light-emitting opening
1Organic light-emitting diode — Demonstration of a flexible OLED device A green emitting OLED device An …
2light — 1. n., v., & adj. n. 1 the natural agent (electromagnetic radiation of wavelength between about 390 and 740 mm) that stimulates sight and makes things visible. 2 the medium or condition of the space in which this is present. 3 an appearance of… …
3Light — 1. n., v., & adj. n. 1 the natural agent (electromagnetic radiation of wavelength between about 390 and 740 mm) that stimulates sight and makes things visible. 2 the medium or condition of the space in which this is present. 3 an appearance of… …
4Black light — [ FWHM spectral bandwidth of the 370nm peak is about 20nm.] A Black light or UV Light is a lamp emitting electromagnetic radiation that is almost exclusively in the soft near ultraviolet range, and emits very little visible light. The black light …
5Speed of light — The speed of light in the vacuum of free space is an important physical constant usually denoted by the letter c . [NIST and BIPM practice is to use c 0 for the speed of light in vacuum in accord with international standard ISO 31 5. See… …
6electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …
7Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
8Chelsea Bridge — This article is about the bridge in West London. For the Billy Strayhorn jazz standard, see Chelsea Bridge (song). Chelsea Bridge Carries A3216 road …
9Neon sign — …
10Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …
