. <ul><li>Extensive air shower array </li></ul><ul><li>Study stellar point sources of gamma rays. </li></ul><ul><li>Tracking detectors </li></ul>Project GRAND
  11. 11. <ul><li>Most energetic </li></ul><ul><li>Major mystery in astronomy </li></ul><ul><li>Scientists didn’t figure out its origin yet. </li></ul><ul><li>Ultra High </li></ul>Ultra High Energy Cosmic Rays
  12. 12. <ul><li>Effects of Cosmic Rays </li></ul><ul><li>Damage on the human body </li></ul><ul><li>Coronal Mass Ejections(CMEs) </li></ul>Cosmic Rays and Space Travel
  13. 13. Bibliography <ul><li>http://www.gsfc.nasa.gov/scienceques2002/20021213.htm </li></ul><ul><li>helios.gsfc.nasa.gov/cosmic.html </li></ul><ul><li>en.wikipedia.org/wiki/Cosmic_ray </li></ul><ul><li>quarknet.fnal.gov/ </li></ul><ul><li>http;//www.williamette.edu/cla/physics/student%20work/About.html </li></ul><ul><li>http;//www.buzzle.com/edotprials/4-11-2005-68369.asp </li></ul>
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