1. Röntgen, Becquerel, Curie
1895-Röntgen discovered a radiation that was named after him later.
1896-The French Academy presented X-ray photos.
Conclusion: the X-ray radiation is produced on the flourescent point of the X-ray tube.
1896-H. Becquerel discovers the radioactivity of Uranium .
1898-Marie S. Curie discovers two new elemets: Po, Ra
1898 -The concept of radioactivity is established.
2. Szilárd Leó, Enrico Fermi
3. Radiations and radioactivity
1898 -Rutherford studies the new radiation
Three types of radioavtivity are known:
alfa, beta, gamma
Radiation in health care
5. Nuclear power plants
Simulation of a nuclear power plant:
www.ida.liu.se/~her/npp/demo.html
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6. Nuclear weapons
1945 Hiroshima ...
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