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Ernst Mach
Ernst Mach was an Austrian physicist and philosopher. Unlike the previous two physicists on the timeline, Mach contributed to the understanding and physics of shockwaves and physiological psychology. More notably his work in propagation physics and methods of the measurement of speed is what hes more famous for. "Ernst Mach" Standford Encyclopedia, May 21 2008 - Revised: March 3rd 2019
https://plato.stanford.edu/entries/ernst-mach/ -
Pierre Duhem
Pierre Duhem was a French physicist specializing in Thermodynamics and Hydrodynamics. Born June 9th 1861 and passing September 14 1916, He was most well known for his development of the Gibbs-Duhem equation. A mathematical formula that details changes of components in a thermodynamic structure. "Pierre Duhem" Stanford Encyclopedia, Jul 13 2007 - Revised: Mar 8 2022.
https://plato.stanford.edu/entries/duhem/ -
Niels Bohr
Niels Bohr was a famous Danish physicist. Born October 7th 1885 and passing on November 18th 1962. Known for his encouragement for research and innovative work in physics. He is most famous for his quantum theories and also his development of the Bohr model which represents the different levels of energy surrounding an atom. "The Nobel Prize in Physics 1922" The Nobel Prize, Niel Bohr
https://www.nobelprize.org/prizes/physics/1922/bohr/facts/ -
Werner Heisenberg
Werner Heisenberg was a German physicist who's work pioneered the science of quantum mechanics even being called the father of quantum mechanics. He lead the research of the Atomic bomb program in Germany during world war 2. He was a patriot for his country but never joined the Nazi party. However his research and applications were very controversial.
"Werner Heisenberg - German Physicist and Philosopher" Richard Beyler Sep 3 2022
https://www.britannica.com/biography/Werner-Heisenberg#ref279990