Peter Benjamin

3 Questions 54 Answers 0 Followers

Questions related from Peter Benjamin

How the force of gravity goes to zero as the radius goes to zero, but the electric field goes to a constant value? And emergent property implication?

My question did not fit into 150 characters. It really is about 5+ questions, going through GR and QFT as fourth approximations, leading to questions on emergent versus fundamental properties....

12 June 2022 5,244 5 View

What is the minimum alpha-alpha fusion velocity?

What is the relative velocity for a head on collision to have He2+ fuse with He2+? I've calculated the velocity at around 400 million degrees or 37 Kev (corrected from 400 Mev), and need...

20 December 2012 7,235 8 View

What is the cross section size of a photon?

How "wide" is a photon, if any, of it's electromagnetic fields? Is there any physical length measurement of these two orthogonal fields, E and M, from the axis of travel? When a photon hits a...

27 July 2012 329 23 View