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Young Kindaichi's user avatar
Young Kindaichi's user avatar
Young Kindaichi
  • Member for 4 years, 5 months
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31 votes
3 answers
4k views

If we repeatedly divide a colorful solid in half, at what point will the color disappear?

21 votes
4 answers
5k views

If we repeatedly divide a solid in half, at what point does it stop being a solid? [closed]

20 votes
5 answers
3k views

How similar are phonons and photons?

18 votes
2 answers
2k views

Another Solution To Brachistochrone Problem

13 votes
11 answers
2k views

Where does the irreversiblity came from if all the fundamental interaction are reversible?

8 votes
2 answers
3k views

Why do we need to hit the Stirling engine to start it?

8 votes
2 answers
873 views

What does $\exp\left( ax\frac{d}{dx} \right)$ do on $\psi(x)$?

8 votes
4 answers
2k views

What would happen if the Pauli exclusion principle did not exist?

6 votes
1 answer
244 views

Measuring particle spin in 1-Dimensional world

6 votes
1 answer
649 views

Is it right to replace Hamiltonian with Lagrangian in the Schrödinger equation?

6 votes
1 answer
1k views

What's a charge density wave?

6 votes
2 answers
248 views

Why does symmetry of the system depends on the gauge for particle in magnetic field?

5 votes
2 answers
510 views

How much Higgs mass do I have?

4 votes
3 answers
122 views

How hammering my TV remote make it working?

4 votes
1 answer
282 views

Continuous Transition From gas to liquid

4 votes
0 answers
92 views

Explanation for strange pattern appear on Bath tub with sand in it

4 votes
1 answer
385 views

How to know If the given space is torsionfree?

4 votes
3 answers
473 views

How come the filled water bottle work as a stylus for phone but not the empty bottle?

4 votes
3 answers
242 views

Line Integral of electric field through the nucleus

4 votes
1 answer
444 views

Why there aren't classical field associated with fermions?

4 votes
1 answer
193 views

Picturing Photon Gas

3 votes
1 answer
473 views

Normalization factor for symmetric state

3 votes
1 answer
174 views

Proof of the set of compatible observable have a bound

3 votes
3 answers
82 views

How many water molecules should I put together before I can tell If it's liquid, gas or Solid?

3 votes
1 answer
137 views

Does the generator of the group need to be physical observables?

3 votes
2 answers
459 views

Why can't you always write the anti-symmetric state as slater determinant?

3 votes
9 answers
2k views

Does mass really exist?

3 votes
2 answers
756 views

Physical interpretation for wave function in infinite square well

3 votes
4 answers
1k views

Why is the speed of causality equal to the speed of light?

3 votes
3 answers
149 views

Shouldn't We modify the field in force equation $\mathbf{F}=q\mathbf{E}$?

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