JP6757946B2 - Nmr測定方法及び装置 - Google Patents
Nmr測定方法及び装置 Download PDFInfo
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
- G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
- G01N24/082—Measurement of solid, liquid or gas content
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- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
- G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
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- 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]
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- 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]
- G01R33/46—NMR spectroscopy
- G01R33/4616—NMR spectroscopy using specific RF pulses or specific modulation schemes, e.g. stochastic excitation, adiabatic RF pulses, composite pulses, binomial pulses, Shinnar-le-Roux pulses, spectrally selective pulses not being used for spatial selection
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- 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]
- G01R33/46—NMR spectroscopy
- G01R33/4641—Sequences for NMR spectroscopy of samples with ultrashort relaxation times such as solid samples
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- 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
- G01R33/50—NMR imaging systems based on the determination of relaxation times, e.g. T1 measurement by IR sequences; T2 measurement by multiple-echo sequences
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- 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
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/5602—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by filtering or weighting based on different relaxation times within the sample, e.g. T1 weighting using an inversion pulse
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- 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
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/5605—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution by transferring coherence or polarization from a spin species to another, e.g. creating magnetization transfer contrast [MTC], polarization transfer using nuclear Overhauser enhancement [NOE]
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N24/00—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects
- G01N24/08—Investigating or analyzing materials by the use of nuclear magnetic resonance, electron paramagnetic resonance or other spin effects by using nuclear magnetic resonance
- G01N24/088—Assessment or manipulation of a chemical or biochemical reaction, e.g. verification whether a chemical reaction occurred or whether a ligand binds to a receptor in drug screening or assessing reaction kinetics
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- 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]
- G01R33/46—NMR spectroscopy
- G01R33/4608—RF excitation sequences for enhanced detection, e.g. NOE, polarisation transfer, selection of a coherence transfer pathway
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- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Description
Claims (8)
- 液体及び固体を含む試料に対して、溶液NMR測定及び固体NMR測定の内で一方を実行する第1測定工程と、
前記試料に対して前記溶液NMR測定及び前記固体NMR測定の内で他方の測定を実行する第2測定工程と、
を含み、
前記第1測定工程では、前記第2測定工程の開始時において核Bの磁化が残るように、核AについてのNMR測定が実行され、
前記第2測定工程では、前記核Bに残った磁化を利用することにより、核CについてのNMR測定が実行され、
前記第1測定工程後の磁化回復用待ち時間なしに前記第1測定工程に続いて前記第2測定工程が実行され、又は、前記第1測定工程と同時進行で前記第2測定工程が実行される、
ことを特徴とするNMR測定方法。 - 請求項1記載の方法において、
当該NMR測定方法は、化学反応過程又は結晶化過程を間欠的に観測する時間分解測定法であって、観測プロセスを繰り返し実行するものであり、
前記観測プロセスは、
磁化回復用待ち時間と、
前記磁化回復用待ち時間に続く工程結合であって、前記第1測定工程及び前記第2測定工程からなる工程結合と、
により構成される、ことを特徴とするNMR測定方法。 - 請求項1記載の方法において、
前記核Cは、前記核Aと同じ核、前記核Bと同じ核、又は、前記核A及び前記核Bのいずれとも異なる核、である、
ことを特徴とするNMR測定方法。 - 請求項1記載の方法において、
前記第2測定工程は前記核Bに残った磁化を前記核Cに移す磁化移動工程を含む、
ことを特徴とするNMR測定方法。 - 請求項4記載の方法において、
前記磁化移動工程は前記核Bと前記核Cとの間の双極子相互作用を利用する工程である、
ことを特徴とするNMR測定方法。 - 請求項1記載の方法において、
前記第1測定工程は、前記液体中の前記核Aを観測対象とする前記溶液NMR測定工程であり、
前記第2測定工程は、前記第1測定工程に続いて実行され、前記固体中の前記核Cを観測対象とする前記固体NMR測定工程である、
ことを特徴とするNMR測定方法。 - 請求項6記載の方法において、
前記固体NMR測定工程は、
前記核Bの磁化を前記核Aに移動させる双極子相互作用を利用する磁化移動工程と、
前記磁化移動工程後に前記核CからのFID信号を検出する検出工程と、
を含む、
ことを特徴とするNMR測定方法。 - 液体及び固体を含む試料を収容し、静磁場中に配置される試料容器と、
前記試料に対してRF波を照射し、前記試料からのNMR信号を検出する測定手段と、
前記測定手段に対して送信信号を供給し、前記測定手段からの受信信号を処理する送信受信手段と、
前記送信受信手段が実行するパルスシーケンスを定める制御手段と、
を含み、
前記パルスシーケンスは第1サブシーケンス及び第2サブシーケンスを含み、
前記第1サブシーケンスは、前記第2サブシーケンスの開始時において核Bの磁化が残るように、核AについてのNMR測定を実行するためのサブシーケンスであり、
前記第2サブシーケンスは、前記核Bに残った磁化を利用することにより、核CについてのNMR測定を実行するサブシーケンスであり、
前記第1サブシーケンス後の磁化回復用待ち時間なしに前記第1サブシーケンスに続いて前記第2サブシーケンスが実行され、又は、前記第1サブシーケンスと同時進行で前記第2サブシーケンスが実行される、
ことを特徴とするNMR測定装置。
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JP2016240448A JP6757946B2 (ja) | 2016-12-12 | 2016-12-12 | Nmr測定方法及び装置 |
EP17206013.9A EP3333569B8 (en) | 2016-12-12 | 2017-12-07 | Combination of solution-state and solid-state nmr measurements |
US15/837,215 US11067518B2 (en) | 2016-12-12 | 2017-12-11 | NMR measurement method and apparatus |
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JP2016240448A JP6757946B2 (ja) | 2016-12-12 | 2016-12-12 | Nmr測定方法及び装置 |
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JP6757946B2 true JP6757946B2 (ja) | 2020-09-23 |
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DE102019202001B3 (de) * | 2019-02-14 | 2020-06-25 | Bruker Biospin Gmbh | MAS-Probenkopf mit thermisch isolierter Probenkammer |
EP3974858B1 (en) * | 2020-09-29 | 2023-12-13 | Terra Quantum AG | Techniques for determining a nuclear magnetic resonance relaxation time and/or a nuclear magnetic resonance spectrum of a probe |
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JP2573999B2 (ja) * | 1988-06-03 | 1997-01-22 | 日本電子株式会社 | 状態相関2次元核磁気共鳴測定方法 |
DE19648391C1 (de) * | 1996-11-22 | 1998-04-23 | Univ Leiden | Verfahren zum Verbessern der Auflösung in zweidimensionalen heteronuklearen Korrelationsspektren der Festkörper-NMR |
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EP3333569A1 (en) | 2018-06-13 |
JP2018096781A (ja) | 2018-06-21 |
US20180164234A1 (en) | 2018-06-14 |
EP3333569B1 (en) | 2019-09-04 |
US11067518B2 (en) | 2021-07-20 |
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