Recent questions in Quantum Field Theory

+14 votes

0 answers

Has there been any updates to the type of observation device used in the double slit experiment?

asked Jul 15, 2022 in Quantum Field Theory by l1ndsay

+2 votes

0 answers

I assume it has been rigorously tested, but what happens if you put the sensor after the slits, in the double slit experiment? If the wave function breaks down upon observation, then once through the slits, will it maintain its interference pattern?

asked Jul 15, 2022 in Quantum Field Theory by avariciousgush

+78 votes

0 answers

A double slit experiment is set up with two different color beams (yellow and blue) each incident on both slits. What will the interference pattern (if any) look like?

asked Jul 14, 2022 in Quantum Field Theory by Jxx1

+9 votes

0 answers

How does the structure of space-time affect the behavior of Quantum Fields?

asked Jul 14, 2022 in Quantum Field Theory by NebulaOracle

+13 votes

0 answers

What is the relationship between string theory and quantum electrodynamics?

asked Jul 14, 2022 in Quantum Field Theory by Eric Cartman

+219 votes

0 answers

Can an atom in bound state (in a solid at room temperature) spontaneously absorb energy from the rest of the Universe and undergo quantum tunnelling?

asked Jul 14, 2022 in Quantum Field Theory by david radley

+43 votes

0 answers

If matter is a quantum excitation of a field then what could have caused the excitation of the field and why did it not return to its unexcited state?

asked Jul 14, 2022 in Quantum Field Theory by PowerTool

+5 votes

0 answers

When does a particle act like a particle and when does it like a wave?

asked Jul 13, 2022 in Quantum Field Theory by ricky g

+26 votes

0 answers

What is the reason that the gravitational force does not appear in other particles of the quantum field (in QFT and related to string theory)?

asked Jul 13, 2022 in Quantum Field Theory by Adam S

+173 votes

0 answers

Given that there is non-zero probability for a "macroscopic" object to quantum tunnel, does the "macroscopic" object have to be in coherent state in order to quantum tunnel?

asked Jul 13, 2022 in Quantum Field Theory by Harryuk147

+18 votes

0 answers

Is quantum mechanics a flawed theory? If yes, why?

asked Jul 13, 2022 in Quantum Field Theory by Jamie

+15 votes

0 answers

Can quantum field theory (QFT) explain all phenomena?

asked Jul 13, 2022 in Quantum Field Theory by tinasarah

+172 votes

0 answers

Why does the double slit experiment work with electrons but not with macroscopic objects?

asked Jul 13, 2022 in Quantum Field Theory by switchtada

+20 votes

0 answers

Does quantum theory suggest that an object can exist in multiple locations at once? If not, why not?

asked Jul 13, 2022 in Quantum Field Theory by KIAB (2.9k points)

+135 votes

0 answers

What is the result of the double slit experiment if there are no observers? Does this invalidate quantum mechanics, or does it not matter since it's just an analogy anyway?

asked Jul 13, 2022 in Quantum Field Theory by Glennuk

+411 votes

0 answers

How does Noether’s Theorem imply conservation of electrical charge?

asked Jul 13, 2022 in Quantum Field Theory by Becky Eley

+257 votes

0 answers

Can quantum mechanics and quantum field theory be understood without each other?

asked Jul 13, 2022 in Quantum Field Theory by Crucken

+10 votes

0 answers

What don't we know about the casimir effect?

asked Jul 13, 2022 in Quantum Field Theory by CelestialCharm

+7 votes

0 answers

Renormalization is an important concept in QFT, but it is also somewhat mysterious. Can you explain how it works and why it is necessary?

asked Jul 12, 2022 in Quantum Field Theory by Chairman M (2.2k points)

+25 votes

0 answers

Can I learn Quantum Field Theory in one month if I have read through and understand griffith's introductory text on quantum mechanics?

asked Jul 12, 2022 in Quantum Field Theory by Mountain Man

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Recent questions in Quantum Field Theory

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