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440 BCE
Democritus
He was a greek socratic philosopher who came up with the atomic theory. -
Antoine Lavoisier
He was a chemist known for his discovery of the role oxygen has in combustion -
John Dalton
English chemist, physicist, and meteorologist. He is known for proposing the modern atomic theory, and for his research into colour blindness. -
Dmitri Mendeleev
He is known for formulating the periodic law and created the early version of the periodic table. -
Eugene Goldstein
German physicist. He was an early investigator of discharge tubes, the discoverer of anode rays, and is sometimes credited with the discovery of the proton. -
Henry Moseley
An english physicist, he helped in justification from physical laws of the previous empirical and chemical of the atomic number. -
J.J. Thomson
An english physicist who was credited with the identification of the electron. -
Ernest Rutherford
A british physicist who is the father of nuclear physics -
Niels Bohr
Danish physicist who made foundational contributions to understanding atomic structure and quantum theory. -
Max Planck
German theoretical physicist who discovered the energy quanta -
Robert Millikan
American experimental physicist honored with the Nobel Prize for Physics in 1923 for the measurement of the elementary electric charge -
Werner Heisenberg
German theoretical physicist and one of the key pioneers of quantum mechanics. -
Erwin Schrodinger
Austrian physicist who developed a number of fundamental results in the field of quantum theory, which formed the basis of wave mechanics.