主要赞助单位
一个独立的联邦机构在1950年由美国国会创建的,以促进科学的进步。
该奥多内尔基金会致力于建筑模型方面,以提高教育质量。
原子模型
更新日志原子模型
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3.02 (12-8-18)
- Removed strings, including translated versions, for calcium and potassium. These were unused, and removed to avoid potential confusion.
- 8/16/12 Fixed an issue where the label "calcium" was being used where it should have said "chlorine".
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3.01 (12-8-7)
- Fixed a problem that prevented audio from playing under Java 7
- isotopes-and-atomic-mass: Integrated a fix that makes the slider knobs wider on the 2nd tab when using the "More" setting.
- isotopes-and-atomic-mass: Fixed an issue where atoms could get stuck outside of the test chamber in some circumstances.
- isotopes-and-atomic-mass: Added ability to set background of test chamber to be white.
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3.00 (11-5-13)
- Initial publication of the Isotopes and Atomic Mass simulation.
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2.03 (11-4-15)
- Fixed an issue with extraction of electrons from the cloud representation.
- 2.01 (11-3-4)
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2.01 (11-2-21)
- Fixed an issue in Build an Atom where the game could crash if running with the timer turned off.
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2.00 (10-12-22)
- Added the "Game" tab.
- Fixed: particle count legend can overlap electrons in the atom's outer shell
- Made the cloud representation of the electrons grow/shrink as a function of the number of electrons in the atom.
- Made the electron cloud one big one instead of two concentric ones sized like the orbitals.
- Changed name of "Mass" indicator to "Mass Number".
- Added checkboxes for "show name", "show stable/unstable", "show neutral/ion"
- Improved highlighting in periodic table
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1.00 (10-10-21)
- Initial deployment to production server.
陈江涛(华南师范大学教育信息技术学院2009级硕士研究生 cjtmw@163.com)
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