Patent application number | Description | Published |
20080206791 | METHOD FOR DETECTING AN UNKNOWN CONTAMINANT CONCENTRATION IN A SUBSTANCE - A method for determining a concentration of a contaminant in a first sample, the method including producing the first sample, including adding a plurality of immuno-beads to a test substance; exposing a crystal microbalance immunosensor to the first sample; determining a change in a first motional resistance of the crystal microbalance immunosensor following exposure to the first sample (ΔR | 08-28-2008 |
20090239912 | CONCENTRATED, NON-FOAMING SOLUTION OF QUATERNARY AMMONIUM COMPOUNDS AND METHODS OF USE - A concentrated quaternary ammonium compound (QAC) solution comprising a QAC with a concentration from greater than about 10% by weight and at least one solubility enhancing agent, such as an alcohol, is disclosed. A diluted QAC solution is used to contact food products to prevent microbial growth on the food products from a broad spectrum of foodborne microbial contamination. A method of contacting the food products with the dilute QAC for an application time of at least 0.1 second is disclosed. The foods that can be treated by this method are meat and meat products, seafood, vegetables, fruit, dairy products, pet foods and snacks, and any other food that can be treated and still retain its appearance and texture. One of the treatment methods is spraying and misting the QAC solutions on the food products for an application time of at least 0.1 second to prevent broad spectrum foodborne microbial contamination. | 09-24-2009 |
20100120016 | METHODS AND SYSTEMS FOR DETECTION OF CONTAMINANTS - An impedance biosensor for detecting a contaminant in a starting material, the biosensor comprising a housing, an input device supported by the housing, an output device supported by the housing, a microfluidic cell supported by the housing, the starting material being engagable with the microfluidic cell, and an impedance analyzer supported by the housing and operable to measure impedance of the starting material to detect the presence of a contaminant. | 05-13-2010 |
20100285522 | Versatile Multichannel Capillary Biosensor System - The multichannel capillary biosensor system includes a selecting valve system for selection of the sample or a reagent. The selecting valve system is connected to a second valve system accommodating a sensing channel and a first bypass channel. The second valve system is connected to a directing valve system having at least two positions, with a first position being connected to a second bypass channel and a second position being connected to a detector for detecting the analyte. The device has a pump connected at one end to the second bypass channel and the detector and at a second end to a waste vessel. The device also has a control system for controlling the device. The analyte can be selected from the group of microorganisms, macromolecules, and small molecules. | 11-11-2010 |
20110165555 | Capillary-Column-Based Bioseparator/Bioreactor with an Optical/Electrochemical Detector for Detection of Microbial Pathogens - The present invention is directed to satisfying the need to detect microbial contamination of food products. The described bioseparator/bioreactor coupled with an optical/electrochemical biosensor was able to specifically detect | 07-07-2011 |
20120071521 | CONCENTRATED, NON-FOAMING SOLUTION OF QUATERNARY AMMONIUM COMPOUNDS AND METHODS OF USE - A concentrated quaternary ammonium compound (QAC) solution comprising a QAC with a concentration greater than about 10% by weight and at least one solubility enhancing agent, such as an alcohol, is disclosed. A diluted QAC solution is useful on food products to prevent microbial growth on the food from a broad spectrum of foodborne microbial contamination. Also disclosed is a method of contacting food products with the dilute QAC for an application time of at least 0.1 second. Foods that can be treated by this method are meat and meat products, seafood, vegetables, fruit, dairy products, pet foods and snacks, and any other food that can be 10 treated and still retain its appearance and texture. One of the treatment methods is spraying and misting the QAC solutions on the food products for an application time of at least 0.1 second to prevent broad spectrum foodborne microbial contamination. | 03-22-2012 |
Patent application number | Description | Published |
20090136413 | Method for enhanced synthesis of carbon nanostructures - A method of significantly improving carbon nanotube or carbon nanofiber yield from catalytic chemical vapor deposition of a carbon-containing gas comprising at least one hydrocarbon with the assistance of a proper amount of carbon dioxide (CO | 05-28-2009 |
20090257945 | METHODS OF MAKING HORIZONTALLY ORIENTED LONG CARBON NANOTUBES AND APPLICATIONS OF SAME - An apparatus and method for synthesizing nanostructures in a reactor having a reaction zone and a conductive susceptor positioned in the reaction zone. In one embodiment, the method has the steps of placing a semiconductor plate having a film of a catalyst in the reaction zone such that the semiconductor plate is supported by the conductive susceptor; transporting a gas mixture having a feedstock gas having hydrocarbon and a carrier gas into the reaction zone of the chamber; inductively heating the reaction zone; and regulating the heating so that the temperature of the conductive susceptor increases from a first temperature to a second temperature when the gas mixture is introduced into the cavity of the chamber to allow nanostructures to be grown from the interaction of the gas mixture with the film of a catalyst of the semiconductor plate. | 10-15-2009 |
20100113861 | METALLIC NANOPARTICLES WITH COATED SHELLS AND APPLICATIONS OF SAME - A process or method for treating cancer. In one embodiment, the method includes the steps of providing a plurality of metallic nanoparticles, wherein each of the plurality of metallic nanoparticles has a core formed with a first metallic material, and a shell formed with a non-metallic material containing carbon, and wherein the shell is formed to enclose the metallic core completely, introducing said metallic nanoparticles into a mammal such that said metallic nanoparticles selectively target at least one type of cancerous cell, and subsequently applying at least one radio frequency of electromagnetic waves to said mammal for a period of time effective to induce skin currents in the cores of the first metallic material of said metallic nanoparticles to cause heat generated locally around targeted at least one type of cancerous cell to kill said cancerous cell. | 05-06-2010 |
20110024792 | Photovoltaic Device Using Single Wall Carbon Nanotubes and Method of Fabricating the Same - A photovoltaic device and methods for forming the same. In one embodiment, the photovoltaic device has a silicon substrate, and a film comprising a plurality of single wall carbon nanotubes disposed on the silicon substrate, wherein the plurality of single wall carbon nanotubes forms a plurality of heterojunctions with the silicon in the substrate. | 02-03-2011 |
20130136696 | METALLIC NANOPARTICLES WITH COATED SHELLS AND APPLICATIONS OF SAME - A process or method for treating cancer. In one embodiment, the method includes the steps of providing a plurality of metallic nanoparticles, wherein each of the plurality of metallic nanoparticles has a core formed with a first metallic material, and a shell formed with a non-metallic material containing carbon, and wherein the shell is formed to enclose the metallic core completely, introducing said metallic nanoparticles into a mammal such that said metallic nanoparticles selectively target at least one type of cancerous cell, and subsequently applying at least one radio frequency of electromagnetic waves to said mammal for a period of time effective to induce skin currents in the cores of the first metallic material of said metallic nanoparticles to cause heat generated locally around targeted at least one type of cancerous cell to kill said cancerous cell. | 05-30-2013 |