By Adam Frank
ISBN-10: 8434400812
ISBN-13: 9788434400818
Por primera vez en l. a. larga senda del pensamiento humano somos capaces de construir un relato detallado y verificable de l. a. historia cósmica. No es que l. a. narración científica de l. a. evolución del cosmos a lo largo de los últimos 13.700 millones de años sea errónea. Es el principio, los angeles génesis, lo que está listo para ser sustituido, el momento singular e importantísimo de los angeles creación. En otras palabras, es el estallido del Gran Estallido lo que estamos decididos a reescribir.
Los físicos han imaginado a lo largo de décadas que el tiempo simplemente comenzaba, como si Dios hubiera pulsado el botón de encendido, y es momento de sustituir esta visión con algo nuevo que se vislumbra revolucionario. los angeles única pregunta es: ¿a dónde vamos desde aquí? Estamos ante el fin del principio, ante el inicio de una nueva era.
Pero para comprender de qué manera nuestras mayores teorías del universo están a punto de cambiar, antes hemos de comprender cómo llegamos primero al Gran Estallido. Para ello, Adam Frank aborda las principles más significativas de l. a. física moderna -desde l. a. teoría de los angeles relatividad de Einstein a los angeles mecánica cuántica-, y elucida cómo nuestra percepción del tiempo ha ido evolucionando a lo largo de l. a. historia, en consonancia con los descubrimientos científicos y los angeles innovación tecnológica.
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Extra resources for El fin del principio: Una nueva historia del tiempo
Sample text
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29) Under analytic continuation t 4 it^,then cosh(3Ct) -+ cos(Xi) with period 27r/3C, and (27) follows directly. However, de Sitter space has no deceleration parameter q . (24) was derived here from the RW metric where q is not a constant. The flat FL models are strongly regulated by a = a ( t ) in metric (18) or (21). Since a = a ( t ) is asymptotically increasing, q = q ( t ) modulates the Newtonian potential by a small scale factor of $. 0 which will be shown analytically below. Including all q in the Newtonian harmonic oscillator argument that led to (26) does not change the existence of time-like Killing vectors for this spacetime except when q = 0 and there is no Newtonian potential in (24).
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El fin del principio: Una nueva historia del tiempo by Adam Frank
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