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28 de abr. de 2024 · La teoría de las relaciones humanas (también denominada la escuela humanística de la administración), desarrollada por Elton Mayo y sus colaboradores, surgió en los estados unidos como consecuencia inmediata de los resultados obtenidos en el experimento de Hawthorne.
Hace 1 día · Freeman John Dyson FRS (15 December 1923 – 28 February 2020) [1] was a British-American theoretical physicist and mathematician known for his works in quantum field theory, astrophysics, random matrices, mathematical formulation of quantum mechanics, condensed matter physics, nuclear physics, and engineering.
18 de may. de 2024 · Abstract. Molybdenum disulfide (MoS 2) has emerged as a promising electrocatalyst for catalyzing protons to hydrogen via the so-called hydrogen evolution reaction (HER). In order to enhance the HER activity, tremendous effort has been made to engineer MoS 2 catalysts with either more active sites or higher conductivity.
Hace 4 días · F.J.Díaz. Twitter. Nació en Madrid en 1968. Está licenciado en Periodismo por la Universidad Complutense de Madrid. Entró en Diario AS en 1989 y desde entonces este periódico es su casa. En ...
Hace 3 días · John F. Kennedy (born May 29, 1917, Brookline, Massachusetts, U.S.—died November 22, 1963, Dallas, Texas) was the 35th president of the United States (1961–63), who faced a number of foreign crises, especially in Cuba and Berlin, but managed to secure such achievements as the Nuclear Test-Ban Treaty and the Alliance for Progress.
