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Biophotonics News
All-Metal Detector has Ultranarrow Absorption Band
EVANSTON, Ill., Oct. 2, 2014 — A new all-metal photodetector with an ultranarrow absorption band could lead to biosensors with greater sensitivity than ever.
Industry Group Pledges $30M for Neuroimaging Research
WASHINGTON, Sept. 30, 2014 — Industry leaders plan to invest upwards of $30 million for photonic research and development in support of a White House neuroscience initiative. The National Photonics Initiative on Tuesday launched its Photonics Industry Neuroscience Group. The...
Interferometric Technique Targets Protein Shadows
ERLANGEN, Germany, Sept. 24, 2014 — A new optical method for targeting proteins could mean earlier diagnosis and more effective treatment for cancer.
National Energetics to Build 10 PW Research Laser
AUSTIN, Texas, Sept. 24, 2014 — A Consortium led by National Energetics Inc. has been awarded a more than $40 million contract to develop and install a petawatt laser system at a research facility being built outside Prague.
Optogenetic Tool Guides Brain Mapping
PASADENA, Calif., Sept. 22, 2014 — A new optogenetics technique could help map neural networks in living organisms.
Fluorescence Technique Probes Muscular Dystrophy
LOS ANGELES, Sept. 18, 2014 — Scientists are gaining new insight into muscular dystrophy using a form of high-resolution fluorescence microscopy.
Thin Films Make Certain QDs Glow Brighter
HUNTSVILLE, Ala., and NORMAN, Okla., Sept. 16, 2014 — Controlling the way quantum dots behave could turn them into more efficient light emitters.
New Fluorescence Marker Enhances Bio-Imaging
OBERSCHLEISSHEIM, Germany, Sept. 10, 2014 — A new line of red-shifted fluorescent tissue markers may enhance deep-tissue imaging.
Zeiss, Janelia to Commercialize Fluorescence Technique
ASHBURN, Va., Sept. 10, 2104 — The Howard Hughes Medical Institute’s Janelia Research Campus has teamed up with Carl Zeiss Microscopy GmbH to commercialize Bessel beam plane illumination microscopy, also called lattice light sheet microscopy.
High-Speed, In Vivo Raman Technique Pinpoints Cholesterol
WEST LAFAYETTE, Ind., Sept. 9, 2014 — A new high-speed spectroscopy technique has helped pinpoint where cells store cholesterol, and could be used to study obesity and diabetes. Researchers at Purdue University used hyperspectral stimulated Raman scattering microscopy to map lipid...
Chemical Treatment Makes 3-D Cell Cultures Clearer
PROVIDENCE, R.I., Sept. 8, 2014 — A chemical treatment could lead to better imaging of cells in 3-D cultures. A team at Brown University made the finding while studying how neural tissues grow from stem cells. The researchers created sphere-shaped cell cultures to allow the cells to...
Fast, Room-Temperature THz Detector Made of Graphene
COLLEGE PARK, Md., Sept. 8, 2014 — COLLEGE PARK, Md., Sept. 8, 2014 — A prototype graphene photodetector is capable of detecting terahertz frequencies quickly and at room temperature, possibly enabling a new generation of see-through imaging. A hot-electron photothermoelectric...
Handheld Scanner Roots Out Brain Tumor Traces
NEW YORK, Sept. 5, 2014 — A new Raman laser scanner could help surgeons more effectively remove cancerous brain tumors.
Lens-Free Microscopes Offer Real-Time Bio Imaging
Sep 5, 2014 — A totally different type of microscope will be much smaller and less complex than traditional microscopes, but more powerful. Two years ago, a customer handed Richard Stahl and the imec team a challenge: one year to develop a microscope that could...
OCT Poised to Expand Beyond Eye Care, Report Says
PARIS, Sept. 5, 2014 — Optical coherence tomography (OCT) will grow beyond ophthalmology applications into a €1 billion global market by 2019, the research group Tematys predicts.
Bees Are No Bumblers
Sep 4, 2014 — When flowers start to bloom, you know it. The smell of honeysuckle, lilacs or gardenias wafts through the air and into our noses as we walk outside, drive down the road or, with any luck, wake up next to an open window. The perfume is intoxicating,...
LightPath Caps ‘Year of Investment’
ORLANDO, Fla., Sept. 3, 2014 — LightPath Technologies Inc. closed the books on fiscal 2014 June 30 with a net loss of $313,000 following what it called “a year of investment in our future.” The loss compared with net income of $215,000 in fiscal 2013. Fourth-quarter...
Zeiss Reports Revenue Growth Despite Currency Effects
JENA, Germany, Sept. 4, 2014 — Carl Zeiss Meditec AG recently reported revenue of €673.7 million (about $878.8 million) in the first nine months of its fiscal year, an increase of 3.8 percent from the same period in the previous year when adjusted for exchange rates. The...
SERS Advances Noninvasive Prostate Cancer Screening
GUANGDONG, China, Sept. 3, 2014 — SERS spectroscopy could provide a noninvasive way to screen for prostate cancer. A team from Guangdong Medical College used SERS, as well as a spectral data processing algorithm called support vector machine (SVM), to identify the cases of prostate...
Optogenetics Swaps Memory Emotions
CAMBRIDGE, Mass., Sept. 2, 2014 — It may be possible to change negative memories into positive ones, and vice versa, using optogenetics techniques.
Raman Whispering Gallery Detects Nanoparticles
ST. LOUIS, Sept. 1, 2014 — A Raman microlaser sensor can detect and count individual particles — including viruses — as small as 10 nm. Researchers led by Dr. Lan Yang of Washington University achieved Raman lasing in a silica microcavity or whispering gallery....
Doppler OCT Measures Cocaine’s Impact on Brain
WASHINGTON, Aug. 28, 2014 — A variant of optical coherence tomography has provided the first images of blood flow disruption in the brain caused by cocaine use.
Optogenetics Heightens Whisker Sensitivity in Mice
PROVIDENCE, R.I., Aug. 25, 2014 — Researchers have heightened the sensitivity of mouse whiskers by using optogenetics to create gamma waves in the brain. A team from Brown University used pulses of blue light to manipulate inhibitory interneurons in the primary sensory neocortex of...
Quantum Cascade Laser Tests Blood Sugar
PRINCETON, N.J., Aug. 25, 2014 — A new laser system could eliminate the need for conventional finger-prick tests for diabetics. A team from Princeton University has developed the new technique, which measures blood sugar by directing an IR quantum cascade laser at a person’s...
'Water Window' Poses Imaging Prospect
SALAMANCA, Spain, Aug. 22, 2014 — The “water window” of biological tissue can be exploited to achieve high-contrast microscope images, as well as precision spectroscopy, according to a new theoretical study. Researchers from the Center for Pulsed Lasers said they have...
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July 2024
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