Germanium Current Events

Germanium Current Events, Germanium News Articles.
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Standard puts high-speed chips on the fast track
A new type of standard to be issued by the National Institute of Standards and Technology (NIST) this summer will help meet the need for speed in semiconductors. The (2003-07-28)

Under pressure: Germanium
Although its name may make many people think of flowers, the element germanium is part of a frequently studied group of elements, called IVa, which could have applications for next-generation computer architecture as well as implications for fundamental condensed matter physics. New research reveals details of the element's transitions under pressure. Their results show extraordinary agreement with the predictions of modern condensed matter theory. (2011-04-06)

Tougher Than Silicon
A rugged, powerful new breed of semiconducting devices may be possible with a new alloy of silicon-carbide and germanium developed by scientists at the University of Delaware. (1999-05-10)

Growing thin films of germanium
Researchers have developed a new technique to produce thin films of germanium crystals -- key components for next-generation electronic devices such as advanced large-scale integrated circuits and flexible electronics, which are required for gadgets that move or bend. (2013-09-06)

Making nanodots useful for chemistry
Nanosized clusters of germanium that can be reacted chemically to make useful materials, such as plastics, have been made by chemists at the University of Wisconsin-Stevens Point and UC Davis. (2003-06-18)

Germanium's semiconducting and optical properties probed under pressure
Germanium may not be a household name like silicon, its group-mate on the periodic table, but it has great potential for use in next-generation electronics and energy technology. Of particular interest are forms of germanium that can be synthesized in the lab under extreme pressure conditions. However, until now one of the most-promising forms of germanium for practical applications, called ST12, has only been created in tiny sample sizes -- too small to definitively confirm its properties. (2017-01-03)

Germanium made laser compatible
Good news for the computer industry: a team of researchers has managed to make germanium suitable for lasers. This could enable microprocessor components to communicate using light in future, which will make the computers of the future faster and more efficient. (2013-04-22)

Radioactive 'understudy' may aid medical imaging, drug development
Broadway stars have understudies. Now, an increasingly popular radioactive isotope has its own stand-in. Developed in part by researchers at the National Institute of Standards and Technology, the substance might ultimately improve medical imaging, speed up clinical trials of many drugs and facilitate efforts to develop more individualized medical treatment. (2008-01-09)

Little Tin Worms On The March
In high-end electronics, where success hinges on being lighter, faster, and smaller, size is the biggest barrier to progress. Researchers at Michigan Tech University have discovered little tin (1998-02-26)

Kesterite solar cells: Germanium promises better opto-electronic properties than tin
Specific changes in the composition of kesterite-type semiconductors make it possible to improve their suitability as absorber layers in solar cells. As a team at the Helmholtz-Zentrum Berlin showed, this is particularly true for kesterites in which tin was replaced by germanium. The scientists examined the samples using neutron diffraction at BER II and other methods. The work was selected for the cover of the journal CrystEngComm. (2018-03-29)

UH researcher wins $1.5 million federal solar energy award
A University of Houston researcher is trying a novel approach to create high efficiency, low cost solar cells in an effort to bring the cost down to that of traditional electricity sources. Venkat Selvamanickam, M.D. Anderson Chair professor of mechanical engineering and director of the Applied Research Hub at the Texas Center for Superconductivity at UH, received a $1,499,994 grant from the U.S. Department of Energy SunShot Initiative to produce high efficiency, inexpensive thin film photovoltaics. (2014-10-22)

Twisted optics: Seeing light from a new angle
Researchers have developed a technique to generate miniature light beams that are twisted in orientation, similar in shape to a helix. (2016-07-28)

Germanium comes home to Purdue for semiconductor milestone
A laboratory at Purdue University provided a critical part of the world's first transistor in 1947 -- the purified germanium semiconductor -- and now researchers here are on the forefront of a new germanium milestone. (2014-12-09)

Scientists fashion semiconductors into flexible membranes
University of Wisconsin-Madison researchers have demonstrated a way to release thin membranes of semiconductors from a substrate and transfer them to new surfaces-an advance that could unite the properties of silicon and many other materials, including diamond, metal and even plastic. (2006-04-09)

Dressing a metal in various colors
DGIST research team developed a technology to coat metal with several nanometers of semiconducting materials. This technology can be applied to solar cells, wearable devices, displays, and the like. (2017-01-16)

Materials science researchers develop first electrically injected laser
Materials science researchers have demonstrated the first electrically injected laser made with germanium tin. Used as a semiconducting material for circuits on electronic devices, the diode laser could improve micro-processing speed and efficiency at much lower costs. (2020-08-07)

Making silicon-germanium core fibers a reality
When the glass in the core of an optical fiber is replaced with a mixture of silicon and germanium and 'baked' at high temperature using a laser, the result is a single crystal fiber that has potential far beyond the transmission of light. (2016-10-25)

First transport measurements reveal intriguing properties of germanene
Germanene is a 2D material that derives from germanium and is related to graphene. As it is not stable outside the vacuum chambers in which is it produced, no real measurements of its electronic properties have been made. Scientists at the University of Groningen have now managed to produce devices with stable germanene. The material is an insulator, and it becomes a semiconductor after moderate heating and a very good metallic conductor after stronger heating. (2019-02-07)

Graphene gets a 'cousin' in the shape of germanene
A team of European researchers has become one of the first groups to successfully synthesize the 2-D material germanene. (2014-09-09)

Nanostructures made of previously impossible material
One could think that mixing different materials is easy -- why not just melt them and pour them together? But if the goal is to create well-ordered crystals, things are more complicated. Scientists at TU Wien (Vienna) have now found a way to add large amounts of metal to semiconductor crystals, which changes their properties dramatically. (2018-03-08)

MIT researchers build first germanium laser
MIT researchers have demonstrated the first laser built from germanium that can emit wavelengths of light useful for optical communications. It's also the first germanium laser to operate at room temperature. Unlike the materials typically used in lasers, germanium is easy to incorporate into existing processes for manufacturing silicon chips. So the result could prove an important step toward computers that move data -- and maybe even perform calculations -- using light instead of electricity. (2010-02-04)

Research effort deep underground could sort out cosmic-scale mysteries
The Department of Energy's Oak Ridge National Laboratory has begun delivery of germanium-76 detectors to an underground laboratory in South Dakota in a team research effort that might explain the puzzling imbalance between matter and antimatter generated by the Big Bang. (2013-05-24)

New silicon-germanium nanowires could lead to smaller, more powerful electronic devices
Currently chip manufacturers are facing great challenges in miniaturizing transistors, a semiconductor device commonly used to amplify or switch electronic signals. A recent study, published in the Nov. 27 issue of Science, details how a team of researchers from UCLA, Purdue and IBM have successfully grown semiconducting nanowires made of silicon-germanium that could lead to a new generation of smaller, faster, and more powerful electronics many hope for in the industry. (2009-12-09)

Giant magnetocaloric materials could have large impact on the environment
Materials that change temperature in magnetic fields could lead to new refrigeration technologies that reduce the use of greenhouse gases, thanks to new research at the US Department of Energy's Argonne National Laboratory and Ames National Laboratory. (2007-06-19)

Portable radiation detector could be used at customs, ports, border crossings and airports
Scientists from the Lawrence Livermore National Laboratory in collaboration with engineers at Lawrence Berkeley National Laboratory have developed a mobile, handheld mechanically cooled germanium radiation spectrometer that detects signature gamma-rays from radioactive materials. (2002-03-19)

Diamond Find: Carbon, Plus Germanium, Helps Silicon 'Shine,' UD Researchers Say
SEPT. 1, 1997--As computer makers scramble to marry high- speed optical technologies with conventional chips made of silicon--the cheap, sand-type material incapable of 'shining'--University of Delaware researchers today reported a silicon-based device that converts some light into electricity. The key seems to be carbon, the same element responsible for diamond, graphite and coal, according to an article in the new issue of IEEE Electron Device Letters. (1997-08-22)

Never-before-made material similar to diamonds and ice, says UH professor
Thanks to a University of Houston scientist and his team's research, the chemical element germanium is enjoying a rebound in popularity. Led by Arnold Guloy, a UH chemistry professor, and a team of researchers from UH and the Max Planck Institute for Chemical Physics of Solids in Dresden, Germany, the findings are described in a paper titled (2006-11-28)

Ancient life form may help create newest technologies
Diatoms, a single celled marine life form that has been around at least 100 million years, are being harnessed to help make progress in one of the newest and most promising fields of science - nanotechnology. (2004-07-30)

Slicing solar power costs
University of Utah engineers devised a new way to slice thin wafers of the chemical element germanium for use in the most efficient type of solar power cells. They say the new method should lower the cost of such cells by reducing the waste and breakage of the brittle semiconductor. (2008-09-14)

New look at layered material lends insight to silicon
Engineers at Ohio State University and their colleagues have taken an unprecedented look at the interface between layers of silicon and other materials in electronic devices. What they have learned may help traditional microelectronics remain vital to industry longer than most experts expect. It may even aid the design of other devices where one material meets another -- including medical implants. (2003-12-01)

New approaches for hybrid solar cells
Using a new procedure researchers at the Technical University of Munich and the Ludwig Maximillians University of Munich can now produce extremely thin and robust, yet highly porous semiconductor layers. A very promising material -- for small, lightweight, flexible solar cells, for example, or electrodes improving the performance of rechargeable batteries. (2015-12-07)

True Grit: "Sandpaper" Alloy May Suggest Rugged, Powerful New Devices, UD Researcher Reports
Sandpaper's cousin, silicon-carbide, may set the stage for a rugged, powerful new breed of semiconducting devices, a University of Delaware researcher will report April 6 during the Materials Research Society meeting. A new alloy of silicon-carbide and germanium might handle hot, high-power, high-frequency microelectronic and microelectromechanical (MEMS) devices better than silicon, James Kolodzey says. (1999-04-07)

Redesigned material could lead to lighter, faster electronics
Chemists at the Ohio State University have developed a method for making a material that conducts electrons 10 times faster than silicon. (2013-04-10)

Georgia Tech/IBM team demonstrates first 500 GHz silicon-germanium transistors
A research team from IBM and the Georgia Institute of Technology has demonstrated the first silicon-germanium transistor able to operate at frequencies above 500 GHz. Though the record performance was attained at extremely cold temperatures, the results suggest that the upper bound for performance in silicon-germanium devices may be higher than originally expected. (2006-06-20)

Germanium outperforms silicon in energy efficient transistors with n- und p- conduction
NaMLab and cfaed reached an important breakthrough in the development of energy-efficient electronic circuits using transistors based on germanium. (2017-02-03)

Lithium-ion batteries will get more efficiency due to silicon, germanium, carbon nanowalls
Members of the D. V. Skobeltsyn Institute of Nuclear Physics together with their colleagues from the Faculty of Chemistry of the Lomonosov Moscow State University developed a new silicon- and germanium-based material that could significantly increase. The research results have been published in the Journal of Materials Chemistry A. (2017-08-30)

Powerful new photodetector can enable optoelectronics advances
In a nanoscale photodetector that combines a unique fabrication method and light-trapping structures, a team of engineers from the University of Wisconsin-Madison and the University at Buffalo has overcome obstacles to increasing performance in optoelectronic devices -- like camera sensors or solar cells -- without adding bulk. (2017-07-07)

New data adds to the hunt for dark matter in the universe
Will dark matter turn out to be Weakly Interacting Massive Particles (WIMPs)? This week, an experiment deep in a mine added new and intriguing information about this theory. The scientist leading the research team -- Juan Collar, the Kavli Institute for Cosmological Physics, University of Chicago -- discusses the latest findings and their implications. (2011-06-08)

Faster dental treatment with new photoactive molecule
Photoactive materials are used in modern dentistry, which harden when they are exposed to light. Usually, only thin layers of up to 2 mm can be hardened, due to the limited penetration depth of light. A new dental filling material allows for thicker layers and faster dental procedures. (2014-04-30)

Topological domain walls in helimagnets
Special domain walls with magnetic vortex structures have been discovered in helimagnets. Domain walls can have exotic magnetic properties that the regions which they separate don't reveal. For example, it's possible that the walls may interact more strongly with an electric current and could be used for data transfer and storage in the future. (2018-05-03)

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