A new paper not only puts a period to a long-lasting debate about the origins of direct current in graphene illuminated by high-frequency radiation but also sets the stage for the development of high-sensitivity terahertz detectors.
Posted: Apr 24th, 2018
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Nanoscale-level imaging of living cells has become a reality in the past few years using transmission electron microscopy and sealed sample holders that keep cells alive in a liquid environment. But do the high-resolution images obtained using these tools truly reflect the structures and functions of cells?
Posted: Apr 24th, 2018
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Scientists have developed a versatile alternative to conventional welding and gluing processes.
Posted: Apr 24th, 2018
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Researchers have discovered that two-dimensional sheets of cadmium telluride can spontaneously fold into nanoscrolls. This effect may be used in electronics and photonics.
Posted: Apr 24th, 2018
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Scientists describe a mode of super-resolution microscopy that enables all the strands within these nanostructures to be visualized individually.
Posted: Apr 24th, 2018
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Researchers have developed a precise chemical-free method for etching nanoscale features on silicon wafers.
Posted: Apr 23rd, 2018
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Smart walls react to human touch, sense activity in room.
Posted: Apr 23rd, 2018
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Neutron scattering has revealed, in real time, the fundamental mechanisms behind the conversion of sunlight into energy in hybrid perovskite materials. A better understanding of this behavior will enable manufacturers to design solar cells with increased efficiency.
Posted: Apr 23rd, 2018
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Engineers have developed an LC-TEM device that uses multiple windows and patterned features to explore the impacts of high-energy electron bombardment on nanoparticles and sensitive biological samples.
Posted: Apr 23rd, 2018
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Researchers invent nanocoating for synthetic leather that cleans itself - and won't get sticky on a hot day.
Posted: Apr 23rd, 2018
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Scientists demonstrate how organic dyes work as antennas to help harness, convert light .
Posted: Apr 23rd, 2018
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The new composite material also is more than twice as strong and four times more water resistant than existing concretes.
Posted: Apr 23rd, 2018
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Pjysicists have developed a high-power laser system that generates ultrashort pulses of light covering a large share of the mid-infrared spectrum. The researchers envisage a wide range of applications for the technology - in the early diagnosis of cancer, for instance.
Posted: Apr 23rd, 2018
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An international group of physicists managed for the first time to experimentally observe the transition between two different states of matter: propagating polariton-solitons and a Bose-Einstein condensate.
Posted: Apr 23rd, 2018
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Scientists have devised a new technique to decorate gold nanoparticles with a protein of choice so they can be used to tailor drug to more accurately target an area on the body, such as a cancer tumour.
Posted: Apr 23rd, 2018
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On the shape of the 'petal' for the dissipation curve.
Posted: Apr 20th, 2018
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