Webaway electromagnetically. In other words, the dark matter is very nearly dissipationless. 2.2. Collisionless In addition to not interacting with “light” matter (to ensure that energy is not dissipated), the dark matter must be nearly collisionless as well. Even if the dark matter can not radiate energy, collisions will serve to make halos WebOct 22, 2024 · We are a small group of volunteers who work on space-based astronomical observations, including cosmic-ray, gamma-ray, and X-ray astrophysics. Our research subjects are often exotic, like black holes, dark matter, and the origin of the universe. We have already answered many questions, and have an extensive archive of past …
particle physics - Can Dark Matter be...(massive) …
WebFeb 28, 2005 · The theory that the accelerated expansion of the universe is caused by mysterious "dark energy" is being challenged by New York University physicist Georgi Dvali. He thinks there's just a gravity ... WebI was watching a documentary that said that the reason gravity is so much weaker than the other forces was because gravitons leak from our universe … Press J to jump to the feed. Press question mark to learn the rest of the keyboard shortcuts impact fab holland
New theory suggests dark matter could be from another dimension
WebSep 19, 2024 · Dark Dimension Gravitons as Dark Matter. We consider cosmological aspects of the Dark Dimension (a mesoscopic dimension of micron scale), which has … WebMar 14, 2024 · At a very basic level, it won't work. If gravity has a mass m, it has an effective range ℏ m c, similar to the weak interaction. This effective range must be at … WebAug 30, 2024 · Dark matter is a hypothetical form of matter thought to account for approximately 85% of the matter in the universe. Various astrophysical observations – including gravitational effects... listserv failing dmarc