Researchers in Canada have designed and fabricated a single-sheet graphene p-n junction with two top gates. The standard technique, using a top and a bottom gate, can lead to damaging of the graphene layer. This is avoided ...
Nanomaterials
Nov 6, 2014
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Collaborating researchers at the Gwangju Institute of Science and Technology and the Samsung Thales Corporation have developed a landmine detector that uses pulse induction to improve sensitivity. Their device is particularly ...
Electronics & Semiconductors
Jan 20, 2015
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Much smaller artificial magnetic conductors (AMCs) that can allow for more compact antenna hardware have been created by a team of researchers in the Netherlands and Spain. They have also developed a system to evaluate AMC ...
Engineering
Sep 12, 2014
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Research from Japan has produced a NIRS probe small enough for implanted use in brain functional imaging of humans. Based on flexible printed circuit technology, the probe is also cheaper and simpler to produce than conventional ...
Engineering
Mar 6, 2014
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A loss mechanism that has not been an issue in previous mobile handset antennas will become important for global 4G roaming, according to results of experiments carried out in Aalborg, Denmark.
Telecom
Aug 19, 2014
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Low cost and complexity real-time THz imaging may be within reach as work in the US combines commercially available digital light processing technology and compressed sensing to enhance coded aperture imaging.
Engineering
May 30, 2014
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The first FitzHugh-Nagumo neuron circuit designed to include noise and exhibit the Ghost Stochastic Resonance effect has been presented by researchers from Université de Bourgogne in France. Their circuit operates according ...
Engineering
Aug 19, 2014
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Researchers at New Mexico State University in the US have investigated extraordinary optical transmission in a plasmonic cavity. The device they have developed features a hybrid surface plasmon polariton/Fabry-Pérot cavity, ...
Optics & Photonics
Nov 20, 2014
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Arash Moradi and Mohamad Sawan from Polytechnique Montreal in Canada discuss their new low-power VCO design for medical implants. This oscillator was implemented to provide the frequency deviation of frequency-shift-keying ...
Electronics & Semiconductors
Oct 24, 2014
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Researchers at the Dresden University of Technology in Germany have proposed the first broadband amplifier using vertical inductors. All circuits are built from passive components, and improved chip design requires passive-component ...
Electronics & Semiconductors
Dec 5, 2014
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