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History of the Discovery of Radioactivity (1)
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The Sun
The largest radioactive source which is close to Earth
Wilhelm Conrad Roentgen
Discovered X-ray
The first Nobel Prize in Physics
Receive by Wilhelm Conrad Roentgen in 1901
Careers in the field of radioactivity
Nuclear physicst, nuclear engineer and nuclear medical specialist
Antoine Henri Becquerel
Discover radioactivity in 1896
Marie dan Pierre Curie
Detected radioactive radiation through its ionising power and not through photographic effect
Marie dan Pierre Curie
They extracted two radioactive elements, polonium and radium
Radium
Emit gamma rays
Gamma rays
Used in medical field to treat cancer
Radioactivity
Random and spontaneous decay process of an unstable nucleus by emitting radioactive radiation
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