Modern Physics Laboratory establishment help

AI Thread Summary
The discussion centers on establishing a modern physics lab for sophomore university students, with initial suggestions including measuring Planck's constant and the e/m ratio for electrons. Additional experiments proposed are the photoelectric effect, the Millikan oil drop experiment, electron diffraction, and studying the hydrogen spectrum to determine Rydberg's constant using a spectrometer. The inclusion of simple experiments with a Michelson interferometer is also mentioned, although it's noted that the classic Michelson-Morley experiment may not be feasible in a typical student lab setting. Participants emphasize the importance of understanding the lab's infrastructure, student enrollment numbers, budget constraints, and the balance between computational and experimental work to tailor the lab effectively. Resources for further ideas and equipment assistance are shared, highlighting the need for practical considerations in the lab's design.
msaleh87
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Hi all
First of all, I don't know whether this is the right sub-forum to post at, so forgive me if it is not.

I have recently been asked to establish a modern physics lab for university students at sophomore level, so what experiments do you suggest to found the lab.

I've included the following experiments:
-measuring the Blank's Constant
-measuring e/m ratio for electron

so what else do you suggest to include

thanks
 
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Photoelectric effect.
Millikan oil drop experiment.
Electron diffraction.
Hydrogen spectrum and Rydberg's constant, using a good-quality prism or grating spectrometer.

Perhaps a few simple experiments with a Michelson interferometer, although you won't be able to do the Michelson-Morley experiment with one that can fit on a student lab table; this is probably better as part of an optics course if you have one.
 
It's hard to offer advice without any information- for example, how many students are projected to be enrolled? What sort of infrastructure/lab equipment do you already have, and what is your budget for new equipment and supplies? What is the balance between computational and experimental lab work?

etc. etc.
 
jtbell said:
Millikan oil drop experiment.

I'm curious whether undergraduate labs are able to routinely get the right value from their Millikan experiments?
 
When I was in modern lab, I also did an experiment on x-ray diffraction, and measuring crystal lattice constants along with an experiment on measuring the decay rate of some radiation sources.
 
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