Recent questions in Quantum Field Theory

+7 votes

0 answers

Is physical existence the result of quantum fluctuations of the field?

asked Jun 15, 2022 in Quantum Field Theory by Dan dan the man

+303 votes

0 answers

Why does the vacuum have energy in quantum field theory? Where does this energy come from?

asked Jun 15, 2022 in Quantum Field Theory by MysticSculptor

+78 votes

0 answers

Can Heisenberg uncertainty principle be derived within the matrix mechanics alone (without wave mechanics)?

asked Jun 15, 2022 in Quantum Field Theory by r2d2

+19 votes

0 answers

Why, in quantum mechanics, does the inner product of two states correspond to the probability amplitude?

asked Jun 15, 2022 in Quantum Field Theory by Cheltrobin83

+154 votes

0 answers

If 100,000 mainstream physicists in the world work together for 10 years, can they achieve the unification of macro and micro quantum theories without plagiarizing XD Dongfang's Com Quantum Theory?

asked Jun 15, 2022 in Quantum Field Theory by alan

+21 votes

0 answers

Does the very act of observing cause a wave function to collapse (double-slit experiment), or is it due to an interaction between a particle and what constitutes a measurement?

asked Jun 15, 2022 in Quantum Field Theory by Screwfix (2.5k points)

+33 votes

0 answers

What is the significance of Bhabha scattering?

asked Jun 15, 2022 in Quantum Field Theory by Sandyring

+185 votes

0 answers

How should we explain why a single photon splits into two during a double-slit experiment if it is only a probability wave that only tells its chance to be at one position, not the chance to be at two different places at the same time?

asked Jun 15, 2022 in Quantum Field Theory by StellarFlare

+1 vote

0 answers

In quantum field theory, the kinetic energy of field Lagrangians doesn't have mass term while the potential energy has the mass. Why doesn't kinetic energy have mass term?

asked Jun 15, 2022 in Quantum Field Theory by Pollowick

+3 votes

0 answers

How can particles interfere if they cannot combine?

asked Jun 14, 2022 in Quantum Field Theory by tinasarah

+936 votes

0 answers

If the strong nuclear force is a quantum field, why don't we observe any evidence of its existence in our everyday lives?

asked Jun 14, 2022 in Quantum Field Theory by Leeds_76

+19 votes

0 answers

What is the purpose of renormalization in quantum field theory, and how does this differ from traditional perturbation methods?

asked Jun 14, 2022 in Quantum Field Theory by Ryluer

+3 votes

0 answers

What are some "mysterious" facts about the double-slit interference of quantum mechanics that can't be explained by classical physics or quantum mechanics (QM)?

asked Jun 14, 2022 in Quantum Field Theory by DIY Bobster (3.8k points)

+12 votes

0 answers

How does quantum theory explain 'quantum' things?

asked Jun 14, 2022 in Quantum Field Theory by NebulaHarmony

0 votes

0 answers

What is the role of linearization in quantum field theory?

asked Jun 14, 2022 in Quantum Field Theory by Gogs76

+24 votes

0 answers

Is there something missing in quantum field theory that drives the search for quantum gravity?

asked Jun 14, 2022 in Quantum Field Theory by Fuzzy-Felt Bloke

+4 votes

0 answers

How does one actually calculate a path-integral? The idea of considering every path while weighting it with the action is somewhat clear to me, but I'm at a loss when trying to go through the mathematics. How do you parametrize a path-integral?

asked Jun 13, 2022 in Quantum Field Theory by SDSMax

+16 votes

0 answers

Would the results of the double-slit experiment change if there were two detectors on one side of the slits?

asked Jun 13, 2022 in Quantum Field Theory by jimbobby

0 votes

0 answers

Can quantum entangled particles interact with something/anything without “”losing their quantum entanglement” due to those quantum entangled particles having an interaction with something else”?

asked Jun 13, 2022 in Quantum Field Theory by NovaMystic

+104 votes

0 answers

Why does a moving charged particle produce a magnetic field?

asked Jun 13, 2022 in Quantum Field Theory by Jonny Segway

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Recent questions in Quantum Field Theory

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