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Lectures
Lecture: 41 (iq38 )
1. Interference pattern of waves with the same wavelength
and the same intensity
o
Flat screen in
small angle approximation
o
Circular screen
o
Interferometry
2. Photo electric effect
o
Experiment; I vs V at different intensities; Stopping voltage
o
Kmax vs f and Einstein’s model
o
Revisit I vs V plot
o
Compare wave
model and particle model
3. Compton effect
o
Set up and the
data
4. Matter waves (electrons, neutrons), please read on
your own.
Announcement:
o
Ref. for today’s
lecture: Serway and Jewett, 6th edition,
Ch40 Intro. to Quantum Physics.
o
EXTRA
assignments (not counted toward
grades) of Unit4-ex1, Unit4-ex2 and Lenses extras1 are in your account are for
your reference. My notes on thin lens approximation are also available through
a link on our homepage (see Class Central Documents).
o
There are
learning assistant (LA) positions available for 303K/L in the Fall of 2012. If you are interested in applying for the
position, please contact Lisa Gentry, in the Undergraduate Affairs’ office on
the 5th level of RLM.