Part B: Quantum Electrodynamics (QED) -...
Transcript of Part B: Quantum Electrodynamics (QED) -...
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Part B: Quantum Electrodynamics (QED)
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B – 2. Effective approach to QED: Green's function method
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B – 2. Effective approach to QED: Green's function method
![Page 5: Part B: Quantum Electrodynamics (QED) - ift.uni.wroc.plblaschke/vorles/QED_Exam_Guideline_2016-17.pdf · B – 5. Introduction to regularization and renormalization of QED Electron](https://reader030.fdocuments.us/reader030/viewer/2022021718/5b941e2b09d3f2df3f8c4bb7/html5/thumbnails/5.jpg)
B – 2. Effective approach to QED: Green's function method
![Page 6: Part B: Quantum Electrodynamics (QED) - ift.uni.wroc.plblaschke/vorles/QED_Exam_Guideline_2016-17.pdf · B – 5. Introduction to regularization and renormalization of QED Electron](https://reader030.fdocuments.us/reader030/viewer/2022021718/5b941e2b09d3f2df3f8c4bb7/html5/thumbnails/6.jpg)
B – 2. Effective approach to QED: Green's function method
![Page 7: Part B: Quantum Electrodynamics (QED) - ift.uni.wroc.plblaschke/vorles/QED_Exam_Guideline_2016-17.pdf · B – 5. Introduction to regularization and renormalization of QED Electron](https://reader030.fdocuments.us/reader030/viewer/2022021718/5b941e2b09d3f2df3f8c4bb7/html5/thumbnails/7.jpg)
B – 2. Effective approach to QED: Green's function method
![Page 8: Part B: Quantum Electrodynamics (QED) - ift.uni.wroc.plblaschke/vorles/QED_Exam_Guideline_2016-17.pdf · B – 5. Introduction to regularization and renormalization of QED Electron](https://reader030.fdocuments.us/reader030/viewer/2022021718/5b941e2b09d3f2df3f8c4bb7/html5/thumbnails/8.jpg)
B – 2. Effective approach to QED: Green's function method
![Page 9: Part B: Quantum Electrodynamics (QED) - ift.uni.wroc.plblaschke/vorles/QED_Exam_Guideline_2016-17.pdf · B – 5. Introduction to regularization and renormalization of QED Electron](https://reader030.fdocuments.us/reader030/viewer/2022021718/5b941e2b09d3f2df3f8c4bb7/html5/thumbnails/9.jpg)
B – 2. Effective approach to QED: Green's function method
![Page 10: Part B: Quantum Electrodynamics (QED) - ift.uni.wroc.plblaschke/vorles/QED_Exam_Guideline_2016-17.pdf · B – 5. Introduction to regularization and renormalization of QED Electron](https://reader030.fdocuments.us/reader030/viewer/2022021718/5b941e2b09d3f2df3f8c4bb7/html5/thumbnails/10.jpg)
B – 2. Effective approach to QED: Green's function method - 2
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B – 2. Effective approach to QED: Green's function method - 2
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B – 2. Effective approach to QED: Green's function method - 2
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B – 2. Effective approach to QED: Green's function method - 2
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B – 2. Effective approach to QED: Green's function method - 2
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B – 2. Effective approach to QED: Green's function method - 2
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B – 2. Effective approach to QED: Green's function method - 3
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B – 2. Effective approach to QED: Green's function method - 3
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B – 2. Effective approach to QED: Green's function method - 3
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B – 2. Effective approach to QED: Green's function method - 3
2
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B – 4. Feynman diagrams of QED – Feynman rules
External lines:
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B – 4. Feynman diagrams of QED
Internal lines:
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B – 4. Feynman diagrams of QED
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B – 4. Feynman diagrams of QED
Example: Elastic electron-muon scattering:
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Transition probability:
B – 4. Feynman diagrams of QED
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B – 5. Introduction to regularization and renormalization of QED
Infinities in loops:
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B – 5. Introduction to regularization and renormalization of QED
Infinities in loops:
![Page 27: Part B: Quantum Electrodynamics (QED) - ift.uni.wroc.plblaschke/vorles/QED_Exam_Guideline_2016-17.pdf · B – 5. Introduction to regularization and renormalization of QED Electron](https://reader030.fdocuments.us/reader030/viewer/2022021718/5b941e2b09d3f2df3f8c4bb7/html5/thumbnails/27.jpg)
B – 5. Introduction to regularization and renormalization of QED
Dressed fermionic propagator:
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B – 5. Introduction to regularization and renormalization of QED
Higher order corrections:
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B – 5. Introduction to regularization and renormalization of QED
Pauli-Villars regularization:
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B – 5. Introduction to regularization and renormalization of QED
Regularization schemes:
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B – 5. Introduction to regularization and renormalization of QED
Electron mass renormalization:
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B – 5. Introduction to regularization and renormalization of QED
Electron mass renormalization:
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B – 5. Introduction to regularization and renormalization of QED
Electron self-energy loop renormalization:
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B – 5. Introduction to regularization and renormalization of QED
Electron self-energy loop renormalization:
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B – 5. Introduction to regularization and renormalization of QED
Fermionic loop - regularization:
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B – 5. Introduction to regularization and renormalization of QED
Charge renormalization:
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B – 5. Introduction to regularization and renormalization of QED
Charge renormalization:
![Page 38: Part B: Quantum Electrodynamics (QED) - ift.uni.wroc.plblaschke/vorles/QED_Exam_Guideline_2016-17.pdf · B – 5. Introduction to regularization and renormalization of QED Electron](https://reader030.fdocuments.us/reader030/viewer/2022021718/5b941e2b09d3f2df3f8c4bb7/html5/thumbnails/38.jpg)
B – 5. Introduction to regularization and renormalization of QED
Vertex corrections:
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B – 5. Introduction to regularization and renormalization of QED
Vertex corrections:
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B – 5. Introduction to regularization and renormalization of QED
Lamb shift:
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B – 5. Introduction to regularization and renormalization of QED
Lamb shift: