Reactivity series — Not to be confused with Electrochemical series. In introductory chemistry, the reactivity series or activity series is an empirical series of metals, in order of reactivity from highest to lowest.[1][2][3] It is used to summarize information… … Wikipedia
Virtual reality cue reactivity — (VRCR) is an innovative computer enhanced methodology used to assess behavioral and physiological reactivity to drug and alcohol triggers (cues). Studies indicate that cue reactivity a response to the presentation of various visual, auditory,… … Wikipedia
Cue reactivity — is a phenomenon of addiction found in numerous laboratory studies showing that people who are addicted to drugs have significant physiological and subjective reactions to presentations of drug related stimuli.[1] In investigations of these… … Wikipedia
nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them … Universalium
Void coefficient — In nuclear engineering, the void coefficient (more properly called void coefficient of reactivity ) is a number that can be used to estimate how much the reactivity of a nuclear reactor changes as voids (steam bubbles) form in the reactor… … Wikipedia
chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements … Universalium
Pressurized water reactor — (PWRs) (also VVER if of Russian design) are generation II nuclear power reactors that use ordinary water under high pressure (superheated water) as coolant and neutron moderator. The primary coolant loop is kept under high pressure to prevent the … Wikipedia
Temperature coefficient — The temperature coefficient is the relative change of a physical property when the temperature is changed by 1 K. In the following formula, let R be the physical property to be measured and T be the temperature at which the property is… … Wikipedia
Wheat allergy — Wheat allergy, also known as wheat hypersensitivity is most commonly a food allergy, but can also be a respiratory or contact allergy resulting from occupational exposure. Like all allergies wheat allergy involves IgE and mast cell response.… … Wikipedia
Selective chemistry of SWNT — Single walled nano tubes (SWNT) Structure and Reactivity Reactivity of the fullerene molecules with respect to addition chemistries is strongly dependent on the curvature of the carbon framework. Their outer surface (exohedral) reactivity… … Wikipedia
Allergy — Classification and external resources Hives are a common allergic symptom. ICD 10 T78.4 … Wikipedia