Matches 1 - 50 out of 88 1 2 >


Match Document Document Title
US20120309630 PENETRATION TUBE ASSEMBLIES FOR REDUCING CRYOSTAT HEAT LOAD  
A penetration assembly for a cryostat is presented. The penetration assembly includes a wall member having a first end and a second end and configured to alter an effective thermal length of the...
US20140243205 VERY EFFICIENT HEAT EXCHANGER FOR CRYOGEN FREE MRI MAGNET  
A heat exchanger (5) includes a thermally conductive cylindrical container (40), at least one thermally conductive tube (30), a cooling column (90), and a cryogen coldhead (100). The cooling...
US20120065072 SUPERCONDUCTING METALLIC GLASS TRANSITION-EDGE-SENSORS  
A superconducting metallic glass transition-edge sensor (MGTES) and a method for fabricating the MGTES are provided. A single-layer superconducting amorphous metal alloy is deposited on a...
US20130102472 PERSISTENT-MODE HIGH-TEMPERATURE SUPERCONDUCTING SHIM COILS TO ENHANCE SPATIAL MAGNETIC FIELD HOMOGENEITY FOR SUPERCONDUCTING MAGNETS  
A persistent-mode High Temperature Superconductor (HTS) shim coil is provided having at least one rectangular shaped thin sheet of HTS, wherein the thin sheet of HTS contains a first long portion,...
US20140024533 Precursor of MgB2 Superconducting Wire, and Method for Producing the Same  
An MgB2 superconducting wire excellent in critical current density property is supplied by using a crystalline boron powder which is low in costs and easy to obtain. For the wire, a precursor of...
US20090275475 VACUUM VESSEL FOR COOLED EQUIPMENT  
An annular end piece for a cylindrical vacuum vessel, comprising a metal end piece (42); an outer decorative shell (44) spaced away from a surface of the metal end piece; and a layer of solid foam...
US20130090241 SUPERCONDUCTIVE ELECTROMAGNET APPARATUS  
A superconductive electromagnet apparatus and a magnetic resonance imaging apparatus including the superconductive electromagnet apparatus are provided. The superconductive electromagnet apparatus...
US20130231248 SUPERCONDUCTIVE ELECTROMAGNET APPARATUS  
Provided is a superconductive electromagnet apparatus including a thermal anchor, a plurality of wires and a cryogenic cooling device which cools the thermal anchor. The thermal anchor includes a...
US20090291850 Cryostat Having A Magnet Coil System, Which Comprises An Under-Cooled Lts Section And An Hts Section Arranged In A Separate Helium Tank  
A cryostat (1) with a magnet coil system including superconductors for the production of a magnet field Bo in a measuring volume (3) has a plurality of radially nested solenoid-shaped coil...
US20130023418 TUBULAR THERMAL SWITCH FOR THE CRYO-FREE MAGNET  
When cooling a superconducting magnet for use in a magnetic resonance imaging (MRI) device, a two-stage cryocooler (42) employs a first stage cooler (52) to cool a working gas (e.g., Helium,...
US20130178366 NUCLEAR MAGNETIC RESONANCE PROBE COMPRISING INFRARED REFLECTION PATCHES  
A nuclear magnetic resonance (NMR) probe comprises a substrate, a probe coil formed on the substrate and comprising a superconducting material, and a plurality of infrared (IR) reflection patches...
US20150177271 SUPERCONDUCTING ACCELEROMETER, ACCELERATION MEASURING APPARATUS, AND ACCELERATION MEASURING METHOD  
Provided are a superconducting accelerometer, an acceleration measurement device, and an acceleration measurement method. The superconducting accelerometer includes a test mass including a...
US20140329688 SUPERCONDUCTING ELECTROMAGNET DEVICE, COOLING METHOD THEREFOR, AND MAGNETIC RESONANCE IMAGING DEVICE  
A superconducting magnet device is configured to include: a refrigerant circulation flowpath in which a refrigerant (R) circulates; a refrigerator for cooling vapor of the refrigerant (R) in the...
US20130012392 SUPERCONDUCTING SWITCH, SUPERCONDUCTING MAGNET AND MRI  
A superconducting switch is provided in which the structural strength of the superconducting switch is kept, and thermal efficiency between a superconducting film and a heater is high when an ON...
US20150219730 HIGH-TEMPERATURE SUPERCONDUCTING MAGNETIC SENSOR  
A high-temperature superconducting magnetic sensor having superconducting layers formed on a substrate, a superconducting quantum interference device (SQUID) being formed on the superconducting...
US20140296074 Superconducting Magnet and Nuclear Magnetic Resonance Device  
There is provided a superconducting magnet in which magnetization caused by a shielding current of a superconducting winding is eliminated whereby the current to be supplied to the superconducting...
US20120088674 MEASURING INSTRUMENT, ELECTRICAL RESISTANCE ELEMENTS AND MEASURING SYSTEM FOR MEASURING TIME-VARIABLE MAGNETIC FIELDS OR FIELD GRADIENTS  
The invention relates to a measuring instrument for time-variable magnetix fluxes, or flux gradients, to electrical resistance elements, and to a measuring system comprising a measuring instrument...
US20140249033 DC SQUID BASED RF MAGNETOMETER OPERATING AT A BANDWIDTH OF 200 MHZ AND HIGHER  
An RF DC SQUID based magnetometer capable of sensing coherent magnetic fields up to 200 MHz and higher is developed which overcomes frequency limitations associated with noise signals due to...
US20090054242 SUPERCONDUCTING WIRE, METHOD OF MANUFACTURING THE SAME, ANTENNA COIL FOR NMR PROBE AND NMR SYSTEM USING THE SAME  
A superconducting wire, a method of manufacturing the superconducting wire, an antenna coil and a NMR system are disclosed. At least a superconducting material, a paramagnetic material and a...
US20090072828 LOW FIELD SQUID MRI DEVICES, COMPONENTS AND METHODS  
Low field SQUID MRI devices, components and methods are disclosed. They include a portable low field (SQUID)-based MRI instrument and a portable low field SQUID-based MRI system to be operated...
US20110124507 SUPERCONDUCTING LOOP, SADDLE AND BIRDCAGE MRI COILS  
New MRI coil and resonators are disclosed based solely on superconducting inductive element and built-in capacitive elements as well as hybrid superconducting-metal inductive and capacitive...
US20090277517 Passive Overpressure and Underpressure Protection For A Cryogen Vessel  
In a magnet system for MRI imaging comprising a superconducting magnet (10) mounted within a cryogen vessel (12), apparatus is provided for controlling egress of cryogen gas from the cryogen...
US20150243423 SUPERCONDUCTING MAGNET OPERATING IN OCCASIONAL IDLING MODE  
Methods and systems are disclosed for saving energy while a superconducting magnet system is not being used and for reducing the time required for the re-establishment of the operating conditions...
US20110105334 APPARATUS AND METHOD FOR INSTALLING COOLING TUBES ON A COOLED FORMER  
A superconducting magnet structure has a thermally conductive former with a former body having a former surface and a channel in said former surface that is open at said former surface, a...
US20130184158 Superconducting Magnet System for Nuclear Magnetic Resonance with High Magnetic Field and High Degree of Homogeneity of Magnetic Field  
A superconducting magnet system for nuclear magnetic resonance with a high magnetic field and a high degree of homogeneity of magnetic field is provided. The system comprises a main coil and a...
US20150045226 AUTOMATIC CURRENT SWITCHING OF CURRENT LEADS FOR SUPERCONDUCTING MAGNETS  
The invention provides for magnetic resonance imaging system (600) comprising a superconducting magnet (100) with a first current lead (108) and a second current lead (110) for connecting to a...
US20080108503 INSPECTION APPARATUS  
An inspection apparatus capable of suppressing degradation of oxide superconductors comprises a transformer including a flux-change detection coil and a flux transmission coil and formed of a...
US20100056378 DETECTING QUENCH IN A MAGNETIC RESONANCE EXAMINATION SYSTEM  
The present invention relates to a magnetic resonance examination system (10) and to a method of operating such a magnetic resonance examination system (10). In particular the present invention...
US20090012384 Superconducting Magnetism Measuring Apparatus, Biomagnetism Measuring Apparatus, and Sensor Cylinder Cover and Sheet for Biomagnetism Measuring Apparatus  
A superconducting magnetism measuring apparatus is provided which is capable of favorably measuring a faint degree of magnetism generated in the cervical or waist part of a subject to be measured...
US20120028805 SYSTEM AND METHOD FOR OPERATING A MAGNETIC RESONANCE IMAGING SYSTEM DURING RAMPING  
Systems and methods for operating a magnetic resonance imaging (MRI) during ramping are provided. One method includes reducing pressure in a cryogen vessel of an MRI system during magnet ramping....
US20130123110 RE-CONDENSATION DEVICE AND NMR ANALYSIS DEVICE PROVIDED THEREWITH  
A re-condensation device allows an NMR analysis device to be reduced in overall size and minimizes heat penetration into a liquid helium tank. An NMR analysis device provided with said...
US20140171329 MRI APPARATUS, OPERATION METHOD THEREOF, AND QUENCHING PREVENTION DEVICE  
In order to prevent quenching caused accidentally in a superconducting magnet, an MRI apparatus vibrates the superconducting magnet in order to prevent quenching of the superconducting magnet in a...
US20120264614 LOW TEMPERATURE PRESSURE CHAMBER UNIT, MAGNETIC RESONANCE DEVICE WITH A LOW TEMPERATURE PRESSSURE CHAMBER UNIT, AND AN ATTACHMENT METHOD TO ATTACH AT LEAST ONE ADD-ON UNIT TO AN EXTERNAL HOUSING OF A LOW TEMPERATURE PRESSURE CHAMBER UNIT  
In order to attach an add-on unit to a low temperature pressure chamber unit having a low temperature pressure chamber, and an external housing surrounding the low temperature pressure chamber, an...
US20120040838 COIL WITH SUPERCONDUCTIVE WINDINGS COOLED WITHOUT CRYOGENIC FLUIDS  
A coil comprises a set of windings with a generally annular shape and formed by a plurality of series-connected partial windings made of a superconductor with a high critical temperature, in which...
US20110257017 SUPERCONDUCTING MAGNET  
There is provided a superconducting magnet including a superconducting coil, in which the superconducting coil includes: a bobbin; one or more superconducting wires wound around the bobbin in a...
US20120053059 SQUID MAGNETIC SENSOR  
There, is provided a directly-coupled high-temperature superconductor SQUID magnetic sensor in a single thin film structure, which suppresses flux trapping or jumping generated in the sensor in a...
US20090275477 Cryostat Having A Magnet Coil Syste,Which Comprises An LTS Section And A Heatable HTS Section  
A cryostat (1) with a magnet coil system including superconductors for the production of a magnet field B0 in a measuring volume (3) has a plurality of radially nested solenoid-shaped coil...
US20130157865 SYSTEM FOR MAGNETIC FIELD DISTORTION COMPENSATION AND METHOD OF MAKING SAME  
A system and method for magnetic field distortion compensation includes a cryostat for a magnetic resonance imaging (MRI) system. The cryostat includes a vacuum casing having a vacuum therein. A...
US20080318793 Method For Producing a Superconductive Element  
The invention relates to a method for producing a superconductive element to be used as a wire-in-channel superconductor in magnetic resonance imaging (MRI) and in nuclear magnetic resonance (NMR)...
US20100304976 ELECTROMAGNET WITH LAMINATED FERROMAGNETIC CORE AND SUPERCONDUCTING FILM FOR SUPPRESSING EDDY MAGNETIC FIELD  
An electromagnet comprises: a ferromagnetic core (50, 72); electrically conductive windings (34, 76) disposed around the ferromagnetic core such that current flowing in the windings magnetizes the...
US20100016168 APPARATUS AND METHOD FOR TRANSPORTING CRYOGENICALLY COOLED GOODS OR EQUIPMENT  
In an apparatus and method for transporting cryogenically cooled goods or equipment, a cryostat containing the cryogenically cooled goods or equipment and partially filled with liquid cryogen is...
US20120021915 SUPERCONDUCTING JOINT AND METHOD FOR MANUFACTURING SAME  
There is provided a superconducting joint for electrically connecting a first multifilamentary superconducting wire including a plurality of first superconducting filaments embedded in a first...
US20110065585 SYSTEMS, METHODS AND APPARATUS FOR MEASURING MAGNETIC FIELDS  
SQUIDs may detect local magnetic fields. SQUIDS of varying sizes, and hence sensitivities may detect different magnitudes of magnetic fields. SQUIDs may be oriented to detect magnetic fields in a...
US20120065073 Magnetic Module  
A magnetic field source is provided comprising a support structure upon which is positioned a conducting surface path of superconductor material. The support structure has an at least partially...
US20130178367 NMR Spectrometer and Method of Setting Up the Same  
An NMR spectrometer and method in the following three steps are performed. (1) An external magnetic field is set to H0+ΔH (where 4H>0). When the detection coil made of the superconducting material...
US20120157320 RARE-EARTH REGENERATOR MATERIAL PARTICLES, AND GROUP OF RARE-EARTH REGENERATOR MATERIAL PARTICLES, REFRIGERATOR AND MEASURING APPARATUS USING THE SAME, AND METHOD FOR MANUFACTURING THE SAME  
Provided is a group of rare-earth regenerator material particles having an average particle size of 0.01 to 3 mm, wherein the proportion of particles having a ratio of a long diameter to a short...
US20120190552 PRECOOLING DEVICE, SUPERCONDUCTING MAGNET AND MAGNETIC RESONANCE IMAGING APPARATUS  
A precooling device for a thermal radiation shield of a superconducting magnet has a mechanical heat conductive member in contact with the thermal radiation shield of a superconducting magnet, for...
US20120202696 OPEN-STRUCTURE MAGNETIC ASSEMBLY FOR MAGNETIC RESONANCE IMAGING  
An open-structure magnetic assembly is adapted to generate a homogeneous magnetic field in an accessible space region, including a first and second independent source of magnetic field (10, 12),...
US20130085373 HIGH TEMPERATURE SUPERCONDUCTOR RECEIVER COIL MAGNETIC RESONANCE IMAGING SYSTEMS AND METHODS COMPATIBLE WITH AN INFANT INCUBATOR  
Systems and methods which employ a high temperature superconductor (HTS) receiver coil configuration for MRI analysis of small volume subjects, such as infants, are shown. Embodiments provide a...
US20150160314 INDIRECT COOLING TYPE SUPERCONDUCTING MAGNET APPARATUS  
A superconducting magnet apparatus comprises a superconducting coil, a superconducting magnet cooling module comprising a heat shunt for thermally contacting the superconducting coil, and a...

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