Timeline for Can an electron and an electron antineutrino annihilate?
Current License: CC BY-SA 4.0
10 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Nov 2, 2023 at 1:48 | vote | accept | Roghan Arun | ||
| Nov 2, 2023 at 1:47 | vote | accept | Roghan Arun | ||
| Nov 2, 2023 at 1:47 | |||||
| May 19, 2021 at 7:30 | comment | added | PM 2Ring | According to this paper from 1986, Neutrino-antineutrino annihilation around a collapsar, the thermal neutrino & antineutrino flux produced during type II supernova core collapse is sufficiently intense (in both energy and numbers of particles) to produce significant numbers of electron + positron pairs, which should create a gamma ray signature. | |
| May 18, 2020 at 1:35 | vote | accept | Roghan Arun | ||
| Nov 2, 2023 at 1:47 | |||||
| May 17, 2020 at 14:32 | history | edited | PM 2Ring | CC BY-SA 4.0 |
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| May 17, 2020 at 14:18 | vote | accept | Roghan Arun | ||
| May 18, 2020 at 1:35 | |||||
| May 7, 2020 at 4:57 | comment | added | PM 2Ring | Thanks, @anna. So a W boson will decay to a lepton & antilepton with probability around 1/3, and into a quark & antiquark with probability around 2/3. Interesting! I guess that's not surprising, since the W has so much mass. | |
| May 7, 2020 at 4:41 | comment | added | anna v | the possible decays of the W can be seen here en.wikipedia.org/wiki/W_and_Z_bosons#W_bosons_2 | |
| May 6, 2020 at 23:19 | history | edited | PM 2Ring | CC BY-SA 4.0 |
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| May 6, 2020 at 21:54 | history | answered | PM 2Ring | CC BY-SA 4.0 |