germanium magnetic separation

Germanium as a material for stimulated Brillouin scattering in the ...

Dec 3, 2014 ... As a consequence, to optical and acoustic modes are separated from ... The effective magnetic coupling term is extremely small and can be...

Hall effect in n- and p-germanium (PC) | PHYWE

The resistivity and Hall voltage of a rectangular germanium sample are measured as a function of temperature and magnetic field.

Immune activation of Bio-Germanium in a randomized, double-blind ...

Oct 19, 2020 ... The immune activation property of organic germanium is considered the ... and 15°C. After the separation, the buffy coat layer was isolated,...

Current and future Germanium availability from primary sources

Grinding, magnetic separation, flotation. Chlorination, distillation, purification. Hydrolysis. Reduction. Zone refining. Crystal growing/pulling.

Synthesis, structure, and properties of rare-earth germanium sulfide ...

... 4- separated by RE 3+ and I - ions. The optical band gaps fall in the range of 2.7-3.1 eV. Magnetic measurements indicated simple paramagnetic behaviour...

A chlorine-free protocol for processing germanium - Science

May 5, 2017 ... From natural deposits, germanium is separated from ZnO by leaching with ... equipped with a Teflon-coated magnetic stirring bar and a reflux...

Germanium microlasers on metallic pedestals - AIP Publishing

This demonstrates lasing with pure germanium microdisks. ... strained germanium, stimulated gain is expected for Transverse-Magnetic (TM) polarization,...

Phonon Anharmonicity of Germanium in the Temperature Range 80 ...

Phonon frequency shifts and line widths in germanium have been studied in the temperature range ... However, the velocity curve of the well separated branch.

Novel Germanium-Based Magnetic Semiconductors - UNC Physics

Oct 24, 2003 ... Novel Germanium-Based Magnetic Semiconductors ... separation of dopant-rich compounds remains to be the main obstacle for achieving higher...

Solvent Extraction of Germanium Using Tributyl Phosphate - CORE

cury, zinc and cadmium (5 mg each) were separated ... for the solvent extraction of germanium from 3M ... weight and magnetic moment data, the complexes.

Does wearing a germanium bracelet really have any impact on our ...

How Germanium Benefits Your Health As a semiconductor element, Germanium has a ... germanium health bracelets is to restore a balance to the magnetic field...

6-2 Research and developments on p-type Germanium lasers in the ...

separated. However, this problem was actual- ly solved when a magnetic field was applied and oscillation of the linear polarization also proved possible...

On the Underground Production of High Purity Germanium Detectors

There are many methods for enriching isotopes. These isotopic separation methods include electromagnetic separation, diffusion, centrifuging, chemical and...

P-doped germanium on plug-in board - Leybold Shop

Interchangeable plug-in board for studying the conductivity of p-doped germanium as a function of the temperature. Ge crystal soldered to plug-in board for...

Germanium (Ge) - Chemical properties, Health and Environmental ...

Atomic number. 32. Atomic mass. 72.59 g.mol -1. Electronegativity according to Pauling. 1.8. Density. 5.3 g.cm-3 at 20°C. Melting point.

Magnetoresistance in Heavily Doped n-Type Germanium

The behavior of resistance change under the magnetic field at 4.2°K depends on whether donor concentration lies in impurity conduction range or in metallic...

New avenues to an old material: controlled nanoscale doping of ...

1 The quest for high n-type doping of germanium ... SIMS analysis of a four-layer Ge:P stack with an interlayer separation of ∼9 nm are shown in Fig.

Shallow and Undoped Germanium Quantum Wells - Wiley Online ...

Jan 23, 2019 ... Shallow and Undoped Germanium Quantum Wells: A Playground for Spin ... The oscillations minima reach zero value at high magnetic field B and...

Germanium in Magnetite: A Preliminary Review | Request PDF

Magnetite is a very common mineral in various types of iron deposits and some sulfide deposits. Recent studies have focused on the use of trace elements in...

Magnetite - an overview | ScienceDirect Topics

Another mineral species, maghemite, also magnetic, formula γ-Fe2.67O4, ... Most sulfide minerals are nonmagnetic and can be rejected by magnetic separation.