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7388202 |
Method and apparatus for determining an analyte concentration in a sample having interferents
A method and apparatus are described that permit an analyte concentration to be estimated from a measurement in the presence of compounds that interfere with the measurement. The method reduces the...
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7375335 |
Effect-particle orientation and apparatus therefor
A method and apparatus for determining the effect-particle orientation in a film or coating are disclosed. The method comprises using opposing directional reflectance measurements, preferably in...
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7375334 |
Apparatus and method for OSL-based, remote radiation monitoring and spectrometry
Compact, OSL-based devices for long-term, unattended radiation detection and spectroscopy are provided. In addition, a method for extracting spectroscopic information from these devices is taught....
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7339169 |
Sample rotating turntable kit for infrared spectrometers
An infrared spectrometer sample rotating turntable kit has a rotatable sample cup containing the sample. The infrared spectrometer has an infrared spectrometer probe for analyzing the sample and...
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7326576 |
Raman spectroscopic monitoring of hemodialysis
Spectroscopic systems and methods are disclosed for determining levels of at least one analyte in blood undergoing hemodialysis. In one aspect, the invention employs Raman spectroscopy to monitor...
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7317525 |
Method for validating a dispensed pharmaceutical
An apparatus for verifying the identity of a dispensed pharmaceutical comprises an analysis unit adapted to determine a property of the dispensed pharmaceutical, an input device adapted to receive...
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7315377 |
System and method for remote sensing and/or analyzing spectral properties of targets and/or chemical species for detection and identification thereof
A method and a low-cost, robust and simple system for remote sensing and analyzing spectral properties of targets as a means to detect and identify them is introduced. The system can be highly...
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7312713 |
Methods and systems for detection of ice formation on surfaces
A system for detecting ice formation on metal, painted metal and other material surfaces can include a transparent window having an exterior surface upon which ice can form; a light source and...
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7307256 |
Explosives detection system and method
A method of detecting explosives in a vehicle includes providing a first rack on one side of the vehicle, the rack including a neutron generator and a plurality of gamma ray detectors; providing a...
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7304814 |
Compact infrared spectrometer, and methods and systems for manufacture and assembly of components used in same
A compact spectrometer operable in a wavelength range of 4.5 or more microns includes an entrance slit, a collimating mirror, a grating, a focusing mirror and a first focal plane. At least some...
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7304732 |
Microelectromechanical resonant photoacoustic cell
An integrated photoacoustic spectroscopy (PAS) cell is fabricated using microelectromechanical (MEMS) techniques. The multi-layer structure includes an inner layer with a patterned resonant cavity...
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7304311 |
Whole printing medium evaluation method and device
A method and device for evaluating a printing medium for use in a printing process, in which a set of spectral data is generated from a sample of the printing medium, and the set of spectral data...
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7294837 |
Tablets press with integral NIR measuring device
The tablets press according to the invention comprises an integral measuring device for the determination of the quantitative content of at least one substance in a tablet, comprising: at least one...
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7288767 |
Method and a spectrometer for quantitative determination of a constituent in a sample
The present invention relates to a method of determining a constituent of a sample and more specifically, to a method of correcting an absorbance value for a spectrometer. The method is especially...
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7265831 |
Spectrometric measuring head for harvesting machines and other equipment used in agriculture
A spectrometric measuring head for harvesting machines and other agricultural equipment comprises a housing with a window, in which a light source, a spectrometer arrangement and at least two...
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7259855 |
Porous microsphere resonators
There are several different applications where it is desirable to increase the amount of material that can be introduced to the surface of a microresonator that has whispering gallery modes. The...
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7255835 |
Single pass attenuated total reflection fourier transform infrared microscopy apparatus and method for identifying protein secondary structure, surface charge and binding affinity
Apparatus and method for acquiring an infrared spectrum of a sample having or suspected to have an amide I band, an amide II band, an amide III band, an amide A band, an OH stretching region or a...
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7253905 |
Determination and correction for laser induced CCD camera degradation
A process for the determination and correction of laser induced damages of the optical and electronic components within the beam path of a monitor module of a 193 nm excimer lasers is provided...
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7157712 |
Method and system for noise control in semiconductor spectroscopy system
An optical power control system for a semiconductor source spectroscopy system controls power fluctuations in the tunable signal from the spectroscopy system and thus improves the noise performance...
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7157711 |
Microspectrometer gas analyzer
A robust, compact spectrometer apparatus for determining respective concentrations or partial pressures of multiple gases in a gas sample with single as well as multiple and even overlapping,...
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7151260 |
Analyzer for measuring multiple gases
Stand-alone multiple gas analysis apparatus, of relatively small physical size, integrates one or more supplemental sensors, such as a self-heating, amperometric, limiting current-type oxygen...
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7145146 |
Micro-spectroscopic measuring device and micro-chemical system
A micro-spectroscopic measuring device having a structure in which a spectroscopic element made of an array of photonic crystals with defects, flow paths for introducing a sample, and light...
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7145145 |
Optical window for monitoring samples
The invention is concerned with a material processing apparatus, e.g. a dryer such as a fluid bed dryer, for processing material, e.g. pharmaceuticals, in a compartment ( 12 ) having a wall ( 10 )....
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7140231 |
Evolved gas analyzing method and apparatus
An evolved gas analysis system contains a first measurement step of heating a first sample containing measurement target material and non-measurement target material at a predetermined temperature...
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7126682 |
Encoded variable filter spectrometer
Spectroscopic system and spectrometers including an optical bandpass filter unit having a plurality of bandpass regions and a spatial encoding unit for encoding discrete frequencies of light...
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7112795 |
Method of controlling metallic layer etching process and regenerating etchant for metallic layer etching process based on near infrared spectrometer
In a method of controlling a metallic layer etching process for fabricating a semiconductor device or a liquid crystal display device, the composition of the etchant used in etching the metallic...
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7105821 |
Thermally stabilized radiation detector utilizing temperature controlled radiation filter
A radiation detector 10 has a base 12 and a window 16 that define a vacuum chamber 20 . Within the vacuum chamber 20 is a temperature controlled filter 32 and a focal plane array (FPA) ...
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7087901 |
High speed analyzer using near infrared radiation transmitted through thick samples of optically dense materials
The present invention relates to an instrument for measuring in relatively short periods of time concentrations of constituents in optically dense materials using the spectra near infrared...
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7078696 |
Microspectrometer system with selectable aperturing
Mirror elements are selectively interposable in the beam paths in a dual aperture microspectrometer system to selectively bypass the aperture element in transmission or reflection modes to increase...
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7075082 |
Compact infrared spectrometer, and methods and systems for manufacture and assembly of components used in same
A compact spectrometer operable in a wavelength range of 4.5 or more microns includes an entrance slit, a collimating mirror, a grating, a focusing mirror and a first focal plane. At least some...
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7053373 |
Infrared spectrometer with automated tablet sampling
An infrared spectrometer system with automated tablet sampling includes an infrared spectrometer providing a modulated output beam to a sample position, and reflected and transmitted light...
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7041979 |
Compact reflective imaging spectrometer utilizing immersed gratings
A compact imaging spectrometer comprising an entrance slit for directing light, a first mirror that receives said light and reflects said light, an immersive diffraction grating that diffracts said...
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7038207 |
Critical dimension measurement by diffration
Diffraction which is used to measure features on a substrate layer is disclosed. A substrate, such as a mask structure for microelectronics or a semiconductor substrate with reflective or...
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7019296 |
Near infrared chemical imaging microscope
A chemical imaging system is provided which uses a near infrared radiation microscope. The system includes an illumination source which illuminates an area of a sample using light in the near...
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7006857 |
Method for determining analyte concentration using periodic temperature modulation and phase detection
A method of determining the analyte concentration of a test sample is described. A temperature gradient is introduced in the test sample and infrared radiation detectors measure radiation at...
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7006214 |
System and method for pharmacy validation and inspection
An apparatus for verifying the identity of a dispensed pharmaceutical comprises an analysis unit adapted to determine a property of the dispensed pharmaceutical, an input device adapted to receive...
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6992759 |
Sample holder for spectrum measurement and spectrophotometer
The present invention is a sample holder for spectrum measurement settable in a measuring chamber of a spectrophotometer and being used for measuring a spectrum of a liquid sample, which comprises...
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6982818 |
Electronically tunable optical filtering modules
Electronically agile optical filtering modules for equalizing light propagation differences in at least two spaced optical beam pathways in the modules. The modules use optical polarization...
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6980295 |
Compact catadioptric imaging spectrometer utilizing reflective grating
An imaging spectrometer apparatus comprising an entrance slit for directing light, a light means for receiving the light and directing the light, a grating that receives the light from the light...
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6972409 |
Mid-infrared spectrometer attachment to light microscopes
A mid-IR spectrometer attachment performs reflection spectroscopy measurements using commercially available infinity corrected light microscopes without degrading the microscope's performance. The...
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6960769 |
Infrared measuring apparatus and method for on-line application in manufacturing processes
A single vane shutter flag is asynchronously controlled so that a measuring system light source is interrupted for a minimum necessary amount of time for standardization/calibration and...
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6958479 |
Method of processing data from a spectrophotometer
A method of processing data from at least one spectrophotometer characterized by the steps of transferring the data from the spectrophotometer to a control processing unit, processing the data at...
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6944486 |
Method and apparatus for determining analyte concentration using phase and magnitude detection of a radiation transfer function
A method and apparatus of determining the analyte concentration of a test sample is described. A temperature gradient is introduced into the test sample and infrared radiation detectors measure...
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6922240 |
Compact refractive imaging spectrometer utilizing immersed gratings
A compact imaging spectrometer comprising an entrance slit for directing light, a first means for receiving the light and focusing the light, an immersed diffraction grating that receives the light...
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6919566 |
Method of calibrating a spectroscopic device
The present invention provides a method of calibrating a spectroscopic device for providing a non-invasive measurement of an analyte level in a sample. The method comprises the steps of: (a)...
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6903340 |
Thin film analyzer
A thin film analyzer capable of static and dynamic measurements is disclosed. The apparatus collects and analyzes spectral reflectance data as a function of time. It is especially useful for...
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6900439 |
Gas leakage detection system, gas leakage detection method and semiconductor manufacturing apparatus
Components of sampled gases are analyzed by a Fourier transform infrared spectrophotometer 28 . It is determined whether or not the analyzed gases include at least one kind of specific gases equal...
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6894772 |
System and method for grouping reflectance data
A method of identifying non-conforming groups of items within a package, the package containing a plurality of groups of items, comprises obtaining a reference signal corresponding to a package...
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6888142 |
Micromirror with electrostatically controlled microshutter, matrix of micromirrors and infrared spectrophotometer comprising said matrix
An optic device with a variable operating mode comprises a micromirror which can be obscured by means of an electrostatically controlled microshutter. In the operating condition of the...
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6872946 |
Method and sampling device for detection of low levels of a property/quality trait present in an inhomogeneously distributed sample substrate
A process for detecting low levels of a predetermined quality trait present in an inhomogeneously distributed particulate substrate involving the steps of: (a) providing a particulate substrate to...
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