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asmaier
  • Member for 11 years, 8 months
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53 votes
7 answers
5k views

Why do we have an elementary charge but no elementary mass?

42 votes
2 answers
6k views

Do gravitons interact with each other?

36 votes
7 answers
2k views

Do Maxwell's equation describe a single photon or an infinite number of photons?

34 votes
1 answer
9k views

How to define orbital angular momentum in other than three dimensions?

33 votes
10 answers
8k views

How can it be that the beginning universe had a high temperature and a low entropy at the same time?

33 votes
8 answers
3k views

Why is the contribution of a path in Feynmans path integral formalism $\sim e^{(i/\hbar)S[x(t)]}$?

32 votes
7 answers
7k views

Would there be no time in a universe with only light?

25 votes
6 answers
2k views

Why does time not run backwards inside a refrigerator?

23 votes
5 answers
9k views

In what sense can a complex number be a scalar?

23 votes
2 answers
5k views

What is polarisation, spin, helicity, chirality and parity?

22 votes
2 answers
9k views

How realistic is the game "A slower speed of light"?

21 votes
5 answers
9k views

What is the difference between a functional and an operator?

20 votes
1 answer
3k views

Can nowadays spin be described using path integrals?

19 votes
6 answers
4k views

Is the Planck length Lorentz invariant?

17 votes
3 answers
4k views

Why must the speed of light be the universal speed limit for all the fundamental forces of nature? [duplicate]

15 votes
3 answers
2k views

Can the speed of light become complex inside a metamaterial?

14 votes
1 answer
4k views

Can one define an acceleration operator in quantum mechanics?

12 votes
5 answers
3k views

Is there a relativistic generalization of the Maxwell-Boltzmann velocity distribution?

12 votes
1 answer
2k views

Quantum version of the Galton Board

12 votes
7 answers
8k views

What are the most important papers in physics? [closed]

12 votes
4 answers
2k views

Why is black hole entropy not an extensive quantity?

12 votes
1 answer
619 views

Do uncertainty relations for charge or mass exist?

12 votes
2 answers
382 views

Is there a connection between Bertrands theorem and Chaos theory?

11 votes
1 answer
3k views

Is John Nash's "Interesting Equation" really interesting?

11 votes
2 answers
2k views

What is quantum discord?

10 votes
3 answers
2k views

How can we be sure that nature isn't "faking" quantum statistics?

10 votes
2 answers
722 views

How can a point-like particle "feel" gravity, if locally the curvature of spacetime is always flat?

10 votes
3 answers
4k views

How to measure the spin of a neutral particle?

10 votes
3 answers
3k views

What is the point of complex fields in classical field theory?

10 votes
2 answers
918 views

Could gravitons be quasiparticles like phonons?