Quantum Field Theory (QFT)
Quantum Field Theory Concepts p1

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Physics
•
University
•
Hard
John Judkins
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21 questions
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1.
FLASHCARD QUESTION
Front
Back
A theoretical framework that combines quantum mechanics and special relativity to describe how fields and particles interact.
2.
FLASHCARD QUESTION
Front
Field
Back
A physical quantity assigned a value at every point in space and time.
3.
FLASHCARD QUESTION
Front
Quantum
Back
The smallest possible discrete unit of any physical property, often relating to fields or energy levels.
4.
FLASHCARD QUESTION
Front
Particle
Back
A quantized excitation of a field, observed as a discrete entity like an electron or photon.
5.
FLASHCARD QUESTION
Front
Antiparticle
Back
The counterpart of a particle, having opposite charge or quantum numbers.
6.
FLASHCARD QUESTION
Front
Lagrangian
Back
A function summarizing the dynamics of a field, used to derive its equations of motion.
7.
FLASHCARD QUESTION
Front
Hamiltonian
Back
The operator corresponding to the total energy of a system in quantum mechanics and field theory.
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