SP425 Quantum Mechanics II with Advanced Laboratory II.
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Transcript of SP425 Quantum Mechanics II with Advanced Laboratory II.
![Page 1: SP425 Quantum Mechanics II with Advanced Laboratory II.](https://reader035.fdocuments.us/reader035/viewer/2022062221/56649e905503460f94b9494e/html5/thumbnails/1.jpg)
SP425
Quantum Mechanics II
with
Advanced Laboratory II
![Page 2: SP425 Quantum Mechanics II with Advanced Laboratory II.](https://reader035.fdocuments.us/reader035/viewer/2022062221/56649e905503460f94b9494e/html5/thumbnails/2.jpg)
QM Courses
• SP327 Modern– relativity– old quantum theory– QM overview
• SP324 Quantum I with Advanced Lab I– QM formalism with strange math
• SP425 Quantum II with Advanced Lab II– What do you do if ... ? (aka perturbation theory)– QM Applications survey
• Hydrogen atom• multielectron atoms• molecules• nuclear• solid state• elementary particles• quantum statistics
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Recommended Resources
• Eisberg & Resnick– std junior year physics book, but...
• http://hyperphysics.phy-astr.gsu.edu/hbase/quacon.html#quacon • ...do some surfing....• Griffiths “Intro to QM”
– available in lab• Melissinos “Experiments in Mod Phys”
– available in lab
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SP425 Short Syllabus
• Uncertainty Analysis• SP324 Review• Perturbation Theory – how to correct oversimplified calcs• Time-dep Perturb Theory – how to calculate decay rates
• Corrections to the simplified hydrogen atom from last semester• Multi-electron Atoms• Molecules• Quantum Statistics (preview to SP444: Stat Mech)
• Nuclear• Solid State / Condensed Matter / Superconductivity / SQUIDS• Elementary Particles• Relativisitic Quantum Mechanics: Dirac Equation
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SP425 Lab Emphasis
• Use real equipment, do your own thing
• Do your own background reading
• Technical writing for physics (satisfies USNA capstone requirement)
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FIND AVAILABLE DOCUMENTATION sheets & manuals, Melissinos suggestion sheets
FIND PARTS
ASSEMBLE
TAKE PRELIM DATAand do quick analysis to verify correct assembly & parts working
Goodto Go
?
TAKE GOOD DATA and analyze
How can results be improved?
MAKE ADJUSTMENTS
FINAL ANALYSIS
WRITE REPORT
FIGURE OUT WHAT TO DO
YOU FOUND IT, YOU FIX IT*
SP324
SP425
*If it’s broken, inform JeffV
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Ocean Optics Spectrometers
Absorption of solar radiation
Typical line spectrum
~ 2 nm
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Jarrell-Ash ½ meter
• Hydrogen/deuterium reduced mass
• Fine structure energy splittings in Na & Hg
~ eV
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Jarrell-Ash 1 meter
• Hydrogen/deuterium reduced mass
• Fine structure energy splittings in Na & Hg
~ eV
![Page 10: SP425 Quantum Mechanics II with Advanced Laboratory II.](https://reader035.fdocuments.us/reader035/viewer/2022062221/56649e905503460f94b9494e/html5/thumbnails/10.jpg)
Telatomic ESR & PSR
• Measure electron gs
• Measure proton gs
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Leybold-Didactic ESR
• Measure electron gs
• Examine the ‘medium’ effects upon the electron gs
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Telatomic Pulsed NMR
g-factor is used to determine the environment of the electron in various materials
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TeachSpin Optical Pumpingin Rb
How magnetic fields affect the energies of states with
mj ml ms
Especially the selectivity of transitions
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High-Temp Superconductivity
Study the superconducting transition and compare yittrium & bismuth compounds.
Measure superconducting currents & B-fields
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NanoScience Scanning Tunneling Electron Microscope
Take pictures of individual atoms and defects on surfaces.
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Extremely High Resolution Ocean Optics Spectrometer
Observe fine structure splittings in
Hydrogen & Deuterium
(I hope)
~0.003 nm
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Accelerator Measuring the inner electron orbits of atoms and how that information can be used for composition determinations.
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Jarrell-Ash 2 meter
• Fine Structure in Deuterium
• Zeeman Effect in isotopic Hg
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Leybold-Didactic Zeeman Effect in Cd
How magnetic fields affect the energies of states with
mj ml ms