germanium ge company

Germanium Optics and Components | Edmund Optics

German (Ge) Optical Components are Optical Components designed for high performance in the Infrared (IR) spectrum without the use of Infrared (IR) anti-reflection coatings. Germanium (Ge) Optical Components can range from Optical Lenses to Prisms or Optical Filters. Edmund Optics' offers the world's largest inventory of off-the-shelf ...Web

Recent advances in the recovery of germanium during the zinc …

The representative enterprises are Yunnan Chihong Zn & Ge Co., Ltd. and Zhongjin Lingnan Nonferrous metal Co., Ltd. ... Gallium (Ga) and Germanium (Ge) are crucial strategic resources with extensive applications in high-tech industries. However, Ga and Ge primarily occur as associated minerals. The process involves the leaching of …Web

Strategies for Recycling of Primary and Secondary Resources for

Germanium (Ge) with a low crustal abundance of 1.0–1.7 ppm finds enormous usage in optics, catalysts, and semiconductors. ... The dissolution of germanium is believed to be governed by mechanisms like germanium loss, hydrolysis of the germanium ions, co-precipitation with silica, and co-precipitation with iron .Web

Germanium (Ge)

Germanium is a chemical element with Ge as its symbol. It belongs to group 14, periodic number 4 of the periodic table. Its atomic number is 32. ... Thermal expansion co-efficient (@20-°C/68°F) 6.10 µm/m°C: 3.39 µin/in°F: Thermal conductivity: 64 W/mK: 444 BTU in/hr.ft².°F:Web

A novel non-destructive workflow for examining germanium and co

A suite of complementary techniques was used to examine germanium (Ge), a byproduct critical element, and co-substituent trace elements in ZnS and mine wastes from four mineral districts where germanium is, or has been, produced within the United States. This contribution establishes a comprehensive workflow for characterizing Ge …Web

Germanium

The Ge complex with N-p-chlorophenyl-2-furohydroxamic acid is extractable from 6 M HC1 into CHCl 3 [8]. Ge has been also extracted from a citric acid medium into a xylene solution of Aliquat 336S [9]. Germanium can be separated quantitatively by distillation of volatile GeCl 4 (b.p. 84 °C) from ~ 6 M HCl [10,11].Web

Germanium | Umicore

Germanium is mainly recycled from production scrap and waste streams from various industries such as fiber optics, solar cells, LEDs and infrared optics. Although end-of-life recycling presents significant challenges due to the dissipative nature of some of the applications, there is an increase in …

GE Stock

See today's GE stock price for General Electric Co NYSE: GE stock rating plus other valuable data points like day range, year, stock analyst insights, related news and more.Web

The Co-Ge (Cobalt-Germanium) System

The Co-Ge (Cobalt-Germanium) System By K. Ishlda and T. Nishlzawa Tohoku University Equilibrium Diagram The equilibrium phases in the Co-G-e system are: (1) the liquid, L; (2) the Co-rich, foe terminal solid solution, (ctco); (3) the Co-rich, ... Co-Ge thermodynamic activities in the liquid state were studiedWeb

Germanium Facts (Atomic Number 32 or Ge)

Germanium Basic Facts . Atomic Number: 32 Symbol: Ge Atomic Weight: 72.61; Discovery: Clemens Winkler 1886 (Germany) Electron Configuration: [Ar] 4s 2 3d 10 4p 2; Word Origin: Latin …Web

Germanium (Ge) | UniversityWafer, Inc.

Germanium (Ge) Substrates. We have a large selection of Electrical and Optical Grade Germanium Single and double side polished wafers in stock and ready to ship. Buy …Web

Germanium Deposits in the United States

This data release provides data for the single site in the United States (U.S.) that has public record of germanium (Ge) production. Germanium, which is currently classified as a critical mineral in the U.S., is also extracted as a byproduct from deposits in Alaska, Washington, and Tennessee. However, there is no public information that …Web

9 Germanium Manufacturers in 2023 | Metoree

9 Germanium Manufacturers in 2023 This section provides an overview for germanium as well as their applications and principles. Also, please take a look at the list of 9 germanium manufacturers and their company rankings.Here are the top-ranked germanium companies as of December, 2023: 1.ADVANCED MATERIAL JAPAN CORPORATION, …Web

Germanium: A review of its US demand, uses, resources

In comparison, the estimated GWP of Ge production as a byproduct from Zn production and PV production scrap are 852 and 280 kg CO 2-eq/kg Ge, respectively [41], [42]. Recycling of materials offers 30% of total Ge consumed worldwide [9]. Germanium is mostly recycled from scrap, generated during fiber-optics and infrared optics …Web

Germanium Properties, History and Applications

Technically, germanium is classified as a metalloid or semi-metal. One of a group of elements that possess properties of both metals and non-metals. In its metallic form, germanium is silver in color, hard, and brittle. Germanium's unique characteristics include its transparency to near-infrared electromagnetic radiation (at wavelengths …Web

No Signs Yet of Gallium or Germanium Shortage

Germanium compounds play specialized roles in a host of devices, such as optical fibers, night-vision equipment, and LEDs. Germanium is also key to fabricating cutting-edge nanosheet transistors .Web

Germanium Facts

It has atomic number 32 and element symbol Ge. Germanium is a semimetal or metalloid that is an important semiconductor in electronics. Because it is relatively uncommon in nature, it was discovered later than most elements near it on the periodic table. ... Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0 …Web

Germanium | Umicore

Electron Configuration for Germanium (Ge, Ge2+, …

Charge of germanium ion. Ge – 4e – → Ge 4+. Here, the electron configuration of germanium ion (Ge 4+) is 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10. Germanium atom exhibit +2 and +4 oxidation states. The oxidation state …Web

GE Vernova-Led Consortium Clinches £1B Contract For UK East …

General Electric Company's (NYSE: GE) energy arm, GE Vernova's Grid Solutions business, along with MYTILINEOS Energy & Metals, has bagged a £1 billion …Web

Flight Path: A Look Back at GE Aerospace's Progress to Reduce …

December 08, 2023. Two years ago, the Air Transport Action Group (ATAG), of which GE Aerospace is a member, set an ambitious goal of achieving net zero carbon emissions …Web

Study of cosmogenic activation in $^{76}$Ge enriched germanium

Rare event search experiments using germanium detectors are operated in underground laboratories to minimize the background induced by cosmic rays. However, …Web

Germanium: Current and Novel Recovery Processes | IntechOpen

Germanium (Ge) is considered a critical element due to its many industrial applications; Ge is a metalloid used in solar cells, fiber optics, metallurgy, chemotherapy, and polymerization catalysis. The main sources of Ge are sulfides ores of Zn, Pb, and Cu, coal deposits, as well as by-products and residues from the processing of these ores and …Web

SiGe Introduction

1. History of SiGe Technology. The concept of combining silicon (Si) and germanium (Ge) into an alloy for use in transistor engineering is an old one, and was probably envisioned by Shockley in his early transistor game. …Web

China's gallium and germanium controls: what they mean and …

China controls about 60% of all germanium supplies. The element is derived in two main ways, as a by-product of zinc production and from coal. These respectively account for about 75% and 25% of ...Web

Germanium | Properties, Uses, & Facts | Britannica

germanium (Ge), a chemical element between silicon and tin in Group 14 (IVa) of the periodic table, a silvery-gray metalloid, intermediate in properties between the metals and the nonmetals.Web

Kurt J. Lesker Company | Germanium Ge (N-type) Sputtering Targets

Germanium (Ge (N-type)) General Information. Germanium is a hard and brittle material with a semi-metallic, grayish-white appearance. It has a density of 5.35 g/cc, a melting point of 937°C, and a vapor pressure of 10-4 Torr at 1,167°C. It is classified on the periodic table as a metalloid, which means it possesses properties of metals and ...Web

Germanium (Ge)

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 …Web

Germanium Deposits in the United States | U.S. Geological …

June 1, 2020 View Data Release This data release provides data for the single site in the United States (U.S.) that has public record of germanium (Ge) production. Germanium, …Web

Germanium | Periodic Table | Thermo Fisher Scientific

Boiling point: 3093 K. Density [kg/m3 5323. Molar volume: 13.63 × 10 -6 m 3 /mol. Oxidation state: 4. Protons/electrons: 32. Crystal structure: cubic face centered. Chemically similar to tin, germanium is an important semiconductor. Due to its small band gap, germanium is highly sensitive to infrared light and is used as detector material in ...Web