IL117389A - מתקן ושיטה לכוונין אוטומטי לגילוי חומרים ע" י תהודה גרעינית ארבע-קוטבית ותהודה גרעינית מגנטית - Google Patents
מתקן ושיטה לכוונין אוטומטי לגילוי חומרים ע" י תהודה גרעינית ארבע-קוטבית ותהודה גרעינית מגנטיתInfo
- Publication number
- IL117389A IL117389A IL11738996A IL11738996A IL117389A IL 117389 A IL117389 A IL 117389A IL 11738996 A IL11738996 A IL 11738996A IL 11738996 A IL11738996 A IL 11738996A IL 117389 A IL117389 A IL 117389A
- Authority
- IL
- Israel
- Prior art keywords
- coil
- nuclear
- predetermined
- specimen
- nqr
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title claims description 48
- 238000000034 method Methods 0.000 title claims description 29
- 239000000126 substance Substances 0.000 title claims description 24
- 238000003876 NQR spectroscopy Methods 0.000 title description 61
- 238000005481 NMR spectroscopy Methods 0.000 title description 32
- 239000003990 capacitor Substances 0.000 claims description 27
- 238000012546 transfer Methods 0.000 claims description 24
- 230000005684 electric field Effects 0.000 claims description 5
- 230000003993 interaction Effects 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 235000015250 liver sausages Nutrition 0.000 claims 1
- XYSQXZCMOLNHOI-UHFFFAOYSA-N s-[2-[[4-(acetylsulfamoyl)phenyl]carbamoyl]phenyl] 5-pyridin-1-ium-1-ylpentanethioate;bromide Chemical compound [Br-].C1=CC(S(=O)(=O)NC(=O)C)=CC=C1NC(=O)C1=CC=CC=C1SC(=O)CCCC[N+]1=CC=CC=C1 XYSQXZCMOLNHOI-UHFFFAOYSA-N 0.000 claims 1
- 239000000523 sample Substances 0.000 description 20
- 239000002360 explosive Substances 0.000 description 15
- 239000000463 material Substances 0.000 description 10
- 239000004081 narcotic agent Substances 0.000 description 9
- 230000005284 excitation Effects 0.000 description 8
- 230000006870 function Effects 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- 239000013076 target substance Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000011835 investigation Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 4
- 230000010363 phase shift Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000011179 visual inspection Methods 0.000 description 3
- TZRXHJWUDPFEEY-UHFFFAOYSA-N Pentaerythritol Tetranitrate Chemical compound [O-][N+](=O)OCC(CO[N+]([O-])=O)(CO[N+]([O-])=O)CO[N+]([O-])=O TZRXHJWUDPFEEY-UHFFFAOYSA-N 0.000 description 2
- ZPUCINDJVBIVPJ-LJISPDSOSA-N cocaine Chemical compound O([C@H]1C[C@@H]2CC[C@@H](N2C)[C@H]1C(=O)OC)C(=O)C1=CC=CC=C1 ZPUCINDJVBIVPJ-LJISPDSOSA-N 0.000 description 2
- PIQVDUKEQYOJNR-VZXSFKIWSA-N cocaine hydrochloride Chemical compound [Cl-].O([C@H]1C[C@@H]2CC[C@@H]([NH+]2C)[C@H]1C(=O)OC)C(=O)C1=CC=CC=C1 PIQVDUKEQYOJNR-VZXSFKIWSA-N 0.000 description 2
- 229960003771 cocaine hydrochloride Drugs 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 230000002498 deadly effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 206010011878 Deafness Diseases 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- FYDSPEWNDZOWPU-UHFFFAOYSA-N [3-nitrooxy-2,2-bis(nitrooxymethyl)propyl] nitrate;1,3,5-trinitro-1,3,5-triazinane Chemical compound [O-][N+](=O)N1CN([N+]([O-])=O)CN([N+]([O-])=O)C1.[O-][N+](=O)OCC(CO[N+]([O-])=O)(CO[N+]([O-])=O)CO[N+]([O-])=O FYDSPEWNDZOWPU-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 229960003920 cocaine Drugs 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 239000002117 illicit drug Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012332 laboratory investigation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000013077 target material Substances 0.000 description 1
- VLCQZHSMCYCDJL-UHFFFAOYSA-N tribenuron methyl Chemical compound COC(=O)C1=CC=CC=C1S(=O)(=O)NC(=O)N(C)C1=NC(C)=NC(OC)=N1 VLCQZHSMCYCDJL-UHFFFAOYSA-N 0.000 description 1
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
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3628—Tuning/matching of the transmit/receive coil
-
- 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]
- G01R33/441—Nuclear Quadrupole Resonance [NQR] Spectroscopy and Imaging
-
- 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
- G01R33/58—Calibration of imaging systems, e.g. using test probes, Phantoms; Calibration objects or fiducial markers such as active or passive RF coils surrounding an MR active material
- G01R33/583—Calibration of signal excitation or detection systems, e.g. for optimal RF excitation power or frequency
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- High Energy & Nuclear Physics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/400,673 US5594338A (en) | 1995-03-08 | 1995-03-08 | Automatic tuning apparatus and method for substance detection using nuclear quadrupole resonance and nuclear magnetic resonance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL117389A0 IL117389A0 (en) | 1996-08-04 |
| IL117389A true IL117389A (he) | 1998-07-15 |
Family
ID=23584545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL11738996A IL117389A (he) | 1995-03-08 | 1996-03-06 | מתקן ושיטה לכוונין אוטומטי לגילוי חומרים ע" י תהודה גרעינית ארבע-קוטבית ותהודה גרעינית מגנטית |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US5594338A (he) |
| EP (1) | EP0813686A1 (he) |
| JP (1) | JPH11502017A (he) |
| AU (1) | AU699023B2 (he) |
| IL (1) | IL117389A (he) |
| WO (1) | WO1996027803A1 (he) |
Families Citing this family (74)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5594338A (en) * | 1995-03-08 | 1997-01-14 | Quantum Magnetics, Inc. | Automatic tuning apparatus and method for substance detection using nuclear quadrupole resonance and nuclear magnetic resonance |
| US5670881A (en) * | 1996-02-09 | 1997-09-23 | Toshiba America, Inc. | Discrete step remotely adjustable matching circuit for MRI RF coils |
| AU6182798A (en) * | 1997-02-25 | 1998-09-09 | Advanced Imaging Research, Inc. | Radio-frequency coil array for resonance analysis |
| US6411208B1 (en) * | 1997-06-05 | 2002-06-25 | The United States Of America As Represented By The Secretary Of The Navy | Method and apparatus for detecting a target material in a sample by pre-screening the sample for piezoelectric resonance |
| US5912558A (en) * | 1997-11-14 | 1999-06-15 | Picker International, Inc. | Automatic frequency tuning for MR scanners |
| US6392408B1 (en) * | 1998-05-06 | 2002-05-21 | Quamtum Magnetics, Inc. | Method and system for cancellation of extraneous signals in nuclear quadrupole resonance spectroscopy |
| US6081120A (en) * | 1998-05-20 | 2000-06-27 | Shen; Gary G | Universal-multi-layered, multi-tuned RF probe for MRI and MRS |
| US6104190A (en) * | 1998-11-17 | 2000-08-15 | The United States Of America As Represented By The Secretary Of The Navy | Nuclear quadrupole resonance (NQR) method and apparatus for detecting a nitramine explosive |
| US7598739B2 (en) * | 1999-05-21 | 2009-10-06 | Regents Of The University Of Minnesota | Radio frequency gradient, shim and parallel imaging coil |
| US6291994B1 (en) * | 2000-01-14 | 2001-09-18 | Quantum Magnetics, Inc. | Active Q-damping sub-system using nuclear quadrupole resonance and nuclear magnetic resonance for improved contraband detection |
| US6888153B2 (en) * | 2000-04-05 | 2005-05-03 | University Of Washington | Capacitive shield for containing radiofrequency magnetic fields |
| US6362690B1 (en) * | 2000-04-19 | 2002-03-26 | Ophir Rf, Inc. | System and method for closed loop VSWR correction and tuning in RF power amplifiers |
| US6788056B2 (en) | 2000-07-31 | 2004-09-07 | Regents Of The University Of Minnesota | Radio frequency magnetic field unit with aperature |
| US6552538B2 (en) | 2001-04-11 | 2003-04-22 | Koninklijke Philips Electronics, N.V. | RF transmit calibration for open MRI systems |
| AUPR868201A0 (en) * | 2001-11-05 | 2001-11-29 | Thorlock International Limited | Q-factor switching method and apparatus for detecting nuclear quadrupole and nuclear magnetic resonance signals |
| US6774634B2 (en) | 2002-01-29 | 2004-08-10 | Varian, Inc. | Automated NMR analysis using solvents and sample tube materials to control frequency shifts |
| US6724188B2 (en) * | 2002-03-29 | 2004-04-20 | Wavbank, Inc. | Apparatus and method for measuring molecular electromagnetic signals with a squid device and stochastic resonance to measure low-threshold signals |
| EP1497668A1 (en) * | 2002-04-19 | 2005-01-19 | Regents Of The University Of Minnesota | Radio frequency gradient and shim coil |
| AUPS319402A0 (en) * | 2002-06-24 | 2002-07-18 | Thorlock International Limited | Monitoring probes for nuclear quadrupole resonance measurements (#12) |
| AUPS319102A0 (en) * | 2002-06-25 | 2002-07-18 | Thorlock International Limited | Low ESR switch for nuclear resonance measurements (#13) |
| AUPS322802A0 (en) * | 2002-06-26 | 2002-07-18 | Thorlock International Limited | Large volume scanner for nuclear quadrupole resonance measurements (#14) |
| US7112963B2 (en) * | 2003-04-11 | 2006-09-26 | Jeol Ltd. | NMR measurement method |
| US7521932B2 (en) * | 2003-05-06 | 2009-04-21 | The Penn State Research Foundation | Method and system for adjusting the fundamental symmetric mode of coupled high temperature superconductor coils |
| GB0312986D0 (en) * | 2003-06-06 | 2003-07-09 | Secr Defence | Nuclear quadrupole resonance inspection system |
| USH2177H1 (en) * | 2003-08-08 | 2007-01-02 | The United States Of America, As Represented By The Secretary Of The Navy | Cancellation of ringing in magnetic resonance utilizing a composite pulse |
| US7295085B2 (en) * | 2003-08-21 | 2007-11-13 | E.I. Du Pont De Nemours And Company | Process for making high temperature superconductor devices each having a line oriented in a spiral fashion |
| US20050104593A1 (en) * | 2003-08-21 | 2005-05-19 | Laubacher Daniel B. | Nuclear quadrupole resonance detection system using a high temperature superconductor self-resonant coil |
| US6847208B1 (en) * | 2003-08-29 | 2005-01-25 | Quantum Magnetics, Inc. | Tube array coil for quadrupole resonance (QR) scanning |
| WO2005081002A2 (en) * | 2003-10-23 | 2005-09-01 | E.I Dupont De Nemours And Company | Method for biological identification using high temperature superconductor enhanced nuclear quadrupole resonance |
| WO2005047917A1 (en) * | 2003-11-12 | 2005-05-26 | E.I. Dupont De Nemours And Company | Detection of contraband using nuclear quadrupole resonance |
| US20070245374A1 (en) * | 2003-11-24 | 2007-10-18 | Inventec Corporation | Video program subtitle tex recording method and system |
| US7332910B2 (en) | 2003-11-24 | 2008-02-19 | E.I. Du Pont De Nemours And Company | Frequency detection system comprising circuitry for adjusting the resonance frequency of a high temperature superconductor self-resonant coil |
| US7301344B2 (en) * | 2003-11-24 | 2007-11-27 | E.I. Du Pont De Nemours & Co. | Q-damping circuit including a high temperature superconductor coil for damping a high temperature superconductor self-resonant coil in a nuclear quadrupole resonance detection system |
| US7375525B2 (en) * | 2003-12-15 | 2008-05-20 | E.I. Du Pont De Nemours And Company | Use of multiple sensors in a nuclear quadropole resonance detection system to improve measurement speed |
| WO2005106516A2 (en) * | 2004-01-07 | 2005-11-10 | Siv Technologies Inc. | Method and apparatus for detection of quadrupole nuclei in motion relative to the search region |
| WO2005069028A1 (en) * | 2004-01-14 | 2005-07-28 | Koninklijke Philips Electronics, N.V. | Rf trap tuned by selectively inserting electrically conductive tuning elements |
| RU2249202C1 (ru) * | 2004-02-03 | 2005-03-27 | Калининградский Пограничный Институт Фсб Рф | Способ обнаружения взврывчатых и наркотических веществ на основе ядерного квадрупольного резонанса |
| EP1711840A2 (en) * | 2004-02-04 | 2006-10-18 | E.I.Du pont de nemours and company | Nqr rf coil assembly comprising two or more coils which may be made from hts |
| US7355401B2 (en) * | 2004-02-04 | 2008-04-08 | E.I. Du Pont De Nemours And Company | Use of two or more sensors to detect different nuclear quadrupole resonance signals of a target compound |
| EP1730543B1 (en) * | 2004-03-31 | 2010-07-21 | Varian, Inc. | Capacitor switches for nmr |
| US7248046B2 (en) * | 2004-04-15 | 2007-07-24 | E. I. Du Pont De Nemours And Company | Decoupling high temperature superconductor sensor arrays in nuclear quadrupole resonance detection systems |
| US7279897B2 (en) * | 2004-04-30 | 2007-10-09 | E. I. Du Pont De Nemours And Company | Scanning a band of frequencies using an array of high temperature superconductor sensors tuned to different frequencies |
| EP1740967A2 (en) * | 2004-04-30 | 2007-01-10 | E.I.Du pont de nemours and company | Methods and apparatus for scanning a band of frequencies using an array of high temperature superconductor sensors |
| US7265549B2 (en) | 2004-04-30 | 2007-09-04 | E. I. Du Pont De Nemours And Company | Scanning a band of frequencies using an array of high temperature superconductor sensors tuned to the same frequency |
| EP1751571B1 (en) | 2004-05-07 | 2020-07-15 | Regents Of The University Of Minnesota | Multi-current elements for magnetic resonance radio frequency coils |
| US7388377B2 (en) | 2004-12-03 | 2008-06-17 | E.I. Du Pont De Nemours And Company | Method for reducing the coupling between excitation and receive coils of a nuclear quadrupole resonance detection system |
| WO2006065929A1 (en) * | 2004-12-13 | 2006-06-22 | E. I. Du Pont De Nemours And Company | Metal shield alarm in a nuclear quadrupole resonance/x-ray contraband detection system |
| WO2006081615A1 (en) * | 2005-02-01 | 2006-08-10 | Qrsciences Pty Ltd | Method and apparatus for detecting significant shielded volumes |
| US7088098B1 (en) * | 2005-02-24 | 2006-08-08 | General Electric Company | System, method and apparatus for tuning an RF volume coil |
| US7362182B2 (en) * | 2005-08-31 | 2008-04-22 | Ge Security, Inc. | Power amplifier |
| KR101356409B1 (ko) * | 2007-03-27 | 2014-01-27 | 메사추세츠 인스티튜트 오브 테크놀로지 | 무선 에너지 전달 |
| US7750631B2 (en) * | 2007-06-22 | 2010-07-06 | Morpho Detection, Inc. | Passenger inspection system and methods for using the same |
| US8049501B2 (en) * | 2008-04-11 | 2011-11-01 | General Electric Company | Multi-frequency RF coil |
| WO2011029452A1 (en) * | 2009-09-08 | 2011-03-17 | Max-Planck-Gesellschaft zur Förderung der Wissenschaften e. V. | Method for optimization of a multi-channel coil |
| US8674697B2 (en) * | 2010-01-29 | 2014-03-18 | R.A. Miller Industries, Inc. | Long distance explosive detection using nuclear quadrupole resonance and one or more monopoles |
| US8570038B2 (en) * | 2010-01-29 | 2013-10-29 | R.A. Miller Industries, Inc. | Long range detection of explosives or contraband using nuclear quadrupole resonance |
| RU2488100C2 (ru) * | 2010-01-29 | 2013-07-20 | Феликс Васильевич Кивва | Устройство для обнаружения и распознавания веществ методом ядерного квадрупольного резонанса |
| US8232801B2 (en) | 2011-06-30 | 2012-07-31 | General Electric Company | Nuclear quadrupole resonance system and method for structural health monitoring |
| US9476953B1 (en) | 2012-08-24 | 2016-10-25 | Bae Systems Information And Electronic Systems Integration Inc. | Nuclear quadrupole resonance system |
| US8912788B2 (en) * | 2012-11-09 | 2014-12-16 | AMI Research & Development, LLC | Low power stimulated emission nuclear quadrupole resonance detection at multiple reference power levels |
| US9566377B2 (en) | 2013-03-15 | 2017-02-14 | Fresenius Medical Care Holdings, Inc. | Medical fluid sensing and concentration determination in a fluid cartridge with multiple passageways, using a radio frequency device situated within a magnetic field |
| US9772386B2 (en) | 2013-03-15 | 2017-09-26 | Fresenius Medical Care Holdings, Inc. | Dialysis system with sample concentration determination device using magnet and radio frequency coil assemblies |
| US9713664B2 (en) | 2013-03-15 | 2017-07-25 | Fresenius Medical Care Holdings, Inc. | Nuclear magnetic resonance module for a dialysis machine |
| US9433718B2 (en) | 2013-03-15 | 2016-09-06 | Fresenius Medical Care Holdings, Inc. | Medical fluid system including radio frequency (RF) device within a magnetic assembly, and fluid cartridge body with one of multiple passageways disposed within the RF device, and specially configured cartridge gap accepting a portion of said RF device |
| US9597439B2 (en) | 2013-03-15 | 2017-03-21 | Fresenius Medical Care Holdings, Inc. | Medical fluid sensing and concentration determination using radio frequency energy and a magnetic field |
| RU2538318C2 (ru) * | 2013-04-01 | 2015-01-10 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Балтийский Федеральный Университет имени Иммануила Канта" (БФУ им. И. Канта) | Устройство исследования электромагнитного поля вторичных излучателей |
| US10286135B2 (en) | 2014-03-28 | 2019-05-14 | Fresenius Medical Care Holdings, Inc. | Measuring conductivity of a medical fluid |
| RU2568284C1 (ru) * | 2014-06-09 | 2015-11-20 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Балтийский Федеральный Университет имени Иммануила Канта" (БФУ им. И. Канта) | Устройство исследования электромагнитного поля вторичных излучателей |
| RU2658090C2 (ru) * | 2016-02-11 | 2018-06-19 | Марина Анатольевна Плотникова | Устройство для обнаружения и распознавания веществ методом ядерного квадрупольного резонанса |
| DE102017211401B3 (de) * | 2017-07-04 | 2018-10-18 | Bruker Biospin Ag | Anpassungseinrichtung für einen HF-Resonanzkreis eines NMR-Probenkopfs |
| RU2697023C1 (ru) * | 2018-12-03 | 2019-08-08 | Федеральное государственное автономное образовательное учреждение высшего образования "Балтийский федеральный университет имени Иммануила Канта" (БФУ им. И. Канта) | Устройство обнаружения сигналов ядерного квадрупольного резонанса |
| US10637444B1 (en) * | 2018-12-21 | 2020-04-28 | Northrop Gruman Systems Corporation | Near field RFID probe with tunning |
| US11346905B2 (en) * | 2019-12-06 | 2022-05-31 | Raytheon Company | Use of forward sensing probe for pretuning of probe |
| RU2757363C1 (ru) * | 2020-11-23 | 2021-10-14 | Федеральное государственное автономное образовательное учреждение высшего образования "Балтийский федеральный университет имени Иммануила Канта" (БФУ им. И. Канта) | Устройство обнаружения сигналов ядерного квадрупольного резонанса |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4769602A (en) * | 1986-07-02 | 1988-09-06 | Shell Oil Company | Determining multiphase saturations by NMR imaging of multiple nuclides |
| JPS6443241A (en) * | 1987-08-10 | 1989-02-15 | Toshiba Corp | Probe coil apparatus for magnetic resonance imaging apparatus |
| JPS6472044A (en) * | 1987-09-14 | 1989-03-16 | Mitsubishi Electric Corp | Magnetic resonance device and its probe impedance adjusting method |
| US4827219A (en) * | 1988-01-07 | 1989-05-02 | The Regents Of The University Of California | Remotely adjustable MRI RF coil impedance matching circuit with mutualy coupled resonators |
| US5041788A (en) * | 1989-08-09 | 1991-08-20 | Picker International, Inc. | Simply supported ring gear for autotuneable body resonator |
| DE58909700D1 (de) * | 1989-12-01 | 1996-08-14 | Siemens Ag | Verfahren zum Betrieb eines Kernspintomographiegeräts mit einem Resonanzkreis zur Erzeugung von Gradientenfeldern |
| DE4035994A1 (de) * | 1990-11-12 | 1992-05-14 | Siemens Ag | Schaltung und verfahren zur anpassung von antennen in einem kernspinresonanz-bildgeraet |
| DE4119674A1 (de) * | 1991-06-14 | 1992-12-17 | Spectrospin Ag | Stellantrieb |
| US5347222A (en) * | 1993-01-11 | 1994-09-13 | Kabushiki Kaisha Toshiba | Signal/noise ratio optimization tuning system |
| US5451873A (en) * | 1993-10-05 | 1995-09-19 | Schlumberger Technology Corporation | Method and apparatus for determining the in situ larmor frequency of a wellbore NMR tool to compensate for accumulation of magnetic material on the magnet housing of the tool |
| US5594338A (en) * | 1995-03-08 | 1997-01-14 | Quantum Magnetics, Inc. | Automatic tuning apparatus and method for substance detection using nuclear quadrupole resonance and nuclear magnetic resonance |
-
1995
- 1995-03-08 US US08/400,673 patent/US5594338A/en not_active Expired - Lifetime
-
1996
- 1996-03-05 JP JP8527033A patent/JPH11502017A/ja active Pending
- 1996-03-05 EP EP96911251A patent/EP0813686A1/en not_active Ceased
- 1996-03-05 AU AU54193/96A patent/AU699023B2/en not_active Ceased
- 1996-03-05 US US08/894,950 patent/US5986455A/en not_active Expired - Fee Related
- 1996-03-05 WO PCT/US1996/003075 patent/WO1996027803A1/en not_active Ceased
- 1996-03-06 IL IL11738996A patent/IL117389A/he not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0813686A1 (en) | 1997-12-29 |
| US5986455A (en) | 1999-11-16 |
| US5594338A (en) | 1997-01-14 |
| JPH11502017A (ja) | 1999-02-16 |
| IL117389A0 (en) | 1996-08-04 |
| WO1996027803A1 (en) | 1996-09-12 |
| AU5419396A (en) | 1996-09-23 |
| AU699023B2 (en) | 1998-11-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU699023B2 (en) | Automatic tuning apparatus and method for substance detection using nuclear quadrupole resonance and nuclear magnetic resonance | |
| EP0813685B9 (en) | System and method for contraband detection using nuclear quadrupole resonance | |
| US6291994B1 (en) | Active Q-damping sub-system using nuclear quadrupole resonance and nuclear magnetic resonance for improved contraband detection | |
| US5583437A (en) | Method of and apparatus for NQR testing selected nuclei with reduced dependence on a given environmental parameter | |
| EP0788608B1 (en) | Nuclear quadrupole resonance testing | |
| AU759922B2 (en) | Magnetic resonance detection coil that is immune to environmental noise | |
| US6420872B1 (en) | Probe for detecting a transient magnetic resonance signal, wherein the ratio of the Q of the probe to the Q of the resonance signal is relatively large | |
| EP1477823A2 (en) | Method of an apparatus for nuclear quadrupole resonance testing a sample | |
| Hirschfeld et al. | Short range remote NQR measurements | |
| US11543477B2 (en) | Magnetic resonance detection (MRD) system for and methods of detecting and classifying multiple chemical substances | |
| EP0928973A2 (en) | Method of and apparatus for NQR testing | |
| US20020153891A1 (en) | Methods of and apparatus for analysing a signal | |
| EP2778705B1 (en) | Apparatus and method for recognition of taggant substances having zero external field magnetic resonance signatures | |
| EP1801607A2 (en) | NQR testing method and apparatus | |
| US6522135B2 (en) | Nuclear quadrupole resonance (NQR) method and probe for generating RF magnetic fields in different directions to distinguish NQR from acoustic ringing induced in a sample | |
| WO2005022199A1 (en) | Nuclear quadrupole resonance method and apparatus | |
| US6246237B1 (en) | Method of and apparatus for testing a sample | |
| CA2214774C (en) | Automatic tuning apparatus and method for substance detection using nuclear quadrupole resonance and nuclear magnetic resonance | |
| US8744809B2 (en) | System and method for sensing of a nuclear quadrupole resonance | |
| Ostafin et al. | Detection of plastic explosives in luggage with14N nuclear quadrupole resonance spectroscopy | |
| GB2319852A (en) | Testing a sample by nuclear resonance | |
| FLEXMAN et al. | 8-10 Hamilton Street, Cannington, WA 6107, Australia | |
| FLEXMAN et al. | Pure Nuclear Quadrupole Resonance (NQR) is a very promising method for the | |
| Prado et al. | False alarm reduction during landmine detection | |
| Garroway et al. | Nuclear Quadrupole Resonance (NQR) Method and Probe for Generating RF Magnetic Fields in Different Directions to Distinguish NQR from Acoustic Ringing Induced in a Sample |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Patent granted | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| MM9K | Patent not in force due to non-payment of renewal fees |