accurate measurement
91Thermal transmittance — Thermal transmittance, also known as U value, is the rate of transfer of heat (in watts) through one square metre of a structure divided by the difference in temperature across the structure. It is expressed in watts per square metre per kelvin,… …
92Bhabha scattering — Notice that there is a relative sign difference between the two diagrams.quare of matrix elementTo calculate the unpolarized cross section, one must average over the spins of the incoming particles ( s e and s e+ possible values) and sum over the …
93Contact resistance — The term contact resistance refers to the contribution to the total resistance of a material which comes from the electrical leads and connections as opposed to the intrinsic resistance, which is an inherent property, independent of the… …
94thermometer — thermometric /therr meuh me trik/, thermometrical, adj. thermometrically, adv. /theuhr mom i teuhr/, n. an instrument for measuring temperature, often a sealed glass tube that contains a column of liquid, as mercury, that expands and contracts,… …
95Michelson, A.A. — ▪ American scientist in full Albert Abraham Michelson born Dec. 19, 1852, Strelno, Prussia [now Strzelno, Pol.] died May 9, 1931, Pasadena, Calif., U.S. German born American physicist who established the speed of light as a fundamental… …
96Dual-energy X-ray absorptiometry — Not to be confused with Bone scan. Dual energy X ray absorptiometry Intervention A scanner used to measure bone density with dual energy X ray absorptiometry. ICD 9 CM …
97Isotope-ratio mass spectrometry — Isotope ratio mass spectrometer with gas bench in foreground Acronym IRMS Classification mass spectrometry Other techniques …
98Rounding — This article is about numerical rounding. For lip rounding in phonetics, see Labialisation. For other uses, see Rounding (disambiguation). Rounding a numerical value means replacing it by another value that is approximately equal but has a… …
99Folding@home — Original author(s) Vijay Pande Developer(s) Stanford University / Pande lab Initial release 2000 10 01 …
100Isolation amplifier — Articleissues confusing=December 2007 unreferenced=December 2007 orphan=December 2007Isolation amplifiers provide electrical isolation and an electrical safety barrier. They protect data acquisition components from common mode voltages, which are …
