Recent questions in Quantum Field Theory

+127 votes

0 answers

The Planck constant is expressed in the same units as angular momentum. Does that mean anything notable?

asked Oct 10, 2022 in Quantum Field Theory by DaveyC

+15 votes

0 answers

Quantum mechanics says that a particle can be at two positions at the same time (in short). Is there any theory that says a particle exists in two times (for an infinitesimal time step) at once?

asked Oct 10, 2022 in Quantum Field Theory by LuminousAlchemy

+24 votes

0 answers

What was Erwin Schrodinger's thought experiment of a cat in a box, and how did it lead to the development of quantum theory?

asked Oct 10, 2022 in Quantum Field Theory by SeraphicHarmony

+26 votes

0 answers

What are the limitations of the crystal field theory?

asked Oct 10, 2022 in Quantum Field Theory by DIY Guy

+16 votes

0 answers

How can Heisenberg Uncertainty Principle be experimentally confirmed?

asked Oct 10, 2022 in Quantum Field Theory by Minieng

+24 votes

0 answers

What are some open problems in QFT that researchers are working on currently?

asked Sep 20, 2022 in Quantum Field Theory by sixexactly

+17 votes

0 answers

How can photons be returned to their source in the double slit experiment?

asked Sep 20, 2022 in Quantum Field Theory by doitall

+9 votes

0 answers

What is the Yang–Mills theory, and why is it important?

asked Sep 20, 2022 in Quantum Field Theory by RadiantVerse

+314 votes

0 answers

Do particles create fields, or do particles arise from fields? Which must exist first?

asked Sep 20, 2022 in Quantum Field Theory by LayToya

+15 votes

0 answers

What does the term "quantized" mean?

asked Sep 20, 2022 in Quantum Field Theory by AstralWhisper

+264 votes

0 answers

What is spin as an internal degree of freedom?

asked Sep 19, 2022 in Quantum Field Theory by BigTomorrow

+12 votes

0 answers

How is the wave-particle duality of electrons demonstrated in the double-slit experiment?

asked Sep 19, 2022 in Quantum Field Theory by MysticTwilight

+14 votes

0 answers

A beam of electrons can be obtained by heating a material; given that an atomic beam, too, is produced by heating a source material, how can one perform the heating in a way which provides whole atoms (not just electrons)?

asked Sep 19, 2022 in Quantum Field Theory by b4xtr

+6 votes

0 answers

If a photon takes all possible paths, does it travel faster than light (quantum mechanics, photons, path integral, faster than light, physics)?

asked Sep 19, 2022 in Quantum Field Theory by CGre

+4 votes

0 answers

What are phonons?

asked Sep 19, 2022 in Quantum Field Theory by CelestialEcho

+996 votes

0 answers

In the double slit experiment, why does the interference pattern appear as dots rather than slits?

asked Sep 18, 2022 in Quantum Field Theory by SolarisNova

+11 votes

0 answers

How can we explain physics without string/M-theory and multiverse, just from quantum field theory (QFT) only and assuming no extra dimensions, etc.?

asked Sep 18, 2022 in Quantum Field Theory by warey4life

+62 votes

0 answers

What is the physical meaning of the expectation value of a wave function in quantum mechanics?

asked Sep 18, 2022 in Quantum Field Theory by marra

+26 votes

0 answers

Could the expectation value of quantum particles be further estimated by associating the probability curve of the photon with the gravitational field of the Earth given that QM relies upon CM?

asked Sep 18, 2022 in Quantum Field Theory by Dave Reece

+13 votes

0 answers

Would you say there's a relation or likeness between string theory and quantum states/properties?

asked Sep 18, 2022 in Quantum Field Theory by TREWL

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Recent questions in Quantum Field Theory

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