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Carbon sink — A carbon sink is reservoir of carbon that accumulates and stores carbon for an indefinite period. The main natural sinks are: # Absorption of carbon dioxide by the oceans # Photosynthesis by plants and algae The process by which carbon sinks… … Wikipedia
Organic pin grid array — An OPGA CPU. Note the brown colour many OPGA parts are coloured green. The die is in the centre of the device, and the four grey circles are foam spacers to relieve pressure caused by the heat sink from the die. The Organic Pin Grid Array (OPGA)… … Wikipedia
global warming — an increase in the earth s average atmospheric temperature that causes corresponding changes in climate and that may result from the greenhouse effect. [1975 80] * * * Potential increase in global average surface temperatures resulting from… … Universalium
Resistor — A typical axial lead resistor Type Passive Working principle Electrical resistance Invented Ge … Wikipedia
Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… … Wikipedia
Global climate model — AGCM redirects here. For Italian competition regulator, see Autorità Garante della Concorrenza e del Mercato. Climate models are systems of differential equations based on the basic laws of physics, fluid motion, and chemistry. To “run” a model,… … Wikipedia
Chip carrier — A standard sized 8 pin dual in line package (DIP) containing a 555 timer IC. A chip carrier, also known as a chip container or chip package, is a container for a transistor or an integrated circuit. The carrier usually provides metal leads, or… … Wikipedia
National Interest Electric Transmission Corridor — National corridor redirects here. For National Heritage Corridors, see U.S. National Heritage Area. NIETC corridor designated for the Mid Atlantic Area by the United States Department of Energy in 2007) … Wikipedia
Autonomous building — An autonomous building is a building designed to be operated independently from infrastructural support services such as the electric power grid, municipal water systems, sewage treatment systems, storm drains, communication services, and in some … Wikipedia
Magnetic refrigeration — Gadolinium alloy heats up inside the magnetic field and loses thermal energy to the environment, so it exits the field cooler than when it entered. Magnetic refrigeration is a cooling technology based on the magnetocaloric effect. This technique… … Wikipedia
Electronic amplifier — A practical amplifier circuit An electronic amplifier is a device for increasing the power of a signal. It does this by taking energy from a power supply and controlling the output to match the input signal shape but with a larger amplitude. In… … Wikipedia
