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US20090283421 Invention Concerning Gas Sensors  
The invention at hand concerns a novel class of gas sensors, in particular for hydrogen or hydrogen-containing fluids (gases or liquids), such as hydrocarbons, hydrogen sulphides or more complex...
US20090260984 Ultra-Sensitive Simultaneous Electrochemical Determination of Arsenic, Mercury and Copper  
A sensor for the simultaneous detection of inorganic contaminants, As (III), Hg (II) and Cu (II) in water and having a limit of detection of 0.02 ppb, comprising a conducting support having a layer...
US20090242430 Electronic Methods for the Detection of Analytes  
The present invention is directed to the detection of target analytes using electronic techniques, particularly AC techniques.
US20090242427 GAS SENSOR, CONTROL DEVICE THEREOF AND METHOD OF MEASURING NOx CONCENTRATION  
A gas sensor for measuring NOx concentration in measurement gas based on sensor output depending on an amount of detected oxygen includes an oxygen concentration control part for controlling oxygen...
US20090242425 ANALYTE SENSOR  
Systems and methods of use for continuous analyte measurement of a host's vascular system are provided. In some embodiments, a continuous glucose measurement system includes a vascular access...
US20090223833 Environmental damage sensor  
A sensor apparatus for measuring environmental degradation of a structures making use of exposed sacrificial material coupons mounted in the immediate vicinity of magnetic sensor elements in the...
US20090223822 METHOD FOR PRETREATMENT OF ELECTROPHORESIS, SUBSTRATE FOR ANALYSIS, AND PRETREATMENT APPARATUS FOR ELECTROPHORESIS  
A sample ( 14 ) is supplied into a sample reservoir ( 8 ) (see (A)). A voltage is applied by an electrode ( 20 ) to introduce the sample into a capillary ( 6 ) filled with a separation medium (see...
US20090215156 Method for Fabricating Nanogap and Nanogap Sensor  
The present invention relates to a method of fabricating a nanogap and a nanogap sensor, and to a nanogap and a nanogap sensor fabricated using the method. The present invention relates to a method...
US20090202880 ELECTROCHEMICAL MEDIATORS  
A redox mediator is a hyperbranched polymer having redox moieties (e.g. ferrocene) incorporated into its structure and/or chemically bonded to its periphery. It is attached to an electrode and...
US20090194432 System and Methods for Determination of Analyte Concentration Using Time Resolved Amperometry  
A method for determining a concentration of an analyte is disclosed. The method includes applying a potential excitation to a fluid sample containing an analyte and determining if a current decay...
US20090188813 NOx SENSOR AND PRODUCTION METHOD THEREOF  
A NOx sensor includes a sensor element equipped with first and second pumping cells to define first and second measurement chambers. The first pumping cell exerts an oxygen pumping action against...
US20090188811 PREPARATION AND MAINTENANCE OF SENSORS  
Apparatus and methods are described for preparing, maintaining, and stabilizing sensors. The apparatus and methods for preparing sensors for use are utilized in advance of the sensor being removed...
US20090184004 SYSTEM AND METHOD FOR MEASURING AN ANALYTE IN A SAMPLE  
Methods of determining a corrected analyte concentration in view of some error source are provided herein. The methods can be utilized for the determination of various analytes and/or various...
US20090184000 Electrochemical Sensor System Using a Substrate With at Least One Aperture and Method of Making the Same  
An electrochemical sensor system is adapted to assist in determining an analyte concentration of a fluid. The electrochemical sensor system comprises a substrate, conductive material and a hydrogel...
US20090178935 Miniaturised Biosensor with Optimized Amperometric Detection  
A method to optimize the amperometric detection in a microsystem consists in limiting the detection to times when the diffusion layer ( 18 - 20 ) of the analyte to detect remains smaller than the...
US20090178921 ELECTRO-CHEMICAL SENSOR  
An electro-chemical sensor is described having two molecular redox systems one being sensitive the other insensitive to the species to be detected and both being covalently bound to a polymer and...
US20090159464 Electrode preconditioning  
An electrochemical sensing method comprising: (a) providing an electrochemical cell having a working electrode and a pseudo reference electrode; (b) providing a sample comprising a metal, the...
US20090152130 Gas sensor and method for detecting particles in a gas flow  
A gas sensor 10 for detecting particles in a gas stream has a first electrochemical pump cell 14, which has a measuring chamber 16 in which a first electrode 18 is disposed to pump particles...
US20090152109 MICROELECTRODE ARRAY  
Microelectrode comprising a body formed from electrically non-conducting material and including at least one region of electrically conducting material and at least one passage extending through...
US20090145773 Membrane Cycle Cleaning  
Method and apparatus for cleaning a membrane system by using electrolysis to replenish the quantity and quality of the disinfectant solution. An electrolytic cell is preferably mounted in a...
US20090145755 Wear-resistant electrochemical test sensor and method of forming the same  
An electrochemical test sensor includes a base, a generally hard electrically-conductive layer, an electrochemically-active layer, and a lid. The electrically-conductive layer is located between...
US20090134043 NON-BIOFOULING, UNIVERSAL REDOX ELECTRODE AND MEASUREMENT SYSTEM  
A universal reduction-oxidation (redox) electrode allows for the temporal measurement of the redox potential of a variety of biological or environmental fluids or tissues, and assists in the...
US20090127111 Water-Proof Electrochemical Sensor  
A water-proof electrochemical sensor for in situ analysis and real-time monitoring of chemical and biological compounds in a liquid analyte, such as a water column, or a water column/sediment...
US20090120806 Method for Detecting Sample Supply Condition, and Analyzer  
The present invention relates to an analytical tool 1 which includes a flow path for moving a sample, and a working electrode 15 and a counter electrode 16 including active portions 15 c, ...
US20090114541 Method for Manufacturing Micro Wire, and Sensor Including the Micro Wire and Method for manufacturing the Sensor  
The present invention relates to a method for manufacturing a micro wire. More particular, the present invention relates to a method for manufacturing a micro wire, a sensor including the micro...
US20090097032 SURFACE PLASMON RESONANCE DETECTING APPARATUS AND METHOD THEREOF  
A surface plasmon resonance (SPR) detecting apparatus which controls the flow of fluid without using an additional pressure difference or pump is provided. The SPR detecting apparatus includes a...
US20090095641 SAMPLE FLUID TESTING DEVICE AND METHOD FOR ANALYZING A SAMPLE FLUID  
The invention refers to a sample fluid testing device for analyzing a sample fluid, comprising a test media tape ( 1 ) comprising a tape ( 2 ) and a plurality of test media portions ( 3 ), each...
US20090084677 GAS SENSOR CONTROL APPARATUS  
The gas sensor control apparatus is for controlling a gas sensor including a sensor element having a solid electrolyte layer, and first and second electrodes located on opposite sides of the solid...
US20090078030 Test Sensor With a Fluid Chamber Opening  
A test sensor adapted to assist in determining the analyte concentration in a fluid sample comprises a lid and a base. The lid has an upper lid surface and a lower lid surface. The lid has a first...
US20090072223 FIELD EFFECT TRANSISTOR USING CARBON NANOTUBE, METHOD OF FABRICATING SAME, AND SENSOR  
A field effect transistor according to the present invention includes a carbon nanotube of two or more walls having an inner wall and an outer wall, source and drain electrodes formed on both sides...
US20090071848 CERIUM OXIDE NANOPARTICLE REGENERATIVE FREE RADICAL SENSOR  
An electrochemical sensor system for sensing free radicals or materials which generate free radicals in solution includes a working electrode coated with a plurality of cerium oxide nanoparticles...
US20090057152 Two-dimensional control of electrochemical surface potentials  
A method for providing a two dimensional spatially varying surface potential on a surface of a conductive substrate and use thereof. The method comprises providing a conductive substrate having a...
US20090053583 GAS DIFFUSION ELECTRODE AND PROCESS FOR PRODUCING IT AND ITS USE  
The invention describes a process for producing a gas diffusion electrode which has a catalyst layer having a smooth surface, wherein the smooth surface of the catalyst layer is produced by...
US20090038938 MICROFLUIDIC CENTRAL PROCESSING UNIT AND MICROFLUIDIC SYSTEMS ARCHITECTURE  
A software-driven device named the Microfluidic Central Processing Unit (μfCPU). The device is a chamber encompassing a contiguous physical volume equipped with actuators (electrodes, pressure...
US20090038681 Ozone-treated carbon electrodes  
Ozone treated carbon electrodes can provide increased catalytic activity, such as in a dye-sensitized solar cell (DSSC) or other electrochemical device or other device that could benefit from an...
US20090032394 IONIC POLYMER DEVICES AND METHODS OF FABRICATING THE SAME  
An embodiment provides an ionic polymer device comprising two extended electrode layers comprising a plurality of conductive particles, wherein the plurality of conductive particles form a...
US20090026094 Two-pulse systems and methods for determining analyte concentration  
Methods and systems for determining the concentration of a analyte in a physiological fluid are provided. The method includes applying at least one first pulse at a first potential and at least one...
US20090026077 RAPID ELECTROCHEMICAL EVALUATION APPARATUS  
A system and method are provided for rapidly evaluating electrochemical components such as catalysts, electrodes, electrolyte, and membranes that delivers a high degree of accuracy and requires...
US20090026074 ELECTROCHEMICAL TEST STRIPS  
An easily manufactured electrochemical test strip is made with facing electrode but side by side connectors for insertion into an electrochemical test meter. Current is conducted from the electrode...
US20090020419 Physical Sensor And Method Of Process  
There is provided a physical sensor which ensures long-term reliability and can be miniaturized and increased in density, and a method of producing the same. A physical sensor includes a supporting...
US20090014325 ELECTRO-CHEMICAL SENSOR  
An electro-chemical sensor for methane is described having a catalyst to react methane or other low molecular weight hydrocarbons and a detector to detect the turnover or reaction rate and using...
US20090008250 Sensor element  
A sensor element for a sensor or measuring device for measuring fluids, with a housing, the interior of which is sealed toward the outside and through which the fluid to measured can flow, and with...
US20090008247 Composite Modified Electrode Strip  
The present invention provides a surface-modified electrode strip for measuring an electrochemical signal that is synergistically amplified by means of a nano-scaled gold particle layer and a...
US20090008246 Cartridge for Containing and Dispensing Test Sensors  
A cartridge comprises a plurality of test sensors, a housing and a window. The plurality of test sensors is adapted to be used in determining the concentration of an analyte of a fluid sample. The...
US20090000957 ELECTROCHEMICAL SYNTHESIS AND ELECTRICAL DETECTION OF POLYMERS WITH GEL-BASED BIO CHIP  
An embodiment of the invention relates to a biochip comprising at least two measurement electrodes, a synthesis electrode, a ground electrode, a gap between the at least two measurement electrodes,...
US20080314755 LAYERED ELECTROCATALYST FOR OXIDATION OF AMMONIA AND ETHANOL  
A layered electrocatalyst for oxidizing ammonia, ethanol, or combinations thereof, comprising: a carbon support integrated with a conductive metal; at least one first metal plating layer at least...
US20080314744 Interdigitated Microelectrode and a Process For Producing the Interdigitated Microelectrode  
An interdigitated microelectrode ( 2 ) comprising a substrate ( 4 ), a first layer ( 6 ) of a first metal on the substrate ( 4 ), and a second layer ( 8 ) of a second metal on the substrate ( 4 ),...
US20080305008 Micro-Fluidic Structures  
A micro-fluidic structure such as a bio-sensor device has a dispensing element for fluid and a destination zone in communication with, and downstream of, the dispensing element. A bridge structure...
US20080302658 OXIDE BODY, PIEZOELECTRIC DEVICE, AND LIQUID DISCHARGE DEVICE  
An oxide body formed of one or more of ferroelectric materials and antiferroelectric materials which exhibit asymmetric double hysteresis in a bipolar polarization-electric field characteristic...
US20080293997 Chemical Sensor  
A device for detecting an analyte present in a fluid includes a fluorous sensing phase into which the analyte enters selectively in comparison with other components of the fluid.
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