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Davisson-Germer: Electron Diffraction
Simulate the original experiment that proved that electrons can behave as waves. Watch electrons diffract off a crystal of atoms, interfering with themselves to create peaks and troughs of probability.
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Teaching Resources
Main Topics
- Electron Diffraction
Sample Learning Goals
- Recognize that electrons are reflected from a lattice mostly at certain angles due to wave interference.
Tips for Teachers
The teacher's guide (pdf) contains tips created by the PhET team.
Teaching Ideas
| Title | Authors | Level | Type | Updated |
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Visualization and Visual Illusions SIM Homework
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Kathy Perkins, Carl Wieman | UG-Intro | HW | 1/9/11 |
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Davisson Germer lecture and homework
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Sam McKagan, Kathy Perkins, Carl Wieman, and Noah Finkelstein | UG-Intro UG-Adv |
HW Demo CQs |
4/20/10 |
You can submit your own ideas and activities.
Translated Versions:
| Language | Language (Translated) | Simulation Title | ||
|---|---|---|---|---|
| Chinese - Simplified | 中文 (中国) | 戴维森、杰默：电子衍射 | Run Now | Download |
| Chinese - Traditional | 中文 (台灣) | Davisson-Germer 實驗(經典電子波動實驗) | Run Now | Download |
| Croatian | hrvatski | Eksperiment Davissona i Germera | Run Now | Download |
| Danish | Dansk | Davisson-Germer: Elektron-diffaktion | Run Now | Download |
| Dutch | Nederlands | Davisson-Germer: Electron Diffraction | Run Now | Download |
| French | français | Davisson-Germer:Diffraction de l'électron | Run Now | Download |
| Georgian | Georgian | დევისონ-გერმერი: ელექტრონული დიფრაქცია | Run Now | Download |
| Greek | Ελληνικά | Davisson-Germer: Electron Diffraction | Run Now | Download |
| Hebrew | עברית | דוידסון-גרמר: פיזור אלקטרונים | Run Now | Download |
| Hungarian | magyar | Elektrondiffrakció (Davisson-Germer) | Run Now | Download |
| Korean | 한국어 | 데이비슨-거머 전자회절 | Run Now | Download |
| Macedonian | македонски | Давидсон-Гермер: Електронска дифракција | Run Now | Download |
| Persian | Persian | آزمایش دیویسون-گرمر: پراش الکترون | Run Now | Download |
| Polish | polski | Doświadczenie Davisson-Germera | Run Now | Download |
| Portuguese | português | Experimento de Davisson-Germer | Run Now | Download |
| Russian | русский | Davisson-Germer: Electron Diffraction | Run Now | Download |
| Serbian | Српски | ДЕЈВИСОН-ЏЕРМЕРОВ ЕКСПЕРИМЕНТ Davisson-Germer Experiment | Run Now | Download |
| Slovak | Slovenčina | Davissonov-Germerov experiment | Run Now | Download |
| Spanish | español | Experimento Davisson-Germer | Run Now | Download |
| Turkish | Türkçe | Davisson-Germer: Elektron Kırınımı | Run Now | Download |
| Vietnamese | Tiếng Việt | Thí nghiệm Davisson-Germer | Run Now | Download |
Software Requirements
| Windows | Macintosh | Linux |
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Microsoft Windows
XP/Vista/7 Sun Java 1.5.0_15 or later |
OS 10.5 or later
Sun Java 1.5.0_19 or later |
Sun Java 1.5.0_15 or later |
Credits
| Design Team | Third-party Libraries | Thanks To |
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