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OON's user avatar
OON's user avatar
OON
  • Member for 10 years, 2 months
  • Last seen this week
69 votes

Why are protons heavier than electrons?

44 votes

What is the evidence for a supermassive black hole at the center of Milky Way?

30 votes

How does Ehrenfest's theorem apply to the quantum harmonic oscillator?

28 votes

Why was the neutrino thought to be massless?

22 votes

I don't understand why escape velocity is necessary

17 votes
Accepted

How does Lorentz transforming forwards, then backwards, stay consistent?

16 votes

How did Planck derive his formula $E=hf$?

15 votes

Do neutrinos not couple to the Higgs field?

13 votes
Accepted

Does solving Einstein's field equation depend on Newtonian equations?

12 votes
Accepted

Is de Sitter space with non-zero curvature an acceptable model for the universe?

12 votes
Accepted

Why does conservation of angular momentum explain why planet orbits lie in a plane?

11 votes
Accepted

Method of image charge for cylindrical conductor

10 votes
Accepted

Kallen-Lehmann representation versus perturbation theory

10 votes

What if particle colliders cannot find anything beyond the standard model?

8 votes
Accepted

Why are particles still a thing?

7 votes

Can bosons have anti-particles?

7 votes
Accepted

Existence of a unitary transform $(q,p) \rightarrow (-q, p)$

7 votes
Accepted

Quantum Integrable models and string theory

7 votes
Accepted

If an electron is in ground state, why can't it lose any more energy?

7 votes

What is the Hamiltonian of General Relativity?

6 votes
Accepted

Problem with gravity

5 votes

Why do hot and cold spots in CMB maps have an average angular size of 1°?

5 votes
Accepted

Interaction of quantum fields

5 votes
Accepted

Why is there more land-mass in The Northern Hemisphere?

5 votes

What is the difference between a quantum mechanical wave and a classical wave?

5 votes
Accepted

Do Galilean boosts and Lorentz boosts share the same generators?

5 votes
Accepted

Why does the branch cut of the self-energy begin at $2m$?

5 votes
Accepted

Classical version of tree-level QFT correlation functions

5 votes

EM vs Matter wave. The lie and confusion of School Physics

5 votes
Accepted

Expectation value of position of eigenstate of position

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