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8432542 |
Fiber optic probes utilizing GRIN lenses for spatially precise optical spectroscopy
The invention provides improved fiber optic probe assemblies which utilize a configuration of gradient index (GRIN) lenses to deliver light to a focal point and collect light for analysis from the...
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8405048 |
Fluorescence detection device and fluorescence detection method
A fluorescence detection device includes a flow cell body including a flow channel through which a measurement object flows, a laser light source unit that irradiates, with a laser beam, the...
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8395770 |
Spectroscopic chemical analysis methods and apparatus
Spectroscopic chemical analysis methods and apparatus are disclosed which employ deep ultraviolet (e.g. in the 200 nm to 300 nm spectral range) electron beam pumped wide bandgap semiconductor...
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8395773 |
Optical devices and methods for measuring samples
Optical devices and methods for measuring samples while minimizing stray light are described. Such methods and devices are applicable to multiple fluid chambers with multiple sources as an...
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8355126 |
Hand-held, self-contained optical emission spectroscopy (OES) analyzer
A hand-held, self-contained, battery-powered test instrument for analyzing composition of a sample includes an exciter for exciting at least a portion of the sample, a compact cross-dispersed...
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8334522 |
Method for the quantitative determination of the concentration of fluorophores of a substance in a sample and apparatus for carrying out the same
The invention concerns methods and apparatuses for quantitatively determining the concentration of fluorophores of a substance in a sample. A constant portion of the reference light of a reference...
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8325345 |
Methods and devices for monitoring of frying oil quality
Herein are disclosed methods and devices for evaluating the quality of oils (e.g., cooking oil or flying oil). The methods can provide an indication of the free fatty acid content of the oil. The...
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8319964 |
Method and apparatus to laser ablation—laser induced breakdown spectroscopy
A method and apparatus for analyzing a target material is provided. A first laser beam pulse can be incident on a target material to create an ablation event so as to produce an ablation plume of...
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8314377 |
Device and method for detecting plaque in the oral cavity
The present invention regards methods and devices for detecting plaque on a surface in the oral cavity to which a fluorescent agent capable of binding to plaque has been applied, whereby a...
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8313799 |
Adhesive detection methods
Adhesive compositions useful for bonding fluorescent material-containing cellulosic substrates such as envelopes may be formulated using an adhesive polymer such as an emulsion of polyvinyl acetate...
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8310754 |
Laser excitation fluorescent microscope
The present application has a proposition to provide a highly efficient laser excitation fluorescent microscope. Accordingly, a laser excitation fluorescent microscope of the present application...
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8300310 |
Method for FCS measurements
A method for conducting FCS measurements includes providing a sample volume, emitting a target light having a first wavelength from a target light source, and marking an FCS volume in the sample...
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8273567 |
Portable measurement system having biophotonic sensor
There is provided a portable measuring system having a biophotonic sensor. The portable measuring system also includes a tunable light source, an output intensity detector and an output wavelength...
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8269966 |
Fluorescence meter
Disclosed is a fluorescence meter for analyzing a sample, comprising a main beam path and at least one optical module. The fluorescence meter is embodied so as to provide at least one...
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8269965 |
Method of analysis of samples by determination of a function of specific brightness
A method for characterizing samples having units, by monitoring fluctuating intensities of radiation emitted, scattered and/or reflected by said units in at least one measurement volume, the...
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8263000 |
Apparatus and method for measuring concentrations of fuel mixtures using depth-resolved laser-induced fluorescence
The apparatus for measuring concentrations of fuel mixtures using depth-resolved laser-induced fluorescence is a fluorometer equipped with a sample container holder that is movable in the path of...
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8248602 |
Laser assisted microwave plasma spectroscopy
The present invention has a laser and a second energy source act in combination to produce a plasma that emits characteristic radiation for a prolonged period of time. The laser energy is directed...
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8227256 |
Two-color (two-photon) excitation with focused excitation beams and a raman shifter
Two-color (two-photon) excitation with two confocal excitation beams is demonstrated with a Raman shifter as excitation light source. Two-color excitation fluorescence is obtained from Coumarin 6H...
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8228501 |
Method and apparatus for detecting embedded material within an interaction region of a structure
A system and method processes a structure comprising embedded material. The system includes a laser adapted to generate light and to irradiate an interaction region of the structure. The system...
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8222623 |
Generation of quantum-correlated and/or polarization entangled photon pairs with unequal wavelengths
The invention provides an apparatus and method for generating quantum-correlated and/or polarization-entangled photon pairs with unequal wavelengths. The photon pairs generated collinearly with...
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8222567 |
System and method for laser shock peening
A system for laser shock peening includes a laser positioned to direct a laser pulse at a first side of a work piece and a coupler on a second side of the work piece. The system further includes a...
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8218141 |
Universal multidetection system for microplates
An apparatus and a method for optically analyzing a sample are provided. The apparatus includes a first optical device that transmits a narrow waveband of light and has a first filter and a first...
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8212216 |
In-line process measurement systems and methods
A method of using multivariate optical computing in real-time to collect instantaneous data about a process stream includes installing an optical analysis system proximate a process line, the...
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8208505 |
Laser system employing harmonic generation
A laser system provides harmonic generation in a laser beam pulse. In another aspect of the present invention, a laser operably remits a laser pulse, a gaseous optical medium operably creates third...
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8209128 |
Nanolaser spectroscopy and micro-optical resonators for detecting, analyzing, and manipulating bioparticles
This invention provides a new method for rapidly analyzing single bioparticles to assess their material condition and state of health. The method is enabled by use of a resonant cavity apparatus to...
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8199321 |
Laser ablation apparatus and method
Provided is a laser ablation spectroscopy apparatus and method. A pulse laser is focused on the sample site to generate a plasma plume during a laser ablation process. The plasma plume is detected...
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8194245 |
Method for on-line measurement in simulated moving bed units and application to control and regulation of said units
The present invention describes a method for measuring the concentrations of species present at one point of a separation unit functioning in simulated moving bed mode (SMB), using an immersing...
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8189190 |
Remote chemical and elemental analysis by ultra fast spectroscopy
Systems and methods are provided for monitoring materials using ultra fast laser pulses. Ultra fast laser pulses, such as femtosecond or attosecond laser pulses, are applied to the materials and...
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8184287 |
Multiple-light-path front end for OES instrument
An optical emission spectroscopic system contains multiple distinct light paths that provide increased light to a spectrometer, thereby increasing sensitivity and signal-to-noise of the system.
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8178359 |
Masking of the background fluorescence and luminescence in the optical analysis of biomedical assays
A process for the quantitative optical analysis of fluorescently labeled biological cells involves contacting a cell layer on a transparent support at the bottom of a reaction vessel with a...
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8173982 |
Non-degenerate polarization-entangled photon pair generation device and non-degenerate polarization-entangled photon pair generation method
A non-degenerate polarization-entangled photon pair generation device (1) that efficiently and easily generates non-degenerate polarization-entangled photon pairs includes: a quantum-entangled...
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8159663 |
Laser microscope apparatus having a frequency dispersion adjuster
To enable both observations of coherent anti-Stokes Raman scattering light and multiphoton fluorescence in a same apparatus so as to observe a specimen by various observation methods. There is...
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8149398 |
Method of measuring gadolinia content using inductively coupled plasma-atomic emission spectrometry
A method of measuring a gadolinia content using inductively coupled plasma-atomic emission spectrometry is provided. The method can include grinding sintered gadolinium using a percussion mortar to...
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8130383 |
Optical signal analysis apparatus and optical signal analysis method
An optical signal analysis apparatus includes a photodetector and an analyzer. The photodetector is to detect light emitted from measurement points in a sample. The analyzer is to analyze a...
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8125637 |
Optical beam spectrometer with movable lens
A spectroscopic system is described that provides at least one of focus of an excitation beam onto a sample, automatic focus of an optical system of the spectroscopic system for collecting a...
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8107071 |
Method for detecting molecular analysis light, and apparatus and sample plate for use with the same
A molecular analysis light detection apparatus is formed by: a sample plate provided with an enhancing member which is disposed at a small predetermined area of a sample contact surface contacting...
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8094304 |
Two-photon microscope with spectral resolution
A microscope for generating an image of a sample, the microscope includes a light source for generating a pulsed light; an optical scanner receiving the pulsed light and transmitting the pulsed...
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8094303 |
Method and apparatus for detecting embedded material within an interaction region of a structure
A detection system is used during irradiation of an interaction region of a structure with laser light. The structure includes embedded material. The detection system includes means for receiving...
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8094302 |
Spectrophotometer
Disclosed herein is a spectrophotometer. The spectrophotometer includes a CPU having a signal prediction part and a comparison/calculation part. The signal prediction part predicts the strength of...
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8089625 |
Time-resolved and wavelength-resolved spectroscopy for characterizing biological materials
One embodiment of the present invention provides a system that characterizes a biological sample by analyzing light emissions from the biological sample in response to an excitation. The system...
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8085405 |
Detecting element, and target substance detecting device and method of detecting target substance using the same
A detecting element used for a detecting device for detecting a target substance in a sample by utilizing plasmon resonance. The detecting element includes a substrate and a plurality of metal...
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8082111 |
Optical emission spectroscopy qualitative and quantitative analysis method
The invention relates to a method for the qualitative and quantitative analysis of samples by optical emission spectroscopy with laser excitation (18), using a database created on single-element...
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8081309 |
Optical microscope and spectrum measuring method
An optical microscope applies laser light to a sample through the an objective lens, detects reflected light reflected by the sample through the objective lens, changes a focal position of the...
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8077310 |
System and method of capturing multiple source excitations from a single location on a flow channel
The invention includes a system and a method for capturing multi source excitations from a single location on a flow channel. The system preferably includes a light subsystem that emits light onto...
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8054454 |
Time and space resolved standoff hyperspectral IED explosives LIDAR detector
A system and method for standoff detection of explosives and explosive residue. A laser light source illuminates a target area having an unknown sample producing luminescence emitted photons,...
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8049881 |
Optical analysis system and methods for operating multivariate optical elements in a normal incidence orientation
A method of arranging and utilizing a multivariate optical computing and analysis system includes transmitting light from a light source; reflecting the light from the sample; directing a portion...
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8045154 |
Apparatus and method for measuring concentrations of fuel mixtures using depth-resolved laser-induced fluorescence
The apparatus for measuring concentrations of fuel mixtures using depth-resolved laser-induced fluorescence is a fluorometer equipped with a sample container holder that is movable in the path of...
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8046055 |
Lymph node detector
A sentinel lymph node detecting apparatus 1 according to an embodiment of the present invention includes: a light source unit 2, illuminating an excitation light 10 and an illumination light 11...
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8045153 |
Spectral image processing method, spectral image processing program, and spectral imaging system
A spectral image processing system and method of performing robust unmixing on measurement noise. Based on an observed spectral image acquired from a specimen and emission spectral data of each of...
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8031340 |
Optical system for a flow cytometer
An optical system for a flow cytometer having a flow channel with an interrogation zone and an illumination source that impinges the flow channel in the interrogation zone includes a lens system...
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