单词 | attosecond |
释义 | attosecond (once / 11819311 pages) n WORD FAMILY attosecond USAGE EXAMPLESAttosecond lasers were invented in 2001, and facilities now exist at dozens of sites around the world. Nature(Feb 16, 2015) I also hope to share my own work in the young and growing areas of strong-field and attosecond physics. Scientific American(Jun 20, 2012) "They built up nice little pictures," says David Villeneuve, program leader of attosecond science at the National Research Council of Canada in Ottawa. Science Magazine(Aug 23, 2011) n one quintillionth (10^-18) of a second; one thousandth of a femtosecond Hyper time unit, unit of time a unit for measuring time periods |
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