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== 外部連結 == |
== 外部連結 == |
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* [http://www1.bipm.org/en/si/si_brochure/chapter4/table7.html BIPM's definition of the electronvolt] |
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* [http://www.ex.ac.uk/cimt/dictunit/ccenrgy.htm Conversion Calculator for Units of ENERGY] |
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* [http://physics.nist.gov/cuu/Constants physical constants reference; CODATA data] |
* [http://physics.nist.gov/cuu/Constants physical constants reference; CODATA data] |
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