Template:Selected anniversaries/March 9: Difference between revisions

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File:Giuseppe Piazzi.jpg|link=Giuseppe Piazzi (nonfiction)|1766: Priest, mathematician, and astronomer [[Giuseppe Piazzi (nonfiction)|Giuseppe Piazzi]] uses [[Gnomon algorithm]] to detect and expose [[Brownian rackets]].
 
File:Brownian ratchet.png|link=Brownian ratchet (nonfiction)|1829: New form of [[Brownian ratchet (nonfiction)|Brownian ratchet]] discovered.
File:Sir Francis Ronalds.jpg|link=Francis Ronalds (nonfiction)|1815: Electrical engineer and inventor [[Francis Ronalds (nonfiction)|Francis Ronalds]] describes the first battery-operated clock in the ''Philosophical Magazine''.
 
File:Hans Christian Ørsted.jpg|link=Hans Christian Ørsted (nonfiction)|1851: Physicist and chemist [[Hans Christian Ørsted (nonfiction)|Hans Christian Ørsted]] dies. Ørsted discovered that electric currents create magnetic fields, which was the first connection found between electricity and magnetism.
 
File:Walter Kohn.jpg|link=Walter Kohn (nonfiction)|1923: Theoretical physicist, theoretical chemist, and Nobel laureate [[Walter Kohn (nonfiction)|Walter Kohn]] born. Kohn will develop density functional theory, which will make it possible to calculate quantum mechanical electronic structure by equations involving the electronic density.
 
File:Gerald Bull 1964.jpg|link=Gerald  Bull (nonfiction)|1928:  Engineer [[Gerald  Bull (nonfiction)|Gerald  Bull]] born. Bull will attempt to build artillery guns capable of launching satellites into orbit.
 
File:Jef Raskin holding Canon Cat model.png|link=Jef Raskin (nonfiction)|1943: Computer scientist [[Jef Raskin (nonfiction)|Jef Raskin]] born.  Raskin will conceive and start the Macintosh project for Apple in the late 1970s.
 
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Latest revision as of 05:54, 9 March 2022

  • 1815: Electrical engineer and inventor Francis Ronalds describes the first battery-operated clock in the Philosophical Magazine.

    1815: Electrical engineer and inventor Francis Ronalds describes the first battery-operated clock in the Philosophical Magazine.

  • 1851: Physicist and chemist Hans Christian Ørsted dies. Ørsted discovered that electric currents create magnetic fields, which was the first connection found between electricity and magnetism.

    1851: Physicist and chemist Hans Christian Ørsted dies. Ørsted discovered that electric currents create magnetic fields, which was the first connection found between electricity and magnetism.

  • 1923: Theoretical physicist, theoretical chemist, and Nobel laureate Walter Kohn born. Kohn will develop density functional theory, which will make it possible to calculate quantum mechanical electronic structure by equations involving the electronic density.

    1923: Theoretical physicist, theoretical chemist, and Nobel laureate Walter Kohn born. Kohn will develop density functional theory, which will make it possible to calculate quantum mechanical electronic structure by equations involving the electronic density.

  • 1928: Engineer Gerald Bull born. Bull will attempt to build artillery guns capable of launching satellites into orbit.

    1928: Engineer Gerald Bull born. Bull will attempt to build artillery guns capable of launching satellites into orbit.

  • 1943: Computer scientist Jef Raskin born. Raskin will conceive and start the Macintosh project for Apple in the late 1970s.

    1943: Computer scientist Jef Raskin born. Raskin will conceive and start the Macintosh project for Apple in the late 1970s.

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