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Cathode patents



      
           
This page is updated frequently with new Cathode-related patent applications. Subscribe to the Cathode RSS feed to automatically get the update: related Cathode RSS feeds. RSS updates for this page: Cathode RSS RSS


Radiation tube and radiation imaging system using the tube

Organic electroluminescence device and electronic device

Strobe device

Date/App# patent app List of recent Cathode-related patents
08/21/14
20140235339
 Light source control device and game machine patent thumbnailnew patent Light source control device and game machine
A game machine has a game machine main body, a plurality of light sources arranged on the game machine main body, a light source control device that controls the plurality of light sources, and a rendition control unit that controls a rendition depending on a state of a game. Each of the plurality of light sources has an anode connected to any one of a plurality of first signal lines, a cathode connected to any one of a plurality of second signal lines, and a different combination of the connected first signal lines and the connected second signal lines..
08/21/14
20140234751
 Solid oxide fuel cell and manufacturing method thereof patent thumbnailnew patent Solid oxide fuel cell and manufacturing method thereof
There are provided a solid oxide fuel cell capable of firmly sealing an anode while simultaneously securing rigidity of an anode support structure, and a manufacturing method thereof. The solid oxide fuel cell includes an electrolyte layer, a cathode provided on one surface of the electrolyte layer, an anode provided on the other surface of the electrolyte layer, and at least one reinforcing member disposed within the anode to reinforce rigidity thereof..
08/21/14
20140234749
 Electrolyte membrane-electrode structure with resin frame for fuel cells patent thumbnailnew patent Electrolyte membrane-electrode structure with resin frame for fuel cells
An electrolyte membrane-electrode structure with a resin frame is provided with: an electrolyte membrane-electrode structure that is provided with an anode-side electrode and a cathode-side electrode, with a solid polymer electrolyte membrane being held therebetween; and a resin frame member that is arranged around the outer periphery of the solid polymer electrolyte membrane. An intermediate layer is continuously arranged: between an outer peripheral end portion of the cathode-side electrode and a first inner peripheral end portion of the resin frame member; on an outer peripheral end portion of the solid polymer electrolyte membrane, said outer peripheral end portion being exposed outside the outer peripheral end portion of the cathode-side electrode; and between an outer peripheral end portion of the anode-side electrode and a second inner peripheral end portion of the resin frame member..
08/21/14
20140234741
 Fuel cell apparatus patent thumbnailnew patent Fuel cell apparatus
A fuel cell apparatus includes a fuel cell generating electric power, and including a fuel electrode which includes an anode catalyst, which is disposed in one side of an electrolyte membrane, which is supplied with liquid fuel, and which discharges gas generated by a chemical reaction accelerated by the anode catalyst, and an oxidizing agent electrode which includes a cathode catalyst, which is disposed in the other side of the electrolyte membrane, and which is supplied with air, and a control unit controlling a load applied to the fuel cell. The control unit increases the load in at least one of two cases, one case being when electric power generated by the fuel cell lowers below a predetermined reference value and another case being at predetermined time intervals, and stops the increase of the load after elapsing a predetermined time period from the start of the increase of the load..
08/21/14
20140234740
 Direct oxidation fuel cell system with uniform vapor delivery of fuel patent thumbnailnew patent Direct oxidation fuel cell system with uniform vapor delivery of fuel
In one embodiment, a membrane electrode assembly of a fuel cell has an anode aspect and a cathode aspect. A fuel distribution structure is disposed adjacent to the anode aspect.
08/21/14
20140234733
 Cathode, lithium air battery including same, and preparation method thereof patent thumbnailnew patent Cathode, lithium air battery including same, and preparation method thereof
An air battery cathode including an organic-inorganic composite material including lyophobic nanopores, the organic-inorganic composite material including a porous metal oxide, and a lyophobic layer on a surface of a pore of the porous metal oxide and having a contact angle of greater than about 90°; and a binder. Also a lithium air battery including the cathode, and a method of manufacture the cathode..
08/21/14
20140234723
 Cathode unit for an alkaline metal/sulfur battery having an optimised arrester structure patent thumbnailnew patent Cathode unit for an alkaline metal/sulfur battery having an optimised arrester structure
The invention relates to a cathode unit for an alkaline metal/sulphur battery, containing a cathode arrester, which comprises a carbon substrate, and an electrochemically active component, which is selected from sulphur or an alkaline metal sulphide and is in electrically conductive contact with the carbon substrate.. .
08/21/14
20140234718
 Cathode active material and lithium secondary battery for controlling impurity or swelling including the same and method of preparing cathode active material with enhanced productivity patent thumbnailnew patent Cathode active material and lithium secondary battery for controlling impurity or swelling including the same and method of preparing cathode active material with enhanced productivity
Wherein a, x, y, w, m, a, z, and t are the same as defined in the specification.. .
08/21/14
20140234715
 Protective coatings for conversion material cathodes patent thumbnailnew patent Protective coatings for conversion material cathodes
Battery systems using coated conversion materials as the active material in battery cathodes are provided herein. Protective coatings may be an oxide, phosphate, or fluoride, and may be lithiated.
08/21/14
20140234707
 Carbon-sulfur composites encapsulated with polyelectrolyte multilayer membranes patent thumbnailnew patent Carbon-sulfur composites encapsulated with polyelectrolyte multilayer membranes
A carbon-sulfur composite coated with a membrane containing alternating layers of oppositely charged polyelectrolytes is provided. A cathode containing the coated carbon-sulfur composite and a battery constructed with the cathode are also provided..
08/21/14
20140234702
new patent Graphene oxide as a sulfur immobilizer in high performance lithium/sulfur cells
The loss of sulfur cathode material as a result of polysulfide dissolution causes significant capacity fading in rechargeable lithium/sulfur cells. Embodiments of the invention use a chemical approach to immobilize sulfur and lithium polysulfides via the reactive functional groups on graphene oxide.
08/21/14
20140234616
new patent Coating of substrates using hipims
A process and a device for coating a substrate (22) are described. In a vacuum chamber (10), a first magnetron cathode (24) is provided with a sputtering target (28) of a first metal composition comprising predominantly aluminium.
08/21/14
20140233696
new patent Radiation tube and radiation imaging system using the tube
A radiation tube includes a cathode unit including an electron source, and an anode unit including a target and a shield member arranged around the target. The target is to be irradiated with electrons emitted from the electron source to emit radiation.
08/21/14
20140233207
new patent Strobe device
A strobe device of the present invention includes a flash discharge tube having an anode electrode and a cathode electrode on both ends thereof, and a conductive reflector in contact with an outer peripheral surface of the flash discharge tube. The reflector houses a part of the flash discharge tube inside, and functions as an external trigger electrode.
08/21/14
20140233158
new patent Decoupling device
A decoupling device including a lead frame and at least one capacitor unit assembly is provided. The lead frame includes a cathode terminal portion and at least two opposite anode terminal portions located at two ends of the cathode terminal portion.
08/21/14
20140233157
new patent Low esr capacitor
An improved capacitor is provided wherein the improved capacitor has improved esr. The capacitor has a fluted anode and an anode wire extending from the fluted anode.
08/21/14
20140232762
new patent Organic light emitting display device, driving method thereof, and manufacturing method thereof
An organic light emitting diode (oled) display with improved long range uniformity, driving method and manufacturing method are disclosed. The oled display manufacturing method includes forming a first active pattern on a substrate, a gate insulating layer, a gate electrode overlapping at least a part of the first active pattern on the gate insulating layer and an interlayer insulating layer.
08/21/14
20140232547
new patent Led driving device, illuminator, and liquid crystal display device
The present invention provides a light emitting diode (led) driving device as a semiconductor device, which comprises: a direct current/direct current (dc/dc) controller, for controlling an output segment that is used to generate an output voltage from an input voltage and supply the output voltage to an led; an output current driver, for generating an output current of the led; and an led short-circuit detection circuit, for monitoring a cathode voltage of the led to perform an led short-circuit detection, wherein the led short-circuit detection circuit controls whether an action is performed or not according to a short-circuit detection enable signal input from outside the led driving device.. .
08/21/14
20140232480
new patent Clock apparatus
The invention provides a clock apparatus includes a clock source, a first resistor, a diode, an amplifier, and an oscillator. The current source provides a current, and the current has a first temperature coefficient.
08/21/14
20140232363
new patent Step-down regulator
The step-down regulator includes a first error amplifying circuit that receives a first reference voltage and the first voltage and supplies a first control signal to a control terminal of the first transistor so that the first reference voltage and the first voltage are equal to each other. The step-down regulator includes a second error amplifying circuit that receives a voltage at the second end of the current controlling circuit and a second reference voltage and supplies a second control signal to the current controlling circuit so that the voltage at the second end of the current controlling circuit and the second reference voltage are equal to each other.
08/21/14
20140232281
new patent Rectifier circuit and power source circuit
According to an embodiment, a rectifier circuit includes a first diode, a switching element, and a second diode. The first diode is connected between a first terminal and a second terminal so that a direction toward the first terminal from the second terminal is in a forward direction.
08/21/14
20140232280
new patent Rectifying circuit and power supply circuit
According to one embodiment, a rectifying circuit includes a diode, a switching element, a capacitor and an auxiliary winding. The diode is connected between a first terminal and a second terminal while a direction directed from the second terminal to the first terminal is a forward direction.
08/21/14
20140232031
new patent Method for producing a composite structure composed of porous carbon and electrochemical active material
In order to provide an inexpensive product composed of a porous carbon provided with electrochemical active material, said product being suitable particularly for use as a cathode or anode material for a secondary battery, a process comprising the following process steps is proposed: (a) producing a template from inorganic material by gas phase deposition, said template comprising a framework of pores and nanoparticles joined to one another, (b) coating the template framework with an electrochemical active material or a precursor thereof, (c) infiltrating the pores of the template with a precursor substance for carbon, (d) carbonizing the precursor substance to form a carbon layer, (f) removing the template.. .
08/21/14
20140231874
new patent Semiconductor device
A semiconductor device includes a hemt and a diode. The hemt includes: a substrate having a gan layer as a channel layer generating a two-dimensional electron gas and an algan layer as a barrier layer on the gan layer; a source electrode on the algan layer ohmic contacting the algan layer; a drain electrode on the algan layer apart from the source electrode and ohmic contacting the algan layer; an inter-layer insulating film on the algan layer between the source electrode and the drain electrode; and a gate electrode on the inter-layer insulating film.
08/21/14
20140231796
new patent Organic electronic device for lighting
There is provided an organic electronic device including an anode, a hole transport layer, an emissive layer, an electron transport layer, and a cathode. The emissive layer includes at least one first electroluminescent material and the electron transport layer includes at least one electron transport material and at least one second electroluminescent material.
08/21/14
20140231789
new patent Display panel, display unit, and electronic apparatus
There are provided a display panel, a display unit, and an electronic apparatus that make it possible to reduce a leakage current arising between adjacent pixels. The display panel includes a plurality of pixels at a display region.
08/21/14
20140231786
new patent Blue phosphorescent organic light emitting device having a minimal lamination structure
Disclosed is a blue phosphorescent organic light emitting device having a minimal lamination structure. The device includes an anode; an emitting layer formed on the anode and including a host and a dopant; an electron transport layer formed on the emitting layer; and a cathode formed on the electron transport layer.
08/21/14
20140231769
new patent Organic electroluminescence device and electronic device
An organic electroluminescence device includes: a cathode; an anode; and an organic layer having one or more layers and provided between the anode and the cathode, in which the organic layer includes an emitting layer, and the emitting layer includes a first host material, a second host material and a phosphorescent dopant material. The first host material is a compound represented by a formula (1) below.
08/21/14
20140231753
new patent Multi-color light emitting diode and method for making same
A color light-emitting diode using a blue light component to produce red light and green light is disclosed. A blue-light emitting material is provided between a cathode layer and an anode layer for emitting the blue light component.
08/21/14
20140231262
new patent Electrolytic production of powder
A method of producing metallic powder comprises steps of arranging a volume of feedstock comprising a plurality of non-metallic particles within an electrolysis cell, causing a molten salt to flow through the volume of feedstock, and applying a potential between a cathode and an anode such that the feedstock is reduced to metal. In preferred embodiments the feedstock is a plurality of discrete powder particles and these particles are reduced to a corresponding plurality of discrete metallic particles.
08/21/14
20140231253
new patent Lead-free electrochemical galvanic oxygen sensor
A lead-free, self-corrosion-free electrochemical galvanic oxygen sensor is provided. The preferred sensor includes a container, the container including a lead-free anode, an alkali electrolyte, a carbon platinized with platinum cathode and a nickel wire current collector, wherein the container further includes a diffusion barrier that causes the sensor to operate in the limiting current region..
08/21/14
20140231246
new patent Cathode-driven or assisted solar cell
In one form, a photoelectrochemical cell comprising a p-type sensitized photocathode including a sensitizer dye and a water-based electrolyte. In another form, the sensitizer dye and an adjacent semiconductor may have a reduction potential that is sufficiently high to either reduce a desired chemical feedstock in the cell or reduce protons in the water to hydrogen gas.
08/21/14
20140230790
new patent Electrodes for multi-point ignition using single or multiple transient plasma discharges
A device for providing ignition of a fuel-air mixture using a transient plasma discharge is provided. The device includes an anode coupled to receive a voltage; and a cathode disposed in proximity to the anode and coupled to a ground, wherein at least one of the anode and the cathode includes a protrusion that enhances an electric field formed between the anode and the cathode, the protrusion forming a sharp edge defining a plurality of points, each point forming a path of shortest distance between the anode and the cathode..
08/14/14
20140227870
Method of forming a through-silicon via utilizing a metal contact pad in a back-end-of-line wiring level to fill the through-silicon via
A method for fabricating through-silicon vias (tsvs) for semiconductor devices is provided. Specifically, the method involves utilizing copper contact pads in a back-end-of-line wiring level, wherein the copper contact pads act as cathodes for performing an electroplating technique to fill tsvs with plated-conductive material (e.g., copper) from an electroplating solution.
08/14/14
20140227828
Dye-sensitized solar cell and method for manufacturing the same
Provided is a dye-sensitized solar cell, and a method for manufacturing the same, that in a technology in which a current collector electrode is used instead of a transparent conductive film, can be manufactured by a simple cell producing operation and is capable of achieving a desirably thin thickness for the current collector electrode. A dye-sensitized solar cell 10 includes a transparent substrate 12 provided on the side where solar light is incident, a conductive substrate 14 that serves as a cathode and is provided opposite the transparent substrate 12, a porous semiconductor layer 16, a porous conductive metal layer 18 that serves as a current collector electrode, and a porous insulating layer 20.
08/14/14
20140227634
Gas-diffusion electrode
The invention relates to a gas-diffusion electrode provided with a sintered and cast gas-diffusion layer having a high elastic modulus. The electrode is useful as hydrogen-consuming anode or oxygen-consuming cathode of depolarised electrolytic cells such as electrowinning, chlor-alkali or electrodialysis cells..
08/14/14
20140227624
Electrolyte formation for a solid oxide fuel cell device
A method of fabricating a ssz/sdc bi-layer electrolyte solid oxide fuel cell, comprising the steps of: fabricating an nio-ysz anode substrate from a mixed nio and yttria-stabilized zirconia by tape casting; sequentially depositing a nio-ssz buffer layer, a thin ssz electrolyte layer and a sdc electrolyte on the nio-ysz anode substrate by a particle suspension coating or spraying process, wherein the layers are co-fired at high temperature to densify the electrolyte layers to at least about 96% of their theoretical densities; and painting/spraying a ssc-sdc slurry on the sdc electrolyte to form a porous ssc-sdc cathode. A ssz/sdc bi-layer electrolyte cell device and a method of using such device are also discussed..
08/14/14
20140227618
Fuel cell system
A fuel cell system includes at least one fuel cell and a humidifying device for humidifying a supply air flow flowing to a cathode chamber of the fuel cell by an exhaust air flow discharged from the cathode chamber of the fuel cell. The supply air flow and the exhaust air flow are separated from one another by water vapor-permeable membranes.
08/14/14
20140227609
Architectures for solid state batteries
Thin-film solid state batteries architectures and methods of manufacture are provided. Architectures include solid-state batteries with one or more cathodes, electrolytes, anodes deposited onto a substrate.
08/14/14
20140227606
All solid state battery and method for producing same
An all solid state battery can inhibit interface resistance between a cathode active material and a solid electrolyte material from increasing with time. The battery includes a cathode active material layer, an anode active material layer, and a solid electrolyte layer formed therebetween.
08/14/14
20140227598
Anode active material and metal ion battery prepared therewith
A main object of the present invention is to provide an anode active material capable of increasing energy density at the same time increasing battery safety, and a metal ion battery prepared with the anode active material. The present invention is an anode active material including an element that belongs to alunite group capable to insert and remove an ion(s) of at least one metal element selected from the group consisting of alkali metal elements and alkaline-earth metal elements, and a metal ion battery having a cathode, an anode, and an electrolyte filled between the cathode and the anode, the electrolyte conducting a metal ion(s), wherein the anode active material is contained in the anode..
08/14/14
20140227597
Cathode material for lithium ion secondary batteries, cathode member for lithium ion secondary batteries, and lithium ion secondary battery
A cathode material for a lithium ion secondary battery includes an oxide represented by a composition formula li2+x(m,ma)(si,mb)o4, wherein m represents at least one element selected from the group consisting of fe, mn, co and ni; ma and mb represent elements substituted for parts of m and si, respectively, to compensate for an electric charge equivalent to x of li+; and at least one of ma and mb is included. In the composition formula representing the oxide, 0<x≦0.25..
08/14/14
20140227596
Lithium ion secondary battery positive electrode material, lithium ion secondary battery positive electrode member, and lithium ion secondary battery
A cathode material for a lithium ion secondary battery includes an oxide represented by a composition formula li2-xmiiym(si,mb)o4, wherein mii represents a divalent element; m represents at least one element selected from the group consisting of fe, mn, co and ni; and mb represents, as an optional component, an element substituted for si to compensate for a difference between an electric charge of [li2]2+ and an electric change of [li2-xmiiy]n+ as needed. In the composition formula representing the oxide, x and y are −0.25<x≦0.25 and 0<y≦0.25..
08/14/14
20140227594
Precursor of cathode active material for a lithium secondary battery, method for manufacturing the precursor, cathode active material, and lithium secondary battery including the cathode active material
(0<x<1, 0≦y<1, 0.5≦1−x−y−z, 0≦z<1, and m is at least one kind of metal selected from the group consisting of al, mg, fe, cu, zn, cr, ag, ca, na, k, in, ga, ge, v, mo, nb, si, ti, and zr.). .
08/14/14
20140227591
Cathode
The present invention provides novel cathodes having a reduced resistivity and other improved electrical properties. Furthermore, this invention also presents methods of manufacturing novel electrochemical cells and novel cathodes.
08/14/14
20140227583
Method of preparing electrode assembly and electrode assembly prepared using the method
Provided are a method of preparing an electrode assembly, in which both sides of a single current collector are coated to form an anode and a cathode, and the current collector is then bent into a vertical sectional zigzag shape and integrated in a state of disposing a separator at interfaces between facing electrode patterns, an electrode assembly prepared by the above method, and a secondary battery comprising the electrode assembly.. .
08/14/14
20140227578
Lithium solid state battery
The problem of the present invention is to provide a lithium solid state battery in which reaction resistance is reduced. The present invention solves the above-mentioned problem by providing a lithium solid state battery including a cathode active material layer containing a cathode active material, an anode active material layer containing an anode active material, and a solid electrolyte layer formed between the above-mentioned cathode active material layer and the above-mentioned anode active material layer, wherein a reaction inhibition portion including a li ion conductive oxide having a b—o—si structure is formed at an interface between the above-mentioned cathode active material and a high resistive layer-forming solid electrolyte material that reacts with the above-mentioned cathode active material to form the high resistive layer..
08/14/14
20140227573
Electric device having round corner
Disclosed herein is an electric device having a curved structure formed at at least one position of an outside thereof, wherein at least one secondary battery having an external appearance corresponding to a shape of the curved structure is mounted at the position of the electric device at which the curved structure is formed and wherein the secondary battery is a battery cell having an electrode assembly including a cathode, an anode, and a separator disposed between the cathode and the anode mounted in a battery case or a battery pack having the battery cell mounted in a pack case.. .
08/14/14
20140227464
Multiple anode plasma for cvd in a hollow article
A method and apparatus for plasma enhanced chemical vapor deposition to an interior region of a hollow, tubular, high aspect ratio workpiece are disclosed. A plurality of anodes are disposed in axially spaced apart arrangement, to the interior of the workpiece.
08/14/14
20140226792
X-ray tube cooling by emissive heat transfer
An x-ray tube includes an evacuated envelope, and a cathode assembly and an anode assembly both disposed in the evacuated envelope. The cathode assembly includes a cathode shield, a supporting body disposed inside the cathode shield, and an electron source attached to the supporting body and partially enclosed by the cathode shield.
08/14/14
20140226791
X-ray tube
A sealed cold cathode x-ray tube for use in small x-ray source devices is provided. In one embodiment, a sealed cold cathode x-ray tube includes an elongate member, a cathode emitter, and an anode..
08/14/14
20140226787
Radiation generating apparatus and radiography system including the radiation generating apparatus
A radiation generating apparatus includes a cathode array including a plurality of electron emitting portions, and an anode array including a plurality of targets and a chained connection unit that connects the targets. The chained connection unit includes a plurality of shielding members and a thermal transfer member, the shielding members being arranged at locations corresponding to the locations of the respective targets, and the thermal transfer member having a thermal conductivity higher than a thermal conductivity of the shielding members.
08/14/14
20140226258
Capacitor array and method of manufacture
An improved array of capacitors is provided wherein the improvement includes improved electrical properties and improved packing density. The array has an anode foil and a dielectric on a surface of the anode foil.
08/14/14
20140225838
In-cell touch for led
A touch screen having touch circuitry integrated into a display pixel stackup. The touch screen can include a transistor layer, an led layer and a first layer.
08/14/14
20140225100
Organic electroluminescent device
An organic electroluminescent device having a capping layer composed of material having a high refractive index, excelling in thin film stability and durability and having no absorption in the respective wavelength ranges of blue, green, and red is provided to improve device characteristics of the organic electroluminescent device, particularly to greatly improve light extraction efficiency. The organic electroluminescent device has at least an anode electrode, a hole transport layer, a light emitting layer, an electron transport layer, a cathode electrode, and the capping layer in this order, wherein the capping layer contains an arylamine compound (x) having a structure in which two triphenylamine structures are joined within a molecule via a single bond or a divalent group that does not contain a heteroatom..
08/14/14
20140225085
Organoelectroluminescent element, and light emission device, display device, and illumination device in which said organoelectroluminescent element is used
An organoelectroluminescent element which can satisfy both a high external quantum efficiency and high power efficiency at the same time, which has on a substrate an anode, a first intermediate organic layer composed of at least one organic layer, a light-emitting layer, a second intermediate organic layer composed of at least one organic layer, and a cathode in this order, and in which light is extracted from the aforementioned anode side, wherein the aforementioned light-emitting layer contains a light-emitting material that is oriented in the horizontal direction with the substrate, the order parameter of the aforementioned light-emitting material in the aforementioned light-emitting layer is at least 0.7, and the relationship between the thickness t1 (nm) of the aforementioned first intermediate organic layer and the thickness t2 (nm) of the aforementioned second intermediate organic layer is such that 1.1<t1/t2<4.0 and also such that 20 nm<t2<80 nm.. .
08/14/14
20140225029
High energy cathode material
A composition for use in a battery electrode comprising a compound including lithium, manganese, nickel, and oxygen. The composition is characterized by a powder x-ray diffraction pattern having peaks including 18.6±0.2, 35.0±0.2, 36.4±0.2, 37.7±0.2, 42.1±0.2, and 44.5±0.2 degrees 2θ as measured using cu kα radiation..
08/14/14
20140224996
Method and apparatus for generation of a uniform-profile particle beam
The present invention pertains to an apparatus for generating a charged particle beam comprising a magnetic element for controlling the profile of the beam in a predetermined plane. A cathode can be provided for emitting charged particles and an anode for accelerating the charged particles along an axis of travel.
08/14/14
20140224663
Method of electrochemically depositing high-activity electrocatalysts
The method begins by forming a solution comprising catalyst precursors, electrolyte and a solvent. Electrodes are inserted into the solution comprising an anode electrode and a cathode electrode.
08/14/14
20140224648
Apparatus and method for treating aqueous solutions and contaminants therein
The present disclosure is generally directed to devices and methods of treating aqueous solutions to help remove or otherwise reduce levels, concentrations or amounts of one or more contaminants. The present disclosure relates to a system and apparatus which is adapted to receive components including at least one counterelectrode (e.g.
08/14/14
20140224507
Isolation devices having an anode matrix and a fiber cathode
A wellbore isolation device comprises: a first material and a second material, wherein the first material and the second material form a galvanic couple and wherein the first material is the anode and the second material is the cathode of the galvanic couple, and wherein the second material is a fiber or a plurality of fibers. A method of removing the wellbore isolation device comprises: contacting or allowing the wellbore isolation device to come in contact with an electrolyte; and causing or allowing at least a portion of the first material to dissolve..
08/14/14
20140224426
Substrate support unit and plasma etching apparatus having the same
A substrate support unit of an etching process chamber includes a substrate support portion configured to support a substrate, a cathode under the substrate support portion, the cathode including an upper surface portion under the substrate support portion, the upper surface portion being smaller than a size of the substrate, and a step portion positioned a step downward from an edge portion of the upper surface portion, and a focus ring at an edge portion of the substrate, the focus ring being on the step portion and encompassing a side wall of the step portion and an edge portion of the substrate, the focus ring being configured to make a uniform distribution of an electric field on the substrate.. .
08/07/14
20140222358
Cell performance estimation method and cell performance estimation apparatus
According to one embodiment, a cell performance estimation method includes storing data obtained by measuring a cell temperature, an electric current, and a voltage while a secondary cell is charged or discharged, estimating an internal resistance value of the cell by using the cell temperature data, the electric current data, and the voltage data, and predetermined data indicating a relationship between a charged capacity and open circuit voltages of a cathode active material and anode active material, calculating a reaction resistance component, an ohmic resistance component, and a diffusion resistance component from the estimated internal resistance value and correcting the estimated internal resistance value based on a value obtained by correcting the reaction resistance component, the ohmic resistance component, and the diffusion resistance component in accordance with a temperature, and adding up the corrected values.. .
08/07/14
20140220731
Binder-free process for preparing photoanode of flexible dye-sensitized solar cell
The present invention provides a binder-free process for preparing a photoanode of flexible dye-sensitized solar cell, comprising: (a) preparing a tio2 suspension fluid comprising tio2, acetylacetone and anhydrous ethanol; (b) preparing a charge solution comprising iodine, ketone and deionized water; (c) mixing said tio2 suspension fluid and said charge solution to obtain an electrophoresis suspension; (d) soaking a substrate and a cathode into the electrophoresis suspension and proceeding electrophoresis to obtain an tio2 deposited substrate, in which said substrate and said cathode are flexible; (e) heating the tio2 deposited substrate; and (f) compressing the heated tio2 substrate to obtain the photoanode.. .
08/07/14
20140220473
Fuel cell assembly
The invention relates to fuel cell assemblies, and in particular to improvements relating to sealing of such assemblies, embodiments of which include a fuel cell assembly (200) comprising a membrane electrode assembly (104), a cathode separator plate (208) having a series of corrugations extending, and providing air flow paths, between first and second opposing edges of the plate, a gasket (105) providing a fluid seal around a peripheral edge of the membrane electrode assembly (104) between the separator plate (208) and the membrane electrode assembly (104) and a metal shim (107) disposed between the gasket (105) and the separator plate (208) over the peripheral edge of the membrane electrode assembly (104).. .
08/07/14
20140220470
Fuel cell system
A fuel cell system including a fuel cell that receives a supply of an anode gas and a cathode gas and generates power is provided. The fuel cell system includes a water content calculation unit configured to calculate a water content of the fuel cell, an internal impedance calculation unit configured to calculate an internal impedance of the fuel cell, and a starting temperature calculation unit configured to calculate a fuel cell temperature at a start of the system, based on the water content of the fuel cell as of a last time the system was stopped, and the internal impedance of the fuel cell at the start of the system..
08/07/14
20140220466
Fuel cell system
A fuel cell (fc) system operating as its own hydrogen leak detector. The system including at least one cathode and cathode conduit for passage of oxidant to to the cathode and a housing containing one or more fcs and defining a plenum around the fc.
08/07/14
20140220454
Battery and method of manufacturing the same
A battery capable of improving ionic conduction is provided. The battery includes a cathode, an anode, and a solid electrolyte layer.
08/07/14
20140220452
Lithium secondary battery
Since the lithium secondary battery of the present invention may prevent the movement of metal ions dissolved from a cathode to an anode or reduce the precipitation of metal on the anode, the lifetime of the battery may not only be improved but capacity characteristics of the battery may also be excellent even in the case in which the battery is charged at a high voltage as well as normal voltage.. .
08/07/14
20140220451
High-voltage lithium secondary battery
Provided are a lithium secondary battery including a cathode, an anode, a separator, and a gel polymer electrolyte, wherein the gel polymer electrolyte includes an acrylate-based polymer and a charge voltage of the battery is in a range of 4.3 v to 5.0 v, and a method of preparing the lithium secondary battery. A high-voltage lithium secondary battery of the present invention has excellent capacity characteristics at a high voltage of 4.3 v or more..
08/07/14
20140220450
Non-aqueous electrolyte for rechargeable magnesium ion cell
An electrolyte for use in electrochemical cells is provided. One type of non-aqueous magnesium electrolyte comprises: at least one organic solvent; at least one electrolytically active, soluble, inorganic magnesium salt complex represented by the formula: mgnzx3+(2*n), in which z is selected from a group consisting of aluminum, boron, phosphorus, titanium, iron, and antimony; x is a halogen and n=1-5.
08/07/14
20140220446
Positive electrode material for lithium ion secondary batteries, positive electrode member for lithium ion secondary batteries, lithium ion secondary battery, and method for producing positive electrode material for lithium ion secondary batteries
A cathode material for a lithium ion secondary battery is a composite grain including an oxide and a carbon material. The oxide includes, as constituent elements, li, si and at least one of fe and mn.
08/07/14
20140220438
Nonaqueous electrolyte secondary battery and cathode sheet therefor
Wherein the anode comprises a material into which a base metal or ions thereof can be inserted and from which a base metal or ions thereof can be extracted. The invention further provides a cathode sheet for use in the nonaqueous electrolyte secondary battery mentioned above..
08/07/14
20140220432
Electrolyte for a nickel-iron battery
Providing is a battery comprising an iron anode, a nickel cathode, and an electrolyte comprised of sodium hydroxide, lithium hydroxide and a soluble metal sulfide. In one embodiment the concentration of sodium hydroxide in the electrolyte ranges from 6.0 m to 7.5 m, the amount of lithium hydroxide present in the electrolyte ranges from 0.5 to 2.0 m, and the amount of metal sulfide present in the electrolyte ranges from 1-2% by weight..
08/07/14
20140220427
Composition for gel polymer electrolyte and lithium secondary battery including the same
In a case where the composition for a gel polymer electrolyte of the present invention is used in a lithium secondary battery, since the movement of metal ions dissolved from a cathode to an anode may be prevented or the precipitation of metal on the anode may be reduced, the lifetime of the battery may not only be improved but capacity characteristics of the battery may also be excellent even in the case in which the battery is charged at a high voltage as well as normal voltage. .
08/07/14
20140220406
Conductive connection structure for secondary batteries
A conductive connection structure for secondary batteries employs conductive portions disposed under two lateral sides of a cover plate to conductively connect to at least one battery cell. The conductive portions disposed under the two lateral sides of the cover plate are bendable, and the conductive portions are bent toward outer sides of the cover plate, so that the conductive portions are disposed horizontally; a connecting portion is extended upward respectively from an anode and a cathode terminals on two lateral sides of each of the battery cells, and the connecting portions and the conductive portions are electrically connected.
08/07/14
20140220401
Battery having enhanced electrical insulation capability
Disclosed is a battery including a cathode in which cathode active-material coating layers provided on both surfaces of a cathode collector are longitudinally deviated from each other, and an anode having at least one anode active-material coating layer provided on an anode collector, the cathode and anode being wound to face each other with a separator interposed therebetween. At least one of a winding beginning portion and winding ending portion of the cathode is provided with a cathode uncoated part for installation of a cathode lead.
08/07/14
20140220399
Lithium secondary cell array
The invention relates to a lithium secondary cell array in a cylindrical design, comprising a winding mandrel and a winding packet, which contains foil-like coated strips and contacting strips that form the electric cell structure consisting of anode, cathode and separator. The cell array further comprises outer electrical connecting means that comprise pole caps.
08/07/14
20140220394
Secondary battery of excellent productivity and safety
Disclosed is a secondary battery having a structure in which a jelly-roll having a cathode/separator/anode structure is mounted in a cylindrical battery case, wherein a plate-shaped insulator mounted on the top of the jelly-roll includes a perforated inlet enabling gas discharge and penetration of electrode terminals, and a plurality of fine pores that allow permeation of an electrolyte solution, but do not allow permeation of foreign materials having a size of 100 μm or higher.. .
08/07/14
20140220199
Device and method for decaffeinating a liquid
The invention proposes a device for decaffeinating a liquid. The device comprises at least one cathode electrode and at least one anode electrode which are spaced apart and which are immersed in the liquid; a power supply coupled to the at least one cathode electrode and the at least one anode electrode and configured to apply power thereto, wherein the at least one cathode electrode and the at least one anode electrode are configured to generate an electric field in the liquid upon application of the power to attract caffeine molecules in the liquid to the at least one cathode electrode; wherein the at least one cathode electrode is made of or coated with an absorbing material configured to absorb at least part of the caffeine molecules that are attracted to the at least one cathode electrode..


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