Principal Sponsors
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Stern-Gerlach Experiment
Aceste simulări nu au fost încă traduse în limba română . Pute'i accesa simularea, din meniul de mai jos, în limba engleză.
The classic Stern-Gerlach Experiment shows that atoms have a property called spin. Spin is a kind of intrinsic angular momentum, which has no classical counterpart. When the z-component of the spin is measured, one always gets one of two values: spin up or spin down.
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Resurse
Principalele subiecte
- Mecanică cuantică
- "spin"
- Măsurări cuantice
Studii de caz
- Describe the observations made in the Stern-Gerlach experiment.
- Describe how spins behave in the presence of a magnetic field.
- Recognize that spin is quantized.
- Describe how measuring spin along some direction changes its state.
- Argue from experimental observations that spin in the x direction and spin in the z direction must be incompatible observables.
Sfaturi pentru profesori
Ghidul profesorului (pdf) conţine idei propuse de echipa PhET.
Idei pentru predare
| Title | Authors | Level | Type | Updated |
|---|---|---|---|---|
Visualization and Visual Illusions SIM Homework
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Kathy Perkins, Carl Wieman | UG-Intro | HW | 09.01.2011 |
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Stern Gerlach clicker questions
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Sam McKagan, Kathy Perkins, Carl Wieman, and Noah Finkelstein | UG-Intro UG-Adv |
CQs | 09.01.2011 |
| Spinometer | Doug Mounce | UG-Adv | Demo | 29.10.2009 |
| Spinometer | Chris Mounce | UG-Adv | Demo | 28.07.2009 |
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Microsoft Windows
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Credite
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