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| Number | Title | Issue Date |
| 8153084 | Reduction in eddy current losses in electrically conducting sample materials with the assistance of special NMR sample tubes A sample tube for an NMR probe head, which extends along a z axis and has an internal cavity that extends in an axial direction of the z axis, is open to the outside at the axially upper end, is closed at the axially lower end and contains a liquid NMR sample substa... | 04/10/2012 |
| 8148989 | Ferromagnetic detection enhancer compatible with magnetic resonance An apparatus for increasing the ability to detect ferromagnetic objects by increasing the magnetization of the objects. The apparatus includes at least one coil to generate a magnetic field positioned in the area of the object to be detected. The apparatus includes ... | 04/03/2012 |
| 8106657 | Apparatus for high-resolution NMR spectroscopy and/or imaging with an improved filling factor and RF field amplitude The present invention concerns an apparatus (1′) for NMR spectroscopy and/or NMR imaging of a sample. The apparatus comprises a static probe comprising an outer coil for excitation of nuclei of the sample by generating an incident radio frequency field at t... | 01/31/2012 |
| 8093899 | Magnetic field probe and method for manufacturing the same A magnetic field probe comprises a sample that exhibits magnetic resonance at an operating frequency, an electrically conductive structure surrounding the sample for receiving a magnetic resonance signal therefrom, and a solid jacket encasing the sample and the cond... | 01/10/2012 |
| 8063639 | Dual-use NMR probe An NMR probe comprising an RF resonator 48 serves in a first mode for conventional sensitivity optimized studies of abundant samples at frequency ω0, and in a second mode for independent sensitivity optimized studies of micro sample quantities at ... | 11/22/2011 |
| 8063640 | Method and device for measuring a sample in an NMR spectrometer using a coupling configuration with a press fit cell having a capillary envelope fastener A method for measuring an sample in an NMR spectrometer uses a coupling configuration (1; 30) comprising a coupling element (3) and a supply capillary (2), wherein the coupling element (3) has a funnel-shaped section (5) which clam... | 11/22/2011 |
| 8013608 | High-resolution NMR probe A high-resolution NMR probe is offered which is simple in structure and can be fabricated at low cost. The inside of the probe is maintained in a vacuum to adiabatically isolate the inside from the outside. Liquid helium is sent into a first heat exchanger located i... | 09/06/2011 |
| 7990148 | Cooled NMR probe head and NMR analyzer An object of the present invention is to provide a cooled NMR probe including an antenna coil and capable of decreasing an operation temperature of the antenna coil by effectively cooling the antenna coil, thereby increasing detection sensitivity of an NMR signal. T... | 08/02/2011 |
| 7940045 | Methods of in-vitro analysis using time-domain NMR spectroscopy An in vitro method of determining an analyte concentration of a sample includes placing the sample into a low-field, bench-top time-domain nuclear magnetic resonance (TD-NMR) spectrometer. The NMR spectrometer is tuned to measure a selected type of atom. A magnetic ... | 05/10/2011 |
| 7830148 | NMR sample tube An NMR sample tube for NMR measurement is provided. It includes a plug on both sides or one side of a sample to be measured, in an axial direction of the sample tube. The plug is adjusted to have magnetic susceptibility equal to or substantially equal to that of the... | 11/09/2010 |
| 7800371 | Portable NMR device and method for making and using the same An embodiment of the invention relates to a portable or handheld device for performing NMR analysis. The device comprises a console and a strip which can be placed into the console through a slot or other means. The strip comprises a sample holding place and a micro... | 09/21/2010 |
| 7750636 | NMR system In NMR system, for preventing a temperature gradient which causes a decrease in S/N ratio from being created in a sample area while suppressing deterioration in homogeneity of a magnetic field, a thermal conductor having high thermal conductivity is disposed in a ro... | 07/06/2010 |
| 7728593 | NMR sample tube size adapter An adapter of the invention for fitting an NMR sample tube having an outside diameter into an NMR spectrometer sample tube holder designed for a larger outside diameter sample tube includes a one-piece elongate cylinder having an upper portion and a lower portion. T... | 06/01/2010 |
| 7688071 | NMR measurement of wax appearance in fluids A method for determining a wax appearance temperature of a fluid includes obtaining nuclear magnetic resonance (NMR) measurements of the fluid at a plurality of temperatures; deriving a NMR parameter from each of the NMR measurements; and determining the wax appeara... | 03/30/2010 |
| 7656158 | Sample holder for NMR measurements with field homogenization in the sample volume by means of the bordering surfaces of the sample holder A sample vessel (80) made of material with magnetic susceptibility χ2, for containing a sample substance (87) with magnetic susceptibility χ3≠χ2 to be analyzed in a nuclear magnetic resonance (NMR) spectrometer, ha... | 02/02/2010 |
| 7649355 | Method of operating a dynamic nuclear polarization system A method of operating a DNP system comprising: a cryostat (1); a magnetic field generator (2) located in the cryostat for generating a magnetic field in a working volume; a microwave cavity (8) within which the working volume is located; and a w... | 01/19/2010 |
| 7646200 | DNP apparatus A coolant sub-assembly is provided for use in a DNP apparatus. The sub-assembly comprises a plurality of concentric jackets surrounding an inner bore tube having first and second opposed ends. The jackets are adapted to inhibit heat flow to the inner bore tube, a DN... | 01/12/2010 |
| 7639014 | Nuclear magnetic resonance spectrometer It is an object of the invention to provide, in a nuclear magnetic resonance spectrometer wherein the direction of the static magnetic field is the horizontal direction, a nuclear magnetic resonance probe coil having a highly uniform magnetic field, which can measur... | 12/29/2009 |
| 7612563 | Flow-through microfluidic nuclear magnetic resonance(=NMR)-chip A flow-through microfluidic NMR-chip comprising a substrate (5) which is planar in an yz-plane with a sample chamber (2) within the substrate (5), the sample chamber (2) being elongated and having walls which run parallel to the z-directi... | 11/03/2009 |
| 7564245 | NMR device for detection of analytes This invention relates generally to detection devices having one or more small wells each surrounded by, or in close proximity to, an NMR micro coil, each well containing a liquid sample with magnetic nanoparticles that self-assemble or disperse in the presence of a... | 07/21/2009 |
| 7557578 | Low loss NMR sample holder An elongate sample volume matching an elongate region of uniform RF magnetic field established by a saddle coil, is approximated by at least one pair of cylindrical sample tubes in parallel orientation with the geometric axis of the saddle coil. The displacement of ... | 07/07/2009 |
| 7518371 | Completely automatic MAS-NMR apparatus A MAS (magic angle spinning) NMR (nuclear magnetic resonance) apparatus, with automatic sample supply by a supply unit (45), is characterized in that an automatic preparation station (44) for samples is provided, with a rotor storage (49) having... | 04/14/2009 |
| 7504827 | MRI test fixture A test fixture for testing and monitoring electromagnetic characteristics of a magnetic resonance imaging (“MRI”) system preferably comprises a body portion having a first longitudinal axis and a first coil supported by the body portion. A longitudinal member is... | 03/17/2009 |
| 7492159 | Nuclear magnetic resonance spectrometer for liquid-solution In a nuclear magnetic resonance spectrometer, the shape of a detection coil is changed from a conventional cage type to a solenoid type of higher sensitivity. Accordingly, differing from the conventional superconductive magnet of multilayer air core solenoids, a sup... | 02/17/2009 |
| 7486078 | Compact orthogonal NMR field sensor A Compact Orthogonal Field Sensor for emitting two orthogonal electro-magnetic fields in a common space. More particularly, a replacement inductor for existing NMR (Nuclear Magnetic Resonance) sensors to allow for NMR imaging. The Compact Orthogonal Field Sensor has... | 02/03/2009 |
| 7482810 | Sample tube for solid-state nuclear magnetic resonance apparatus magic angle high-speed rotation method and method for measuring nuclear magnetic resonance absorption spectrum employing it The present invention discloses a sample tube for the magic angle high-speed rotation method used in a solid nuclear magnetic resonance device probe wherein a radio wave irradiation/detection coil is disposed close to a sample and a method of measuring a high resolu... | 01/27/2009 |
| 7463033 | NMR probe component with a gradient chip with a slot for insertion of a sample chip A nuclear magnetic resonance (NMR) probe component, comprising a microfabricated planar gradient chip (1), with a substrate thickness dgc≦3 mm, carrying three micromachined planar partial gradient coils (10a-10f) on ea... | 12/09/2008 |
| 7463032 | NMR spectrometer and method of NMR measurement There is disclosed a microchip reactor-type apparatus for effecting organic synthesis and reactions. The apparatus can be used in combination with many analytical instruments. The apparatus has a magnet for producing a static magnetic field for NMR measurements, a s... | 12/09/2008 |
| 7449890 | Apparatus and method for circulated flow nuclear magnetic resonance measurement Briefly, the present invention provides an apparatus and a method for performing a nuclear magnetic resonance (NMR) measurement on a sample solution containing small molecules and large molecules such as proteins, and provides an apparatus and a method for repeatedl... | 11/11/2008 |
| 7436181 | Probe head for nuclear magnetic resonance measurements A probe head for nuclear magnetic resonance measurements comprises a sample holder having a stator and a rotor. The rotor is journalled for rotation about an axis of rotation within the stator. It is adapted for receiving a sample substance. The axis of rotation is ... | 10/14/2008 |
| 7430871 | NMR spectrometer with a common refrigerator for cooling an NMR probe head and cryostat An NMR spectrometer comprising a magnet coil system disposed in the helium tank (8) of a cryostat and an NMR probe head (4) which is disposed in a room temperature bore of the cryostat and contains a cooled RF resonator (13) for receiving NMR si... | 10/07/2008 |
| 7417426 | Compact and portable low-field pulsed NMR dispersion analyzer A compact and integrated portable device is provided for the analysis of dispersions by low-field pulsed NMR including: an NMR probe module, a means for generating radio frequency and magnetic field gradient pulses, a signal processor, and a master controller. Also ... | 08/26/2008 |
| 7414403 | Imaging machine / MRI positioning assembly for magnet coils and specimens at the sweet spot of an imaging field A system is provided for facilitating the imaging of a specimen, such as a laboratory rat, within an imaging machine such as an MRI machine. A sliding, self-centering interconnection is provided between a magnetic positioning and spacing assembly and a specimen posi... | 08/19/2008 |
| 7408354 | Phantom for evaluating magnetic resonance spectroscopy performance A phantom for evaluating a magnetic resonance spectroscopy (MRS) performance is provided. Specifically, a phantom for evaluating an MRS performance capable of quantitatively evaluating a resolution of a spectrum obtained when a chemical shift imaging MRS measurement... | 08/05/2008 |
| 7408353 | Cooled NMR probe head which can be coupled A magnetic resonance (MR) probe head comprises a detecting device (3) with at least one antenna system which is cryogenically cooled by a cooling device, a cooled preamplifier (16) in a preamplifier housing (15a, 15b) which ... | 08/05/2008 |
| 7397245 | Surface coil arrangement for magnetic resonance tomographs A surface coil arrangement of a gradient system for an MR tomography apparatus has coil elements mounted on a first antenna, the antenna being extendable by at least one further antenna that likewise includes an arrangement of at least one coil element, and which is... | 07/08/2008 |
| 7397247 | Apparatus and probe head for determining a quantitative property of a sample substance by means of magnetic resonance An apparatus for determining a quantitative property of a sample substance by means of magnetic resonance is disclosed. The apparatus comprises a conveyor for conveying sample containers containing the sample substance through a measuring station. The measuring stat... | 07/08/2008 |
| 7394256 | Wrist coil for magnetic resonance imaging Two halves of a separable wrist coil provide a coil volume closely conforming to a patient's hand yet separable for insertion and removal of the hand. The halves are hinged allowing easy one-handed operation of the coil in which an operator may stabilize the patient... | 07/01/2008 |
| 7391212 | Resonator apparatus for electron spin resonance (ESR) measurements and method for measuring electron spin resonance (ESR) signals A resonator apparatus and a method for electron spin resonance (ESR) measurements are disclosed. The resonator apparatus comprises a dielectric resonator and a sample vessel extending through the resonator. The sample vessel is configured as one single flexible tube... | 06/24/2008 |
| 7382124 | Apparatus for producing hyperpolarized noble gas, and nuclear magnetic resonance spectrometer and magnetic resonance imager which use hyperpolarized noble gases This apparatus for producing a hyperpolarized noble gas includes: a hyperpolarized noble gas generating cell in which a noble gas is subjected to an optical pumping in the presence of an alkali metal so as to generate a hyperpolarized noble gas; and a very fine capi... | 06/03/2008 |
