Filter — may refer to: Chemistry, engineering and materials In chemistry, engineering, or household usage, a device to separate mixtures. See: * Filter (chemistry) * Water filter * Air filter * Oil filter * Pneumatic filter Optics and photography In… … Wikipedia
Chemistry set — For other uses, see Chemistry set (disambiguation). A 1940s Gilbert chemistry set A chemistry set is an educational toy allowing the user (typically a teenager) to perform simple chemistry experiments. The best known such sets were produced by… … Wikipedia
Savitzky–Golay smoothing filter — The Savitzky–Golay smoothing filter is a type of filter first described in 1964 by Abraham Savitzky and Marcel J. E. Golay. [A. Savitzky and Marcel J.E. Golay (1964). Smoothing and Differentiation of Data by Simplified Least Squares Procedures .… … Wikipedia
Kalman filter — Roles of the variables in the Kalman filter. (Larger image here) In statistics, the Kalman filter is a mathematical method named after Rudolf E. Kálmán. Its purpose is to use measurements observed over time, containing noise (random variations)… … Wikipedia
Diesel particulate filter — A diesel particulate filter (top left) in a Peugeot Off road DPF Installa … Wikipedia
Sono arsenic filter — The Sono arsenic filter was invented in 2006 by Abul Hussam, who is a chemistry professor at George Mason University (GMU) in Fairfax, Virginia. It was developed to deal with the problem of arsenic contamination of groundwater. The filter is now… … Wikipedia
Fast Kalman filter — The fast Kalman filter (FKF), devised by Antti Lange (1941 ), is an extension of the Helmert Wolf blockingfn|1 (HWB) method from geodesy to real time applications of Kalman filtering (KF) such as satellite imaging of the Earth. Kalman filters are … Wikipedia
Christiansen-Filter — Ein Christiansen Filter ist ein optisches Filter, das für eine bestimmte Wellenlänge ein maximales Transmissionsvermögen besitzt. Der dänische Physiker Christian Christiansen untersuchte Ende des 19. Jahrhunderts den Zusammenhang zwischen… … Deutsch Wikipedia
Fullerene chemistry — is a field of organic chemistry devoted to the chemical properties of fullerenes. Fullerenes and Related Structures (Topics in Current Chemistry) ISBN 3 540 64939 5 1993] [ Covalent fullerene chemistry François Diederich Pure Appl. Chem., Vol. 69 … Wikipedia
Column filter — A column filter is mainly used for the refining for the organic chelation compounds. The filter consists of the dropping funnel and the two 12 inch glass columns ( the main constituents for the filter system) the reservoir is a vacuum aided flask … Wikipedia
