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angstrom |
Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson | 0.01 sec. |
angstrom [ˈæŋstrʌm -strəm] n (Mathematics & Measurements / Units) a unit of length equal to 10-10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre. Symbol Å, A Also called angstrom unit [named after Anders J. Ångström (1814-74), Swedish physicist]
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| ? Mentioned in | ? References in periodicals archive | ||
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| Traditional products create dishing of about 500 angstroms during
the polishing process, so a thick coating must be placed over the copper
to secure proper interconnect thickness. 20 Ra angstroms in a mere matter
of seconds per measurement point, accurately, and repeatable. Brought no closer than about 200 angstroms from a
liquid's surface, the needle induces changes in the distribution
of electric charge and orientation of the liquid's molecules,
creating an attractive force. |
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