An Etymological Dictionary of Astronomy and Astrophysics

3 terms — K › KL

K KA KE KI KL KN KO KR KU

Kleinmann-Law nebula   میغ ِ کلاینمن-لاؤ   miq-e Kainman-Law Fr.: nébuleuse de Kleinmann-Law An strong, extended infrared source in the Orion Nebula, about 1 arcminute NW of the Trapezium and about 12 arcseconds south of the → Becklin-Neugebauer object. It dominates the infrared emission at wavelengths above 20 microns. It probably represents a cluster of young and forming stars embedded in a dusty molecular cloud. See also: Named after Douglas E. Kleinmann (1942-) and Frank J. Low (1933-), who first studied this object in 1967; → nebula.

Klotho   کلوتو   klotho (#) Fr.: Klotho, Clotho A → main belt asteroid (97) discovered by the German astronomer Ernst W. Temple in 1868 working at Marseille Observatory. See also: Named after Klotho (literally “spinner”) the Gk. goddess of fate who spins the thread of life, from klothein “to spin.”

klystron   کلیسترون   klistron (#) Fr.: klystron An electron tube for converting direct-current energy into radio frequency energy by alternately speeding up and slowing down the electrons. It is used as a microwave amplifier or oscillator in radar and high-frequency radio work. See also: From Gk. kluzein, klus- “to wash, break over” + -tron.