Recent questions in Quantum Field Theory

+27 votes

0 answers

Can you explain the double slit experiment and how it relates to Einstein's theory of relativity?

asked Feb 14, 2023 in Quantum Field Theory by pet1

+9 votes

0 answers

What does it mean that, in QFT, instead of promoting time to an operator, we demote position to a number? How can position NOT be an operator, seeing as, prior to measurement, a particle's position never has a single defined value?

asked Feb 14, 2023 in Quantum Field Theory by jonathanc

+168 votes

0 answers

Why is the double-slit experiment important in quantum physics?

asked Feb 14, 2023 in Quantum Field Theory by SamHowe

+26 votes

0 answers

Are all particles waves?

asked Feb 14, 2023 in Quantum Field Theory by aresynonymous

+3 votes

0 answers

Considering the quantum tunneling of ultracold atoms in optical trap, does the atom "escape" completely out of the lattice or it merely shifts its position within the optical lattice?

asked Feb 14, 2023 in Quantum Field Theory by dt88

+21 votes

0 answers

What is the difference between a Goldstone boson and a pseudo-Goldstone boson?

asked Feb 13, 2023 in Quantum Field Theory by AstralSculptor

+22 votes

0 answers

What is the difference between a ray of coloured light and white light when passed through a double-slit experiment? Why does this happen?

asked Feb 13, 2023 in Quantum Field Theory by Link64

+14 votes

0 answers

Are two photons emitted from the same source towards two detectors both 1 and 10 meters away, equally likely to be entangled?

asked Feb 13, 2023 in Quantum Field Theory by MikeByfield

+23 votes

0 answers

What's been done to remove the problem of infinities and renormalization in QED? Is it the theory that's deficient or else is there a factor not yet included in QED which needs to be found? Or will QED ultimately be replaced?

asked Feb 13, 2023 in Quantum Field Theory by Rob Taylor

+16 votes

0 answers

Would it be correct to say that virtual particles are real in the same way as potential energy is real?

asked Feb 13, 2023 in Quantum Field Theory by NebulaCharm

+1 vote

0 answers

Is the double-slit experiment proof that the non-communication theorem is just plain wrong?

asked Feb 13, 2023 in Quantum Field Theory by MaccaThe Merlin

+232 votes

0 answers

If we know that the electronic detector is what's causing the weird anomalies in the double slit experiment, why is it still such a big problem?

asked Feb 13, 2023 in Quantum Field Theory by Pancake

+7 votes

0 answers

Has the double slit experiment been performed before or is it theoretical?

asked Feb 12, 2023 in Quantum Field Theory by Dangermouse79

+13 votes

0 answers

What are some of the interpretational difficulties with quantum field theory?

asked Feb 12, 2023 in Quantum Field Theory by eightyboot

+11 votes

0 answers

What is the theory of free electrons?

asked Feb 12, 2023 in Quantum Field Theory by Kirstie Boyd

+29 votes

0 answers

How does string theory relate to quantum field theory?

asked Feb 12, 2023 in Quantum Field Theory by simbad

+14 votes

0 answers

Is it possible to accurately state most laws of physics with a few equations?

asked Feb 12, 2023 in Quantum Field Theory by fostyrob (2.8k points)

+7 votes

0 answers

What is your opinion on Shankar's textbook "Quantum Field Theory and Condensed Matter"?

asked Feb 12, 2023 in Quantum Field Theory by Risteard

+146 votes

0 answers

How is it possible to detect & manipulate a single electron, as is described in QM experiments such as the double slit experiment? I can understand how we obtain information statistically, but can we really fire a single electron at a screen?

asked Feb 12, 2023 in Quantum Field Theory by Woody

+7 votes

0 answers

How will the shape of an interference fringe change if we change the angle at which light passes through a double slit, slit width, or slit length?

asked Feb 12, 2023 in Quantum Field Theory by Jessie_279 (2.2k points)

Page:

« prev
1
...
29
30
31
32
33
34
35
...
84
next »

Recent questions in Quantum Field Theory

...