plenum method

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• plenum system — Jaubert plenum (a natural method of filtration for a reef tank using a plastic grid (called an egg crate) to suspend a thick (8 10cm) layer of coral or aragonite sand above a 2 cm water filled void called the plenum. The system helps in lowering… …   Dictionary of ichthyology

• Monte Carlo method for photon transport — Modeling photon propagation with Monte Carlo methods is a flexible yet rigorous approach to simulate photon transport. In the method, local rules of photon transport are expressed as probability distributions which describe the step size of… …   Wikipedia

• Jaubert plenum — a natural method of filtration for a reef tank using a plastic grid (called an egg crate) to suspend a thick (8 10cm) layer of coral or aragonite sand above a 2 cm water filled void called the plenum. The system helps in lowering of nitrate… …   Dictionary of ichthyology

• building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …   Universalium

• china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …   Universalium

• China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …   Universalium

• Gundu Hirisave Rama Rao — was born in Tumkur (Karnataka), India, on 23 August 1937. He is a scientist, entrepreneur and a tenured professor at the Academic Health Center, University of Minnesota. He and Professor John Eaton visited India in 1981 under a National Science… …   Wikipedia

• Schrödinger equation — For a more general introduction to the topic, please see Introduction to quantum mechanics. Quantum mechanics …   Wikipedia

• Union of Soviet Socialist Republics — a former federal union of 15 constituent republics, in E Europe and W and N Asia, comprising the larger part of the former Russian Empire: dissolved in December 1991. 8,650,069 sq. mi. (22,402,200 sq. km). Cap.: Moscow. Also called Russia, Soviet …   Universalium

• GOVERNANCE — Ottoman and Mandatory Periods (1880–1948) CENTRAL GOVERNMENT Ottoman Rule At the beginning of the period the Land of Israel was not a political or administrative unit; officially, there was no such entity as Palestine. The Ottoman Empire (see… …   Encyclopedia of Judaism

• Diffusion of technology in Canada — This article outlines the history of the diffusion or spread of technology in Canada. Technologies chosen for treatment here include, in rough order, transportation, communication, energy, materials, industry, public works, public services… …   Wikipedia