Search for tag: "photons"

25 Media

PHYS3QI3_class25 duration 48 minutes 19 seconds PHYS3QI3_class25 PHYS3QI3_class25	PHYS3QI3_class25 Finished studying the quantum repeater (QI17_Quantum_Repeater) minus psi photons measurement bell probability basis photon memory attempts cubits log distance power times phi entanglement cells p1 middle From DUNCAN O'DELL 1 plays 0
PHYS3QI3_class24 duration 20 minutes 18 seconds PHYS3QI3_class24 PHYS3QI3_class24	PHYS3QI3_class24 Set out the basic ideas of a quantum repeater (QI17_Quantum_Repeater) bell photons entanglement photon measurement sort memory atom thing atoms measurements alice pairs basis light ground process cubit beam distance From DUNCAN O'DELL 3 plays 0
PHYS3QI3_class23 duration 52 minutes 19 seconds PHYS3QI3_class23 PHYS3QI3_class23	PHYS3QI3_class23 Started and finished quantum teleportation and entanglement swapping (QI16_Teleportation) and started the next set of slides (QI17_Quantum_Repeater) measurement minus psi bell alice channel space entanglement quantum fact photons basis repeater hilbert photon bob alpha sort point bit From DUNCAN O'DELL 4 plays 0
PHYS3QI3_class21 duration 52 minutes 39 seconds PHYS3QI3_class21 PHYS3QI3_class21	PHYS3QI3_class21 Considered loopholes to Bell's inequality measurements and also the analogue of Bell's inequality for the GHZ state (finished QI14_Bells_Inequality) photons sigma things measurement mechanics alice measurements theory experiment bell bob photon loophole realism experiments percent bit nature result charlie From DUNCAN O'DELL 4 plays 0
PHYS3QI3_class19 duration 53 minutes 11 seconds PHYS3QI3_class19 PHYS3QI3_class19	PHYS3QI3_class19 Finished going through QI12_Local_Measurements (partial traces etc) and also went through the EPR paradox (QI13_EPR) measurement mechanics measurements alice basis bob photon theory reality result things glove experiment theta photons minus einstein light polarization thing From DUNCAN O'DELL 5 plays 0
QFT-Tut-210222 duration 38 minutes 2 seconds QFT-Tut-210222 QFT-Tut-210222	QFT-Tut-210222 Physics 4Q03 Tutorial Feb 22, 2021 week thing notes particles lectures volume things questions lecture assignment thursday term end energy momentum photons interactions limit bunch star From Clifford Burgess 32 plays 0
PHYS3QI3_class8 duration 52 minutes 4 seconds PHYS3QI3_class8 PHYS3QI3_class8	PHYS3QI3_class8 Finished slides QI6_Spins_and_Photons, started slides on Operators basis measurement photon mechanics probability superposition operator vector phase wave bomb measurements sort cat thing phi photons modulus sphere things From DUNCAN O'DELL 15 plays 0
PHYS3QI3_Class7 duration 50 minutes 53 seconds PHYS3QI3_Class7 PHYS3QI3_Class7	PHYS3QI3_Class7 Continued going through slides QI6_Spins_and_photons. Introduced Dirac notation. basis mechanics measurement psi space vector photon interference probability sort wave quantum vectors amplitudes photons direction minus experiment hilbert pattern From DUNCAN O'DELL 23 plays 0
PHYS3QI3_class6 duration 44 minutes 26 seconds PHYS3QI3_class6 PHYS3QI3_class6	PHYS3QI3_class6 Went through the first slides in QI6_Spins_and_photons light polarization wave photon vector component phase direction photons measurement sort polaroid interference polarizer field minus screen components waves beam From DUNCAN O'DELL 21 plays 0
QFT-Tut-210120 duration 17 minutes 7 seconds QFT-Tut-210120 QFT-Tut-210120	QFT-Tut-210120 This is the QFT tutorial for Jan 20, 2021 field thing things momentum fluctuations mechanics fermions potential position operator numbers operators creation questions vector quantum photons theory variables limit From Clifford Burgess 18 plays 0
09-CoherentState duration 59 minutes 32 seconds 09-CoherentState 09-CoherentState	09-CoherentState Physics 4Q03 Lecture 09: This lecture introduces coherent states, and derives them as the eigenstates to which a bosonic system is often driven in the presence of persistent stimulated emission. The… alpha star energy thing particles photons photon times ground particle theory omega momentum sum hamiltonian field perturbation bar distribution infinity From Clifford Burgess 85 plays 0
04_Fermions_Completeness duration 46 minutes 50 seconds 04_Fermions_Completeness 04_Fermions_Completeness	04_Fermions_Completeness Physics 4Q03 Lecture 04: This lecture extends the notions of creation and annihilation operators to fermions, and derives the anticommutation algebra that these satisfy. The lecture also sketches out… particle star particles operator operators matrix thing fermions lambda labels creation bosons hamiltonian photons momentum destruction things space energy zeta From Clifford Burgess 84 plays 0
Week9_Nuclear_Imaging_and_reconstruction duration 57 minutes 6 seconds Week9_Nuclear_Imaging_and_reconstruction Week9_Nuclear_Imaging_and_reconstruction	Week9_Nuclear_Imaging_and_reconstruction This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. This lecture introduces the technology used in Nuclear Medicine Imaging and describes emission reconstruction in the… medical physics medical imaging nuclear medicine image reconstrunction image attenuation patient photons ct detector projection activity detectors energy reconstruction linear collimators spect fluence angle rays ray signal positron From Janos Juhasz 12 plays 0
Week8_CT_Image_reconstrunction duration 1 hour 48 minutes Week8_CT_Image_reconstrunction Week8_CT_Image_reconstrunction	Week8_CT_Image_reconstrunction This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. This lecture describes the technology of computed tomography (CT) and presents the mathematics behind image… medical physics medical imaging ct image ct reconstrunction projection image ray ct detector theta intensity photons fourier attenuation patient transform angle signal source projections filter energy scanner slice From Janos Juhasz 14 plays 0
Week7_Physics_of_X-ray_FINAL duration 1 hour 11 minutes Week7_Physics_of_X-ray_FINAL Week7_Physics_of_X-ray_FINAL	Week7_Physics_of_X-ray_FINAL This lecture is part of MedPhys 4D03 lecture series for the Fall 2020 semester. This lecture provides a brief introduction to the atomic structures. Discusses the importance of ionizing radiation… medical physics medical imaging x-ray interactions energy electron electrons photons photon nucleus atom ray rays attenuation anode radiation material tube filament effect mass interaction level bit From Janos Juhasz 19 plays 0
Lecture 2 - Ionizing Radiation Interactions duration 1 hour 10 minutes Lecture 2 - Ionizing Radiation Interactions Lecture 2 - Ionizing Radiation Interactions	Lecture 2 - Ionizing Radiation Interactions energy electron photon photons contrast ray radiation particle probability particles interaction material attenuation scattering beam shell rays effect density compton From Troy Farncombe 58 plays 0
Lecture 6 - Mammography duration 1 hour 51 minutes Lecture 6 - Mammography Lecture 6 - Mammography	Lecture 6 - Mammography mammography energy contrast breast image ray dose beam kv photons molybdenum film target spectrum bit photon radiation detector cancer tissue From Troy Farncombe 68 plays 0
Lecture 3 - Imaging Concepts duration 48 minutes 3 seconds Lecture 3 - Imaging Concepts Lecture 3 - Imaging Concepts	Lecture 3 - Imaging Concepts image imaging contrast object resolution answer quality function width deviation signal error frequency photons curve ray point ratio window level From Troy Farncombe 66 plays 0
Lecture 5b - Radiographic Imaging duration 34 minutes 59 seconds Lecture 5b - Radiographic Imaging Lecture 5b - Radiographic Imaging	Lecture 5b - Radiographic Imaging ray image exposure patient photons attenuation radiation air energy kv tissue beam distance source voltage quality intensity images spot contrast From Troy Farncombe 43 plays 0
Lecture 4 - Imaging Concepts duration 48 minutes 3 seconds Lecture 4 - Imaging Concepts Lecture 4 - Imaging Concepts	Lecture 4 - Imaging Concepts image imaging contrast object resolution answer quality function width deviation signal error frequency photons curve ray point ratio window level From Troy Farncombe 18 plays 0
Computed Tomography duration 1 hour 58 minutes Computed Tomography Computed Tomography	Computed Tomography projection ray attenuation detector dose image ct sort coefficient slice filter intensity photons object linear beam energy source function projections From Troy Farncombe 50 plays 0
Review of Fall Session duration 46 minutes 14 seconds Review of Fall Session Review of Fall Session	Review of Fall Session This is the first part of the Monday lecture, where selected topics from the Fall session are reviewed. It consists of multiple choice questions and discussion around the solutions. review radiology raphax energy radiation photon dose question film electron decay answer size photons ray exposure rays atom blur image contrast screen electrons From Janos Juhasz 60 plays 0
Nuclear Medicine - Part 1 duration 2 hours 13 minutes Nuclear Medicine - Part 1 Nuclear Medicine - Part 1	Nuclear Medicine - Part 1 energy imaging photon electron radiation photomultiplier decay photons electrons particles beta particle patient detector medicine light mass shell amount form From Troy Farncombe 62 plays 0
Nuclear Medicine - Part 2 duration 46 minutes 51 seconds Nuclear Medicine - Part 2 Nuclear Medicine - Part 2	Nuclear Medicine - Part 2 object image projection reconstruction attenuation photons pet response fourier result algorithm factor patient space medicine energy images photon imaging distribution From Troy Farncombe 44 plays 0