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- truth table: A table that shows the state of a given output as a function of all possible input combinations. >more
- TTL: See transistor-transistor logic. >more
- TTL I/O interface: A discrete interface that allows a controller to accept signals from TTL field devices, which are 5 VDC-level semiconductor devices. >more
- TTY/TDD: ( T ele TY pewriter/ T elecommunications D evice for the D eaf) - Solutions provided to assist hearing- or speech-impaired users to communicate on a voice telecommunications network. TTY/TDD...>more
- Tumbleweed (Russian thistle): Annual plant that breaks away from its roots in the fall and is driven by the wind, releasing seeds. Approximately 200,000 seeds per plant. >more
- Tumor: Tumor or tumour (via Old French tumour from Latin tumor "swelling") is an abnormal growth or mass of tissue . A tumor can be either malignant or benign . Nearly all tumors are...>more
- TUNEL: An acronym for T dT (terminal deoxynucleotidyl transferase)-mediated d U TP n ick e nd l abeling. DNA degradation is considered the key biochemical event in apoptosis resulting in cleavage of...>more
- turbine flow meter: A flow transducer that measures fluid flow by measuring the fluid's motion through the meter's multibladed rotor. >more
- Turbulence: In fluid dynamics, turbulence or turbulent flow is a flow regime characterized by chaotic, stochastic property changes. This includes low momentum diffusion, high momentum convection, and rapid...>more
- Tweeter: This is a small speaker that mainly reproduces high frequencies. In many cases, tweeters are positioned in the upper part of the speaker enclosure. Details... A tweeter is a loudspeaker...>more
- Twin Center: Based on original Panasonic sound field control technology, the Twin Center system integrates the center speaker into the front left and right speakers. This makes dialogs seem to come from the...>more
- Twisted-Pair Cable: Twisted-pair cable consists of at least 1 pair of copper wires. In order to reduce the occurrence of external interference, the copper wires are insulated and wound around each other....>more
- twisted-pair conductor: A communication medium used mainly for point-to-point applications that can transmit data up to 4000 feet at transmission rates as high as 250 kbaud. >more
- Two hybrid screening: A method of screening cDNA libraries on the basis of protein-protein interaction ( for a diagram look here ). Briefly, this approach requires introducing three vectors into a cell: First, the...>more
- Two-Norm: The square root of the sum of the squares. The magnitude of a vector.>more
- two-position controller: A discrete-mode controller that provides two output levels-ON and OFF. >more
- two’s complement: A numbering system, used to express negative binary numbers, in which all numbers from right to left are inverted after the first 1 is detected. >more
- Typewriter telepathic: To watch the prototype introduced from professor the Klaus-Robert Mueller it seems of being returns to you in the time behind, on the set of Metropolis, the film of Fritz Lang. A guinea-pig is...>more
- UECTD: Upper Extremity Cumulative Trauma Disorders>more
- UHF: ( U ltra H igh F requency) - A range in the radio spectrum that covers the frequencies between 300 MHz (megahertz) and 3 GHz (3 gigahertz or 3000 MHz). UHF is currently applied to...>more
- ULCC: Ultra Large Crude Carrier Tanker larger than 300,000 d.w.t. The term is used in the context of maritime engineering, transportation, logistics, and liquid bulk trade. >more
- Ultraviolet: Ultraviolet ( UV ) light is electromagnetic radiation with a wavelength shorter than that of visible light , but longer than soft X-rays . It is so named because the spectrum starts with...>more
- ultraviolet radiation: Radiation beyond the violet (high energy) end of the visible light spectrum. UV-B is the middle range wave-length of the three UV bands, and is largely absorbed in the Earth's atmospheric...>more
- Umanoide for domestic use: Japanese company ZMP, specialized in robotics, has introduced in understood them Japanese a new model of umanoide. The small "Nuvo", realized specifically for domestic use in collaboration with...>more
- Umbilical cord: In placental mammals , the umbilical cord is a tube that connects a developing embryo or fetus to the placenta . It normally contains three vessels , two arteries ( Umbilical artery ) and...>more
- umbrella species: Species whose occupancy area (plants) or home range (animals) are large enough and whose habitat requirements are wide enough that, if they are given a sufficiently large area for their...>more
- unadapted: Material lacking the characteristics or agronomic performance for cropping in a specific area. >more
- Uncertain firewall: Thoughts of being to the sure one, behind to a firewall, from intrusioni in just the PC or the computer science net of the company? Better not to trust itself too much. Steve Gibson, from always...>more
- Uncertainty Principle: In the world of quantum mechanics, there is an intrinsic uncertainty in studying the position and the momentum of a particle at the same time. This means studying physics at small distances, where...>more
- Uncertainty Principle: In the world of quantum mechanics, there is an intrinsic uncertainty in studying the position and the momentum of a particle at the same time. This means studying physics at small distances, where...>more
- underdamped response: A second-order control system response in which the damping coefficient is less than 1, causing the response to oscillate around the set point before settling to it. >more
- Underdamping: Underdamping is the opposite to overdamping. Damping is the process of slowing a response time or lessening the response. When underdamping occurs the system response time or degree of response...>more
- Underwater robots: After the dog robot and the robots anthropomorphs, to arrive the Aquaroids here, the robots fish that move liberations in the water. In truth the aquatic robots do not have us exclusively the...>more
- Underway at Sea: A phrase used in marine insurance to refer to a ship which is free from its moorings and ready to sail. >more
- unidirectional externality: These are externalities in which the external costs or benefits of the resource use are "one way". >more
- Unified Messaging: Unified messaging provides a single mailbox to handle e-mail, fax, and voice messages. Users can check e-mail over the phone (a computer-generated voice reads the message to you) or voice...>more
- unintended release: any release of GMOs which is not a deliberate release. See Unintended >more
- Universal constructors: The idea to realize small letters able robots to construct, leaving from bruta the raw materials, whichever device, and therefore also a copy of if same, came in years ' 40 to one of the...>more
- Unix: A family of operating systems known for its relative hardware independence and portable applications interface.>more
- Unmanned Aerial Vehicle: The last one found in robot fact is left over, able that is to make to you less of the direct control of the man, has arrived from the prestigious Institute Massachusetts of Technology, that it...>more
- UNO (Underground Nucleon decay and Neutrino Observatory): A proposed Cherenkov detector experiment to search for proton decay, and neutrino oscillations.>more
- UNO (Underground Nucleon decay and Neutrino Observatory): A proposed Cherenkov detector experiment to search for proton decay, and neutrino oscillations.>more
- Up-convert: To convert one set of values to a higher set of values. For example, HDTV sets up-convert broadcast TV (480i) and DVDs (480i or 480p) to the highest format the set supports (720p, 1080i or 1080p)....>more
- Upstream: A convention on DNA related to the position and direction of transcription by RNA polymerase (5'-->3'). Upstream (5' to) is in the direction from which the polymerase has come, whereas...>more
- upwelling: A process by which water rises from lower depths into the shallows, usually the result of divergence or offshore currents. Details... Upwelling is an oceanographic phenomenon that...>more
- URL: ( U niform R esource L ocator) - The address of a file (resource) available on the internet. A URL always identifies the protocol (HTTP, FTP) and the IP address of the requested resource. >more
- Urology: Urology is the branch of medicine that focuses on the urinary tracts of males and females, and on the reproductive system of males. Medical professionals specializing in the field of urology...>more
- USB: ( U niversal S erial B us) - A plug and jack standard that significantly simplifies the installation of computer peripheral devices. USB supports up to 12 Mbps data transmission, so it is...>more
- USB2.0 and IEEE1394: USB2.0 and IEEE1394 An interface is required when connecting peripheral devices to a PC. Traditionally, different devices used different interfaces,...>more
- use value: Values obtained through the use of a resource. This includes direct and indirect use values and instrumental values. Preservation in this sense is as much a use as development. In Marx's...>more
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