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Laser-Inducedfluorescence Laser-induced fluorescence (LIF) sensor for cancer diagnostics Scientists in the ORNL's Advanced Biomedical Science and Technology Group and collaborators at the Thompson Cancer Survival Center have developed a minimally invasive optical diagnostic procedure based on laser-induced fluorescence (LIF) for in-vivo cancer diagnosis without requiring biopsy. Technical Conc…

Silicon Nano-Crystal Waveguide (SNOW) Laser Disclosure Number 200101024 Technology Summary A new type of solid state laser architecture where the laser cavity and laser gain media are embedded within an optical waveguide is described. The new type of laser, which is wavelength tunable, allows for the integration of solid- state micro-lasers with semiconduc…

: Fact Cards
: Laser, Waveguide, Crystal...

Fiber-Delivered, Highly-Efficient Laser Source for Spin Exchange Optical Pumping Fiber-Delivered, Highly-Efficient Laser Source for Spin Exchange Optical Pumping Disclosure Number 201503543 Technology Summary The invention relates to lasers and more specifically to a fiber delivered, stable, narrow spectral line-width, high power diode laser system for spin-exchange optical pumping (SE…

: Fact Cards
: Fiber, Computer Science, Laser...

Gas-Discharge Carbon Dioxide Micro-Laser Disclosure Number 200000819 Technology Summary Nano-optical cavities are used to construct a very low power gas laser in an optical integrated circuit. This would be the first ever miniature, low-power gas discharge laser. Inventor HUTCHINSON, DON Engineering Science & Technology Div Licensing Contact SPECK, ROB…

: Fact Cards
: Carbon Dioxide, Laser, Gas...

Pilot-Aided Feedforward Data Recovery in Optical Coherent Communications Pilot-Aided Feedforward Data Recovery in Optical Coherent Communications Disclosure Number 201303218 Technology Summary In optical coherent communication, a strong local oscillator (LO) is applied at the receiver s end to improve the detection sensitivity and suppress background noise. The coherent detection relie…

: Fact Cards

Micro Electro Mechanical System (MEMS) Based Carbon Dioxide Laser Micro Electro Mechanical System (MEMS) Based Carbon Dioxide Laser Disclosure Number 200000828 Technology Summary A nominal 1-watt CO2 gas laser no larger than a solid state diode laser is described. The laser including power supply can be constructed in a volume of 3x3x3 centimeters, where…

: Fact Cards
: MEMS, Laser, Carbon Dioxide...

Resonator for Coherent Addition of Semiconductor Laser Arrays and Applications for a Solar Pumped Laser Array ORNL inventors designed a scalable V-shaped resonator for coherent addition of semiconductor laser arrays. A V-shaped external Talbot cavity offers a solution for the broad-area laser-diode-array coherent-beam combination. In this design, narrow line width and high output power from the l…

LIBS Microprobe for Mapping Elemental Distributions in Cells Disclosure Number 200201110 Technology Summary The subject invention disclosed herein is an analytical method using laser-induced breakdown spectroscopy (LIBS) for macroscopic elemental analysis applied on a micro-scale for in-situ elemental analysis and spatial mapping in cells. The method of t…

: Fact Cards
: Transportation, Laser, Science...

Laser-induced breakdown spectroscopy for soil carbon and nitrogen detection. Sensor for Detecting Carbon and Nitrogen in Soil Laser-induced Breakdown Spectroscopy (LIBS) Introduction Carbon sequestration in the terrestrial biosphere, or more specifically storage of carbon in soils, offers an attractive option for carbon management. Soil organic carbon represents an especially large pool of ca…

: Carbon, Laser, Nitrogen...

Advancedbiosensors Advanced Biosensors ORNL's Advanced Biomedical Science and Technology Group has developed various biosensors that combine laser excitation, fiberoptics probes and biological recognition elements into integrated devices for ultra-sensitive and selective detection of chemical, biological species in complex environmental and biomedical samples. . Technical Concept A biosen…

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