Recent questions in Quantum Field Theory

+26 votes

0 answers

What is the double slit experiment? Can it be done with atoms?

asked Jan 16, 2022 in Quantum Field Theory by Bazdaa

+11 votes

0 answers

If I know linear algebra, differential equations, and undergrad QM, what else do I need to learn before I can fullly understand the construction of the electric field in QFT?

asked Jan 16, 2022 in Quantum Field Theory by SeraphicVerse

+8 votes

0 answers

Why is it that a magnetic field is produced when an electron moves?

asked Jan 16, 2022 in Quantum Field Theory by Nail_2512

+21 votes

0 answers

Does the double slit experiment suggest there's a hidden intelligence on either the particle's end or the observer's?

asked Jan 16, 2022 in Quantum Field Theory by Tiago

+19 votes

0 answers

How can the concept of quantum entanglement even be possible?

asked Jan 16, 2022 in Quantum Field Theory by Ian Rollinson

+185 votes

0 answers

Is Planck's energy element used in quantum mechanics, QED, string theory, and quantum field theory to represent the energy of a photon?

asked Jan 16, 2022 in Quantum Field Theory by RH

+123 votes

0 answers

What is the physical meaning of the gamma matrices?

asked Jan 15, 2022 in Quantum Field Theory by philthespark

+3 votes

0 answers

Why do so many people think that an "observer" alters the outcome of a double slit/photon experiment when, in reality, there is no "observer" but just a photomultiplier tube or some form of semiconductor detector?

asked Jan 15, 2022 in Quantum Field Theory by Sarah Barker

+93 votes

0 answers

How does the Heisenberg uncertainty principle relate to quantum field theory?

asked Jan 15, 2022 in Quantum Field Theory by SolarisWhisper

+54 votes

0 answers

Since we can use quantum theory to describe subatomic quanta as both particles and waves in fields that extend to every point in the universe, can the subatomic quanta in our human bodies be described as both particles and waves in quantum fields?

asked Jan 15, 2022 in Quantum Field Theory by DIYDave

+8 votes

0 answers

How does Young's double slit experiment explain interference patterns with two different wavelengths?

asked Jan 15, 2022 in Quantum Field Theory by CelestialScribe

+1 vote

0 answers

If one of the two entangled particles is annihilated by an anti-particle, what happens to the other particle?

asked Jan 15, 2022 in Quantum Field Theory by palavaman

+25 votes

0 answers

Why do we need a quantum theory of gravity?

asked Jan 15, 2022 in Quantum Field Theory by QuantumTwilight

+14 votes

0 answers

What is a plane wave? Is it a type of conformal field theory (CFT)?

asked Jan 14, 2022 in Quantum Field Theory by oscar21

+20 votes

0 answers

Can the interference pattern observed in the double-slit experiment be used to represent the wave nature of light, or does it represent the particle nature of light as well? Why one over the other?

asked Jan 14, 2022 in Quantum Field Theory by IrS

+308 votes

0 answers

What is the difference between a tree-level diagram and a loop diagram?

asked Jan 14, 2022 in Quantum Field Theory by benchodthe1st

+188 votes

0 answers

How is it that thedouble slit experiment works with one particle at a time?

asked Jan 14, 2022 in Quantum Field Theory by Tilt

+20 votes

0 answers

What is the difference between a double slit experiment with light and an electron beam?

asked Jan 14, 2022 in Quantum Field Theory by NoelK388

+112 votes

0 answers

What is the observer in double slit experiment? Does it have to be human?

asked Jan 13, 2022 in Quantum Field Theory by BG64

+206 votes

0 answers

The shell theorem says gravity of a shell cancels out & a Gaussian sphere will balance chargeselectric field similarly. Is there an equivalent theory for the magnetic field in a shell?

asked Jan 13, 2022 in Quantum Field Theory by The Furniture Restor

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