Cerenkov's latest activity
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Cerenkov replied to the thread Graduate Strong Progenitor Age Bias in Supernova Cosmology.https://www.physicsforums.com/threads/the-singularities-of-gravitational-collapse-and-cosmology.968323/#post-6149795 It seems that I... -
Cerenkov replied to the thread Graduate Strong Progenitor Age Bias in Supernova Cosmology.Thanks very much for your help pinball1970 and Ibix. So, let me see if I understand this. Perlmutter et al worked on the premise that...
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Cerenkov replied to the thread Graduate Strong Progenitor Age Bias in Supernova Cosmology.Hello Peter I'm interested in the issue of the universe's apparent accelerated expansion and would like to learn more. Could you...
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Cerenkov replied to the thread Undergrad Where did the early photons go?.Thank you. I also take your point about BB nucleosynthesis. For that to happen the temperatures and densities must have been very high...
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Cerenkov replied to the thread Undergrad Where did the early photons go?.This is for PeterDonis' attention, in reply to him. But if anyone wants to pitch in with corrections, clarifications or explanations, I...
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Cerenkov replied to the thread Undergrad Where did the early photons go?.Ok, thanks. You needn't worry about me reverting to a kind of Newtonian way of thinking about this, btw. When I read your words above...
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Cerenkov replied to the thread Undergrad Where did the early photons go?.Ok, thanks for this clarification Peter. I'll take that on board. :smile:
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Cerenkov replied to the thread Undergrad Where did the early photons go?.jbriggs444 What you describe is difficult to envisage for the layman who can't to do the math to understand it that way. But through...