1938 ⟶ Isidor Rabi Develops Nuclear Magnetic Resonance

Isidor Rabi: Nuclear magnetic resonance
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Year
1909
1929
1938
1940
1995

🔬 Millikan Determines the Charge of an Electron

Robert Andrews Millikan: conducts the oil drop experiment and determines the charge on an electron⟶
Millikan Determines the Charge of an Electron (1909)
PhysicsAtomic TheoryExperimental PhysicsScientific MethodModern PhysicsQuantum Mechanics
United StatesUnited States

⚛️ Lars Onsager Formulates Reciprocal Relations in Thermodynamics

Lars Onsager's reciprocal relations, a potential fourth law of thermodynamics⟶
Lars Onsager Formulates Reciprocal Relations in Thermodynamics (1929)
PhysicsThermodynamicsTheoretical Physics20th Century ScienceNobel PrizePhysical Chemistry
NorwayNorwayUnited StatesUnited States

⚛️ Isidor Rabi Develops Nuclear Magnetic Resonance

Isidor Rabi: Nuclear magnetic resonance⟶
Isidor Rabi Develops Nuclear Magnetic Resonance (1938)
PhysicsNuclear PhysicsQuantum MechanicsSpectroscopyResearchNobel Prize
United StatesUnited StatesAustriaAustria

🧪 Neptunium Synthesized

Neptunium is synthesized.⟶
Neptunium Synthesized (1940)
ChemistryNuclear PhysicsManhattan ProjectResearch
United StatesUnited States

⚛️ Discovery of Plutonium-239

Pu-239 isotope (isotope of plutonium) a form of matter existing with the capacity for use as a destructive element (because the isotope has an exponentially increasing spontaneous fissile decay) within nuclear devices — Glenn Seaborg.⟶
Discovery of Plutonium-239 (1940)
Nuclear PhysicsRadioactivityManhattan Project
United StatesUnited States

⚛️ First Bose-Einstein Condensate Created

Eric Cornell, Carl Wieman and Wolfgang Ketterle attained the first Bose-Einstein Condensate with atomic gases, so called fifth state of matter at an extremely low temperature.⟶
First Bose-Einstein Condensate Created (1995)
PhysicsQuantum MechanicsExperimental Physics
United StatesUnited States