Patent application number | Description | Published |
20090088338 | MULTI-CHANNEL MICROARRAY APPARATUS AND METHODS - A multi-channel microarray reader has a light source carried by a first supporting stage, a second supporting stage having a plurality of reaction assembly receiving positions, each position to receive a reaction assembly, wherein each reaction assembly includes a reaction chamber and an optical substrate to support a microarray chip, and wherein the reaction chamber and the optical substrate encapsulate a buffer solution. The reader also includes an imaging sensor positioned to detect fluorescence emitted from a single microarray chip and a motion control module to position at least one of the first and second supporting stages to cause a selected microarray chip to receive energy emitted from the light source and to position the imaging sensor to receive fluorescence from that microarray chip. | 04-02-2009 |
20090288953 | APPARATUS AND METHOD OF USING POROUS MATERIAL FOR ANTIGEN SEPARATION, IDENTIFICATION, AND QUANTIFICATION WITH ELECTROPHORESIS TECHNIQUES - An apparatus includes a porous membrane for retaining antigens from a sample as the sample passes through the membrane. The apparatus also includes a first binding region within the membrane. The first binding region includes antibodies associated with a first antigen of interest. At least some of the antigens retained in the membrane are brought into contact with the first binding region by applying an electrophoresis field across the membrane. The porous membrane could also include an electrophoresis buffer. A presence of the first antigen of interest could be detected by exposing the first binding region to a chemiluminescent reagent, and a quantity of the first antigen of interest could be determined by performing a chemiluminescent assay on the binding region. | 11-26-2009 |
20100006148 | SOLAR CELL WITH POROUS INSULATING LAYER - Disclosed are solar cells and methods for making solar cells. An example solar cell may include an electron conductor layer. The solar cell may also include a hole conductor layer. An insulating layer may be disposed between the electron conductor layer and the hole conductor layer. The insulating layer may have a plurality of pores. Absorber material may be disposed at least partially within at least some of the plurality of pores. | 01-14-2010 |
20100101636 | SOLAR CELL HAVING SUPPLEMENTARY LIGHT-ABSORBING MATERIAL AND RELATED SYSTEM AND METHOD - A solar cell includes an electron conductor, a plurality of quantum dots on a surface of the electron conductor forming a quantum dot layer, and a supplemental light-absorbing material in one or more gaps in the quantum dot layer. The supplemental light-absorbing material is capable of absorbing light that passes through the one or more gaps in the quantum dot layer and converting the absorbed light into holes and electrons. The supplemental light-absorbing material may also inhibit a hole conductor from coming into contact with the electron conductor. The supplemental light-absorbing material could include one or more polymers, semiconductors, fluorophores, metal particles, nanowires, nanotubes, and nanoparticles. The supplemental light-absorbing material could also include one or more supplementary quantum dots attached to the electron conductor through one or more linkers, where electrons generated by the one or more supplementary quantum dots are transferred to the electron conductor through the one or more linkers. | 04-29-2010 |
20100105032 | HIGHLY SENSITIVE MULTIPLEX SINGLE NUCLEOTIDE POLYMORPHISM AND MUTATION DETECTION USING REAL TIME LIGASE CHAIN REACTION MICROARRAY - A method and apparatus for real-time, simultaneous, quantitative measurement of one or more single nucleotide polymorphisms in one or more target nucleic acids is provided. This method involves combining a ligase chain reaction (LCR), a ligase detection reaction (LDR), and/or a polymerase chain reaction (PCR) technique with an evanescent wave technique. | 04-29-2010 |
20100105575 | SINGLE NUCLEOTIDE POLYMORPHISM GENOTYPING DETECTION VIA THE REAL-TIME INVADER ASSAY MICROARRAY PLATFORM - A method and apparatus for real-time, simultaneous, quantitative measurement for detecting a single nucleotide polymorphism in a target nucleic acid is provided. This method involves combining a polymerase chain reaction (PCR) technique with invader assay technique. | 04-29-2010 |
20100275985 | ELECTRON COLLECTOR AND ITS APPLICATION IN PHOTOVOLTAICS - Photovoltaic cells and methods for manufacturing photovoltaic cells. An example photovoltaic cell may include an electron conductor, a hole conductor and an active region situated therebetween. The electron conductor may include a nanowire array and a sheath disposed over the nanowire array. The nanowire array may include a material having an electron mobility that is greater than the electron mobility of the sheath. The sheath may have a density of states that is greater than the density of states of the nanowire array. | 11-04-2010 |
20100313957 | QUANTUM DOT SOLAR CELLS - Solar cells and methods for manufacturing solar cells and/or components or layers thereof are disclosed. An example method for manufacturing a multi-bandgap quantum dot layer for use in a solar cell may include providing a first precursor compound, providing a second precursor compound, and combining a portion of the first precursor compound with a portion of the second precursor compound to form a multi-bandgap quantum dot layer that includes a plurality of quantum dots that differ in bandgap. | 12-16-2010 |
20110091916 | LUCIFERIN-LUCIFERASE BASED MICRODEVICE FOR BIOSENSING - A method and apparatus for determining the concentration of one or more microbes in a sample is provided. This method involves filtering a sample through a filter inside a sample tube to retain the one or more microbes on the filter. The resulting filtrate, which contains or produces adenosine triphosphate, is passed through the sample tube and enters the reporter region. In the reporter region, the adenosine triphosphate in the filtrate comes in contact with a transparent porous matrix, which includes a luciferin-luciferase complex. The adenosine triphosphate interacts with the luciferin-luciferase complex to provide light response, which is measured by a detector. The light response is compared with a calibration curve to determine the total concentration of one or more microbes in a sample. | 04-21-2011 |
20110111392 | INTEGRATED ENHANCED CHEMILUMINESCENCE BIOSENSORS - A method and apparatus for determining the concentration of an analyte in a sample is provided. This method involves combining enhanced chemiluminescence with microchip capillary electrophoresis or microchip liquid chromatography. | 05-12-2011 |
20110139233 | QUANTUM DOT SOLAR CELL - Quantum dot solar cells with enhanced efficiency are disclosed. An example solar cell includes an electron conductor layer, a quantum dot layer and a hole conductor layer. The electron conductor layer may include a plurality of nanoparticles having an average outer dimension that is greater than about 25 nanometers. The hole conductor layer may include an electrolytic salt, and/or a low surface tension solvent, as desired. | 06-16-2011 |
20110142725 | AIR PURIFICATION APPARATUS AND METHOD OF FORMING THE SAME - A photocatalytic air purification apparatus and method of fabricating the same. The apparatus may be configured to include a light source surrounded by one or more porous plate substrates. An inner and outer surface of each plate substrate may be coated with a photocatalyst material. The light source may be placed in a direction parallel to the direction of an air flow and in optical proximity to the plate substrates in order to activate the photocatalyst coating. The photocatalyst coating associated with the plate substrates may be activated by absorbing light with a wavelength shorter than a cut-off activation wavelength from the light source in order to capture and decompose organic components and airborne pollutants in the air by the activated photocatalyst. | 06-16-2011 |
20110146777 | COUNTER ELECTRODE FOR SOLAR CELL - Disclosed are solar cells and methods for making solar cells. Also disclosed are counter electrodes for solar cells including dye-sensitized and/or nanocrystal-sensitized solar cells. An example counter electrode for a solar cell may include a substrate, a microstructured template disposed on the substrate, and a layer of catalytic material disposed on the microstructured template. | 06-23-2011 |
20130034470 | LED ACTIVATED PHOTOCATALYST AIR FILTER - The present disclosure provides devices and methods for making a light emitting diode (LED) activated photocatalyst air filter. One or more embodiments include a filter material that includes a photocatalyst, and a frame that includes an array of a number of LEDs positioned on the frame to project a wavelength of light directed toward the filter material, wherein the array of LEDs is positioned a distance from the filter material. | 02-07-2013 |
20130040295 | METHOD TO INCREASE DETECTION EFFICIENCY OF REAL TIME PCR MICROARRAY BY QUARTZ MATERIAL - A reactor for the quantitative analysis of target nucleic acids using an evanescent wave detection technique and a method for the quantitative analysis of target nucleic acids are provided. The reactor includes a substrate with a cavity, a buffer layer arranged over the substrate, a quartz cover plate arranged over the buffer layer, and inlet and outlet ports. The reactor is thermally and chemically stable for PCR processing and suitable for an evanescent wave detection technique. | 02-14-2013 |
20130104987 | SOLAR CELL WITH ELECTRON INHIBITING LAYER | 05-02-2013 |
20130130937 | SAMPLE HOLDER FOR MICROARRAY READER BASED ON EVANESCENT WAVE BIOSENSOR - A microarray reader ( | 05-23-2013 |
20140001376 | END OF SERVICE LIFE INDICATOR FOR ORGANIC VAPOR RESPIRATOR FILTER CARTRIDGE | 01-02-2014 |