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Graphene quantum dots are fabricated in bulk from ordinary carbon fiber
01/16/2012
Houston, TX--An international team of researchers has learned how to simply transform conventional carbon fiber into graphene quantum dots. |
CLEO, Laser Focus World now accepting submissions for 2012 Innovation Awards
01/16/2012
Nashua, NH--CLEO and Laser Focus World have put out the call for submissions for their annual Innovation Awards, which honor exhibiting companies that have demonstrated outstanding leadership and made significant contributions ...
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Laser sales reach new record, but what lies ahead?
01/13/2012
San Francisco, CA--On January 23rd, in conjunction with SPIE Photonics West, the W Hotel will host the Lasers & Photonics Marketplace Seminar to navigate what lies ahead. |
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Researchers engineer first ratiometric, single-protein red fluorescent pH sensor
01/11/2012
Researchers from Harvard Medical School have engineered the first ratiometric, single-protein red fluorescent pH sensor. |
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Hybrid photons are simultaneously thermal and coherent
01/10/2012
Researchers at the Technischen Universität Darmstadt have demonstrated a state of light that is at the same time incoherent in the first order (spectrally broadband) and yet coherent in the second order. |
Photoacoustic device detects melanoma at the cellular level
01/06/2012
Researchers from the University of Missouri have developed a device that measures melanoma at the cellular level using photoacoustics, or laser-induced ultrasound. |
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Nanocrystalline ceramic has the right optical properties for artificial teeth
01/05/2012
Jena, Germany--A glass ceramic with a nanocrystalline structure developed at the Otto-Schott-Institute for Glass Chemistry has both the high strength and the proper optical characteristics for use in dentistry. |
Ultrafast, THz, fiber lasers focus of Marketplace Seminar Technology Forum
01/05/2012
San Francisco, CA--The W Hotel in San Francisco will be the scene of the annual Lasers & Photonics Marketplace Seminar, held in conjunction with Photonics West on January 23rd and featuring a Technology Forum on ultrafast, ...
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CMOS sensors provide low-light images at high speed
01/03/2012
Duisburg, Germany--Researchers at the Fraunhofer Institute for Microelectronic Circuits and Systems IMS have developed and patented a type of CMOS sensor that can use large pixels for low-light applications without suffering a ...
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Student-built STED microscope achieves 100 nm resolution
01/03/2012
Joanna Oracz, a student at the Ultrafast Phenomena Lab of the Faculty of Physics, University of Warsaw (FUW), has built a prototype STED confocal microscope as part of her MA thesis—one that achieves resolution twice that of a ...
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Cell-phone-based iris-recognition system aimed at immunization programs
01/02/2012
Singapore--A research team at the National University of Singapore (NUS) is developing a low-cost cell-phone application that can be used to identify individuals through iris recognition. |
BIOPHOTONICS: Super-resolution STED microscopy advances with yellow CW OPSL
01/01/2012
The low noise of a 577 nm CW optically pumped semiconductor laser enables researchers to image cellular structures and membrane dynamics with unprecedented resolution using blue/green fluorophores. |
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SPIE Education Outreach Grants Program seeking entries
12/30/2011
Bellingham, WA--In efforts to boost its education outreach mission, SPIE will be supporting optics- and photonics-related education outreach projects through a grants program. |
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Microscopy method renders spinal cord tissue transparent
12/28/2011
Researchers at the Max Planck Institute for Neurobiology and international colleagues have developed a new microscopy method to observe single nerve cells in intact tissue and in 3-D. |
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'Reverse' spectroscopy approach clarifies molecular structure
12/27/2011
Researchers at the University of Twente’s MESA+ Institute for Nanotechnology adopted a "reverse" approach to spectroscopy, which cleans up images by eliminating background noise. |
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Single-cell endoscope enables optical look inside living cells
12/22/2011
Researchers with the U.S. Department of Energy (DOE)’s Lawrence Berkeley National Laboratory have developed an endoscope that can provide high-resolution optical images of the interior of a single living cell, or precisely deli...
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Neon sign-like biosensor comprises millions of glowing bacteria
12/21/2011
Researchers at UC San Diego have created a living biosensor comprised of millions of bacterial cells that periodically fluoresce in unison like blinking light bulbs. |
Lasers & Photonics Marketplace Seminar early bird discount extended
12/21/2011
San Francisco, CA--To be held in conjunction with Photonics West on Monday, January 23rd, the early bird discount has been extended to December 30th for the Lasers & Photonics Marketplace Seminar. |
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OCT tracks growth and shrinkage of cone-cell appendages in living human eye
12/20/2011
Bloomington, IN--Information hidden within optical coherence tomography (OCT) data is allowing researchers at Indiana University in Bloomington to track size changes of the "outer segments" of the eye's color-sensing ...
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Femtosecond-laser direct writing creates focusable protein microlenses
12/15/2011
Changchun, China--Scientists at Jilin University have created adjustable microlenses made from protein gels, using femtosecond laser direct writing to create the lenses from bovine serum albumin. |
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How to Use the Zemax Black Box Surface
The Zemax Black Box surface solves the problem of how to share optical design data without revealing design secrets. Sharing optical design data has previous...
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Life Sciences - Zemax Models of the Human Eye
There have been literally dozens of eye models published over more than 150 years,
from very simple “reduced” eyes consisting of a single refracting surface ...
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How to Reduce Motor Size by Integrating Accurate, Low Cost Piezo Motors
Today’s challenge is to make electronic applications smaller, cheaper and more accurate. PCBMotor builds accurate and high resolution, motors directly onto t...
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OPTICS MANUFACTURING: Turning design into reality
The creation of a functional and economical optical component or system arises not just from good optical design, but also from the vast store of accumulated...
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BIOMEDICAL IMAGING: Multiphoton microscopy conquers the limitations of traditional live cell imaging
Although confocal microscopy is well established as the most accessible way to image live cells in high resolution, multiphoton microscopy is emerging as the...
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Laser beam measurement: the key to optimum system design and operation
The laser is a precision tool -- and thus its potential can only truly be unlocked when its beam characteristics are precisely known. Selecting the instrumen...
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