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Mathieu Krisztian
  • Member for 3 years, 2 months
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19 votes
6 answers
2k views

Does the electromagnetic wave have a lateral extension?

18 votes
5 answers
3k views

Is it true that Maxwell equations are interpreted by taking right side of formula as the "origin" and the left part as "consequence"?

18 votes
5 answers
3k views

Is there a fundamental reason for the exponential dependence of the evolution of the temperature in an electronic deviced that is powered on?

17 votes
4 answers
2k views

In classical physics (classical electrodynamics), why linearity of Maxwell's equations prevent interaction of electromagnetic waves?

16 votes
6 answers
4k views

How is it possible that combustion of coal releases similar energy as TNT explosion while intuitively we would not expect that?

10 votes
1 answer
384 views

Are neutrinos and sterile neutrinos both dark matter candidates?

7 votes
1 answer
848 views

Is there a fundamental reason why in the Standard Model, there is no Feynman rule for a vertex with more than 4 legs?

6 votes
2 answers
589 views

According to the Standard Model, were there 4 Higgs bosons at the beginning of the universe, before the electroweak symmetry breaking?

5 votes
1 answer
319 views

Are exceptions to Klechkowski/Madelung rules understood *theoretically*, or are there known only from *experimental measurements*?

5 votes
4 answers
196 views

How to explain smooth absorption spectrum of nature (plants, etc.) while the atoms have discrete absorption lines?

5 votes
2 answers
503 views

Could somebody explain the stress versus strain curve?

4 votes
1 answer
102 views

Why massless particles have less number of possible polarisations than massive ones? [duplicate]

4 votes
2 answers
188 views

Why is it legitimate to use the Poisson law for likelihood computation in particle physics? (background events are not rare)

3 votes
1 answer
185 views

What is the graphical representation of a wave plane of the form $e^{i(\vec{k}.\vec{r}-\omega t)}$ or $e^{i(k.x-\omega t)}$?

3 votes
3 answers
319 views

Would a hypothetic very fast camera allow to visualize the variations of the amplitude of visible light?

3 votes
1 answer
58 views

Why is the baseline of solar neutrinos is reported as "only" 10^10 meters while distance Sun-Earth is 1.5e11 meters?

2 votes
1 answer
236 views

Why spontaneous nuclear fission not classified as a kind of radioactive decay?

2 votes
1 answer
522 views

In neutrino oscillation experiment, what are the Feynman diagrams involved for the *detection of the neutrino* in the detector?

2 votes
1 answer
169 views

Does humankind know technique to transform uranium 238 to uranium 235, for nuclear plants?

2 votes
2 answers
186 views

Is it really true that valence band is completely filled at zero temperature?

2 votes
1 answer
123 views

Did Penzias and Wilson really make a *picture* of the CMB?

2 votes
2 answers
102 views

Why photon do not interact in quark gluon plasma?

2 votes
0 answers
25 views

What is the interpretation of a statistical CL contour *in the case* where the central observed measurement does not belong to the interior?

2 votes
2 answers
146 views

Is there a energy lower to -13.6 eV in a given atom/element?

2 votes
3 answers
471 views

Is it true that the Fermi-Dirac distribution is a probability?

2 votes
4 answers
193 views

Is light *nothing more* than a pair of transverse electric and magnetic oscillating field moving in a given direction?

2 votes
3 answers
118 views

How to distinguish the $p_x$, $p_y$, $p_z$ orbitals when one can choose the $x-$, $y-$, and $z-$ axes arbitrary?

2 votes
1 answer
87 views

Why is the neutral component of Higgs doublets in 2HDM theory different according to the document of reference?

2 votes
2 answers
175 views

Why is there a specific negative sign in front of the $m_{12}$ term of the 2HDM Higgs potential?

2 votes
3 answers
70 views

Is the probabilistic behaviour of quantum mechanics something "new" (not directly connected) to wave-particle duality?

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