1999
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Hace 1 día · Richard Phillips Feynman (/ ˈ f aɪ n m ə n /; May 11, 1918 – February 15, 1988) was an American theoretical physicist, known for his work in the path integral formulation of quantum mechanics, the theory of quantum electrodynamics, the physics of the superfluidity of supercooled liquid helium, as well as his work in particle physics for which he proposed the parton model.
Hace 16 minutos · Electromagnetic waves are much easier to deal with than their gravitational counterpart, both theoretically and experimentally. There is a beautiful quantum theory for electrodynamics, for whose formulation Julian Schwinger, Richard Feynman, and Sin-Itiro Tomonaga shared the Nobel Prize in 1965.
Hace 1 día · 영국 런던에서 출발해 싱가포르로 향하던 싱가포르항공 여객기가 21일(현지시간) 비행 도중 난기류를 만나 비상 착륙했다. 기내에 혼란이 벌어지면서 1명이 다치고 30여명이 부상한 것으로 전해졌다. AP통신과 BBC 등 보도에 따르면 영국 런던발 SQ321편 여객기가 이날 오후 3시45분쯤 태국으로 긴급 ...
Hace 1 día · «Il metodo che fa affidamento sull’entanglement è stato proposto da Richard Feynman in una famosa conferenza a Chapel Hill nel 1957 e si basa su un’idea abbastanza semplice. Praticamente, si prende una massa sorgente che può trovarsi in uno stato di sovrapposizione, cioè sostanzialmente può trovarsi in due punti diversi dello spazio (immaginiamo uno a destra e uno a sinistra).
Hace 1 día · 无限在现实中存在吗？“当我们望向宇宙深处，我们的目力所及是非常有限的。因为宇宙已经存在了140 亿年，”开普敦大学的宇宙学家乔治・埃利斯解释道，“宇宙中最快的速度是
Hace 1 día · Judd Apatow (born 1967) – producer, director, comedian, actor and screenwriter. Fiona Apple (born 1977) – singer-songwriter. Jacob Appel – (born 1973), short story writer, bioethicist, born in New York City. Diane Arbus (1923–1971) – photographer. Nate Archibald (born 1948) – professional basketball player.
Hace 1 día · Richard Feynman: The Challenger: William Hurt: 2013 Bobby Fischer: Bobby Fischer Live: Damian Chapa: 2009 Bauernopfer – Spiel der Könige: Tobey Maguire: 2014 Joschka Fischer: Joschka und Herr Fischer (Doku) - 2011 Errol Flynn: Mein Leben mit Robin Hood: Kevin Kline: 2013 Larry Flynt: Larry Flynt – Die nackte Wahrheit: Woody Harrelson: 1996 ...
