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Makes grants to address the most serious social and environmental problems facing society, where risk capital, responsibly invested, may make a difference over time.
An independent federal agency created by Congress in 1950 to promote the progress of science.
King Saud University seeks to become a leader in educational and technological innovation, scientific discovery and creativity through fostering an atmosphere of intellectual inspiration and partnership for the prosperity of society.
The O'Donnell Foundation is devoted to building model programs to enhance the quality of education.
Lasers
This simulation has not been translated into this language. You can still access the English version below.
دابهزێن
ئێستابهرێوهی بهره!
1,823 kB
Version: 4.08 (change log)
Embed
Embed an image that will launch the simulation when clicked Use this HTML code to display a screenshot with the words "Click to Run". |
Create a laser by pumping the chamber with a photon beam. Manage the energy states of the laser's atoms to control its output. |
خوارهوه ببینن
سهرچاوهکان بۆ فێرکاری
Main Topics
- لهیزهر
- تیشکه فۆتۆنیهکان
- میکانیکی کوانتۆمی
Keywords
Sample Learning Goals
- Describe how absorption and spontaneous and stimulated emission work, and explain the requirements for each to occur.
- Describe how a laser works.
- Explain the requirements for lasing in terms of the intensity and wavelength of the lamp, the mirror reflectivity, and the lifetimes of the excited states of the atom.
- Troubleshoot a broken laser.
Tips for Teachers
The teacher's guide (pdf) contains tips created by the PhET team.
بیروڕا بۆ فێرکاری
| سهردێر | نووسهران | Level | Type | بهڕۆژبوو |
|---|---|---|---|---|
|
Visualization and Visual Illusions SIM Homework
|
Kathy Perkins, Carl Wieman | UG-Intro | HW | 1/9/11 |
|
How to make a laser
|
Sam McKagan, Kathy Perkins and Carl Wieman | UG-Intro UG-Adv |
HW | 4/20/10 |
| Light Emission and Lasers | Debra Krause Dandaneau | UG-Intro HS |
تاقیگه دیکه |
4/17/09 |
|
Blackbody Spectrum & Lasers Simulations Homework
|
Kathy Perkins, Carl Wieman | UG-Intro HS |
HW | 1/8/11 |
|
Bose-Einstein Condensation Lesson
|
Carl Wieman, Kathy Perkins | UG-Intro HS UG-Adv |
Demo CQs |
1/9/11 |
ئێوه ئهتوانن تێبینی وچالاکیهکانی خۆتان بنێرن.
نوسخه وهرگێڕاوهکان:
پێویستیهکانی نهرمامێر
| Windows | Macintosh | Linux |
|---|---|---|
|
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 | سوپاس بۆ |
|---|---|---|
|
translated by: F. Vazmani
farzad_wazmani@yahoo.com
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© 2011 University of Colorado.
به شێ له مافه کانی پارێزراوه.