- quartz sample
- 石英進樣管
English-Chinese dictionary. 2013.
English-Chinese dictionary. 2013.
Quartz — This article is about the mineral. For other uses, see Quartz (disambiguation). Quartz Quartz crystal cluster from Tibet General Category … Wikipedia
Quartz Fluorine Tube — Quartz Fluorine Vessel Fluorine is the most reactive and electronegative substance known to man, therefore specialized containers must be prepared to hold and view the gas. The preparation of these vessels is delicate and labor intensive, but… … Wikipedia
Quartz crystal microbalance — A quartz crystal microbalance (QCM) measures a mass per unit area by measuring the change in frequency of a quartz crystal resonator. The resonance is disturbed by the addition or removal of a small mass due to oxide growth/decay or film… … Wikipedia
Dynamic quartz recrystallization — Quartzite from Southern Appalachians. Thin section prepared by Michael Stevens. Quartz is the most abundant single mineral in the earth s crust (behind the feldspar group),[1] and as such is present in a very large proportion of rocks both as… … Wikipedia
Chromatography — Pictured is a sophisticated gas chromatography system. This instrument records concentrations of acrylonitrile in the air at various points throughout the chemical laboratory. Chromatography (from Greek χρῶμα chroma color and γράφειν graphein to… … Wikipedia
Alvinza Hayward — (1822 February 14, 1904) was a well known gold mining millionaire who made his fortune in California. He later became a prominent financier and businessman in the San Francisco bay area.Born in Vermont, Hayward moved to Canton, New York early in… … Wikipedia
Second harmonic generation — (SHG; also called frequency doubling) is a nonlinear optical process, in which photons interacting with a nonlinear material are effectively combined to form new photons with twice the energy, and therefore twice the frequency and half the… … Wikipedia
metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… … Universalium
Variations of gray — Main article: Gray shades of gray redirects here. For other uses, see shades of gray (disambiguation). There are many tints and shades of the color gray. A selection of these various colors are shown below. Gray/Grey … Wikipedia
Rose (color) — infobox color|textcolor=white title= Rose hex=FF007F r=255|g= 0|b=127 h=330|s=100|v=100 source=Rose is the color halfway between red and magenta on the HSV color wheel, on which it is at hue angle of 330 degrees.The complementary color of rose is … Wikipedia
rock — rock1 rockless, adj. rocklike, adj. /rok/, n. 1. a large mass of stone forming a hill, cliff, promontory, or the like. 2. Geol. a. mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable… … Universalium