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atomic radius |
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atomic radius [ə′täm·ik ′rād·ē·əs] (physical chemistry) Also known as covalent radius. Half the distance between the nuclei of two like atoms that are covalently bonded. The experimentally determined radius of an atom in a covalently bonded compound. Also known as covalent radius. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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In analogy with the finding of three dimensional periodic structures by fitting balls with atomic radii together, plausible quasiperiodic structures have been constructed by fitting atomic surfaces into six dimensional unit cells (28). Because of the differences in the atomic radii of silicon and magnesium, when the sheets fall one atop the other they grow into a hollow tube," Petrakis says. |
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