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Tuesday, January 16
- Diffraction and interference example with the signal generator and speakers in B124
- Double slit diffraction demonstration with laser in the classroom
- Discussion of waves being in phase and out of phase.
Wednesday, January 17
- Behavior of waves at edges of barriers - water waves, sound waves, light waves
- Path length difference for waves and how it reinforces or destroys waves.
- Destructive and constructive interference for waves if you split a single source with a beam splitter.
- Derivation of interference formula
Thursday, January 18
- Interference formula and its derivation showing sin theta is about tan theta.
- Diffraction example problem with speaker and radio waves and laser at different widths.
Friday, January 19
- Some more diffraction examples.
Monday, January 22
- P. 781 first problem set due
- Go over problems
Tuesday, January 23
- P. 781, 10-14 due
- Go over problems
Wednesday, January 24
- Transmission interference example with IR and windows
- Stealth technology
- Interference by reflection at thin films
Thursday, January 25
- Wave gap interference examples and account for n if not vacuum
Friday, February 2
- P. 815; 35-39, 46 due
Monday, February 5 - 2 hour delay
- Test will be Wednesday due to 2 hour delay today
- Intro. to Atomic & Nuclear energy
- Forms of radioactive decay - alpha, beta, gamma
- Sources of radiation and geiger counter demonstrations
Tuesday, February 6
- Writing nuclear decay equations
- Alpha particles as helium nucleii
- Beta particles as electrons and positrons (with neutrinos)
- Gamma decay as photons from the nucleus
Wednesday, February 7
- Chapter 24 Test