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Questions related to Quantum Mechanics
In 1967 R. L. Pfleegor and L. Mandel, Phys. Lett. 24A, 766-67 proved experimentally the self-interaction of photon through double slit. Well, some said it is even later until 1986 by Grangier et...
20 November 2020 2,538 11 View
Hi, i am sudying some quantum computer science and I am really struggling to find an explanation to the question done above. Any kind of help would be wonderfull. Greets.
10 November 2020 4,795 3 View
The basics of electronic conductivity can be explained without inciting quantum mechanics or brillouin zone- simply by virtue of outermost free electrons of metallic elements (from electronic...
08 November 2020 3,343 1 View
Dear Researchers, My question is about the measurement of soul transition gap with the help of quantum mechanics. When a living organism (A) die, the soul transition happens from the dead body...
30 September 2020 6,484 5 View
In physics, normally a critical information solves many seemingly unrelated problems at the same time. I think this is the case with the information that neutrinos are magnetic monopoles of...
12 September 2020 7,950 22 View
I am running VASP calculations involving transition metal atoms in which there are multiple unpaired electrons in the d-orbitals but I am not sure how to check the individual d-orbitals (ex:...
25 August 2020 2,069 2 View
You can provide links with calculation and clear examples of the methods used. I would also like to understand how to take into account a specific potential. How to determine the forbidden zone...
10 June 2020 9,866 2 View
Is the vacuum energy, the energy of the Zero Point state in Quantum Mechanics?
04 June 2020 9,040 2 View
Operator product expansion is made in the deep ultraviolet region. In thermal field theory, it is explicitly shown , that the UV divergence in the quantum corrections does not depend on...
27 May 2020 1,001 2 View
what is the importance of non-commutative geometry, especially in quantum mechanics? In all the approximations used in quantum mechanics we assumed that interaction between electrons...
21 April 2020 9,669 6 View
We have learned in QM the famous U. Principle which is probably the most important thing in this branch. We also have learned that space-time stays together in GR. The problem of measurements...
13 April 2020 1,642 1 View
Dear people in the field of Quantum mechanics, There are many online explanations about the semi-analytical solution for the problem of particle in a 1D finite potential well as well analytical...
21 March 2020 3,265 3 View
Quarks have emerged from the evidence that protons and neutrons are composite particles. This has led to the formulation of the QCD and the "asymptotic freedom" hypothesis. This theoretical...
17 March 2020 6,006 9 View
Consider a system of two particles. The system was prepared (e.g., by some prior measurement) to have zero total spin. Another measurement is made, either immediately after the preparation or at a...
22 February 2020 5,774 4 View
In MRI after applying 90 RF puls magnetic momentum vectors of protons flip to xy plan. I can understand this from classical mechanic point of view. But I cant understand it from quantum mechanic...
29 January 2020 5,202 3 View
Let us consider two boxes of different energies that are separated by a barrier and box 1 is filled with many electrons. The barrier allows the electrons to tunnel from box 1 to the other side...
24 January 2020 8,116 4 View
Does the negative energy of two-particle quantum-mechanical interaction always mean attraction between these particles?
18 December 2019 4,149 6 View
The diffraction of light has been referred to as its wave quality since it seemed there was no other solution to describe that phenomenon as its particle quality and subsequently, it exhibited...
02 December 2019 8,826 28 View
There are a number of papers that report quantum mechanical electron transport using ferritin, similar to the behavior of quantum dots. See, e.g. Long-range Solid-state Electron Transport...
16 November 2019 1,546 1 View
Why shape of an orbital calculated by solving schrodinger's equation on hydrogen atom is closely followed by other atoms, even when net force on an individual electron is no longer central and...
04 November 2019 9,877 2 View
using de broglie's formula, electron with a drift velocity of few mm/s has de broglie wavelength at radio or microwave frequency range. Does this have any significant implication. i.e....
04 November 2019 4,444 3 View
Solving Schrödinger equation numerically we will have finite size matrix, which has finite number of eigenvalues, that is - discrete spectrum. But we know, that atoms also have continuous...
03 November 2019 9,041 3 View
When two excited carbon dioxide molecules collide will one of them emit a photon, or will both? As I understand it, collisions between two molecules can result in one becoming excited, or an...
18 October 2019 1,328 3 View
Assuming that particle consists of a photon that moves circularly in the loop, creating standing wave obeying the rule that its closed path 2*Pi*R=n*Lambda (1) (resonator where resonator length...
16 October 2019 8,881 12 View