News tagged with light source

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Innovative light therapy reaches deep tumors

Light long has been used to treat cancer. But phototherapy is only effective where light easily can reach, limiting its use to cancers of the skin and in areas accessible with an endoscope, such as the gastrointestinal tract.

dateMar 09, 2015 in Bio & Medicine
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Precision gas sensor could fit on a chip

Using their expertise in silicon optics, Cornell engineers have miniaturized a light source in the elusive mid-infrared (mid-IR) spectrum, effectively squeezing the capabilities of a large, tabletop laser onto a 1-millimeter ...

dateFeb 27, 2015 in Optics & Photonics
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A new X-ray microscope for nanoscale imaging

Delivering the capability to image nanostructures and chemical reactions down to nanometer resolution requires a new class of x-ray microscope that can perform precision microscopy experiments using ultra-bright x-rays from ...

dateFeb 27, 2015 in General Physics
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