synthetic element

synthetic element
Chemistry
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  • Synthetic element — In chemistry, a synthetic element is a chemical element that is too unstable to occur naturally on Earth, and therefore has to be created artificially. So far 30 synthetic elements have been discovered that is, synthesized. Six of them are quasi… …   Wikipedia

  • element 118 — ▪ chemical element       a transuranium element that occupies position 118 in the periodic table (periodic law) and one of the noble gases (noble gas). Element 118 is a synthetic element, and in 1999, scientists at Lawrence Berkeley National… …   Universalium

  • Element Six — Type Privately held company Industry manufacturing and distribution of superhard material solutions Founded 1946 …   Wikipedia

  • Synthetic biology — is a new area of biological research that combines science and engineering. It encompasses a variety of different approaches, methodologies, and disciplines with a variety of definitions. What they all have in common, however, is that they see… …   Wikipedia

  • Synthetic aperture radar — (SAR) is a form of radar in which the highly directional (and thus very large) rotating antenna used by conventional radar is replaced with many low directivity small stationary antenna positions scattered over some area near or around the target …   Wikipedia

  • Synthetic alexandrite — is a crystal which has been created by the floating zone method. This method is also used to synthetically grow a variety of crystals: YAG (Yttrium Aluminum Garnet) in white, blue, pink and several other shades, ruby, chrysoberyl and, most and… …   Wikipedia

  • Synthetic Environment for Analysis and Simulations — Purdue University s Synthetic Environment for Analysis and Simulations, or [http://www.mgmt.purdue.edu/centers/perc/html/aboutperc/seaslabs/seaslabs.htm SEAS] , is currently being used by Homeland Security and the US Defense Department to… …   Wikipedia

  • Synthetic biology — Biologie synthétique Biologie synthétique peut avoir deux sens : Le mot a d abord décrit une approche de la biologie intégrant divers axes de recherche et disciplines pour atteindre une compréhension holistique de la vie ; Puis, plus… …   Wikipédia en Français

  • Transuranium element — In chemistry, transuranium elements (also known as transuranic elements) are the chemical elements with atomic numbers greater than 92 (the atomic number of uranium).Of the elements with atomic numbers 1 to 92, all but four (technetium,… …   Wikipedia

  • transuranium element — noun Any synthetic element having an atomic number greater than that of uranium …   Wiktionary

  • Chemical element — The periodic table of the chemical elements A chemical element is a pure chemical substance consisting of one type of atom distinguished by its atomic number, which is the number of protons in its nucleus.[1] Familiar examples of …   Wikipedia

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