Germanium Ge экспортлогчид

Symbol: Ge Internationale Bezeichung (IUPAC): Germanium Ursprung: Germanium (von lat. Germania Deutschland, dem Heimatland des Entdeckers Clemens Winkler (1838–1904)) ist ein chemisches Element.Es wurde am 6. …

Discover New & profitable Gallium,germanium buyers & suppliers, Access 17,112 export import shipment records till Mar - 25 with 2,806 importers & 2,956 Exporters. ...

Ge Germanium Summary Description Ge is a high refractive index material (4.0 @ 10 microns) with good long wavelength transmission in the infrared. At elevated temperatures the free carrier absorption becomes important and at 200 °C it is almost opaque. The high index permits very novel lens designs and ATR

Die Nahrungsergänzungsform von Germanium ist als Germanium-Sesquioxyd oder Ge-132 (organisches Germanium) bekannt. Dabei handelt es sich um ein synthetisches organisches Produkt, das in der Natur vorkommt. Diese Form von organischem Germanium wurde zur Stärkung des Immunsystems und zur Verbesserung der Körperfunktionen verwendet.

71 Ge syn: 11.26 d: ε - 71 Ga: 72 Ge 27.66% Ge เสถียร โดยมี 40 นิวตรอน: 73 Ge 7.73% Ge เสถียร โดยมี 41 นิวตรอน: 74 Ge 35.94% Ge เสถียร โดยมี 42 นิวตรอน: 76 Ge 7.44% Ge เสถียร โดยมี 44 นิวตรอน

Germanium ist ein seltenes, silberfarbenes Halbleitermetall, das in der Infrarottechnik, Glasfaserkabeln und Solarzellen verwendet wird. Speisekarte. ... Germanium Fakten (Ordnungszahl 32 oder Ge) Chemie im Alltag. Metallprofil und Eigenschaften von Tellur. Periodensystem. Silizium-Fakten (Ordnungszahl 14 oder Si)

In the vast and complex tableau of the periodic table, germanium, denoted as Ge, presents a paradox of value. An element endowed with unique attributes that render it indispensable in diverse industries. Its semiconductor characteristics have earned it critical importance in birth of transistors and semiconductor detectors.

Use Germanium's unique combination of high refractive index and excellent hardness to build durable, low-power imaging and laser systems with a minimum component count. Germanium (Ge) is ideal for applications where ruggedness …

Germanium is a chemical element with Ge as its symbol. It belongs to group 14 of the periodic table and its atomic number is 32. Germanium was first located in a rare mineral called argyrodite. However, today it is primarily obtained from the smelting of zinc ores and as a byproduct of burning certain types of coal.

（Germanium）, Ge,32,72.64, 4、IVA。 ,,,, ,、 …

Germanium je v zemské kůře značně vzácným prvkem.Průměrný obsah činí pouze 5–7 ppm (mg/kg). V mořské vodě je jeho koncentrace mimořádně nízká, pouze 0,07 mikrogramu germania v jednom litru.Předpokládá se, že ve vesmíru připadá na jeden atom germania přibližně 30 milionů atomů vodíku.. V horninách se vyskytuje vždy pouze jako příměs v rudách zinku a ...

The isotopes of germanium range in atomic mass number from 58 to 89. Of these, there are four stable isotopes: 70 Ge, 72 Ge, 73 Ge, and 74 Ge. In addition, 76 Ge has been found to have an extremely long half-life, so that for …

Germanium is a chemical element with the symbol Ge and atomic number 32. It is lustrous, hard-brittle, grayish-white and similar in appearance to silicon. It is a metalloid in the carbon group that is chemically similar to its group neighbors silicon and tin. Like silicon, germanium naturally reacts and forms complexes with oxygen in nature.

Get the facts about element Germanium (Ge) [32] from the periodic table. Find physical data, electron configuration, chemical properties, aggregation states, isotope data (including decay trees) as well as some historic information. ... Germanium: Metalloid: Symbol: Ge Atomic number: 32 Atomic mass: 72.61 Group: Metal CAS-number: ...

Germanium (Ge) wafers, undoped, p and n-type VGF single crystal and optical grade single and double side polished in small quantities and large. Ready to ship!

Germanium is the 32th element in the periodic table and the symbol is 'Ge'. Germanium has an atomic number of 32, which means that its atom has 32 electrons around its nucleus. The electron configuration of germanium is 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 2 meaning that the first two electrons enter the 1s orbital. Since the 1s orbital ...

Germanium (Ge) surface normally has poor native oxides. ... Some surface energies (J/m 2) of low-index surfaces of germanium crystals. The types of reconstructions are indicated. (1x1) relaxed denotes an unreconstructed cleavage surface. Solid …

Germanyum; sembolü Ge, atom numarası 32 olan kimyasal elementtir.Parlak, sert-kırılgan, grimsi-beyaz ve silikona benzer bir görünümdedir. Silisyum ve kalay komşu grubuna kimyasal olarak benzeyen karbon grubundaki bir metaloiddir.Silikon gibi, germanyum da doğal olarak reaksiyona girer ve doğadaki oksijenle kompleksler oluşturur.. Germanyum yüksek …

The demand for elemental germanium and its compounds is increasing and is expected to increase in the near future [6], [7].The main sources of germanium are zinc refinery residues and fly ash, and thus its production increase depends on the motivation of zinc refineries and coal power plants to engage in the germanium market [8].As such, worldwide, only 3–5% …

Germanium is a chemical element with the symbol 'Ge' and atomic number 32. It's a lustrous, hard, grayish-white metalloid in the carbon group, chemically similar to its group neighbors tin and silicon. Germanium is used primarily in semiconductors and fiber optics, known for its ability to conduct electricity in a controlled manner.

germanium ge 132 natural / Намена на производот*: ГЕ 132+Натурал претставува граничен производ, комбинација од пет активни компоненти, природни екстракти, за зајакнување на имунитетот.

Properties: Si: Ge: GaAs: Atoms/cm 3: 5.0 x 10 22: 4.42 x 10 22: 4.42 x 10 22: Atomic Weight: 28.09: 72.60: 144.63: Breakdown Field

Germanium and germanium oxide are transparent to the infrared and are used in infrared spectroscopes and other optical equipment, including extremely sensitive infrared detectors. The high index of refraction and dispersion properties of its oxide's have made germanium useful as a component of wide-angle camera lenses and microscope objectives.

Le germanium présentant une forte affinité avec le zinc et la matière organique est présent dans certains gisements de Zn et certains charbons. La filière « Zn » fournit environ 80 % de l'offre primaire mondiale de Ge :-Gisements de Zn (Ge) stratiformes : les principaux gisements de Zn, recélant du Ge en quantité notable,

Custom Evaporation Grade Germanium (Ge) Purity: 99.999%. Novotech is a global supplier of evaporation grade Germanium (Ge). We support IR coating companies and the fiber optics industry with their material needs. With our in house production capabilities, we provide quick lead-times and quality material at a competitive price. Novotech ...

Germanium is een scheikundig element met als symbool Ge en atoomnummer 32. Het is een vrij hard grijswit metalloïde, dat behoort tot de koolstofgroep.Zuiver germanium is een halfgeleider.. Net zoals het vergelijkbare element silicium komt het in de natuur niet in zuivere vorm voor, maar gebonden aan andere elementen, zoals zuurstof.Het komt voor in verschillende mineralen, …

Germanium (IPA: /dʒə(r)ˈmeɪniəm/) is a chemical element in the periodic table that has the symbol Ge and atomic number 32. This is a lustrous, hard, silver-white metalloid that is chemically similar to tin.Germanium forms a large number of organometallic compounds and is an important semiconductor material used in transistors.. Notable characteristics

Fiche de synthèse sur la criticité des métaux - Le germanium - Novembre 2015 1 Le germanium (Ge) – éléments de criticité Sources 1 - USAGES ET CONSOMMATION 1.1 - Principaux usages dans le Monde (2013) - Fibres optiques : 30% - Optique infrarouge : 25% - Catalyse PET (polymérisation des polyesters) : 25%

China's new export ban on gallium, germanium, and antimony targets U.S. tech, affecting over 700,000 components. On Tuesday, December 3, China announced it would ban …

Germanium on kemiallinen alkuaine, jonka kemiallinen merkki on Ge (lat. germanium), järjestysluku 32 ja CAS-numero . Tämä kova hopeanvalkoinen puolimetalli on kemiallisesti tinan kaltainen. Germanium muodostaa laajan joukon organometalliyhdisteitä ja on tärkeä puolijohdemateriaali transistoreissa.Germaniumin tiheys on 5,35 g/cm 3. Sulamispiste …