JP2007167616A5 - - Google Patents

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JP2007167616A5
JP2007167616A5 JP2006138389A JP2006138389A JP2007167616A5 JP 2007167616 A5 JP2007167616 A5 JP 2007167616A5 JP 2006138389 A JP2006138389 A JP 2006138389A JP 2006138389 A JP2006138389 A JP 2006138389A JP 2007167616 A5 JP2007167616 A5 JP 2007167616A5
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magnetic field
coil
vapor cell
magnetometer
light
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JP5005256B2 (ja
JP2007167616A (ja
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JP2006138389A 2005-11-28 2006-05-18 磁場計測システム及び光ポンピング磁束計 Expired - Fee Related JP5005256B2 (ja)

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JP2006138389A JP5005256B2 (ja) 2005-11-28 2006-05-18 磁場計測システム及び光ポンピング磁束計
US11/604,767 US7656154B2 (en) 2005-11-28 2006-11-28 Magnetic field measurement system and optical pumping magnetometer

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JP2005342698 2005-11-28
JP2005342698 2005-11-28
JP2006138389A JP5005256B2 (ja) 2005-11-28 2006-05-18 磁場計測システム及び光ポンピング磁束計

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JP2007167616A JP2007167616A (ja) 2007-07-05
JP2007167616A5 true JP2007167616A5 (enExample) 2009-03-19
JP5005256B2 JP5005256B2 (ja) 2012-08-22

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Families Citing this family (147)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7521928B2 (en) * 2006-11-07 2009-04-21 Trustees Of Princeton University Subfemtotesla radio-frequency atomic magnetometer for nuclear quadrupole resonance detection
WO2009023303A2 (en) * 2007-05-04 2009-02-19 California Institute Of Technology Geometries for superconducting sensing coils for squid-based systems
WO2009073256A2 (en) * 2007-09-05 2009-06-11 The Regents Of The Universtiy Of California Optical atomic magnetometer
US20100289491A1 (en) * 2007-09-21 2010-11-18 Dimitry Budker Radio frequency atomic magnetometer
JP5118453B2 (ja) * 2007-11-26 2013-01-16 株式会社日立ハイテクノロジーズ 光ポンピング磁力計
JP5178187B2 (ja) * 2007-12-28 2013-04-10 キヤノン株式会社 原子磁気センサ、及び磁気センシング方法
US8054073B2 (en) * 2008-05-21 2011-11-08 Entanglement Technologies, Llc Method and apparatus for implementing EIT magnetometry
JP5707021B2 (ja) * 2008-09-30 2015-04-22 株式会社日立ハイテクノロジーズ 磁場計測装置
JP5640335B2 (ja) * 2009-06-26 2014-12-17 セイコーエプソン株式会社 磁気センサー
JP2011089868A (ja) * 2009-10-22 2011-05-06 Seiko Epson Corp ファイバーセル、磁気センサー、及び磁界測定装置
JP5446731B2 (ja) * 2009-10-29 2014-03-19 セイコーエプソン株式会社 磁場測定装置
US20130027034A1 (en) * 2010-04-22 2013-01-31 Koninklijke Philips Electronics N.V. Nuclear magnetic resonance magnetometer employing optically induced hyperpolarization
CN101893721B (zh) * 2010-06-28 2012-10-03 吉林大学 宽动态范围高温超导磁力仪
US20120166117A1 (en) 2010-10-29 2012-06-28 Xia Llc Method and apparatus for evaluating superconducting tunnel junction detector noise versus bias voltage
JP4829375B1 (ja) * 2010-11-10 2011-12-07 隆彌 渡邊 生体機能診断装置
US8994371B2 (en) * 2011-01-13 2015-03-31 Northrop Grumman Guidance And Electronics Company, Inc. Phase detection in an atomic sensing system
JP5750919B2 (ja) * 2011-02-04 2015-07-22 セイコーエプソン株式会社 磁場計測装置
JP5821439B2 (ja) 2011-02-16 2015-11-24 セイコーエプソン株式会社 ガスセルの製造方法
JP2015222272A (ja) * 2011-02-16 2015-12-10 セイコーエプソン株式会社 ガスセルの製造方法、ガスセル、磁気測定装置の製造方法、および磁気測定装置
US9423476B2 (en) * 2011-04-13 2016-08-23 New York University Apparatus, systems and methods for facilitating signal excitation and/or reception in a magnetic resonance system
JP5712066B2 (ja) * 2011-06-27 2015-05-07 株式会社日立製作所 磁場計測装置、磁場計測装置製造方法
PL224509B1 (pl) * 2011-10-14 2017-01-31 Univ Jagiellonski Sposób i urządzenie do pomiaru zmian pola magnetycznego
JP6134092B2 (ja) 2011-10-18 2017-05-24 セイコーエプソン株式会社 磁場計測装置
WO2013072967A1 (ja) * 2011-11-18 2013-05-23 株式会社日立製作所 磁場計測装置およびその製造方法
JP5849640B2 (ja) * 2011-11-21 2016-01-27 セイコーエプソン株式会社 磁場測定装置
US8836327B2 (en) * 2011-12-07 2014-09-16 Texas Instruments Incorporated Micro-fabricated atomic magnetometer and method of forming the magnetometer
EP2798377B1 (en) 2012-01-19 2017-07-26 Halliburton Energy Services, Inc. Magnetic sensing apparatus, systems, and methods
UA102163C2 (ru) * 2012-02-02 2013-06-10 Владимир Николаевич Сосницкий Устройство для компенсации электромагнитных помех при измерениях биомагнитных сигналов
JP5807960B2 (ja) * 2012-02-28 2015-11-10 国立研究開発法人産業技術総合研究所 磁場発生装置および磁気分光測定装置
JP5994293B2 (ja) * 2012-03-05 2016-09-21 セイコーエプソン株式会社 磁気測定装置、ガスセル、及びガスセルの製造方法
US9366735B2 (en) * 2012-04-06 2016-06-14 Hitachi, Ltd. Optical pumping magnetometer
TWI540322B (zh) 2012-09-08 2016-07-01 西凱渥資訊處理科技公司 關於近場電磁探針及掃描器之系統,裝置及方法
WO2014107205A2 (en) * 2012-10-11 2014-07-10 The Penn State Research Foundation Zero- & Low-Field Transport Detection System
US9708205B2 (en) 2013-01-31 2017-07-18 Reverse Ionizer Systems, Llc Devices for the treatment of liquids using plasma discharges and related methods
US9481588B2 (en) 2013-01-31 2016-11-01 Reverse Ionizer Systems, Llc Treating liquids with electromagnetic fields
US10781116B2 (en) 2013-01-31 2020-09-22 Reverse Ionizer Systems, Llc Devices, systems and methods for treatment of liquids with electromagnetic fields
WO2015015628A1 (ja) * 2013-08-02 2015-02-05 株式会社日立製作所 磁場計測装置
CN104459803B (zh) * 2013-09-18 2018-01-16 中国地质大学(北京) 智能化长周期天然场源电磁测量装置及其使用方法
JP6300381B2 (ja) * 2013-12-03 2018-04-04 株式会社日立製作所 磁場計測装置
CN106456808B (zh) 2014-02-21 2019-11-19 杜克大学 具有纳米簇抑制、检测和/或过滤的超偏振稀有气体生产系统及相关的方法和装置
US9557391B2 (en) 2015-01-23 2017-01-31 Lockheed Martin Corporation Apparatus and method for high sensitivity magnetometry measurement and signal processing in a magnetic detection system
US9614589B1 (en) 2015-12-01 2017-04-04 Lockheed Martin Corporation Communication via a magnio
US9910105B2 (en) 2014-03-20 2018-03-06 Lockheed Martin Corporation DNV magnetic field detector
US10338162B2 (en) 2016-01-21 2019-07-02 Lockheed Martin Corporation AC vector magnetic anomaly detection with diamond nitrogen vacancies
US9869731B1 (en) 2014-03-31 2018-01-16 The Regents Of The University Of California Wavelength-modulated coherence pumping and hyperfine repumping for an atomic magnetometer
CA2945016A1 (en) 2014-04-07 2015-10-15 Lockheed Martin Corporation Energy efficient controlled magnetic field generator circuit
US9829544B2 (en) 2014-05-05 2017-11-28 Northrop Grumman Systems Corporation Magnetic field trimming in an atomic sensor system
FR3021752B1 (fr) * 2014-05-30 2016-07-01 Thales Sa Capteur magnetometrique
JP6411131B2 (ja) * 2014-08-27 2018-10-24 超電導センシング技術研究組合 振動センサ及び振動センシングシステム
KR101624482B1 (ko) * 2014-10-24 2016-05-26 한국표준과학연구원 원자 자력계 및 그 동작 방법
JP2015028498A (ja) * 2014-10-27 2015-02-12 セイコーエプソン株式会社 磁気センサー
JP6550925B2 (ja) * 2014-11-12 2019-07-31 セイコーエプソン株式会社 磁場計測方法及び磁場計測装置
US10254356B2 (en) * 2014-12-02 2019-04-09 Seiko Epson Corporation Magnetic field measurement method and magnetic field measurement apparatus
JP6597034B2 (ja) * 2014-12-02 2019-10-30 セイコーエプソン株式会社 磁場計測方法及び磁場計測装置
JP6521248B2 (ja) * 2014-12-02 2019-05-29 セイコーエプソン株式会社 磁場計測方法及び磁場計測装置
WO2016126436A1 (en) 2015-02-04 2016-08-11 Lockheed Martin Corporation Apparatus and method for recovery of three dimensional magnetic field from a magnetic detection system
WO2017013657A1 (en) * 2015-07-21 2017-01-26 Israel Aerospace Industries Ltd. Gradiometer system and method
CA2994953A1 (en) * 2015-08-06 2017-02-09 Reverse Ionizer Systems Llc Treating liquids with electromagnetic fields
WO2017065104A1 (ja) * 2015-10-16 2017-04-20 Jx金属株式会社 光変調素子および電界センサ
US9454061B1 (en) * 2015-12-17 2016-09-27 International Business Machines Corporation Quantum coherent microwave to optical conversion scheme employing a mechanical element and a squid
WO2017127096A1 (en) 2016-01-21 2017-07-27 Lockheed Martin Corporation Diamond nitrogen vacancy sensor with dual rf sources
US10677953B2 (en) 2016-05-31 2020-06-09 Lockheed Martin Corporation Magneto-optical detecting apparatus and methods
US10345396B2 (en) 2016-05-31 2019-07-09 Lockheed Martin Corporation Selected volume continuous illumination magnetometer
US10281550B2 (en) 2016-11-14 2019-05-07 Lockheed Martin Corporation Spin relaxometry based molecular sequencing
US10338163B2 (en) 2016-07-11 2019-07-02 Lockheed Martin Corporation Multi-frequency excitation schemes for high sensitivity magnetometry measurement with drift error compensation
US10408890B2 (en) 2017-03-24 2019-09-10 Lockheed Martin Corporation Pulsed RF methods for optimization of CW measurements
US10345395B2 (en) 2016-12-12 2019-07-09 Lockheed Martin Corporation Vector magnetometry localization of subsurface liquids
US10571530B2 (en) 2016-05-31 2020-02-25 Lockheed Martin Corporation Buoy array of magnetometers
US10317279B2 (en) 2016-05-31 2019-06-11 Lockheed Martin Corporation Optical filtration system for diamond material with nitrogen vacancy centers
US10330744B2 (en) 2017-03-24 2019-06-25 Lockheed Martin Corporation Magnetometer with a waveguide
US10527746B2 (en) 2016-05-31 2020-01-07 Lockheed Martin Corporation Array of UAVS with magnetometers
US10359479B2 (en) 2017-02-20 2019-07-23 Lockheed Martin Corporation Efficient thermal drift compensation in DNV vector magnetometry
US10371765B2 (en) 2016-07-11 2019-08-06 Lockheed Martin Corporation Geolocation of magnetic sources using vector magnetometer sensors
US10274550B2 (en) 2017-03-24 2019-04-30 Lockheed Martin Corporation High speed sequential cancellation for pulsed mode
US11661358B2 (en) 2016-07-06 2023-05-30 Reverse Ionizer Systems, Llc Systems and methods for desalinating water
CN106772140A (zh) * 2016-12-23 2017-05-31 北京航空航天大学 基于主被动复合屏蔽的平面磁场扫描成像系统
US10338164B2 (en) 2017-03-24 2019-07-02 Lockheed Martin Corporation Vacancy center material with highly efficient RF excitation
US10379174B2 (en) 2017-03-24 2019-08-13 Lockheed Martin Corporation Bias magnet array for magnetometer
US10371760B2 (en) 2017-03-24 2019-08-06 Lockheed Martin Corporation Standing-wave radio frequency exciter
US10459041B2 (en) 2017-03-24 2019-10-29 Lockheed Martin Corporation Magnetic detection system with highly integrated diamond nitrogen vacancy sensor
CN107121649B (zh) * 2017-03-29 2023-10-10 金华职业技术学院 一种使用磁强计测量磁性分子团簇磁矩的方法
JP7393947B2 (ja) 2017-05-22 2023-12-07 ジェネテシス エルエルシー 生体電磁界における異常の機械識別
WO2019014198A2 (en) * 2017-07-11 2019-01-17 Lockheed Martin Corporation ADAPTIVE CANCELLATION OF DEPHASED MAGNETOMETRY
US12262997B2 (en) 2017-08-09 2025-04-01 Genetesis, Inc. Biomagnetic detection
US11134877B2 (en) 2017-08-09 2021-10-05 Genetesis, Inc. Biomagnetic detection
WO2019077865A1 (ja) * 2017-10-16 2019-04-25 国立大学法人東京医科歯科大学 生体磁気計測装置
US10692619B2 (en) 2018-01-03 2020-06-23 Reverse Ionizer Systems, Llc Methods and devices for treating radionuclides in a liquid
US10183881B1 (en) 2018-03-20 2019-01-22 Reverse Ionizer Systems, Llc Systems and methods for treating industrial feedwater
CN109100664B (zh) * 2018-06-21 2020-07-28 山东航天电子技术研究所 一种空间小磁场的测量方法
US10976386B2 (en) 2018-07-17 2021-04-13 Hi Llc Magnetic field measurement system and method of using variable dynamic range optical magnetometers
US11136647B2 (en) 2018-08-17 2021-10-05 Hi Llc Dispensing of alkali metals mediated by zero oxidation state gold surfaces
US11262420B2 (en) 2018-08-17 2022-03-01 Hi Llc Integrated gas cell and optical components for atomic magnetometry and methods for making and using
WO2020040882A1 (en) 2018-08-20 2020-02-27 Hi Llc Magnetic field shaping components for magnetic field measurement systems and methods for making and using
US10627460B2 (en) 2018-08-28 2020-04-21 Hi Llc Systems and methods including multi-mode operation of optically pumped magnetometer(s)
WO2020060652A1 (en) 2018-09-18 2020-03-26 Hi Llc Dynamic magnetic shielding and beamforming using ferrofluid for compact magnetoencephalography (meg)
EP3862768A4 (en) * 2018-10-05 2022-06-15 Yokogawa Electric Corporation MAGNETISM DETECTING DEVICE, TRANSMISSION LINE AND MAGNETISM DETECTING METHOD
US11370941B2 (en) 2018-10-19 2022-06-28 Hi Llc Methods and systems using molecular glue for covalent bonding of solid substrates
US10602940B1 (en) 2018-11-20 2020-03-31 Genetesis, Inc. Systems, devices, software, and methods for diagnosis of cardiac ischemia and coronary artery disease
EP3883457A4 (en) * 2018-11-20 2022-07-06 Genetesis, Inc. SYSTEMS, DEVICES, SOFTWARE AND METHODS FOR THE DIAGNOSIS OF CARDIAC ISCHEMIA AND CORONAROPATHY
CN111289924B (zh) * 2018-12-10 2025-06-17 中科知影(北京)科技有限公司 多通道原子磁探测器
US11307268B2 (en) 2018-12-18 2022-04-19 Hi Llc Covalently-bound anti-relaxation surface coatings and application in magnetometers
US10564201B1 (en) 2018-12-31 2020-02-18 Quantum Valley Ideas Laboratories Testing antenna systems
CA3120473C (en) * 2018-12-31 2023-02-07 Quantum Valley Ideas Laboratories Testing antenna systems
US11294008B2 (en) 2019-01-25 2022-04-05 Hi Llc Magnetic field measurement system with amplitude-selective magnetic shield
IL264678A (en) * 2019-02-05 2020-08-31 Yeda Res & Dev A magnetometer based on atomic transitions that are not sensitive to magnetic field strength
US11022658B2 (en) 2019-02-12 2021-06-01 Hi Llc Neural feedback loop filters for enhanced dynamic range magnetoencephalography (MEG) systems and methods
CN109856570A (zh) * 2019-02-28 2019-06-07 中国计量大学 一种相干布居囚禁cpt铷原子磁力仪
US10763966B1 (en) * 2019-03-25 2020-09-01 Otago Innovation Limited Data communications system using an optical antenna
CA3130157A1 (en) 2019-03-29 2020-10-08 Hi Llc Integrated magnetometer arrays for magnetoencephalography (meg) detection systems and methods
US11269027B2 (en) 2019-04-23 2022-03-08 Hi Llc Compact optically pumped magnetometers with pump and probe configuration and systems and methods
US11506730B2 (en) 2019-05-03 2022-11-22 Hi Llc Magnetic field measurement systems including a plurality of wearable sensor units having a magnetic field generator
US11839474B2 (en) 2019-05-31 2023-12-12 Hi Llc Magnetoencephalography (MEG) phantoms for simulating neural activity
US11131729B2 (en) 2019-06-21 2021-09-28 Hi Llc Systems and methods with angled input beams for an optically pumped magnetometer
US11415641B2 (en) 2019-07-12 2022-08-16 Hi Llc Detachable arrangement for on-scalp magnetoencephalography (MEG) calibration
WO2021026143A1 (en) 2019-08-06 2021-02-11 Hi Llc Systems and methods having an optical magnetometer array with beam splitters
US11747413B2 (en) 2019-09-03 2023-09-05 Hi Llc Methods and systems for fast field zeroing for magnetoencephalography (MEG)
CN112540548B (zh) * 2019-09-23 2022-02-15 上海微电子装备(集团)股份有限公司 接地控制方法、接地控制装置及可读存储介质
WO2021091867A1 (en) 2019-11-08 2021-05-14 Hi Llc Methods and systems for homogenous optically-pumped vapor cell array assembly from discrete vapor cells
US11604236B2 (en) 2020-02-12 2023-03-14 Hi Llc Optimal methods to feedback control and estimate magnetic fields to enable a neural detection system to measure magnetic fields from the brain
US11980466B2 (en) 2020-02-12 2024-05-14 Hi Llc Nested and parallel feedback control loops for ultra-fine measurements of magnetic fields from the brain using a neural detection system
US11872042B2 (en) 2020-02-12 2024-01-16 Hi Llc Self-calibration of flux gate offset and gain drift to improve measurement accuracy of magnetic fields from the brain using a wearable neural detection system
US11801003B2 (en) 2020-02-12 2023-10-31 Hi Llc Estimating the magnetic field at distances from direct measurements to enable fine sensors to measure the magnetic field from the brain using a neural detection system
US11977134B2 (en) 2020-02-24 2024-05-07 Hi Llc Mitigation of an effect of capacitively coupled current while driving a sensor component over an unshielded twisted pair wire configuration
CN116157055A (zh) 2020-05-27 2023-05-23 吉尼泰西斯公司 使用磁场图检测冠状动脉疾病的系统和设备
US11779251B2 (en) 2020-05-28 2023-10-10 Hi Llc Systems and methods for recording neural activity
US11428756B2 (en) 2020-05-28 2022-08-30 Hi Llc Magnetic field measurement or recording systems with validation using optical tracking data
US11779250B2 (en) 2020-05-28 2023-10-10 Hi Llc Systems and methods for recording biomagnetic fields of the human heart
US11766217B2 (en) 2020-05-28 2023-09-26 Hi Llc Systems and methods for multimodal pose and motion tracking for magnetic field measurement or recording systems
JP2021196298A (ja) * 2020-06-16 2021-12-27 浜松ホトニクス株式会社 脳磁計及び脳磁場測定方法
US11604237B2 (en) 2021-01-08 2023-03-14 Hi Llc Devices, systems, and methods with optical pumping magnetometers for three-axis magnetic field sensing
US11803018B2 (en) 2021-01-12 2023-10-31 Hi Llc Devices, systems, and methods with a piezoelectric-driven light intensity modulator
US12007454B2 (en) 2021-03-11 2024-06-11 Hi Llc Devices, systems, and methods for suppressing optical noise in optically pumped magnetometers
CN113093065A (zh) * 2021-03-23 2021-07-09 北京未磁科技有限公司 原子磁力计以及磁场检测设备
DE102021203128A1 (de) * 2021-03-29 2022-09-29 Robert Bosch Gesellschaft mit beschränkter Haftung Sensoreinheit zum Erfassen eines Magnetfeldes
CN113447865B (zh) * 2021-06-01 2022-04-05 华东师范大学 一种超低磁场噪声的分级分流锁定磁场稳定系统
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JP7742073B2 (ja) * 2021-08-30 2025-09-19 浜松ホトニクス株式会社 脳計測装置及び脳計測方法
JP7784299B2 (ja) * 2021-12-28 2025-12-11 矢崎総業株式会社 センサ
CN114942663B (zh) * 2022-04-21 2023-10-20 华南师范大学 一种基于原子磁强计的电流源反馈电路
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CN115389988B (zh) * 2022-10-31 2023-02-07 之江实验室 一种原子磁强计交流磁场幅值测量装置及方法
CN115727872B (zh) * 2022-11-07 2024-08-02 北京自动化控制设备研究所 Epr磁强计测量轴稳定性的测试评价方法及磁强计
CN115932676B (zh) * 2023-01-31 2023-11-03 柏瑞润兴(北京)科技发展有限公司 一种磁场检测装置
CN116449267B (zh) * 2023-03-27 2025-08-22 北京航空航天大学 基于原子自旋磁强计检测光抽运效应的线圈常数测量方法
CN117665683B (zh) * 2023-12-04 2024-08-23 中国科学院地质与地球物理研究所 一种磁通门传感器噪声检测方法、系统及存储介质
KR102793334B1 (ko) * 2024-03-22 2025-04-07 국방과학연구소 단일빔 원자 자기장 센서 및 그의 자기장 측정 방법
CN118353245B (zh) * 2024-06-18 2024-08-23 中国科学院精密测量科学与技术创新研究院 一种抑制电压切换时电流振荡的装置及方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1594565A (enExample) * 1968-07-08 1970-06-08
JPS5812878U (ja) * 1981-07-15 1983-01-27 三菱電機株式会社 光磁気共鳴磁力計
JPH01191080A (ja) * 1988-01-26 1989-08-01 Mitsubishi Electric Corp 光磁気共鳴磁力計
JP3655425B2 (ja) * 1997-04-18 2005-06-02 株式会社東芝 生体磁場計測装置
JP3451193B2 (ja) * 1998-04-28 2003-09-29 株式会社日立製作所 生体磁場計測装置
JPH11330768A (ja) * 1998-05-18 1999-11-30 Shimadzu Corp 磁気遮蔽装置
JP2000037362A (ja) * 1998-07-21 2000-02-08 Toshiba Corp 環境雑音磁場の除去装置
JP3379488B2 (ja) * 1999-09-14 2003-02-24 株式会社日立製作所 磁場計測装置
JP2002094280A (ja) * 2000-09-18 2002-03-29 Magbang Kk アクティブシールド装置
JP2002243817A (ja) * 2001-02-21 2002-08-28 Hitachi Ltd 検出コイル一体型グラジオメータ及び磁場計測装置
US6472869B1 (en) * 2001-06-18 2002-10-29 United States Of America As Represented By The Secretary Of The Air Force Diode laser-pumped magnetometer
US7038450B2 (en) * 2002-10-16 2006-05-02 Trustees Of Princeton University High sensitivity atomic magnetometer and methods for using same

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