ATE522820T1 - Sub-picotesla-magnetfelddetektor - Google Patents

Sub-picotesla-magnetfelddetektor

Info

Publication number
ATE522820T1
ATE522820T1 AT03723653T AT03723653T ATE522820T1 AT E522820 T1 ATE522820 T1 AT E522820T1 AT 03723653 T AT03723653 T AT 03723653T AT 03723653 T AT03723653 T AT 03723653T AT E522820 T1 ATE522820 T1 AT E522820T1
Authority
AT
Austria
Prior art keywords
squid
gradiometer
sub
rfi
unshielded
Prior art date
Application number
AT03723653T
Other languages
English (en)
Inventor
Nilesh Tralshawala
Alexander Bakharev
Yuri Polyakov
Original Assignee
Cardiomag Imaging
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cardiomag Imaging filed Critical Cardiomag Imaging
Application granted granted Critical
Publication of ATE522820T1 publication Critical patent/ATE522820T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/035—Measuring direction or magnitude of magnetic fields or magnetic flux using superconductive devices
    • G01R33/0354—SQUIDS
    • G01R33/0358—SQUIDS coupling the flux to the SQUID
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/035—Measuring direction or magnitude of magnetic fields or magnetic flux using superconductive devices
    • G01R33/0354—SQUIDS
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/825—Apparatus per se, device per se, or process of making or operating same
    • Y10S505/842—Measuring and testing
    • Y10S505/843—Electrical
    • Y10S505/845—Magnetometer
    • Y10S505/846—Magnetometer using superconductive quantum interference device, i.e. squid

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Superconductor Devices And Manufacturing Methods Thereof (AREA)
  • Hard Magnetic Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
AT03723653T 2002-02-26 2003-02-26 Sub-picotesla-magnetfelddetektor ATE522820T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36009002P 2002-02-26 2002-02-26
PCT/US2003/005752 WO2003073117A1 (en) 2002-02-26 2003-02-26 Sub-picotesla magnetic field detector

Publications (1)

Publication Number Publication Date
ATE522820T1 true ATE522820T1 (de) 2011-09-15

Family

ID=27766186

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03723653T ATE522820T1 (de) 2002-02-26 2003-02-26 Sub-picotesla-magnetfelddetektor

Country Status (6)

Country Link
US (1) US7365534B2 (de)
EP (1) EP1478935B1 (de)
CN (2) CN1639582A (de)
AT (1) ATE522820T1 (de)
AU (1) AU2003230570A1 (de)
WO (1) WO2003073117A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7533068B2 (en) 2004-12-23 2009-05-12 D-Wave Systems, Inc. Analog processor comprising quantum devices
US7863892B2 (en) * 2005-10-07 2011-01-04 Florida State University Research Foundation Multiple SQUID magnetometer
US7615385B2 (en) 2006-09-20 2009-11-10 Hypres, Inc Double-masking technique for increasing fabrication yield in superconducting electronics
DE102007017316B4 (de) 2007-04-11 2010-06-24 Bmdsys Production Gmbh Messcontainer für biomagnetische Messungen und biomagnetisches Messsystem
WO2009001160A1 (en) * 2007-06-27 2008-12-31 Commissariat A L'energie Atomique Method for low frequency noise cancellation in magneto-resistive mixed sensors
US8179133B1 (en) 2008-08-18 2012-05-15 Hypres, Inc. High linearity superconducting radio frequency magnetic field detector
US8812066B2 (en) * 2008-10-09 2014-08-19 D-Wave Systems Inc. Systems, methods and apparatus for measuring magnetic fields
US8593141B1 (en) 2009-11-24 2013-11-26 Hypres, Inc. Magnetic resonance system and method employing a digital squid
US8970217B1 (en) 2010-04-14 2015-03-03 Hypres, Inc. System and method for noise reduction in magnetic resonance imaging
CN103885010B (zh) * 2014-04-16 2016-04-13 中国科学院半导体研究所 用于磁学和电学性质同步测量的squid密封腔系统
CN105785288A (zh) * 2014-12-19 2016-07-20 中国科学院上海微系统与信息技术研究所 一种基于低温超导 squid 的航空磁测量装置
CN107580752B (zh) 2015-05-14 2023-03-24 D-波系统公司 用于超导器件的频率复用谐振器输入和/或输出
CN106771813B (zh) * 2016-12-29 2019-03-19 西京学院 一种Tesla变压器次级线圈通断测量方法
CN107688158B (zh) * 2017-06-27 2020-01-10 中国科学院电工研究所 一种超导微弱磁场补偿设备
EP3744001B1 (de) 2018-02-27 2024-07-31 D-Wave Systems Inc. Systeme und verfahren zur kopplung einer supraleitenden übertragungsleitung an eine anordnung von resonatoren
US12020116B2 (en) 2018-05-11 2024-06-25 1372934 B.C. Ltd. Single flux quantum source for projective measurements
US10586911B1 (en) 2018-09-07 2020-03-10 International Business Machines Corporation Gradiometric parallel superconducting quantum interface device
US11422958B2 (en) 2019-05-22 2022-08-23 D-Wave Systems Inc. Systems and methods for efficient input and output to quantum processors
EP3983962A4 (de) 2019-06-11 2023-05-31 D-Wave Systems Inc. Eingangs-/ausgangssysteme und verfahren für supraleitende vorrichtungen
JP2024526085A (ja) 2021-06-11 2024-07-17 シーク， インコーポレイテッド 超伝導量子回路のための磁束バイアスのシステム及び方法
CN115238901B (zh) * 2022-06-23 2024-07-09 中国科学院物理研究所 电容可调耦合单元
US12303273B2 (en) 2023-03-17 2025-05-20 SB Technology, Inc. Signal processing methods and systems for biomagnetic field imaging

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324255A (en) 1980-03-07 1982-04-13 Barach John P Method and apparatus for measuring magnetic fields and electrical currents in biological and other systems
DE3769201D1 (de) * 1986-05-21 1991-05-16 Siemens Ag Squid-magnetometer fuer eine vorrichtung zur messung schwacher magnetfelder.
JPH04212079A (ja) 1990-02-13 1992-08-03 Fujitsu Ltd スクウィド磁界センサ
US5053834A (en) 1990-08-31 1991-10-01 Quantum Magnetics, Inc. High symmetry dc SQUID system
JP2780473B2 (ja) * 1990-09-20 1998-07-30 株式会社島津製作所 Ｄｃ―ｓｑｕｉｄ素子およびその製造方法
JPH04160380A (ja) * 1990-10-23 1992-06-03 Fujitsu Ltd ディジタルｓｑｕｉｄ磁束計
US5532592A (en) * 1993-02-02 1996-07-02 Conductus, Inc. Squid control apparatus with non-cryogenic flux-locked loop disposed in close proximity to the squid
JP2561219B2 (ja) 1993-12-28 1996-12-04 株式会社超伝導センサ研究所 Ｓｑｕｉｄ
US6066948A (en) 1995-06-02 2000-05-23 Seppae; Heikki Squid magnetometer having resistor-capacitor damping circuits
US6169397B1 (en) * 1997-08-13 2001-01-02 University Technology Corp. Damped superconducting coil system having a multiturn, planar geometry superconducting coil and shunt resistors electrically connecting successive coil turns
US6448767B1 (en) 2000-06-16 2002-09-10 Honeywell International, Inc. Fast flux locked loop

Also Published As

Publication number Publication date
EP1478935A4 (de) 2010-01-13
US7365534B2 (en) 2008-04-29
CN101303398A (zh) 2008-11-12
WO2003073117A1 (en) 2003-09-04
EP1478935B1 (de) 2011-08-31
US20040239319A1 (en) 2004-12-02
CN101303398B (zh) 2011-05-25
EP1478935A1 (de) 2004-11-24
AU2003230570A1 (en) 2003-09-09
CN1639582A (zh) 2005-07-13

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