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Vor 4 Tagen · Paraphrasing the relativist John Archibald Wheeler, spacetime tells matter how to move; matter tells spacetime how to curve. [48] While general relativity replaces the scalar gravitational potential of classical physics by a symmetric rank -two tensor , the latter reduces to the former in certain limiting cases .
Vor 4 Tagen · 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.
Vor 6 Tagen · John Archibald Wheeler and partner Enrico Fermi suspected that a fission product, Xe-135, with a half-life of 9.4 hours, was the culprit, and might be a neutron poison or absorber. Segrè then remembered the 1940 PhD thesis that Wu had done for him at Berkeley on the radioactive isotopes of Xe and told Fermi to "ask Ms. Wu". [55]
Vor 3 Tagen · A remark by John Archibald Wheeler that has become proverbial among physicists summarizes the theory: "Spacetime tells matter how to move; matter tells spacetime how to curve", and therefore there is no point in considering one without the other.
Vor 3 Tagen · Edwin F.; Wheeler, John Archibald Taylor W. H. Freeman & Company, 1966 [hardback] [English] catalog > books by topics. Nonfiction. Philosophy. Metaphysics. texts > » … imaginative and well laid out … It is well provided with illustra ...
Vor 3 Tagen · Indusbeschaving. De Harappabeschaving, Harappacultuur of Indusbeschaving was een beschaving uit de bronstijd in het zuiden van Azië (ca. 3200-1900 v.Chr.), die zich kenmerkte door de bouw van strak geplande steden en het Harappaschrift. De belangrijkste vindplaatsen zijn Harappa en Mohenjodaro, terwijl het verspreidingsgebied vooral de vlakte ...
1932年ロサンゼルスオリンピックの芸術競技. Richard Konwiarzは、 ヴロツワフ のSchlesierkampfbahnの設計で銅メダルを獲得した。. 1932年ロサンゼルスオリンピック の 芸術競技 は、5つの部門（ 建築 、 文学 、 音楽 、 絵画 、 造形 ）が行われ、スポーツ関連の ...
