More Biophotonics Articles

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.

Nanocrystalline ceramic has the right optical properties for artificial teeth

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, ...
Fraunhofer CMOS sensors provide low-light images at high speed

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 ...
Joanna Oracz stands with her 100 nm STED microscope prototype in her lab

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 ...
Cell-phone-based iris-recognition system aimed at immunization programs

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.

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.

Max Planck microscopy method enables researchers to see nerve cells in the intact cellular network of the spinal cord

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.

With vibrational molecular interferometry (VMI), the background signal in a single-molecule image vanishes

'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.

Fluorescence confocal image of a single living HeLa cell

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...
Microfluidic chips contain about 500 blinking bacterial colonies, known as 'biopixels'

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.

CRAIC Technologies debuts multi-functional analysis instrument

12/21/2011 Designed for analyzing trace evidence in forensic laboratories, the CRAIC Elixir multi-functional analysis instrument combines microspectroscopy, high-resolution imaging, Raman microspectroscopy, and glass refractive index meas...
OCT tracks growth and shrinkage of cone-cell appendages in living human eye

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 ...

FLIR multispectral NIR camera performs non-contact temperature measurements

12/20/2011

The SC7100 multispectral near-infrared (NIR) camera covers the 0.4 to 1.7 µm range, combining thermal imaging and non-contact temperature measurements with data acquisition capabilities.

Femtosecond-laser direct writing creates focusable protein microlenses

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.

Milton Chang to keynote January Lasers & Photonics Marketplace Seminar

12/15/2011 Nashua, NH--Held in conjunction with SPIE's Photonics West each January, the Laser Focus World 2012 Lasers & Photonics Marketplace Seminar will feature a keynote address by entrepreneur and author Milton Chang.
MIT metal-organic framework (MOF) pairs with fluorescent molecules to ID toxins and pathogens

'Glowing' detectors could visually ID toxins or pathogens

12/15/2011 Researchers at MIT have developed an approach that pairs fluorescent molecules with an open scaffolding called a metal-organic framework (MOF), enabling them to reveal presence of specific toxins, disease markers, pathogens, or...

QPC Lasers diode laser for minimally invasive laser therapy

12/13/2011

The Ultra-500 QPC 1470 nm, fiber-coupled diode laser is designed for minimally invasive laser therapy.

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