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7629531 |
Low power thermoelectric generator
A thermoelectric generator has a top plate disposed in spaced relation above a bottom plate. A series of foil segments are electrically and mechanically connected end-to-end to generate a foil...
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7592535 |
Silver-containing thermoelectric compounds
A thermoelectric material of the general formula Ag 1−X M m M′Q 2+m , wherein M is selected from the group consisting of Pb, Sn, Ca, Sr, Ba, divalent transition metals, and combinations...
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7586033 |
Metal-doped semiconductor nanoparticles and methods of synthesis thereof
The present invention generally relates to binary or higher order semiconductor nanoparticles doped with a metallic element, and thermoelectric compositions incorporating such nanoparticles. In one...
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7572532 |
Oxide material and a fuel cell electrode containing said material
The invention relates to an oxide material of general formula (I) A 2−x−y A′ X A″ y M 1−z M′ Z 0 4+δ , wherein A and A′ are independently a metal cation of a group formed by...
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7569763 |
Solid state energy converter
A solid-state energy converter with a semiconductor or semiconductor-metal implementation is provided for conversion of thermal energy to electric energy, or electric energy to refrigeration. In...
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7559215 |
Methods of drawing high density nanowire arrays in a glassy matrix
The present invention provides a method of drawing a thermoelectrically active material in a glass cladding, comprising sealing off one end of a glass tube such that the tube has an open end and a...
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7560053 |
Thermoelectric material having a rhombohedral crystal structure
Thermoelectric materials with a high Seebeck coefficient and a large power factor are provided. The materials are impact resistant and resistant to heat-distortion. Such materials include a rare...
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7560639 |
Electric power generation method using thermoelectric power generation element, thermoelectric power generation element and method of producing the same, and thermoelectric power generation device
The present invention provides an electric power generation method using a thermoelectric power generation element, a thermoelectric power generation element, and a thermoelectric power generation...
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7530239 |
Method of drawing a glass clad multi core lead telluride wire
The present invention provides a method of drawing nanowires, comprising sealing off one end of a glass tube such that the tube has an open end and a closed end, introducing a nanowire material...
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7521629 |
Thermoelectric transportation material containing nitrogen
A nitrogen-containing thermoelectric material, which has an element composition represented by:
Al z Ga y In x M u R v O s N t ...
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7465871 |
Nanocomposites with high thermoelectric figures of merit
The present invention is generally directed to nanocomposite thermoelectric materials that exhibit enhanced thermoelectric properties. The nanocomposite materials include two or more components,...
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7435896 |
Thermoelectric conversion material, thermoelectric conversion element using the material, cooling device and electric apparatus using the element, and electric power generation method and cooling method using the element
With conventional thermoelectric conversion materials, their thermoelectric conversion performance has been insufficient, and a problem has been to achieve stable performance in an oxidizing...
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7417186 |
Thermoelectric conversion material, thermoelectric conversion element using the same, and electronic apparatus and cooling device comprising the element
To provide a thermoelectric conversion material having semiconductor-like temperature dependence, that is, the property that electric resistivity decreases with increasing temperature, and having...
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7365265 |
Thermoelectric materials comprising nanoscale inclusions to enhance seebeck coefficient
A thermoelectric material having enhanced Seebeck coefficient is characterized by a microstructure comprising nanoscale Pb inclusions dispersed in matrix substantially composed of PbTe. The excess...
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7326851 |
Pb-Ge-Te-compounds for thermoelectric generators or Peltier arrangements
A thermoelectrically active p- or n-conductive semiconductor material is constituted by a ternary compound of the general formula (I)
(Pb...
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7312392 |
Thermoelectric conversion device, and cooling method and power generating method using the device
The present invention provides a thermoelectric conversion device having high thermoelectric conversion performance. In this device, electrodes are arranged so that electric current flows in an...
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RE39640 |
Conductive isostructural compounds
A family of isostructural compounds have been prepared having the general formula A n Pb m Bi n O 2n+m . These compounds possess a NaCl lattice type structure as well as low thermal conductivity...
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7179986 |
Self-assembled quantum dot superlattice thermoelectric materials and devices
A thermoelectric (TE) device includes a first leg of TE material (a pseudobinary or pseudoternary alloy) and a second leg comprising a metal wire. The second leg is in thermal and electrical...
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7109408 |
Solid state energy converter
A solid-state energy converter with a semiconductor or semiconductor-metal implementation is provided for conversion of thermal energy to electric energy, or electric energy to refrigeration. In...
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7067733 |
Thermoelectric material having crystal grains well oriented in certain direction and process for producing the same
Thermoelectric material is produced through a process sequence including a liquid quenching, a primary solidification such as a hot pressing or extrusion and an upset forging; although the C-planes...
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7002071 |
Thermoelectric conversion material and method of producing the same
A thermoelectric conversion material is formed of a polycrystal structure of crystal grains composed of a silicon-rich phase, and an added element-rich phase in which at least one type of added...
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6958443 |
Low power thermoelectric generator
Disclosed is a foil segment for a thermoelectric generator comprising a top plate disposed in spaced relation above a bottom plate. An array of the foil segments is perpendicularly disposed in...
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6946596 |
Tunneling-effect energy converters
Tunneling-effect converters of thermal energy to electricity with an emitter and a collector separated from each other by a distance that is comparable to atomic dimensions and where tunneling...
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6759587 |
Thermoelectric materials, thermoelectric device, and method for producing thermoelectric materials
The present invention provides the novel thermoelectric materials having, in combination, processability and excellent thermoelectric characteristics, the thermoelectric materials being able to...
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6756536 |
Thermoelectric microactuator
A thermoelectric microactuator on a substrate includes a first temperature control element having a first surface bonded to the substrate and having a second surface. A first electrically...
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6743973 |
Thermoelectric material improved in figure of merit, process for producing thereof and peltier module using the same
Thermoelectric material of (Bi, Sb)(Te, Se) system is produced through a liquid quenching method and an extrusion from a die unit having an inlet portion and an outlet portion crossing each other...
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6696635 |
Thermoelectrically cooling electronic devices
A thermoelectric cooler utilizing superlattice and quantum-well materials may be deposited directly onto a die using thin-film deposition techniques. The materials may have a figure-of-merit of...
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6677515 |
High performance thermoelectric material and method of fabrication
A thermoelectric material is disclosed that is manufactured from a method including the steps of: providing a Group IV element boride, and doping the Group IV element boride with a doping element...
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6653548 |
Thermoelectric conversion material, method for manufacturing same, and thermoelectric conversion element
A cuboid p-type and an n-type thermoelectric conversion material having a composite of an alloy powder for a rare earth magnet and a bismuth-based thermoelectric conversion material that has been...
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6620994 |
Thermoelectric generators
A thermoelectric module including a couple formed between two bismuth telluride thermoelectrodes. The first thermoelectrode is doped with palladium, selenium, or a combination of the two. The...
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6596226 |
Process for producing thermoelectric material and thermoelectric material thereof
A process for producing a thermoelectric material based on two or more elements selected in the group constituted by Bi, Sb, Te and Se, which process comprises: i. an alloying step wherein...
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6552255 |
Thermoelectric composition
The thermoelectric properties (resistivity, thermopower and thermal conductivity) of single crystals of the low-dimensional pentatelluride materials are disclosed. The pentatellurides are well...
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6444896 |
Quantum dot thermoelectric materials and devices
Quantum-dot superlattice (QLSL) structures having improved thermoelectric properties are described. In one embodiment, PbSe x Te 1−x /PbTe QDSLs are provided having enhanced values of Seebeck...
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6403875 |
Process for producing thermoelectric material
A process for producing a thermoelectric material comprising mixing at least two of bismuth, tellurium, selenium, and antimony and, if desired, a dopant, melting the mixture, grinding the resulting...
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6399871 |
Thermoelectric materials: ternary penta telluride and selenide compounds
Ternary tellurium compounds and ternary selenium compounds may be used in fabricating thermoelectric devices with a thermoelectric figure of merit (ZT) of 1.5 or greater. Examples of such compounds...
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6384312 |
Thermoelectric coolers with enhanced structured interfaces
A thermoelectric device with enhanced structured interfaces for improved cooling efficiency is provided. In one embodiment, the thermoelectric device includes a first thermoelement comprising a...
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6342668 |
Thermoelectric materials with filled skutterudite structure for thermoelectric devices
A class of thermoelectric compounds based on the skutterudite structure with heavy filling atoms in the empty octants and substituting transition metals and main-group atoms. High Seebeck...
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6340787 |
Power converter for supplying electricity from a difference in temperature
An energy converting circuit, boosting the voltage supplied by a low direct voltage source, comprising a self-oscillating circuit, operating at very low voltage, using a voltage boosting...
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6307143 |
Thermoelectric materials and thermoelectric conversion element
Thermoelectric materials having a high performance index and thermoelectric elements are provided. The present thermoelectric materials are constituted by at least one element selected from the...
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6288321 |
Electronic device featuring thermoelectric power generation
A device for generating power to run an electronic component. The device includes a heat-conducting substrate (composed, e.g., of diamond or another high thermal conductivity material) disposed in...
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6274802 |
Thermoelectric semiconductor material, manufacture process therefor, and method of hot forging thermoelectric module using the same
A thermoelectric semiconductor material having sufficient strength and performance and high production yield. The thermoelectric semiconductor material is characterized in that a sintered powder...
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6225548 |
Thermoelectric semiconductor compound and method of making the same
A thermoelectric semiconductor compound is provided whose performance index Z is remarkably improved without sacrificing Seebeck coefficient, electrical conductivity or thermal conductivity. The...
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6225550 |
Thermoelectric material system
An improved material for a thermoelectric device and thermoelectric systems incorporating the same.
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6147293 |
Process for producing sintered thermoelectric semiconductor and sintered thermoelectric semiconductor
A process for producing a sintered thermoelectric semiconductor includes a first step of forming bulk crystals of a thermoelectric semiconductor and a second step of hot extrusion. The second step...
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6069395 |
Current leads adapted for use with superconducting coil and formed of functionally gradient material
Current leads are used for connecting a power supply placed in a room-temature environment and a superconducting coil placed in an ultralow-temperature environment. The current leads includes a...
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6060657 |
Lead-chalcogenide superlattice structures
A superlattice structure having a relatively high thermoelectric figure of merit and suitable for usage in power generation systems, and in heating and/or cooling applications is described. The...
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6013204 |
Alkali metal chalcogenides of bismuth alone or with antimony
A series of alkali metal bismuth or bismuth and antimony, antimony chalcogenides (Te or S) are described. The compounds have a unique combination electrical properties.
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5994639 |
Thermodynamically metastable skutterudite crystalline-structured compounds
Thermodynamically metastable skutterudite crystalline-structured compounds are disclosed having preselected stoichiometric compositions and superior and optimizable thermoelectric properties. The...
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5981863 |
Process of manufacturing thermoelectric refrigerator alloy having large figure of merit
Molten thermoelectric alloy expressed as (Bi, Sb) 2 (Te, Se) 3 is rapidly cooled at 10 4 to 10 6 ° K/second so as to crystallize the thermoelectric alloy, and powder of the thermoelectric...
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5900071 |
Superlattice structures particularly suitable for use as thermoelectric materials
A superlattice structure comprising alternating layers of material such as (PbEuTeSe) m and (BiSbn) n where m and n are the number of PbEuTeSe and BiSb monolayers per superlattice period. For one...
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