User Dan Piponi

18 votes

Accepted

Is it possible to show a diffraction caustic as a home experiment / lecture demonstration?

answered Apr 5, 2018 at 21:52

17 votes

Irreducible tensors concept

answered Dec 13, 2011 at 17:14

13 votes

Is 3+1 spacetime as privileged as is claimed?

answered Aug 29, 2011 at 20:26

10 votes

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Is the momentum operator diagonal in position representation?

answered Mar 18, 2013 at 4:31

9 votes

Who discovered momentum?

answered Feb 17, 2012 at 17:08

6 votes

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Can low temperature plasma exist?

answered Apr 9, 2013 at 23:57

6 votes

Has anyone ever measured the one-way speed of light perpendicular to the Earth at the Earth's surface?

answered Apr 10, 2013 at 17:32

4 votes

Why isn't temperature measured in Joules?

answered Apr 12, 2013 at 21:09

4 votes

Who is doing the normalization of wave function in the time evolution of wave function?

answered Apr 28, 2015 at 20:29

3 votes

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The Molecular Hamiltonian and the avoidance of Overcounting

answered Jun 17, 2013 at 21:52

3 votes

How is a quantum superposition different from a mixed state?

answered Oct 11, 2013 at 22:36

3 votes

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Why the pressure of atmosphere doesn't crush you when you e.g. walk outside?

answered Apr 16, 2012 at 20:27

3 votes

What are the prerequisites to studying general relativity?

answered Aug 29, 2011 at 22:20

3 votes

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Pollen Particle Attracted to TV due to Which Force?

answered Aug 30, 2011 at 20:33

3 votes

Other application of Liouville's theorem besides thermodynamics

answered Mar 13, 2013 at 16:53

2 votes

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Is there a more scientific term for "obstruction of EM waves"?

answered Mar 13, 2013 at 23:10

2 votes

Where do theta functions and canonical Green functions appear in physics

answered Oct 6, 2011 at 16:46

2 votes

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Work done by complex field on complex plane

answered Apr 2, 2013 at 14:25

2 votes

Motivation for form $L = T - V$ of Lagrangian

answered Sep 15, 2017 at 22:10

1 vote

Classical results proved using quantum mechanics

answered Jul 19, 2013 at 18:34

1 vote

Exact diagonalization of graphene's tight binding Hamiltonian

answered Jan 29, 2013 at 1:20

1 vote

Transform torque from Euler angles to infinitesimal Cartesian rotations

answered Feb 8, 2013 at 23:49

0 votes

How does the solar sailing concept work?

answered Mar 20, 2013 at 15:45

0 votes

Accepted

Calculation in the book Path Integrals by Kleinert

answered Nov 7, 2022 at 21:19

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24 Answers

Is it possible to show a diffraction caustic as a home experiment / lecture demonstration?

Irreducible tensors concept

Is 3+1 spacetime as privileged as is claimed?

Is the momentum operator diagonal in position representation?

Who discovered momentum?

Can low temperature plasma exist?

Has anyone ever measured the one-way speed of light perpendicular to the Earth at the Earth's surface?

Why isn't temperature measured in Joules?

Who is doing the normalization of wave function in the time evolution of wave function?

The Molecular Hamiltonian and the avoidance of Overcounting

How is a quantum superposition different from a mixed state?

Why the pressure of atmosphere doesn't crush you when you e.g. walk outside?

What are the prerequisites to studying general relativity?

Pollen Particle Attracted to TV due to Which Force?

Other application of Liouville's theorem besides thermodynamics

Is there a more scientific term for "obstruction of EM waves"?

Where do theta functions and canonical Green functions appear in physics

Work done by complex field on complex plane

Motivation for form $L = T - V$ of Lagrangian

Classical results proved using quantum mechanics

Exact diagonalization of graphene's tight binding Hamiltonian

Transform torque from Euler angles to infinitesimal Cartesian rotations

How does the solar sailing concept work?

Calculation in the book Path Integrals by Kleinert