Template:Selected anniversaries/April 18: Difference between revisions

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|File:Malady.jpg|link=Malady|1324: Alleged supernatural healer [[Malady]] saves patient from the Black Death, accidentally infects doctor.
File:Johan Carl Wilcke.jpg|link=Johan Wilcke (nonfiction)|1796: Physicist [[Johan Wilcke (nonfiction)|Johan Carl Wilcke]] dies. Wilcke invented the electrophorus, and calculated the latent heat of ice.


||1732 – Louis Feuillée, French astronomer, geographer, and botanist (b. 1660). No birth date.
File:Justus von Liebig circa 1866.jpg|link=Justus von Liebig (nonfiction)|1873: Chemist and academic [[Justus von Liebig (nonfiction)|Justus von Liebig]] dies. Von Liebeg made pioneering contributions to organic chemistry, especially agricultural and biological chemistry; he is known as the "Father of the fertilizer industry".
 
|File:Maria Gaetana Agnesi engraving.jpg|link=Maria Gaetana Agnesi (nonfiction)|1761: Mathematician [[Maria Gaetana Agnesi (nonfiction)|Maria Gaetana Agnesi]] invents new type of [[scrying engine]] which detects [[crimes against mathematical constants]].
 
File:Johan Carl Wilcke.jpg|link=Johan Wilcke (nonfiction)|1796: Physicist [[Johan Wilcke (nonfiction)|Johan Carl Wilcke]] dies. He invented the electrophorus, and calculated the latent heat of ice.
 
||1813 – James McCune Smith, African-American physician, apothecary, abolitionist, and author (d. 1865)
 
||Paul-Émile Lecoq de Boisbaudran (b. 18 April 1838), was a French chemist known for his discoveries of the chemical elements gallium, samarium and dysprosium. Pic.
 
||Gerardus Johannes Mulder (d. 18 April 1880) was a Dutch organic and analytical chemist.  Pic.
 
||Julius Wolff (b. 18 April 1882) was a Dutch mathematician, known for the Denjoy–Wolff theorem and for his boundary version of the Schwarz lemma.
 
||Julius Edgar Lilienfeld (b. April 18, 1882) was a Jewish Austro-Hungarian-born German-American physicist and electronic engineer, credited with the first patents on the field-effect transistor (FET) (1925) and electrolytic capacitor (1931).
 
||1892 – Eugene Houdry, French-American mechanical engineer and inventor (d. 1962)
 
File:Charles Sanders Peirce in 1859.jpg|link=Charles Sanders Peirce (nonfiction)|1891: [[Charles Sanders Peirce (nonfiction)|Charles Sanders Peirce]] publishes new class of [[Gnomon algorithm functions]] which detect and prevent [[crimes against mathematical constants]].
 
||Dmitrii Evgenevich Menshov (b. 18 April 1892) was a Russian mathematician known for his contributions to the theory of trigonometric series. No pic.
 
||1897 – Ardito Desio, Italian geologist and cartographer (d. 2001)


File:San Francisco 1906 earthquake Post-and-Grant-Avenue.jpg|link=1906 San Francisco earthquake (nonfiction)|1906: An [[1906 San Francisco earthquake (nonfiction)|earthquake and fire destroy much of San Francisco, California]].
File:San Francisco 1906 earthquake Post-and-Grant-Avenue.jpg|link=1906 San Francisco earthquake (nonfiction)|1906: An [[1906 San Francisco earthquake (nonfiction)|earthquake and fire destroy much of San Francisco, California]].
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File:Einstein drumming.jpg|link=Albert Einstein|1907: Jazz drummer and theoretical physicist [[Albert Einstein]] hosts an all-star benefit concert to raise money for the rebuilding of San Francisco.
File:Einstein drumming.jpg|link=Albert Einstein|1907: Jazz drummer and theoretical physicist [[Albert Einstein]] hosts an all-star benefit concert to raise money for the rebuilding of San Francisco.


||Lars Valerian Ahlfors (b. 18 April 1907) was a Finnish mathematician, remembered for his work in the field of Riemann surfaces and his text on complex analysis. Pic.
File:Albert Einstein 1921.jpg|link=Albert Einstein (nonfiction)|1955: Physicist, engineer, and academic [[Albert Einstein (nonfiction)|Albert Einstein]] dies. Einstein developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).
 
||1911 – Maurice Goldhaber, Ukrainian Jewish-American physicist and academic (d. 2011)
 
||Alvin Martin Weinberg (b. April 20, 1915) was an American nuclear physicist who was the administrator at Oak Ridge National Laboratory (ORNL) during and after the Manhattan Project. He came to Oak Ridge, Tennessee, in 1945 and remained there until his death in 2006. He was the first to use the term "Faustian bargain" to describe nuclear energy. Pic.
 
||1936 – Vladimir Hütt, Estonian physicist and philosopher (d. 1997)
 
||1940 – Joseph L. Goldstein, American biochemist and geneticist, Nobel Prize laureate
 
File:John Ambrose Fleming 1890.png|link=John Ambrose Fleming (nonfiction)|1945: Electrical engineer and physicist [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] dies. He invented the thermionic valve, also known as the vacuum tube.
 
File:Albert Einstein 1921.jpg|link=Albert Einstein (nonfiction)|1955: Physicist, engineer, and academic [[Albert Einstein (nonfiction)|Albert Einstein]] dies. He developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).
 
File:Vandal Savage Field Report Small Boy.jpg|link=Vandal Savage (nonfiction)|1963: [[Vandal Savage (nonfiction)|Vandal Savage Press]] is front for [[clandestiphrine]] manufacturing operation, charges mathematician and crime-fighter [[Curt Meyer (nonfiction)|Curt Meyer]].
 
||Gian-Carlo Rota (d. April 18, 1999) was an Italian-born American mathematician and philosopher.


File:Curt Meyer.jpg|link=Curt Meyer (nonfiction)|2011: Mathematician [[Curt Meyer (nonfiction)|Curt Meyer]] dies. He made notable contributions to number theory, including an alternative solution to the class number 1 problem, building on the original Stark–Heegner theorem.
File:Curt Meyer.jpg|link=Curt Meyer (nonfiction)|2011: Mathematician [[Curt Meyer (nonfiction)|Curt Meyer]] dies. Meyer made notable contributions to number theory, including an alternative solution to the class number 1 problem, building on the original Stark–Heegner theorem.


File:Ringmaster-img075-1.jpg|link=Ringmaster (nonfiction)|2017: Signed first edition of ''[[Ringmaster (nonfiction)|Ringmaster]]'' stolen from the Guggenheim by professional art thieves.


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Latest revision as of 04:17, 18 April 2022

  • 1796: Physicist Johan Carl Wilcke dies. Wilcke invented the electrophorus, and calculated the latent heat of ice.

    1796: Physicist Johan Carl Wilcke dies. Wilcke invented the electrophorus, and calculated the latent heat of ice.

  • 1873: Chemist and academic Justus von Liebig dies. Von Liebeg made pioneering contributions to organic chemistry, especially agricultural and biological chemistry; he is known as the "Father of the fertilizer industry".

    1873: Chemist and academic Justus von Liebig dies. Von Liebeg made pioneering contributions to organic chemistry, especially agricultural and biological chemistry; he is known as the "Father of the fertilizer industry".

  • 1907: Jazz drummer and theoretical physicist Albert Einstein hosts an all-star benefit concert to raise money for the rebuilding of San Francisco.

    1907: Jazz drummer and theoretical physicist Albert Einstein hosts an all-star benefit concert to raise money for the rebuilding of San Francisco.

  • 1955: Physicist, engineer, and academic Albert Einstein dies. Einstein developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).

    1955: Physicist, engineer, and academic Albert Einstein dies. Einstein developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics).

  • 2011: Mathematician Curt Meyer dies. Meyer made notable contributions to number theory, including an alternative solution to the class number 1 problem, building on the original Stark–Heegner theorem.

    2011: Mathematician Curt Meyer dies. Meyer made notable contributions to number theory, including an alternative solution to the class number 1 problem, building on the original Stark–Heegner theorem.

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