saturation property
121Nitrogen asphyxiation — For the method of slaughtering farm animals, see Controlled Atmosphere Killing. Part of a series on Capital punishment Issues …
122Fiber laser — A fiber laser or fibre laser is a laser in which the active gain medium is an optical fiber doped with rare earth elements such as erbium, ytterbium, neodymium, dysprosium, praseodymium, and thulium. They are related to doped fiber amplifiers,… …
123Vacant niche — The issue of what exactly defines a vacant niche and whether they exist in ecosystems is the subject of some considerable controversy. It is important to understand that the subject is intimately tied into a much broader debate on whether… …
124Fuzz Face — The Fuzz Face is an effects pedal used mainly by electric guitarists, and by some bass players. It is a stompbox designed to produce an overdriven sound from an electric guitar. This fuzz sound is sometimes compared to the sound of a damaged… …
125Transformer design — This page deals primarily with the design of electrical transformers. For the definition, function, and history, see Transformer.In electrical engineering, practical transformer design requires knowledge of electrical principles, materials, and… …
126Overdrive voltage — Overdrive voltage, usually abbreviated as VOV, is typically referred to in the context of MOSFET transistors. The overdrive voltage is defined as the voltage between transistor gate and source (VGS) in excess of the threshold voltage (Vt) where… …
127Characterisation of pore space in soil — Soil is essential to most animals on the earth. It is a relatively thin crust where an even smaller portion contains much of the biological activity. Soil consists of three different phases. A solid phase (≈ 20%) that contains mainly minerals of… …
128photoreception — photoreceptive, adj. /foh toh ri sep sheuhn/, n. the physiological perception of light. [1905 10; PHOTO + RECEPTION] * * * Biological responses to stimulation by light, most often referring to the mechanism of vision. In one celled organisms such …
