Transistor Laser Current Events | Transistor Laser News
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Transistor laser functions as non-linear electronic switch, processor
The transistor laser invented by scientists at the University of Illinois at Urbana-Champaign has now been found to possess fundamental non-linear characteristics that are new to a transistor and permit its use as a dual-input, dual-output, high-frequency signal processor. view more (2006-02-07)
Hidden structure revealed in characteristics of transistor laser
The transistor laser, invented by scientists at the University of Illinois at Urbana-Champaign, has been full of surprises. view more (2006-04-06)
High-speed signal mixer demonstrates capabilities of transistor laser
Scientists at the University of Illinois have successfully demonstrated a microwave signal mixer made from a tunnel-junction transistor laser. Development of the device brings researchers a big step closer to higher speed electronics and higher performance electrical and optical integrated circuits. view more (2009-03-20)
Quatratran - Helping to make The World a safer place
Since the development of superconducting electronic devices there has been a need to develop a three terminal transistor like device sensitive enough to measure small voltage and current signals typical of those associated with single electron and photon events. A group of researchers in the Department of Particle & Nuclear Physics at Oxford... view more... (2004-02-19)
World's fastest transistor approaches goal of terahertz device
Scientists at the University of Illinois at Urbana-Champaign have again broken their own speed record for the world's fastest transistor. With a frequency of 845 gigahertz, their latest device is approximately 300 gigahertz faster than transistors built by other research groups, and approaches the goal of a terahertz device. view more (2006-12-12)
Improved Spin Transistor from Oxford University
Researchers at Oxford University’s Physics Department have developed an improved version of the “spin transistor,” a device which has the principle operating characteristics of a conventional transistor but with the added benefit of a current output dependent on the strength of the external magnetic field. This exciting new... view more... (2002-08-15)
Most powerful laser in the world fires up
The Texas Petawatt laser reached greater than one petawatt of laser power on Monday morning, March 31, making it the highest powered laser in the world, Todd Ditmire, a physicist at The University of Texas at Austin, said. view more (2008-04-08)
Memory in artificial atoms
Three of our nano-physicists have made a discovery that can change the way we store data on our computers. This means that in the future we can store data much faster, and more accurate. Their discovery has been published in the scientific journal Nature Physics. view more (2008-04-08)
Laser treatment
Researchers in Russia have used laser treatment to cure male sexual dysfunction. The Institute of Physics magazine - Opto & Laser Europe - reports this week that after treatment with a device developed by Ekaterina Koultchavenia of the Novosibirsk Research Institute, all 24 male patients in the trial re-gained the ability to have spontaneous... view more... (2001-03-02)
UCSB researchers develop hybrid silicon evanescent laser
In what promises to be an important advance, researchers at the University of California, Santa Barbara have developed a novel laser by bonding optical gain layers directly to a silicon laser cavity. view more (2005-11-16)
New design for transistors powered by single electrons
Scientists have demonstrated the first reproducible, controllable silicon transistors that are turned on and off by the motion of individual electrons. view more (2006-02-03)
World's most powerful ultraviolet laser inaugurated
Titania will be the most powerful ultraviolet laser world-wide and has the capacity to generate up to 10 terawatt power in single pulses of duration down to 300 femtoseconds. It will be inaugurated at a special ceremony today (Tuesday 2 April) by Dr Paul Williams, Chief Executive of CCLRC, who will fire the new facility's first shot. Titania is... view more... (1996-04-02)
New transistor makes brighter future for display screens
Researchers from Myongji University, Korea, have developed a way to improve liquid crystal displays (LCD), which could revolutionise display technology. Published today in the Institute of Physics journal Semiconductor Science and Technology, Professor Yong-Sang Kim and his team propose a new structure for polycrystalline silicon thin film... view more... (2003-07-03)
Rensselaer student invents alternative to silicon chip
Even before Weixiao Huang received his doctorate from Rensselaer Polytechnic Institute, his new transistor captured the attention of some of the biggest American and Japanese automobile companies. view more (2008-05-14)
Delft University of Technology shines light on atomic transistor
Researchers from Delft University of Technology and the FOM Foundation (Fundamental Research on Matter) have successfully measured transport through a single atom in a transistor. view more (2006-11-27)
New plasma transistor could create sharper displays
By integrating a solid-state electron emitter and a microcavity plasma device, researchers at the University of Illinois have created a plasma transistor that could be used to make lighter, less expensive and higher resolution flat-panel displays. view more (2009-02-05)
Scientists help develop first single molecule transistor
Dr Werner Hofer, from the University's Surface Science Research Centre, is one of an international team of scientists who have created a prototype that demonstrates a single charged atom on a silicon surface can regulate the conductivity of a nearby molecule. view more (2005-06-07)
Scientists break light modulation speed record -- twice
Researchers have constructed a light-emitting transistor that has set a new record with a signal-processing modulation speed of 4.3 gigahertz, breaking the previous record of 1.7 gigahertz held by a light-emitting diode. view more (2009-06-16)
UK researchers announce continuous Terahertz emission innovation
Researchers at the University of Leeds' Institute of Microwaves and Photonics have developed a novel way of generating continuous tunable Terahertz (THz) radiation. view more (2002-11-14)
Spintronics - breakthroughs for next generation electronics
Traditional silicon chips in computers and other electronic devices control the flow of electrical current by modifying the positive or negative charge of different parts of each tiny circuit. However it is also possible to use of the mysterious magnetic properties of electrons - know as "spin" - to control the movement of currents. Many... view more... (2005-04-26)
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