High power laser sources at exotic wavelengths may be a step closer as researchers in China report a fibre optic parametric oscillator with record breaking efficiency. The research team believe this could lead to new light ...
Optics & Photonics
Apr 14, 2014
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(Phys.org) —Silk and diamonds aren't just for ties and jewelry anymore. They're ingredients for a new kind of tiny glowing particle that could provide doctors and researchers with a novel technique for biological imaging ...
Materials Science
Jan 27, 2014
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A new optical device puts the power to detect eye disease in the palm of a hand. The tool—about the size of a hand-held video camera—scans a patient's entire retina in seconds and could aid primary care physicians in ...
Optics & Photonics
Dec 20, 2013
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North Carolina State University researchers have a developed a technique for efficiently producing nanoscale gold rods in large quantities while simultaneously controlling the dimensions of the nanorods and their optical ...
Nanomaterials
Nov 19, 2013
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Tracking blood flow in the laboratory is an important tool for studying ailments like migraines or strokes and designing new ways to address them. Blood flow is also routinely measured in the clinic, and laser speckle contrast ...
Optics & Photonics
Sep 26, 2013
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(Phys.org) —The applications of gene therapy and genetic engineering are broad: everything from pet fish that glow red to increased crop yields worldwide to cures for many of the diseases that plague humankind. But realizing ...
Optics & Photonics
Aug 7, 2013
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Scientists working at the Institut Laue-Langevin have shown that the charge of gold nanoparticles, identified by major pharmaceutical companies as a drug delivery agent of the future for the treatment of cancer, affects how ...
Bio & Medicine
Jun 7, 2013
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(Phys.org) —Researchers have found a way to see synthetic nanostructures and molecules using a new type of super-resolution optical microscopy that does not require fluorescent dyes, representing a practical tool for biomedical ...
Optics & Photonics
Apr 29, 2013
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Researchers from the University of Twente's MESA+ and MIRA research institutes have succeeded in visualizing THC, the active ingredient of cannabis, in intact plant structures. The substance is mainly found in trichomes (fine ...
Biochemistry
Apr 17, 2013
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(Phys.org) —Researchers at the University of Wisconsin-Milwaukee (UWM) have found a new mechanism to transmit light through optical fibers. Their discovery marks the first practical application of a Nobel-Prize-winning ...
Optics & Photonics
Apr 17, 2013
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