Recent questions in Quantum Field Theory

+265 votes

0 answers

Are there infinitesimal (extremelly small) probabilities in quantum mechanics which go completely down to zero in the mathematical model of quantum field theory?

asked Apr 20, 2023 in Quantum Field Theory by C0N1ST0N

+1 vote

0 answers

Can the principles of quantum mechanics and relativity be reconciled in a theory of quantum gravity?

asked Apr 20, 2023 in Quantum Field Theory by oddjobkev

+10 votes

0 answers

Real (unvirtual) photons carry electric, kinetic energy. Virtual photons carry potential charge energy (Electric field). Net energy is conserved. How is this conservation explained using the quantum field theory?

asked Apr 20, 2023 in Quantum Field Theory by WeFIX

+2 votes

0 answers

What does scale invariance or non-invariance of electromagnetism physically mean (electromagnetisms, symmetry, quantum electrodynamics, Maxwell equations, scale invariances, physics)?

asked Apr 20, 2023 in Quantum Field Theory by MikeGaunt

+172 votes

0 answers

What exactly does a "vacuum" mean? Is it a region with zero pressure or absence of any particle, even light?

asked Apr 20, 2023 in Quantum Field Theory by CrystalPulse

+22 votes

0 answers

Does the double-slit experiment always use only one which-way detector at one slit or have they also used two detectors with one at each slit?

asked Apr 20, 2023 in Quantum Field Theory by OnlyGus

+10 votes

0 answers

Why does light interfere with itself in Young's double slit experiment? Do sound waves or water waves also interfere with themselves in this experiment?

asked Apr 20, 2023 in Quantum Field Theory by benchodthe1st

+5 votes

0 answers

Why are subatomic particles considered as "building blocks" and not as (merely) "properties" of the matter?

asked Apr 20, 2023 in Quantum Field Theory by SW

+258 votes

0 answers

Why is there no footage of the double slit experiment "observational" effect in action?

asked Apr 20, 2023 in Quantum Field Theory by NovaDreamer

+258 votes

0 answers

What is the connection between quantum field theory and condensed matter physics? Why do researchers use quantum field theory to study condensed matter systems?

asked Apr 20, 2023 in Quantum Field Theory by Movieman334

+156 votes

0 answers

Can you explain counterintuitive phenomenon using quantum field theory (QFT), like entanglement or non-locality (physics, quantum mechanics)?

asked Apr 20, 2023 in Quantum Field Theory by amendment2

+18 votes

0 answers

Does a quark have mass, or is it just considered a point in space?

asked Apr 20, 2023 in Quantum Field Theory by spen123

+111 votes

0 answers

Are there quantum theory dogmas?

asked Apr 19, 2023 in Quantum Field Theory by Frutbunn

0 votes

0 answers

Can double-slits replicate the effect of a single-slit?

asked Apr 19, 2023 in Quantum Field Theory by resistancestray

+98 votes

0 answers

How do 'particles' in quantum fields (e.g. the electron in the electron field) come together to make a stable entity such as an atom of an element?

asked Apr 19, 2023 in Quantum Field Theory by fooman

+17 votes

0 answers

Is there any way to unify general relativity with quantum theory? If so, what is it called and who proposed it first?

asked Apr 19, 2023 in Quantum Field Theory by customcandidate

+22 votes

0 answers

Can quantum field theory explain time?

asked Apr 19, 2023 in Quantum Field Theory by davnav

+11 votes

0 answers

What happens when light passes through a double slit?

asked Apr 19, 2023 in Quantum Field Theory by chillimonster

+118 votes

0 answers

Is quantum field theory just "ether" revisited?

asked Apr 19, 2023 in Quantum Field Theory by Astramax

+13 votes

0 answers

How is it guaranteed that a single electron at a time is emitted/fired in the double slit experiment? How can you prove that one electron has now left the building?

asked Apr 19, 2023 in Quantum Field Theory by breakableping

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Recent questions in Quantum Field Theory

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