Interferometry is a powerful methodology that is used widely for metrology measurements of telescope optics. It can be difficult or nearly impossible, however, to measure large convex optics (that do not have a real focal point), or complex-shaped optics, with...
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Blog
New Lenses Improve Two-photon Microscopy to Image Larger Area of Neuronal Activity
Researchers from the University of North Carolina – Chapel Hill (UNC-Chapel Hill) and North Carolina State University (NC State; Raleigh, NC) built on an existing technology — two-photon microscopy — to allow neuroscientists to capture images of the brain almost...
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Optically Transparent Skull Implant shows promise for Laser Treatments of Brain Disorders
With the goal of creating a technology that will allow doctors to deliver life-saving laser treatments to patients with brain disorders, researchers at the University of California Riverside (UCR; Riverside, CA) have developed a transparent skull implant out of a...
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Laser based Techniques for Non-destructive Surgery on Individual Cells
To diagnose and assess diseases such as cancer, physicians typically make decisions based on averaged measurements taken from thousands of cells obtained in tissue biopsies. This approach works perfectly for some diseases, but when searching for one ‘bad apple’ amongst...
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Lasers Carve Bio-Friendly Microfluidic Systems
A team of researchers from Switzerland’s Ecole Polytechnique Fédérale de Lausanne (EPFL) has developed a short-pulse laser-based technique for carving 3-D tunnel-like microfluidic structures in cell-culture hydrogels. They say that that their technique has the potential to advance tissue engineering...
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Graphene-based Wearable Electronic Patch for Diabetes Control
Diabetes is one of the most prevalent chronic diseases, affecting approximately 9% of the global population. Because diabetes can cause many complications that dramatically increase the risk of death, such as cardiovascular, kidney, and neurological diseases, precise monitoring and continuous...
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What is Microfluidics?
Microfluidics is the science and technology of manipulating and controlling fluids, usually in the range of microliters (10-6) to picoliters (10-12), in networks of channels with lowest dimensions from tens to hundreds micrometers. Microfluidics is a multidisciplinary field intersecting engineering,...
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Lenses and Optical Polymers
Optical lenses are optical components designed to focus or diverge light. Optical lenses, which may consist of a single or multiple elements, are used in a wide variety of applications from microscopy to laser processing. A lens is a transmissive...
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Seeing RNA at the Nanoscale
Cells contain thousands of messenger RNA molecules, which carry copies of DNA’s genetic instructions to the rest of the cell. MIT engineers have now developed a way to visualize these molecules in higher resolution than previously possible in intact tissues,...
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Wearable Technology is booming, powered by Photonics
Wearable sensors make up one of the fastest-growing technology markets. According to market research firm International Data Corporation, total global shipment volumes of wearables reached 19.7 million units in 1Q16, an increase of 67.2 percent from the 11.8 million units...
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