CN105408970B - 磁体组件 - Google Patents

磁体组件 Download PDF

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Publication number
CN105408970B
CN105408970B CN201480042776.8A CN201480042776A CN105408970B CN 105408970 B CN105408970 B CN 105408970B CN 201480042776 A CN201480042776 A CN 201480042776A CN 105408970 B CN105408970 B CN 105408970B
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CN
China
Prior art keywords
magnet
magnets
mover
mrow
lattice
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201480042776.8A
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English (en)
Chinese (zh)
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CN105408970A (zh
Inventor
加雷特·M·莱斯科维茨
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Nanalysis Corp
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Nanalysis Corp
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Publication of CN105408970A publication Critical patent/CN105408970A/zh
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Publication of CN105408970B publication Critical patent/CN105408970B/zh
Expired - Fee Related legal-status Critical Current
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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/383—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using permanent magnets
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/387—Compensation of inhomogeneities
    • G01R33/3873—Compensation of inhomogeneities using ferromagnetic bodies ; Passive shimming
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
    • G01R33/48—NMR imaging systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201480042776.8A 2013-06-03 2014-06-02 磁体组件 Expired - Fee Related CN105408970B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361830467P 2013-06-03 2013-06-03
US61/830467 2013-06-03
PCT/CA2014/000485 WO2014194408A1 (en) 2013-06-03 2014-06-02 Magnet assemblies

Publications (2)

Publication Number Publication Date
CN105408970A CN105408970A (zh) 2016-03-16
CN105408970B true CN105408970B (zh) 2018-03-13

Family

ID=52007350

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480042776.8A Expired - Fee Related CN105408970B (zh) 2013-06-03 2014-06-02 磁体组件

Country Status (10)

Country Link
US (1) US9952294B2 (https=)
EP (1) EP3005379A4 (https=)
JP (1) JP6473142B2 (https=)
CN (1) CN105408970B (https=)
AU (1) AU2014277569C1 (https=)
BR (1) BR112015030364B1 (https=)
CA (1) CA2913801C (https=)
GB (1) GB2529785B (https=)
NZ (1) NZ714921A (https=)
WO (1) WO2014194408A1 (https=)

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US12224096B2 (en) 2013-03-15 2025-02-11 Qorvo Us, Inc. Advanced 3D inductor structures with confined magnetic field
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US9705478B2 (en) 2013-08-01 2017-07-11 Qorvo Us, Inc. Weakly coupled tunable RF receiver architecture
US9825656B2 (en) 2013-08-01 2017-11-21 Qorvo Us, Inc. Weakly coupled tunable RF transmitter architecture
US9774311B2 (en) 2013-03-15 2017-09-26 Qorvo Us, Inc. Filtering characteristic adjustments of weakly coupled tunable RF filters
US9196406B2 (en) 2013-03-15 2015-11-24 Rf Micro Devices, Inc. High Q factor inductor structure
US9871499B2 (en) 2013-03-15 2018-01-16 Qorvo Us, Inc. Multi-band impedance tuners using weakly-coupled LC resonators
US9685928B2 (en) 2013-08-01 2017-06-20 Qorvo Us, Inc. Interference rejection RF filters
US9484879B2 (en) 2013-06-06 2016-11-01 Qorvo Us, Inc. Nonlinear capacitance linearization
US9966981B2 (en) 2013-06-06 2018-05-08 Qorvo Us, Inc. Passive acoustic resonator based RF receiver
US9780817B2 (en) 2013-06-06 2017-10-03 Qorvo Us, Inc. RX shunt switching element-based RF front-end circuit
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US10796835B2 (en) 2015-08-24 2020-10-06 Qorvo Us, Inc. Stacked laminate inductors for high module volume utilization and performance-cost-size-processing-time tradeoff
WO2017134635A1 (en) * 2016-02-04 2017-08-10 Clear-Cut Medical Ltd. Mri imaging system using permanent magnet array
US10692645B2 (en) 2016-03-23 2020-06-23 Qorvo Us, Inc. Coupled inductor structures
US10739428B2 (en) * 2016-04-18 2020-08-11 Andrew F. McDowell Extended continuous passive shimming of magnets
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US11139238B2 (en) 2016-12-07 2021-10-05 Qorvo Us, Inc. High Q factor inductor structure
US10847294B2 (en) * 2017-07-10 2020-11-24 Aspect Imaging Ltd. System for generating a magnetic field
DE102017220709B4 (de) 2017-11-20 2019-05-29 Bruker Biospin Ag MAS-NMR-Rotorsystem mit verbesserter Raumnutzung
CN108287173A (zh) * 2018-01-12 2018-07-17 中国石油大学(北京) 便携式核磁共振探测装置
FR3077413B1 (fr) * 2018-01-26 2022-03-11 Whylot Sas Aimant unitaire avec formes en retrait destinees a faire partie de zones de contact entre des aimants adjacents
FR3077414B1 (fr) * 2018-01-26 2022-03-11 Whylot Sas Aimant unitaire a configuration ovoide et structure d'aimant a plusieurs aimants unitaires
DE102018214213A1 (de) 2018-08-22 2020-02-27 Bruker Biospin Gmbh Permanentmagnetanordnung zur Erzeugung eines homogenen Feldes ("3D-Halbach")
DE102018220170A1 (de) 2018-11-23 2020-05-28 Bruker Biospin Gmbh Halbach-Magnetanordnung mit Notch
US11875937B2 (en) 2018-11-29 2024-01-16 Epsitau Ltd. Lightweight asymmetric array of magnet elements
AU2019387628A1 (en) 2018-11-29 2021-07-22 Epsitau Ltd. Lightweight asymmetric magnet arrays
US20210405137A1 (en) 2018-11-29 2021-12-30 Epsitau Ltd. Lightweight asymmetric magnet arrays with mixed-phase magnet rings
JP7691749B2 (ja) * 2019-08-24 2025-06-12 ナナリシス コーポレーション 磁石構造
US11422213B2 (en) 2019-12-10 2022-08-23 Hyperfine Operations, Inc. Ferromagnetic frame for magnetic resonance imaging
CN115552269B (zh) * 2019-12-10 2026-03-13 海珀菲纳运营有限公司 用于磁共振成像的具有非铁磁框架的永磁体装配件
CN111353247B (zh) * 2020-02-28 2021-10-26 南京航空航天大学 陶瓷基复合材料平纹编织结构细观组分识别与重建方法
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CN119099208A (zh) * 2024-08-29 2024-12-10 西安交通大学 一种实现磁性光变油墨防伪的磁定向装置及方法

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Also Published As

Publication number Publication date
BR112015030364A2 (pt) 2017-07-25
US20150061680A1 (en) 2015-03-05
BR112015030364B1 (pt) 2022-02-08
HK1217814A1 (zh) 2017-01-20
WO2014194408A1 (en) 2014-12-11
JP6473142B2 (ja) 2019-02-20
EP3005379A4 (en) 2017-06-07
EP3005379A1 (en) 2016-04-13
NZ714921A (en) 2020-03-27
CA2913801A1 (en) 2014-12-11
CN105408970A (zh) 2016-03-16
AU2014277569B2 (en) 2018-02-01
AU2014277569A1 (en) 2015-12-24
GB201521572D0 (en) 2016-01-20
GB2529785B (en) 2018-02-14
AU2014277569C1 (en) 2018-08-23
GB2529785A (en) 2016-03-02
CA2913801C (en) 2021-08-24
JP2016522412A (ja) 2016-07-28
US9952294B2 (en) 2018-04-24

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