Table of Contents
Do white holes emit Hawking radiation?
Like black holes, white holes have properties like mass, charge, and angular momentum. Consequently, this may imply that black holes and white holes are the same structure, wherein the Hawking radiation from an ordinary black hole is identified with a white hole’s emission of energy and matter.
Does Hawking radiation disprove white holes?
We show that there is a Hawking radiation associated to a WH spacetime equal to the BH Hawking temperature when viewed from the outside region of the WH geometry….Hawking Radiation in the Spacetime of White Holes.
| Comments: | Ref. [50] added, version published in General Relativity and Gravitation |
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| Subjects: | General Relativity and Quantum Cosmology (gr-qc) |
Do black holes emit Hawking radiation?
Hawking radiation is thermal radiation that is theorized to be released outside a black hole’s event horizon because of relativistic quantum effects. Hawking radiation reduces the mass and rotational energy of black holes and is therefore also theorized to cause black hole evaporation.
Do white holes have negative gravity?
As I understand, white holes are an exact opposite of black holes, Black Holes are condensed of positive mass, where it is so heavy that it attracts everything into it. White holes are opposite, they repel everything that goes around it and give out ‘stuff’.
How did Stephen Hawking discover black holes?
In 1971, Stephen Hawking proposed the area theorem, which set off a series of fundamental insights about black hole mechanics. Hawking eventually squared the two ideas in 1974, showing that black holes could have entropy and emit radiation over very long timescales if their quantum effects were taken into account.
Can we detect Hawking radiation?
Given current technology we can’t. Astrophysical black holes (massive ones) emit such low energy radiation that the cosmic microwave background radiation drown it out. See black hole thermodynamics for more information about this. Our best bet for observing Hawking radiation is to observe a micro black hole.
Is Hawking radiation confirmed?
Hawking radiation has never been observed, but if it exists the information lost when objects enter a black hole might be carried out of the black hole via this light. Thus the information isn’t truly lost.