On Tuesday, November 12, 2019 at 3:27:08 PM UTC-6, Alan Grayson wrote: > > > > On Tuesday, November 12, 2019 at 11:03:14 AM UTC-7, Lawrence Crowell wrote: >> >> On Monday, November 11, 2019 at 8:36:35 PM UTC-6, Alan Grayson wrote: >>> >>> I'm watching a science channel about the BB. It's claimed that in the >>> VERY early universe, a few seconds after the BB, it was so HOT that >>> Hydrogen was fusing into Helium. BUT ... I thought Hydrogen didn't form >>> until around 380,000 years AFTER the BB, when the CMBR formed. What's going >>> on? TIA, AG >>> >> >> You are thinking of hydrogen atoms. After the first three minutes, when >> EW was unified, there was a 20 minute period where temperatures permitted p >> + p --> D + e^ + neutrino. These could fuse into He_2^4. A quarter of all >> protons fused into alpha nuclei. This was predicted and supports BB. The >> temperature of universe was billions to hundreds of millions K. Interesting >> that mush fusion happened that quickly. It was later when temperatures >> dropped below 10,000K or so that hydrogen and helium atoms formed. >> >> LC >> > > Yes, the documentary referred to "hydrogen", not protons. Does the BB > theory explain the existence of protons during the first few seconds or > minutes using the quantum foam? AG >
Protons emerged from a quark-gluon plasma state after about 3 seconds. This is also around when the EW symmetry broke. LC -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/5df7a7bf-72bd-4013-b0b6-8abc26ee4e75%40googlegroups.com.
