1900+-+1915+ST

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 * Marie Curie Born Nov 7 1867 Died July 4 1934
 * Hails From: England
 * She began her edujation at local schools. when she was of age she went to Paris to continue her studys at the Sorbonne. She studied is physics and mathmatical science.
 * 1903 she becam the head of the physics lab at the Sorbonne and gained her doctor of science.
 * Her work with radium helped in the advcement of the atomic theory.

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 * Ernest Rutherford Born 1871 Died 1937
 * Hails From:Brightwater, New Zealand
 * Dubed the father of Nuclear Physics. Rutherford was a chemist and a physicist. He studied at many prestigious schools, such as University of cambridge in England and Univerity of New Zealand.
 * His most notable achivement was in the feild of radiation. He discovered and named three typs of radiation. He is also the creator of the gold foil expiriment

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 * NCiels Bohr Born1885 Died 1965
 * Hails From: Copenhagan, Denmark
 * In 1913 Bohr published his first theory on the atomic structure based on Ruhterfords findings.
 * Bohr added on to Rutherfords model by saying that electrons travel in certain successively larger orbits. He also mentioned that the outer orbits would hold more electrons than the inner orbits.
 * He was also the first to discover the was atoms emit radiation by jumping from an outer to and inner orbit.