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7438853 |
Photoelectrocatalytic method and photoelectrochemical detector for electrochemical analysis
A photoelectrocatalytic method for detecting current that illuminates a photoelectrochemical electrode to generate a photocurrent and to magnify the current. Thereby, accuracy of the detection is...
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7402805 |
Device for the in-situ measurement of acoustically stimulated bioluminescence
A device and method of use for measurement of in-situ bioluminescence generally comprising an acoustical pulse generator, a detector chamber, a lens assembly and a photomultiplier tube. The...
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7008594 |
Luminescent reaction measurement device
Light resulting from chemiluminescence inside a reaction chamber 4 is transmitted through a light transmitting window 3 , a large part of the light is made incident on a photoelectric surface ...
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6984524 |
Chemiluminescent detection of explosives, narcotics, and other chemical substances
A compact scanning apparatus has an infrared laser adapted to emit light. The light is delivered as a beam by an optical system to illuminate an interrogation area on the surface of an object being...
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6977179 |
Method and apparatus for measuring the heating value of a single or multi-component fuel gas
A method for determining the heating value of a fuel gas or fuel gas mixture in which the chemiluminescense intensity of at least one chemical bond in a known volume of the fuel gas or mixture is...
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6716391 |
Automated chemiluminescence analyzer
An automated chemiluminescence analyzer. A multiport selection valve has a common aspiration port for carrier solvent, sample, and reagent. A bi-directional pump is connected to the selection...
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6613578 |
Activating film for chemiluminescent assays and methods for use
The present invention relates to chemiluminescent assays which incorporate a second film or membrane which includes a solid chemical component for activation of a stable dioxetane. Decomposition of...
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6517777 |
Apparatus for carrying out electrochemiluminescence test measurements
Apparatus for the conduct of electrochemiluminescence measurements includes an ECL chamber having a transparent window defining one wall of the chamber and a photodetector mounted closely adjacent...
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6518068 |
Luminescence detection workstation
A luminescence detecting apparatus and method for analyzing luminescent samples is disclosed. Luminescent samples are placed in a plurality of sample wells in a tray, and the tray is placed in a...
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6509195 |
Electrochemoluminescent detector
Electrochemoluminescent detector for analyzing a biochemical or biological substance, comprising at least a cell ( 11, 12 ) generating and detecting the electrogenerated chemoluminescence, which...
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6498041 |
Optical sensors for rapid, sensitive detection and quantitation of bacterial spores
Bacterial spores can be rapidly and sensitively detected and quantified based upon molecular recognition of unique chemicals in the spore coat. Spores can be detected and assayed based upon the...
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6495373 |
Method and apparatus for performing diagnostic tests
Diagnostic assay system for conducting a luminescent test and recording luminescent signals generated thereby on an image recording material. The system comprising a light-tight housing assembly,...
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6372511 |
Swabbing means and methods of use
Swabbing structures and methods of use are provided that enable a test surface to be swabbed, and subsequently facilitate a quantitative determination of the quantities of analyte collected from...
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6344331 |
Water immiscible solvent based binding systems
A biphase immunoassay method is provided in which a water immiscible liquid is qualitatively or quantitatively measured by mixing a sample of the water immiscible liquid with an aqueous solution...
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6328931 |
Analyte collection and assaying assembly
Swabbing and assaying structures, and selected methods of use, enable a test surface to be swabbed, and subsequently facilitate a quantitative determination of the quantities of analyte collected...
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6180948 |
Image recording system for evaluating analytical test elements
Image recording system for the evaluation of analytical test elements with a holding unit (8) into which the test elements are placed or onto which they are placed as well as a lens system (5)...
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6133043 |
Magnetic particle based electrochemiluminescent detection apparatus and method
A method and apparatus for measuring electrochemiluminescence from a sample composition are described wherein magnetically responsive electrochemiluminescent active species are captured on the...
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6123903 |
Chemiluminescence measuring apparatus
This invention provides a measuring apparatus that allows measurements of light in various inspections based on different light generating principles to be performed by a single measuring apparatus...
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6018387 |
Device for measuring luminescence
The invention concerns a measuring device for carrying out of chemiluminescence and/or fluorescence measurements of fluid samples, which in sample containers (22) of a sample plate (24) are...
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5976466 |
Multiple-probe diagnostic sensor
There is disclosed a diagnostic sensor device comprising a plurality of sensor probes, a detection device, and a computer for analyzing the signals generated from each sensor probe by multivariate...
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5952238 |
Method of assaying specimen substance by controlling dose of chemiluminescence
A method for assay of an analyte by use of a material labeled with a chemiluminescent substance, which comprises adding a quencher and/or decreasing the specific activity of a chemiluminescent...
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5945344 |
Electrochemiluminescence method
The invention is a method for conducting an electrochemiluminescent assay that includes contacting a sample containing an analyte of interest with a first electrical waveform, followed by...
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5923037 |
Device for determining the ozone concentration in air
In a device for determining the ozone concentration by utilizing the surface chemiluminescence effect having a fan (13), a chemiluminescence element (8), a photomultiplier (6), a temperature sensor...
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5888454 |
Device for measurement of luminescence of a fluid sample
The invention concerns a measuring device for carrying out of luminescence measurements of fluid samples, with a light detector (10) which detects the light entering an aperture opening (36) of a...
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5879946 |
Monitoring of chemical additives
A method for allowing authentification of a bulk liquid e.g. petrol or another mineral oil based product, comprises introducing into the liquid a small amount of a chemiluminescent substance....
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5837195 |
Luminometer
A luminometer for determining the composition of a specimen sample includes an annular guide path for sample containing cuvettes within a light tight housing. A rotor moves spaced segments through...
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5798263 |
Apparatus for quantifying dual-luminescent reporter assays
The presently disclosed invention is drawn to an automatic luminometer apparatus capable of measuring two distinct luminescent reactions from within a single, non-compartmentalized sample...
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5723342 |
Electrochemiluminesence assay
Method for measuring electrochemiluminescent phenomena at low temperatures using alkali chlorides at an increased pH and/or with a reduced initial voltage and reagents and apparatus suitable for...
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5720922 |
Instrument incorporating electrochemiluminescent technology
An apparatus as provided for use in carrying out electrochemiluminescence test measurements. The apparatus includes a fluid container having an inlet for introducing an electrochemiluminescence...
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5714388 |
Apparatus and method for detecting chemiluminescent light
The apparatus for detecting chemiluminescent light is a component of a luminometer that can be incorporated in a sample analysis system. Such apparatus, also referred to as a fiber optic read-head,...
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5682232 |
Microplate light-obstruction device and light-emission measuring apparatus
A light-emission measuring apparatus which is capable of eliminating various secondary problems in addition to shutting off strong light from the external and preventing crosstalk. The...
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5677192 |
Electrochemiluminescence assay
Method for measuring electrochemiluminescent phenomena using certain detergents and, if necessary, alkali chlorides and reagents suitable for this purpose.
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5659173 |
Converting acoustic energy into useful other energy forms
Sonoluminescence is an off-equilibrium phenomenon in which the energy of a resonant sound wave in a liquid is highly concentrated so as to generate flashes of light. The conversion of sound to...
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5653539 |
Method and apparatus for remotely measuring the temperature of a surface
A method and apparatus for measuring the temperature profile of a surface exhibiting spatial and/or temporal variations in temperature, e.g., the surface of a machine or a biological system, is...
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5637874 |
Apparatus and method for measuring chemiluminescence
The present invention provides a chemiluminescence measuring apparatus which is small in size and high in operability and has a function of performing accurate quantitative analysis and the like....
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5611994 |
Luminometer
An improved luminometer is provided which uses a top loading plate carrier which receives a microtitration plate and uses a mask having an aperture corresponding to each test cell in the plate...
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5597910 |
Electrochemiluminescent label for DNA probe assays
This invention relates to a new electrochemiluminescent (ECL) label for oligonucleotides using phosphoramidite chemistry.
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5543112 |
Apparatus and methods for carrying out electrochemiluminescence test measurements
An apparatus for conducting measurements of electrochemiluminescence including a movable sample container support in the form of a carousel having a plurality of spaced apart support positions, an...
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5538687 |
Apparatus for generating optically detectable signals by applying electrical potentials to sample liquids
The invention addresses a measuring cell and a process for carrying out electrochemiluminescence measurements (ECL). The measuring cell has a sample space in which there are disposed a working and...
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5451788 |
Chemiluminescent detector
A chemiluminescent detector having a first reflective layer; a second transparent layer; the first reflective layer having cut therein a first sample flow path; an exhaust flow path and a reagent...
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5447687 |
Luminometer
A method and apparatus for determining a plurality of substances or constituents of a specimen sample includes the steps of placing a single specimen sample in a reaction vessel or test tube and...
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5422075 |
Chemical luminescence-detecting apparatus with multiple sensors
The present invention relates to a chemical luminescence-detecting apparatus that is provided with a plurality of optical detectors different in sensitivity in the vicinity of a photometric cell. A...
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5371350 |
Highly sensitive electronic device for measuring extremely faint light emissions
An electronic device for measuring extremely faint light emissions comprises a photomultiplier tube surrounded by a sleeve made of a material which is a good heat conductor, cooled to a low...
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5340747 |
Diagnostic microbiological testing apparatus and method
A diagnostic microbiological testing apparatus and method includes at least one test tray including a plurality of reaction chambers, a light source disposed proximate to the test tray for...
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5332905 |
Apparatus and method for multiple emission ratio photometry and multiple emission ratio imaging
The concentration of at least one luminescence-affecting chemical species in at least one location in a sample capable of emitting luminescent radiation can be determined using multiple luminescent...
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5321261 |
Normalization technique for photon-counting luminometer
A normalization system for multi-photodetector single photon counting luminescent measuring systems and a standard for use in the same. The method comprises calculating one or more counting ratios...
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5319436 |
Microplate farming wells with transparent bottom walls for assays using light measurements
A microplate forms a multiplicity of sample wells for holding samples to be assayed by light emissions or light transmission. The plate comprises an upper plate forming the side walls of the sample...
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5296191 |
Method and apparatus for conducting electrochemiluminescent measurements
A method and apparatus for triggering and measuring electrochemiluminescent phenomena using a voltage waveform applied at the voltammetric working electrode which improves the precision and...
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5290513 |
Radiation measuring device, particularly for luminescence measurements
A radiation measuring apparatus for performing measurements on samples contained in a plurality of sample containers disposed in the form of a matrix on a holder plate, the apparatus including a...
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5250259 |
Chemiluminescent detector
A chemiluminescent detector is formed on a single crystal silicon substrate. A reaction unit is formed on and integral with a substrate. The reaction unit is for mixing a test sample with a...
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