More Biophotonics Articles

Dendrites transfected with DsRed for visualization of morphology and with PSD-95 (green) for visualizing postsynaptic densities

Software-driven fluorescence microscopy visualizes neuron activity

04/04/2012 Using fluorescence microscopy driven by image analysis software, researchers at the University of Münster have shown that the loss of the protein neurobeachin (Nbea) not only disrupts signaling within the neuron, but also leads...

BioPhotonic Solutions wins 2012 CLEO/Laser Focus World Innovation Award


Washington, DC--BioPhotonic Solutions is the winner of this year's CLEO/Laser Focus World Innovation Award.

The Photonics Lifestyle


Education and fashion are two sometimes related topics of interest to the general public and—as we show in this issue—the photonics community.

3D OPTICAL IMAGING: Holoscopy makes ultrafast lensless imaging of scattering tissues possible

04/01/2012 By combining digital holography with optical coherence tomography (OCT) in a process known as holoscopy, 3D parallel image acquisition with extremely high data throughput at high imaging speeds is possible due to the lack of mo...
Lu Chen, Ph.D., Rakesh Nayyar, Lino DeFacendis, and James Dou have created a portable cytometer that works like a diabetes test

Cytometry goes portable for HIV monitoring in remote areas


University of Toronto researchers have developed a faster, cheaper portable device to track the progression of HIV in patients living in developing countries.

Gold nanoparticles created by the Rice University lab of Eugene Zubarev take on the shape of starfruit in a chemical bath with silver nitrate, ascorbic acid and gold chloride

'Starfruit' nanorods could boost SERS in medical imaging


Starfruit-shaped gold nanorods synthesized by researchers at Rice University could boost medical imaging and chemical sensing applications that depend on surface-enhanced Raman spectroscopy (SERS).

Solution-produced calcium carbonate microlens arrays are biocompatible

Solution-produced calcium carbonate microlens arrays are biocompatible

03/26/2012 Potsdam, Germany--Calcium carbonate microlens arrays can be fabricated quickly and without the need of a cleanroom environment, say researchers at the Max Planck Institute of Potsdam, the University of Konstanz, and KAIST (Daej...
An artistically inspired visualization of the 3-D X-ray structure of the cyan fluorescent protein mTurquoise2

New cyan fluorescent protein yields more sensitive cell imaging

03/22/2012 Scientists at the Institut de Biologie Structurale/CNRS-CEA-Université Joseph Fourier have developed a molecule that emits turquoise light more efficiently than ever seen before in living cells, improving the sensitivity of cel...

Thorlabs adds ultrafast laser line and Brazilian office


Newton,NJ--Thorlabs is adding a new sales office in Sao Carlos, Brazil, and acquiring an ultrafast laser line from idesta Quantum Electronics.

First commercial supercontinuum-based spectrofluorometers launched by NKT and HORIBA


Edison, NJ and Birkerod, Denmark--HORIBA Scientific has integrated supercontinuum lasers from NKT Photonics into its line of spectrofluorometers.

Recognizing mirror images of molecules with a femtosecond laser

Recognizing mirror images of molecules with a femtosecond laser

03/06/2012 Kassel, Germany--A compact femtosecond-laser system developed by a group at the University of Kassel distinguishes certain molecules from their mirror images -- knowledge that is crucial when one version of the molecule is a dr...
A live human mammary gland structure created in research that uses vibrational spectral microscopy to reveal subtle changes in breast tissue

Spectroscopic imaging method reveals early changes leading to breast cancer

03/06/2012 Purdue University researchers have created a new imaging technology that reveals subtle changes in breast tissue, representing a way to determine a woman's risk of developing breast cancer and to study ways of preventing it.
Photon etc. instrument targets the emerging field of hyperspectral retinal imaging

Photon etc. instrument targets the emerging field of hyperspectral retinal imaging


Montreal, QC, Canada--Photon etc. has unveiled IRIS, a new instrument for non-invasive localization of biomolecules in the eye fundus.

An image, captured by the Mesolens, of a human flea

Lens produces 3-D images of cells, tissues in seconds

03/02/2012 Scientists at the University of Strathclyde Institute of Pharmacy and Biomedical Sciences are creating a confocal lens that displays 3-D images within cells and tissues while showing the whole organism within seconds rather tha...

PHOTONIC FRONTIERS: ULTRAFAST LASER PROCESSING: Ultrafast lasers make ultraprecise tools

03/01/2012 By ablating small amounts of material at a time, picosecond and femtosecond lasers can cleanly machine brittle glasses and ceramics, as well as performing other delicate operations-including surgery-without damaging underlying ...

PHOTONICS APPLIED: PHOTOACOUSTICS: Deep down and label-free: Bioimaging with photoacoustics


Laser-induced ultrasonic emission, converted to imagery, enables deep-tissue views of mechanisms in organs, cells, subcellular structures, and even biochemicals—without labels or dyes.

Glass-based inorganic UV LED aims for biomedical use

Glass-based inorganic UV LED aims for biomedical use


Los Alamos, NM--A multinational team of scientists has developed a process for creating glass-based inorganic UV-emitting LEDs based on tin dioxide nanoparticles embedded in silicon dioxide thin films.

Femtosecond X-ray diffractive crystallography could enable damage-free molecular imaging


Tempe, AZ--A new method determines the structure of biomolecules based on diffraction from protein nanocrystals delivered by a tiny aerojet nozzle into an X-ray beam.

ASI, 89 North, Berliner Glas, Goodrich ISR, and Insight light up the Photonics West show floor (VIDEO)


San Francisco, CA--Laser Focus World attempted to capture the essence of some of the best showings on both the BiOS and Photonics West 2012 exhibit floors.

Photosynthetic molecule plus semiconductor make efficient biophotovoltaics

Photosynthetic molecule plus semiconductor make efficient biophotovoltaics

02/04/2012 Knoxville, TN--Barry Bruce and colleagues at the University of Tennessee, Knoxville have created photovoltaic cells containing a nanosctructured semiconductor on which a photosynthetic pigment/protein (photosystem-I, or PS-I) h...

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Optical Isolators Improve Engraving Performance of Pulsed Fiber Lasers

The deleterious effects of back reflections on pulsed fiber lasers used in marking and engraving are well-known. This paper looks at some of those conditions...

Scalable and modular diode laser architecture for fiber coupling that combines high-power, high-brightness, and low weight

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WAVELENGTH-SWEPT LASERS: Dispersion-tuned fiber laser sweeps over a 140 nm range for OCT

By eliminating the use of mechanical tunable filters and instead tuning by intensity-modulation in a highly dispersive laser cavity, a fiber laser sweeps a 1...

Keeping pace with developments in Raman spectroscopy for molecular and nanoparticle research

For demanding or custom spectroscopy solutions, care must be taken in selecting and integrating a number of critical electro-optical components. Development ...

HIGH-POWER FIBER LASERS: Working in the kilowatt regime

High-power materials-processing fiber lasers are available in an increasing variety of forms, as well as outputs up to 100 kW.  The technologies behind ...

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