IBM reports milestone in silicon nanophotonics
... for biomedical applications and the longest photon lifetime in a photonic crystal nanocavity ... University reports the observation of the longest photon lifetime of 2.1 ns in a photonic crystal ... optical cycles. "High-Q nanocavity with a 2-ns photon lifetime." Takahashi, H. Hagino, Y. Tanaka, T. ...Accuray Receives FDA Clearance for New Dose Calculation Technique for Body Radiosurgery
... beam is made up of trillions of photons, and each photon follows an individual path to the target. ... potential interactions for each individual photon into account when it calculates the dose being ... with a Monte Carlo dose calculation algorithm for photon beam radiation treatment that is capable of ...High Calcium Level in Arteries May Signal Serious Heart Attack Risk
... and may lead to arrhythmia, heart attack or heart failure. Single photon emission computed tomography (SPECT) myocardial perfusion imaging is a ... in the U.S. Combining calcium scoring with single photon emission computed tomography (SPECT) can help to identify patients with ...Siemens Demonstrates Flash Speed, Lowest Dose at ACC 2009
... radiation dose previously required. This is achieved via a new, selective photon shield which blocks unnecessary parts of the energy spectrum. It thereby provides improved separation of the two simultaneous scans with low and high photon energy, without causing a higher radiation exposure than would result from ...Open cancer surgery set to become a thing of the past
... well with techniques such as Positron Emission Tomography (PET) and Single photon Emission Computed Tomography (SPECT). Such techniques mean that tumours ... U-SPECT scanner he developed himself. This Ultra-high resolution Single photon Emission Computed Tomographer has significant advantages over other ...Alseres Pharmaceuticals Initiates the ALTROPANE(R) POET-2 Phase III Clinical Trial Program
... that specifically binds to the dopamine transporter (DAT) protein found on the surface of dopamine-producing neurons, making it visible during Single photon Emission Computed Tomography or "SPECT" imaging. Since most forms of Parkinsonian Syndromes result in a decreased number of dopamine-producing cells, ...Photon Laser Phacolysis system
Description:... it directly, and only, at target tissues. The photon Probe is unlike U/S hand pieces. The probe has no ... fully visible "quiet" technique. The photon Laser creates an ambient temperature increase of ... is generated at the wound with U/S. The photon Trap The ...StarLux Pulsed Light and Laser System
Description:... light-based treatments, up to 60% of light is reflected back off the skin surface, and not delivered to the treatment target. But Palomar's patented photon Recycling process uses mirrors within the handpiece to recapture this scattered light and send it back to the treatment area for a more efficient ...Photon Laser Phacoemulsification System
Features:... Ultrasound provides a backup energy source for laser cases. photon utilizes high performance fluidics common with our U/S platform. The disposable photon laser probe uses a standard silicone irrigation sleeve. The contoured ...Novel technique for fluorescence tomography of tumors in living animals
... photons are the first photons that arrive onto a photon detector after illumination of tissue by an ultra-short photon pulse and undergo less scattering in comparison ... With this technique, called ,Early photon Tomography' (EPT), the scientists imaged lung ...JILA solves problem of quantum dot 'blinking'
... an antioxidant chemical used as a food additive, the JILA team increased photon emission rate four- to fivefold, a shocking result because the rate at ... the average time delay between excitation of a quantum dot and resulting photon emission from 21 nanoseconds to 4 nanoseconds while reducing the ...Argonne to showcase science and technology at community open house
... one of your own Visualize local, national and international environmental projects with interactive 3-D maps Tours will include the Advanced photon Source, the Western Hemisphere's most brilliant source of X-rays for research; the Center for Nanoscale Materials, a leading nanotechnology research ...Obama administration announces more than $327 million in Recovery Act funding for science research
... analysis related to the development of Smart Grid. Argonne National Laboratory; Argonne, IL$5.6 million for improvements at the Advanced photon Source. Lawrence Livermore National Laboratory; Livermore, CA$810,000 for fusion energy research. Sandia National Laboratories; Sandia, NM, and ...New Report Just Published: World Solid-State, Fiber, Gas and Dye Lasers Market Report
... Grupo Laser Idoseme II-39 Lockheed Martin Acquires Aculight II-39 Hypertherm Finalizes Acquisition of ESSE A II-39 Domino Acquires photon Energy and NWL II-39 Arasor Takes Over Novalux II-40 LightMachinery Acquires Popular Laser Products of GSI II-40 Northrop Signs Agreement ...Two-day symposium in Baltimore to tackle the promises and perils of proton radiotherapy
... 3, 2009 -- Proton therapy has been hailed as a revolutionary cancer treatment, with higher cure rates and fewer side effects than traditional X-ray photon radiotherapy. Proton therapy is the modality of choice for treating certain small tumors of the eye, head, head or neck. It is also safer -- ...Light sensor breakthrough could enhance digital cameras
... most, one electron's worth of current for every photon (particle of light) that strikes the pixel," says ... "Instead generating multiple excitons per photon could ultimately lead to better low-light ... a current that flows as a result. Normally, each photon is converted into at most one exciton. This ...Quantum dots and nanomaterials: Ingredients for better lighting and more reliable power
... one electron-hole pair for every absorbed photon in most solar cells," Jabbour says, but ... generating more multiple electron-hole pairs per photon to achieve increased power-conversion efficiency. ... a higher number of electrons for each absorbed photon from incident light. In most bulk ...Research highlights potential for improved solar cells
... has shown that carrier multiplicationwhen a photon creates multiple electronsis a real phenomenon in ... When a conventional solar cell absorbs a photon of light, it frees an electron to generate an ... Photogeneration of another electron by a second photon results in a two-hole, one-electron state, ...Avalanche photodiodes target bioterrorism agents
... can create much larger currents for each photon compared to normal photodiodes. Once the ... "One electron-hole pair that is produced by a photon absorption event creates a million other ... are sensitive enough to detect only one photon at a time. When the Geiger-mode detector is ...Avalanche photodiodes target bioterrorism agents
... can create much larger currents for each photon compared to normal photodiodes. Once the ... "One electron-hole pair that is produced by a photon absorption event creates a million other ... are sensitive enough to detect only one photon at a time. When the Geiger-mode detector is ...UC San Diego nanostructures will raise thin-film solar cell efficiency
... can increase solar cell efficiency by raising photon absorption by lowering the energy band gap. ... current, explained Edward Yu. This enables high photon absorption efficiency, high electron and hole ... path to the electrode. This design maximizes photon absorption while minimizing a major drain on ...N5 Submicron Particle Size Analyzer - 115V from Beckman Coulter
Description:... you. You need an analyzer that can reliably detect the component populations in your sample every time. The N5 Submicron Particle Size Analyzer uses photon Correlation Spectroscopy (PCS) , which determines particle size by measuring the rate of fluctuations in laser light intensity scattered by particles ...N5 Submicron Particle Size Analyzer - 230V from Beckman Coulter
Description:... you. You need an analyzer that can reliably detect the component populations in your sample every time. The N5 Submicron Particle Size Analyzer uses photon Correlation Spectroscopy (PCS) , which determines particle size by measuring the rate of fluctuations in laser light intensity scattered by particles ...Lumat Singel Tube Luminometer LB 9507 from BERTHOLD TECHNOLOGIES GmbH & Co. KG
Description:... The Lumat tube luminometer provides the sensitivity and versatility you expect from a general purpose luminometer. Advanced digital photon counting with selected photomultipliers ensure superior sensitivity and best match of spectral demands. Equipped with up to 2 reagent injectors the ...FDSS6000 System from Hamamatsu Photonic Systems - Drug Discovery
Description:... and luminescence modalities. The Hamamatsu light sources and cameras in the FDSS6000 highlight our companys decades-long experience in photon detection technology. It is a modular, upgradable, and fully integrated system. Versatility, reliability, uniqueness all describe the Functional ...LUMIstar OPTIMA Microplate Reader from BMG LABTECH
Description:... GUS assays (-glucuronidase) ROS (reactive oxygen species) Enzyme activity assays Nucleic acid detection (PCR Quantification) BMG LABTECHs Digital photon Integration (DPI) technology and the programmable Gain control give the LUMIstar OPTIMA the best sensitivity, with extended linear dynamic range. By ...