Tech

Black hole “billiards” may explain strange aspects of 2019 black hole merger

Enlarge / Illustration of a swarm of smaller black holes in a gas disk rotating around the giant black hole. (credit: J. Samsing/Neils Bohr Institute) In 2019, the LIGO/VIRGO collaboration picked up a gravitational wave signal from a black hole merger that proved to be one for the record books. Dubbed “GW190521, ” it was […]

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Dark hole “billiards” may explain unusual aspects of 2019 black gap merger

Enlarge / Illustration of a swarm regarding smaller black holes in some sort of gas disk rotating around a good giant black hole. (credit: M. Samsing/Neils Bohr Institute) Within 2019, the LIGO/VIRGO collaboration selected up a gravitational wave transmission from a black hole merging that proved to be 1 for the record books. Called “GW190521, […]

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Researchers cool a 40 kg object to near its quantum ground state

Enlarge / One of the 40 kg mirrors that has approached its quantum ground state. (credit: Matt Heintze/Caltech/MIT/LIGO Lab) Objects that obey the rules of quantum mechanics behave very differently from those in the familiar world around us. That difference leads to an obvious question: is it possible to get an everyday item to start […]

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Black hole mergers Can emit Dual chirps, Providing us clues Concerning their Silhouette

Expand / Artist’s example of a black hole merger. New simulations imply that colliding black holes ought to exude none, but several work-related”chirps,” if the crash is seen by the”equator” of the final black hole. Physicists search for combining black holes and other related cosmic events throughout the discovery of gravitational waves, by which they […]