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- Voltage-Clamp: a technique used to keep the voltage across the membranes constant while measuring changes in current. To achieve this, a circuit which can measure intracellular voltage and inject a current to...>more
- voucher specimens: Collections of organisms that are maintained to provide permanent, physical documentation of species identifications and associated data resulting from inventories. Botanical specimens collected...>more
- VOX: This is a symbol for voice-activated operation. On 2-way radios, a VOX setting eliminates the need to press a push-to-talk button in order to transmit. Similarly, on digital or tape recorders,...>more
- Voyage Charter: A contract whereby a shipowner places the vessel at the disposal of the charterer for one or more voyages shipowner, with the shipowner being responsible for the operation of the vessel. 1...>more
- VPN: ( V irtual P rivate N etwork) - A private, secure network that uses public infrastructure to connect users over a wide area. A VPN remains secure through a combination of encryption,...>more
- VRC: See vertical redundancy check . >more
- VTR: VTR is a three-letter acronym that could refer to: Vermont Railway ( AAR reporting marks VTR ) Video tape recorder Honda VTR series VTR Globalcom Vampire: the Requiem >more
- Vulnerability: The extent to which a system or organisation can cope with the negative impacts of climate change, variability and extremes. It is a function of risk and adaptive capacity.>more
- Wabian 2: Italian version, realized will have also one soon to Pontedera, in the laboratories of the Sant' school Anna, Wabian-2, the produced Japanese robot from the Waseda University. A sophisticated...>more
- Walking Robots: Mechanized Propulsion Systems - Mecha 2D Body Logger and Robotics Package Eric Naus's 4-legged Walking Robot Frank Scott's Hexapod Robots Walking Machine Catalog in...>more
- Walking robots II: RABBIT is similar the "Tin Man" hi-tech of "The Wizard of Oz" without the arms. It has been developed from French scientists and of the University of Michigan in the course of last the six years....>more
- WAN: ( W ide A rea N etwork) - A computer network that covers a dispersed geographical area. Because of the physical distance between users, a WAN frequently makes use of public infrastructure...>more
- WAP: ( W ireless A pplication P rotocol) - An attempt at an industry standard for wireless data communication. WAP is currently used in the United States for a number of wireless data...>more
- War of the nanometers (part 3): One is been born of first chip to the world constituted from single transistors of 10 nanometers. The investigators of Caltech (Institute California of Technology) have realized of the circuits of...>more
- Warning system: A warning system is any system of biological or technical nature deployed by an individual or group to inform of a future danger. Its purpose is to enable the deployer of the warning system to...>more
- watchdog timer: A timer that monitors the logic circuits controlling a PLC. If a watchdog timer ever times out, it will disconnect the processor from the process because it will assume that the processor is...>more
- Watershed: An area of land that collects and discharges water into a single stream or other outlet. Also called a catchment or drainage basin. >more
- Wav: The file name extension given to Wave audio files. This standard PC audio file format is used for everything from system and game sounds to CD-quality audio. >more
- Waveguide: A waveguide is a structure which guides waves, such as electromagnetic waves, light, or sound waves. There are different types of waveguide for each type of wave. Electromagnetic waveguides...>more
- Weak force: This force is carried by heavy particles known as the W-boson and the Z-boson. The most common manifestation of this force is beta decay, in which a neutron in a nucleus is transformed into a...>more
- weak force: This force is carried by heavy particles known as the W-boson and the Z-boson. The most common manifestation of this force is beta decay, in which a neutron in a nucleus is transformed into a...>more
- Weak neutral current: A very weak interaction that is independent of the electric charge of a particle. Particles can exchange energy through this mechanism, but other characteristics of the particles remain unchanged....>more
- weak neutral current: A very weak interaction that is independent of the electric charge of a particle. Particles can exchange energy through this mechanism, but other characteristics of the particles remain unchanged....>more
- Weather Working Day: A working day or part of a working day during which it is or if the vessel is waiting for her turn, it would be possible to load/discharge the cargo without interference due to the weather. 1 ...>more
- Web blotch: Occurs in peanuts. Leaf disease that reduces yield and quality. Predictive computer models can help producers time fungicide applications to control the disease. >more
- Web Browser: (see client software, browser) A World Wide Web client. PC Software such as Netscape Navitagor or NSCA Mosaic that serves as an information retrieval tool. The browser locates the web site...>more
- weight input module: A special analog interface designed to read data from load cells, which convert force and weight values into electrical signals. >more
- weighted value: The numerical value assigned to any single bit as a function of its position in a word. >more
- Welding: The process of permanently joining two or more metal parts, by melting both materials. The molten materials quickly cool, and the two metals are permanently bonded.>more
- welfare: Welfare may refer to: Well-being , quality of life Animal welfare , the quality of life of animals, and concerns thereabout Welfare , a film directed by Frederick Wiseman In...>more
- Wether: (animal science) A castrated male sheep.>more
- What learns a computer: The main mechanism of learning of a computer is based on the process of memorization of the information. The type of codifies door to states of the R-tutto.o.niente type, but using one logical...>more
- White grubs: The larval stage of May and June bugs. An annual problem in lawns and turf. >more
- WHOIS: A TCP/IP utility that lets you query compatible servers for detailed information about other Internet users.>more
- Whole Body Vibration: Exposure of the whole body to vibration (usually through the feet/buttocks when riding in a vehicle). Whole body vibration may increase the risk for injury, including low back pain and internal...>more
- Wi-Fi: Wi-Fi is a wireless technology brand owned by the Wi-Fi Alliance intended to improve the interoperability of wireless local area network products based on the IEEE 802.11 standards. Common...>more
- WI-MAX revolution: The last great revolution of the telecommunicationses has left from the greatest platform for the Italian oil extraction of the Mediterranean, the Vega-Alpha, of Edison, to the wide one of the...>more
- WIBON: Whether in berth or not. The term is used in the context of maritime navigation, terminal operations >more
- Wide Area Information Server (WAIS): Software that is used to index large text files in servers. On the client side, it finds and retrieves documents in databases, based on user-defined keywords. WAIS indexes can be searched for...>more
- wide crossing: In plant breeding this refers to the process of undertaking a cross where one parent is from outside the immediate genepool of the other, i.e . landrace or primitive line crossed with a modern...>more
- wild relative: Plant or animal species that are taxonomically related to crop or livestock species and serve as potential sources for genes in breeding of new varieties of those crops or livestock. Species that...>more
- William B. McKinnon: Professor Ph.D., California Institute of Technology, 1981 Research Interests Planetary Geophysics and Dynamics Professor McKinnon's research focuses on the icy satellites of the...>more
- William F. Laurance: e-mail: laurancew@si.edu Address: Smithsonian Institution/INPA C.P. 478, Manaus, AM 69022-970 Brazil Telephone: 55-92-642-2050 FAX: 55-92-642-1148 Publications Publications by William...>more
- willingness to pay: Is the amount an individual is willing to pay to acquire some good or service. This may be elicited from stated or revealed preference approaches. Another definition Willingness to pay...>more
- WiMAX: WiMAX, the Worldwide I nteroperability for Microwave Access, is a telecommunications technology aimed at providing wireless data over long distances in a variety of ways, from point-to-point...>more
- WIMP: (Weakly Interacting Massive Particle): These as yet undiscovered particles are a leading candidate for dark matter. >more
- WIPP (Waste Isolation Pilot Program): This underground cavern, located in Carlsbad, New Mexico, is a storage site for nuclear waste. It is also a proposed location for a National Underground Sciences Laboratory. >more
- WIPP (Waste Isolation Pilot Program): This underground cavern, located in Carlsbad, New Mexico, is a storage site for nuclear waste. It is also a proposed location for a National Underground Sciences Laboratory.>more
- wire bundling: The technique of grouping an I/O module's wires according to their characteristics (e.g., input, output, power). >more
- wire input module: A special input interface designed to detect short-circuit or open-circuit connections between a module and its input devices. >more
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