fixed cavity

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• Cavity ring-down spectroscopy — (CRDS) is a spectroscopic technique for measuring the transmission or more accurately, the absorbance of light through a material. CRDS can provide extremely sensitive measurements, allowing scientists to measure very small differences in the… …   Wikipedia

• Progressive cavity pump — A progressive cavity pump is also known as a progressing cavity pump, eccentric screw pump or even just cavity pump and, as is common in engineering generally, these pumps can often be referred to by using a genericized trademark. Hence names can …   Wikipedia

• Altar Cavity — • A small square or oblong chamber in the body of the altar, in which are placed the relics of two canonized martyrs Catholic Encyclopedia. Kevin Knight. 2006. Altar Cavity     Altar Cavity …   Catholic encyclopedia

• Optical cavity — An optical cavity or optical resonator is an arrangement of mirrors that forms a standing wave cavity resonator for light waves. Optical cavities are a major component of lasers, surrounding the gain medium and providing feedback of the laser… …   Wikipedia

• Tie (cavity wall) — The tie in a cavity wall is used to tie the internal and external walls(or leafs) constructed of bricks or cementatious blocks together. It is placed in the cavity wall during construction and spans the cavity. The ends of the tie are designed to …   Wikipedia

• Clinching (sheet metal) — Clinching redirects here. For the grappling term, see Clinch fighting. Clinching is a mechanical fastening method to join sheet metal without additional components using special tools to plastically form a mechanical interlock between the sheet… …   Wikipedia

• Clinching (metalworking) — Clinching is a mechanical fastening method to join sheet metal without additional components using special tools to plastically form a mechanical interlock between the sheet metals. The tools consist typically of a punch and a die. There are two… …   Wikipedia

• Altar (Catholicism) — High altar of St. Michael s Church, Munich. In the liturgy of the Roman Catholic Church, the altar is where the Sacrifice of the Mass is offered. Mass may sometimes be celebrated outside a sacred place, but never without an altar, or at least an… …   Wikipedia

• Modelocking — Mode locking is a technique in optics by which a laser can be made to produce pulses of light of extremely short duration, on the order of picoseconds (10 12s) or femtoseconds (10 15s).The basis of the technique is to induce a fixed phase… …   Wikipedia

• Mode-locking — is a technique in optics by which a laser can be made to produce pulses of light of extremely short duration, on the order of picoseconds (10−12 s) or femtoseconds (10−15 s). The basis of the technique is to induce a fixed phase… …   Wikipedia

• skeleton — skeletonless, adj. skeletonlike, adj. /skel i tn/, n. 1. Anat., Zool. the bones of a human or an animal considered as a whole, together forming the framework of the body. 2. any of various structures forming a rigid framework in an invertebrate.… …   Universalium