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Biophotonics News
Label-Free Bioimaging Tool Tracks Nanotubes
WEST LAFAYETTE, Ind., Dec. 12, 2011 — A new imaging tool tracks carbon nanotubes inside living cells and throughout the bloodstream, which could hone the particles’ usefulness in biomedical research and clinical medicine. Carbon nanotubes have potential applications in drug delivery to treat diseases and in imaging for cancer research. Two types of nanotubes are created in the manufacturing process: metallic and semiconducting. Until now, however, no technique has visualized both types in living cells and the...
Yakovian to Join Lumenis as CFO
YOKNEAM, Israel, Dec. 9, 2011 — Ophir Yakovian was named chief financial officer of medical laser company Lumenis, the company announced. Effective Feb. 1, 2012, Yakovian will replace Aviram Steinhart, who will join Ceragon Networks Ltd. as its new CFO. Yakovian plans to...
SPIE CEO: Photonics Industry Growing
HONG KONG, Dec. 7, 2011 — The demand for photonics is large and on the way to becoming "enormous," yet the ubiquitous technology remains nearly invisible to the general public, SPIE CEO Eugene Arthurs told participants last month at the Hong Kong Optical Engineering...
Laser Imaging Assesses Sunscreen Safety
WASHINGTON, Dec. 2, 2011 — In an attempt to answer safety questions about the use of nanoparticles in sunscreen, a new laser imaging technique has been developed to assess the risks associated with one of sunscreen’s ingredients — zinc oxide (ZnO). Overlay...
"Smart" polymer disassembles under low-level NIR irradiation
SAN DIEGO — A unique polymeric material disassembles when exposed to low levels of near-infrared irradiation and is well-tolerated by cells. The new "smart" polymer could be used for noninvasive medical and biological applications. Researchers at the...
Clear Align Receives Laser Patent for Intelligence
EAGLEVILLE, Pa., Dec. 1, 2011 — Custom imaging and laser systems manufacturer Clear Align received a patent for laser technology that is suitable for various intelligence, surveillance and reconnaissance applications. The US Patent and Trademark Office granted the company Patent...
Compact terahertz device could improve security screening
EVANSTON, Ill. — Using two mid-infrared laser beams, researchers have finally generated single-chip terahertz radiation at room temperature. The technology could speed up and improve a range of processes, including high-sensitivity biological and chemical analysis,...
Early Career Scientists Honored
Dec 1, 2011 — Benjamin Mazin, a physicist who made a breakthrough in the field of superconducting detectors, and Hatice Altug, a scientist working on the development of nanophotonic devices for optical communications and on-chip biosensing, are two of eight...
FEI, OHSU to create a “Living Lab”
Dec 1, 2011 — In Oregon, a new laboratory will provide researchers with state-of-the-art electron microscopes to advance the understanding and treatment of cancer, AIDS and other diseases. The Living Lab for Cell Biology, a collaborative effort of Oregon Health...
Improved photosynthesis increases fuel, food production
SWINDON, UK — Overcoming some fundamental limitations of photosynthesis could lead to major increases in crop yields, bioenergy and the production of renewable chemicals, and five new research projects have taken up the cause. The new research complements...
IPhone becomes multipurpose imaging tool
DAVIS, Calif. — Using materials that cost about as much as a typical app, scientists have transformed the everyday iPhone into a medical-quality imaging and chemical-detection device that performs detailed microscopy and spectroscopy. The enhanced device...
Microarray chips enhance clinical diagnostics
AACHEN, Germany — A laser-based benchtop system fabricates protein microarray chips for use in clinical diagnostics, enabling doctors to identify tumor markers in blood samples and to detect pathogens responsible for infectious diseases. Microarray chips for...
Ocean Optics Awards Grants
Dec 1, 2011 — Ocean Optics, a supplier of optical sensing technology in Dunedin, Fla., has named the Phase I winners of its first Blue Ocean Grants and Challenges, an open innovation program seeking novel ideas and technologies that could change the world for the...
Photonics on ice!
Dec 1, 2011 — Summer comes to the icy vistas of the Antarctic shores. The winds die down a bit, and the temperature climbs (sometimes to above freezing). Most remarkable is the burgeoning population of the unusual bipeds, all puffed up in their striking, yet...
Rigaku Acquires BaySpec Lines
Dec 1, 2011 — Through its acquisition of 1568%%BaySpec Inc.’s handheld Raman technology and product lines, Rigaku Americas Corp. has formed a new division, Rigaku Raman Technologies Inc. Rigaku’s new handheld Raman instruments combine patented optics...
Smart petri dish analyzes cell growth
PASADENA, Calif. — Built from a smartphone, a commercially available cell phone image sensor and some Lego blocks, ePetri isn’t like other petri dishes. The compact, lens-free microscopy imaging platform can track cell cultures and bacteria as they incubate....
Thermo Fisher Acquires Company
Dec 1, 2011 — Thermo Fisher Scientific Inc. has announced the acquisition of Intrinsic Bioprobes Inc. to enhance its work flow for biomarker research and diagnostics. Intrinsic Bioprobes’ portfolio, including its novel mass spectrometric immunoassay, will...
Lasers Heat Electrons to Several Billion Degrees
DRESDEN, Germany, Nov. 30, 2011 — New high-power lasers can accelerate particles such as electrons and ions with intense, short pulses. This finding has attracted the interest of researchers, who are working out the details of the acceleration process that occurs when a laser beam...
Smarter Way to Make UV Beams
ANN ARBOR, Mich., Nov. 30, 2011 — A better way to build compact ultraviolet (UV) light sources with low power consumption has been discovered using an optimized optical resonator, which could lead to improved information storage, microscopy and chemical analysis. Researchers...
Doped Nanocrystals Developed for Bioimaging
SINGAPORE, Nov. 23, 2011 — A synthesis of lanthanide-doped core-shell nanocrystals has resulted in advanced light-control properties for bioimaging applications including cancer diagnostics, medical imaging and therapeutic delivery. A research team from the National...
Laser Ablation Could Benefit Precancerous Skin Lesions
CHICAGO, Nov. 23, 2011 — Carbon dioxide laser ablation could be used to treat a common precancerous skin lesion, lentigo maligna (LM), when surgery or radiation therapy is not feasible. “Carbon dioxide laser ablation may be advantageous because it treats large...
AFM Measures Mechanical Properties of Living Cells
WEST LAFAYETTE, Ind., Nov. 22, 2011 — A new atomic force microscope (AFM) technique that measures the mechanical properties of living cells could be used to diagnose human disease and better understand biological processes. Researchers from Purdue University and the University of...
New Material Emits Long-Lasting NIR Light
ATHENS, Ga., Nov. 22, 2011 — While visible-light emitters are commonplace, there has been little success in creating materials that emit light in the near-infrared (NIR) — until now. A new material developed at the University of Georgia emits a NIR glow for two...
QD ‘Blinking’ Mystery Unravels
LOS ALAMOS, N.M., Nov. 21, 2011 — A significantly better understanding of why quantum dots blink, and how this blinking can be controlled and even completely suppressed, should lead to many sought-after applications, such as single-particle tracking, novel LEDs and single-photon...
Updated PDT Targets, Destroys Cancer Cells
BETHESDA, Md., Nov. 18, 2011 — A new form of photodynamic therapy dubbed photoimmunotherapy, or PIT, destroys cancer cells in mice without harming surrounding normal tissue. This light-based cancer therapy technique could theoretically work against tumors in humans, such as those...
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