distributed reflector
1Distributed Feedback Laser — (englisch, dt. Laser mit verteilter Rückkopplung), im Deutschen meist nur DFB Laser genannt, sind Laserdioden, in denen das aktive Material periodisch strukturiert ist. Die Strukturen wechselnder Brechzahl bilden ein eindimensionales… …
2Distributed Bragg reflector — A distributed Bragg reflector (DBR) is a reflector used in waveguides, such as optical fibers. It is a structure formed from multiple layers of alternating materials with varying refractive index, or by periodic variation of some characteristic… …
3Distributed Bragg reflector — Berechnete Reflektivität eines idealen DBRs Der englischsprachige Begriff distributed Bragg reflector (DBR) bezeichnet einen effizienten Reflektor, der in Lichtleitern oder in optischen Resonatoren eingesetzt wird. Er besteht aus alternierenden,… …
4DBR — Distributed Bragg Reflector (Academic & Science » Electronics) * Destroyed Beyond Repair (Governmental » Military) * Data Base Requirements (Computing » General) * Data Base Requirements (Governmental » Military) * Dumbo Brooklyn Reproductions… …
5DBR — Distributed Bragg Reflector Contributor: CASI …
6Headlamp — Headlight redirects here. For other uses, see Headlight (disambiguation). High Beams redirects here. For the urban legend also known by that name, see Killer in the backseat. A motor scooter s front with an impractical number and variety of… …
7Cryptanalysis of the Enigma — enabled the western Allies in World War II to read substantial amounts of secret Morse coded radio communications of the Axis powers that had been enciphered using Enigma machines. This yielded military intelligence which, along with that from… …
8coleopteran — /koh lee op teuhr euhn, kol ee /, adj. 1. belonging or pertaining to the order Coleoptera. n. 2. a beetle. [1840 50; COLEOPTER(A) + AN] * * * ▪ insect Introduction any member of the insect order Coleoptera, consisting of the beetles and weevils …
9Teller–Ulam design — The basics of the Teller–Ulam design. Radiation from a primary fission bomb compresses a secondary section containing both fission and fusion fuel. The compressed secondary is heated from within by a second fission explosion. The Teller–Ulam… …
10Enigma machine — Military Enigma machine …
