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Cyclocephala borealis, the northern masked chafer, is a beetle in the family Scarabaeidae. It is native to North America, where it is considered a crop pest.
Kapton-wire degradation and chafing due to vibration and heat has been implicated in multiple crashes of both fixed wing and rotary wing aircraft, with loss of life. [9] The New York Times , citing a NASA OIG document, reported in 2005 that Kapton-insulated cables on the Space Shuttle "tended to break down over time, causing short circuits and ...
A wire chamber is a chamber with many parallel wires, arranged as a grid and put on high voltage, with the metal casing being on ground potential. As in the Geiger counter, a particle leaves a trace of ions and electrons, which drift toward the case or the nearest wire, respectively. By marking off the wires which had a pulse of current, one ...
Masked chafers, Cyclocephala. Cyclocephala is a genus of scarab beetles from the subfamily Dynastinae (Coleoptera, Scarabaeidae). Beetles of this genus occur from southeastern Canada to Argentina, India and the West Indies. Adults of this genus are nocturnal or crepuscular, and are usually attracted to lights. [1]
Cyclocephala lurida, the southern masked chafer, is a species of beetle in the family Scarabaeidae which is native to the southeastern United States. It is a brown beetle with a black head, with an adult length of 10 to 14 mm (0.4 to 0.6 in). [ 1 ]
In 1937, British researcher Gerald Touch, while working with Robert Watson-Watt on radar, suggested that lengths of wire suspended from balloons or parachutes might overwhelm a radar system with false echoes [6] and R. V. Jones had suggested that pieces of metal foil falling through the air might do the same. [7]
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