Dark energy and fate of the universe pdf

Dark energy an unknown form of energy that seems to be the source of a repulsive force causing the expansion of the universe to. Physics, mechanics and astronomy 557 february 2012 with 395 reads how we measure reads. However, the fate of the universe and intelligence depends crucially on the nature of the still mysterious dark energy which drives the accelerated expansion. Dark matter, dark energy, and the fate of the universe. Properties of dark energy will decide the ultimate fate of the universe. Dark energy and the fate of the universe request pdf. Supergravity, dark energy, and the fate of the universe. By studying the present cosmological data, particularly on cmb, sneia and lss, we find that the future fate of the universe, for simple linear models of the dark energy equationofstate, can vary. Pdf supergravity, dark energy, and the fate of the.

Xiaodong li, shuang wang, qingguo huang, xin zhang, miao li submitted on 18 feb 2012 v1, last revised 24 apr 2012 this version, v2. Dark energy and fate of the universe xiaodong li, 1, 2 shuang wang, 1,2 qinggu o huang, 2,3 xin zhan g, 4,5 and miao li 2, 3 1 department of modern physics, university of science and t. Dark energy makes up about 70 percent of the current content of the universe and thus holds the ultimate fate of our universe. To understand the fate of the universe we first need to understand what the universe actually is. The discovery of dark energy in 1998 by two teams helped us learn what will happen at the end of the universe. Dark energy, supernovae and the ultimate fate of the. Dark energy and the fate of the universe 26 july 2012 light from distant galaxies is stretched by foreground matter in this hubble image. The evolution of the universe is governed by the amount of dark matter. It is often assumed that in the course of the evolution of the universe, the dark energy either vanishes or becomes a positive constant. An unknown form of energy that seems to be the source of a repulsive force causing the expansion of the universe to accelerate. Pdf dark energy and fate of the universe researchgate. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Co 24 apr 2012 dark energy and fate of the universe xiaodong li,1,2 shuang wang,1,2 qingguo huang,2,3 xin zhang.

Dark energy is an asyet unexplained force that appears to be accelerating the expansion the universe. Dark energy and the fate of the universe legacy survey of space. Dark energy, supernovae and the ultimate fate of the universe 1408. Dark energy and the fate of the universe close encounters ufo. Pdf supergravity, dark energy and the fate of the universe. Dark energy and the fate of the universe various universe evolution scenarios. Dark energy and the fate of the universe internet archive. Dark matter is the name given to the unseen mass whose gravity governs the observed motions of stars. Dark energy and the fate of the universe sciencehook. Dark energy and fate of the universe article pdf available in science china. It looks to contradict several of our understandings regarding the manner the universe works. Several possible scenarios are possible depending on the properties. Could the universe end by tearing apart every atom. Dark matter an undetected form of mass that emits little or no light but whose existence we infer from its gravitational in.