![]() ![]() ![]() Irish priest (and later scientist) Nicholas Callan invented the transformer in IrelandĮnglish scientist Edward Davy invented the electric relayįrench scientist Edmond Becquerel discovered the Photovoltaic EffectĪmerican inventor Samuel Morse developed telegraphy and the Morse code Michael Faraday developed the laws of electrolysisĮnglish physicist Samuel Hunter Christie invented the Wheatstone bridge (It is named after Charles Wheatstone who popularized it) German physicist Georg Ohm introduced the concept of electrical resistanceĮnglish physicist Michael Faraday published the law of induction (Joseph Henry developed the same law independently)Īmerican scientist Joseph Henry in United States developed a prototype DC motorįrench instrument maker Hippolyte Pixii in France developed a prototype DC generator German scientist Thomas Johann Seebeck discovered thermoelectricityĮnglish physicist William Sturgeon developed the first electromagnet He also proposed the right-hand screw rule One week after Ørsted's discovery, French physicist André-Marie Ampère published his law. Thomas Young: Wave theory of light, Vision and color theoryĮnglish inventor Francis Ronalds built the first working electric telegraphĭanish physicist Hans Christian Ørsted accidentally discovered that an electric field creates a magnetic field Italian physicist Alessandro Volta invented the battery Later, his transform became a tool in circuit analysis. Italian scientist Luigi Galvani discovered Galvanic action in living tissueįrench physicist Charles-Augustin de Coulomb formulated and published Coulomb's law in his paper Premier Mémoire sur l’Électricité et le Magnétismeįrench mathematician Pierre-Simon Laplace developed the Laplace transform to transform a linear differential equation to an algebraic equation. German physicist Ewald Georg von Kleist and Dutch scientist Pieter van Musschenbroek invented Leyden jarsĪmerican scientist Benjamin Franklin showed that lightning was electrical by flying a kite, and explained how Leyden jars work This is the first ever electric generator.Įnglish scientist Francis Hauksbee made a glass ball that glowed when spun and rubbed with the handĮnglish scientist Stephen Gray made the distinction between insulators and conductors German scientist Otto von Guericke invented a device that creates static electricity. He also explained the magnetism of Earth. History of discoveries timeline YearĪncient Greek philosopher Thales of Miletus described static electricity by rubbing fur on substances such as amberĮnglish scientist William Gilbert coined the word electricus after careful experiments. 4.2 1924–1959: From cathode ray tube to stereo audio and TV.4.1 1843–1923: From electromechanics to electronics. ![]() 2 History of associated inventions timeline. ![]()
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