germanium definition: 1. a chemical element with unusual electrical characteristics that allow it to be used in…. Germanium Fuzz: Starting from the beginning in 1948, the original commercial transistors were made from germanium material unlike all the silicon transistors we see today. Bulk commercial germanium is sold in ingot bars: This is the broken end of one, showing its internal crystal structure. Learn more. Germanium and the oxide are transparent to infrared radiation. Isotopes of Germanium. Silicon germanium (SiGe) is now a popular semiconductor that has skyrocketed in its production since the 90s. The atomic structure of germanium is shown below: Its atomic number is 32. Germanium is a chemical element. It is classified as a metalloid.It is similar in properties to the other metalloids near … The inorganic mineral is basically used in the electronics sector as a semiconductor of electricity. Germanium is not a biologically significant element and have no role in the bodies of plants or animals. Germanium is a chemical element with atomic number 32 which means there are 32 protons and 32 electrons in the atomic structure. Germanium also has the unusual property that (like water) it expands as it freezes. A metalloid is an element that has characteristics of both metals and non-metals. Germanium. Asaigermanium which is world’s first organic germanium, was produced by Dr. Asai Kazuhiko in 1967 in Japan. It is a semiconductor. It was first detected in the mineral argyrodite on February 6, 1886. The Germanium Stones just came with it – I didn’t know what they were or what they were supposed to do! It was even … Germanium is grouped as the metalloid element which means that this carbon group element possesses both metallic and non-metallic chemical element properties. Geranium is a genus of 422 species of annual, biennial, and perennial plants that are commonly known as geraniums or cranesbills.They are found throughout the temperate regions of the world and the mountains of the tropics, but mostly in the eastern part of the Mediterranean region.. The germanium transistor was the first to be mass-produced and made commercially available to the public. It has a diamondlike crystalline structure and it is similar in chemical and physical properties to silicon.Germanium is stable in air and water, and is unaffected by alkalis and acids, except nitric acid. © 2009-2016 | www.prvky.com | kontaktkontakt The germanium (actually a Ge layer between SiGe layers, all on top of a Si substrate) is nominally undoped, although I have been informed by the person who grew it … For intrinsically neutral Ge, the number of holes times the number of electrons is a constant. The palmately cleft leaves are broadly circular in form. Some people use germanium for osteoarthritis, … Germanium definition is - a grayish-white hard brittle metalloid element that resembles silicon and is used especially in optical and semiconductor materials and as a catalyst. Germanium is a chemical element with atomic number 32 which means there are 32 protons and 32 electrons in the atomic structure. This transistor was used extensively in radio technology, helping to create the first portable AM radios, as well as the first car radios. Germanium is a rare, silver-colored semiconductor metal that is used in infrared technology, fiber optic cables, and solar cells. My group works on germanium diodes for photonic applications. Germanium is a chemical element with Atomic Number 32 and symbol Ge. Despite serious safety concerns, germanium is used for heart and blood vessel conditions, including high blood pressure, high cholesterol, and heart disease; for eye conditions, including glaucoma and cataracts; and for liver conditions, including hepatitis and cirrhosis.. Germanium is an element, not a compound. This element has atomic number of 32 and atomic weight of 72.60. A germanium diode is a diode made using the element Germanium in stead of Silicon (Silicium). In the periodic table it is in the 4th period and in the 4th main group (group 14 or carbon group). By 1869, Mendeleev had assembled a crude table of the known elements, arranging them according to their chemical properties and atomic weights. Pure germanium is a hard, lustrous, gray-white, brittle metalloid. Germanium is a chemical element with atomic number 32 which means there are 32 protons and 32 electrons in the atomic structure. 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