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  2. Ray J - Wikipedia

    en.wikipedia.org/wiki/Ray_J

    rayj .com. William Ray Norwood Jr. (born January 17, 1981), [1] known professionally as Ray J, is an American R&B singer, songwriter, television personality, and actor. Born in McComb, Mississippi, and raised in Carson, California, he is the younger brother of singer and actress Brandy Norwood. [3] In January 2017, he competed in the nineteenth ...

  3. RadCon - Wikipedia

    en.wikipedia.org/wiki/RadCon

    Created as the brain child of Edgar Lincoln and his wife Norma Barret-Lincoln with the help of friends, some of whom are still involved today, RadCon is a not-for-profit organization that promotes education in Science Fiction and Fantasy.

  4. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...

  5. Accelerator physics codes - Wikipedia

    en.wikipedia.org/wiki/Accelerator_Physics_Codes

    Accelerator physics codes. A charged particle accelerator is a complex machine that takes elementary charged particles and accelerates them to very high energies. Accelerator physics is a field of physics encompassing all the aspects required to design and operate the equipment and to understand the resulting dynamics of the charged particles.

  6. RTX Corporation - Wikipedia

    en.wikipedia.org/wiki/RTX_Corporation

    The Raytheon Company was founded in 1922 in Cambridge, Massachusetts, by Laurence K. Marshall, Vannevar Bush, and Charles G. Smith as the American Appliance Company. [13] Its focus, which was originally on new refrigeration technology, soon shifted to electronics. The company's first product was a gaseous ( helium) rectifier that was based on ...

  7. Cleetus McFarland - Wikipedia

    en.wikipedia.org/wiki/Cleetus_McFarland

    1. Poles. 0. Best finish. 9th in 2022. Finished last season. 9th ( 2022) Last updated on: November 14, 2022. Lawrence Garrett Mitchell [1] (born April 5, 1995), known professionally as Cleetus McFarland, is an American racing driver, car enthusiast, amateur airplane and helicopter pilot, RC pilot, and YouTube content creator.

  8. Hooke's law - Wikipedia

    en.wikipedia.org/wiki/Hooke's_law

    In physics, Hooke's law is an empirical law which states that the force ( F) needed to extend or compress a spring by some distance ( x) scales linearly with respect to that distance—that is, Fs = kx, where k is a constant factor characteristic of the spring (i.e., its stiffness ), and x is small compared to the total possible deformation of ...

  9. Sci-Hub - Wikipedia

    en.wikipedia.org/wiki/Sci-Hub

    History Alexandra Elbakyan at a conference at Harvard (2010). Sci-Hub was created by Alexandra Elbakyan, who was born in Kazakhstan in 1988. Elbakyan earned her undergraduate degree at Kazakh National Technical University studying information technology, then worked for a year for a computer security firm in Moscow, then joined a research team at the University of Freiburg in Germany in 2010 ...

  10. Library Genesis - Wikipedia

    en.wikipedia.org/wiki/Library_Genesis

    File sharing. Library Genesis ( LibGen) is a file-sharing based shadow library website for scholarly journal articles, academic and general-interest books, images, comics, audiobooks, and magazines. The site enables free access to content that is otherwise paywalled or not digitized elsewhere. [1] LibGen describes itself as a "links aggregator ...

  11. Infrared spectroscopy correlation table - Wikipedia

    en.wikipedia.org/wiki/Infrared_spectroscopy...

    An infrared spectroscopy correlation table (or table of infrared absorption frequencies) is a list of absorption peaks and frequencies, typically reported in wavenumber, for common types of molecular bonds and functional groups. [1] [2] In physical and analytical chemistry, infrared spectroscopy (IR spectroscopy) is a technique used to identify ...