domain grating
21The Third Man — This article is about the film. For other uses, see The Third Man (disambiguation). The Third Man cinema release poster Directed by Carol Reed …
22Photonic crystal — The opal in this bracelet contains a natural periodic microstructure responsible for its iridescent color. It is essentially a natural photonic crystal, although it does not have a complete photonic band gap. Photonic crystals are periodic… …
23Optical fiber — A bundle of optical fibers A TOSLINK fiber optic audio c …
24Dread Empire's Fall — The Dread Empire s Fall is a science fiction series by Walter Jon Williams. It began in 2002 when The Praxis was published. Being well received by many, The Sundering was released the subsequent year, and the series was brought to a conclusion in …
25Multiphoton intrapulse interference phase scan — (MIIPS) is a method used in ultrashort laser technology that simultaneously measures (phase characterization), and compensates (phase correction) femtosecond laser pulses using an adaptive pulse shaper. Current ultrashort laser pulse… …
26John Newton — John Henry Newton (July 24, 1725 ndash; December 21, 1807) was an Englishman, Anglican clergyman and former slave ship captain. He was the author of many hymns, including Amazing Grace. Early lifeJohn Newton was born in Wapping, London, in 1725,… …
27Noise (music) — Noise music Stylistic origins Modernism 20th century classical music Electronic art music Musique concrète Electroacoustic music Performance art Free improvisation Cultural origins Early 1910s Europe Typical instruments …
28Charles Piazzi Smyth — Born 3 January 181 …
29Beard — Bearded redirects here. For the British music magazine, see Bearded (magazine). For other uses, see Beard (disambiguation). Example of a full, untrimmed beard and moustache …
30Near infrared spectroscopy — (NIRS) is a spectroscopic method utilising the near infrared region of the electromagnetic spectrum (from about 800 nm to 2500 nm). Typical applications include pharmaceutical, medical diagnostics (including blood sugar and oximetry), food and… …
