DE3222901A1 - Kernmagnetisches resonanz-spektroskopieverfahren - Google Patents
Kernmagnetisches resonanz-spektroskopieverfahrenInfo
- Publication number
- DE3222901A1 DE3222901A1 DE19823222901 DE3222901A DE3222901A1 DE 3222901 A1 DE3222901 A1 DE 3222901A1 DE 19823222901 DE19823222901 DE 19823222901 DE 3222901 A DE3222901 A DE 3222901A DE 3222901 A1 DE3222901 A1 DE 3222901A1
- Authority
- DE
- Germany
- Prior art keywords
- pulses
- sequence
- pulse
- composite
- impulses
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000005481 NMR spectroscopy Methods 0.000 title description 2
- 239000002131 composite material Substances 0.000 claims abstract description 44
- 230000002452 interceptive effect Effects 0.000 claims abstract description 16
- 230000003252 repetitive effect Effects 0.000 claims abstract description 6
- 238000001528 pulsed nuclear magnetic resonance spectroscopy Methods 0.000 claims abstract description 4
- 150000001875 compounds Chemical class 0.000 claims description 24
- 125000004122 cyclic group Chemical group 0.000 claims description 23
- 230000008569 process Effects 0.000 claims description 13
- 230000036961 partial effect Effects 0.000 claims description 9
- 230000005415 magnetization Effects 0.000 claims description 5
- 230000004907 flux Effects 0.000 claims description 3
- 238000009795 derivation Methods 0.000 claims 1
- OKTJSMMVPCPJKN-OUBTZVSYSA-N Carbon-13 Chemical compound [13C] OKTJSMMVPCPJKN-OUBTZVSYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 23
- 230000006872 improvement Effects 0.000 description 15
- 239000000523 sample Substances 0.000 description 9
- 238000006073 displacement reaction Methods 0.000 description 8
- 238000001228 spectrum Methods 0.000 description 8
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 7
- 230000003993 interaction Effects 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 238000001208 nuclear magnetic resonance pulse sequence Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 5
- 230000006698 induction Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005184 irreversible process Methods 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000001225 nuclear magnetic resonance method Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000000007 visual effect Effects 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
- G01R33/44—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
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- High Energy & Nuclear Physics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8119000 | 1981-06-19 | ||
| GB8208928 | 1982-03-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3222901A1 true DE3222901A1 (de) | 1983-01-13 |
| DE3222901C2 DE3222901C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-05-21 |
Family
ID=26279859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823222901 Granted DE3222901A1 (de) | 1981-06-19 | 1982-06-18 | Kernmagnetisches resonanz-spektroskopieverfahren |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3222901A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0359298A1 (en) * | 1988-08-17 | 1990-03-21 | Koninklijke Philips Electronics N.V. | Method of heteronuclear decoupling in magnetic resonance spectroscopy, and device for determining a spectrum |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3530373A (en) * | 1968-09-16 | 1970-09-22 | Massachusetts Inst Technology | Methods and apparatus for pulsed nuclear magnetic resonance of solids |
| US3588678A (en) * | 1969-10-22 | 1971-06-28 | Vauan Associates | Spectrometers using an r.f. noise generator employing a carrier modulated by a binary random sequence |
| DE2833853A1 (de) * | 1978-08-02 | 1980-02-14 | Spectrospin Ag | Verfahren zur aufnahme von spinresonanzspektren und vorrichtung zur durchfuehrung des verfahrens |
-
1982
- 1982-06-18 DE DE19823222901 patent/DE3222901A1/de active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3530373A (en) * | 1968-09-16 | 1970-09-22 | Massachusetts Inst Technology | Methods and apparatus for pulsed nuclear magnetic resonance of solids |
| US3588678A (en) * | 1969-10-22 | 1971-06-28 | Vauan Associates | Spectrometers using an r.f. noise generator employing a carrier modulated by a binary random sequence |
| DE2833853A1 (de) * | 1978-08-02 | 1980-02-14 | Spectrospin Ag | Verfahren zur aufnahme von spinresonanzspektren und vorrichtung zur durchfuehrung des verfahrens |
Non-Patent Citations (2)
| Title |
|---|
| US-Z.: "Journal of Magnetic Resonance", Vol. 38, 1980, S. 453-479 * |
| US-Z.: "Journal of Magnetic Resonance", Vol. 43, 1981, S. 502-507 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0359298A1 (en) * | 1988-08-17 | 1990-03-21 | Koninklijke Philips Electronics N.V. | Method of heteronuclear decoupling in magnetic resonance spectroscopy, and device for determining a spectrum |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3222901C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-05-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: BRITISH TECHNOLOGY GROUP LTD., LONDON, GB |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: MITSCHERLICH, H., DIPL.-ING. KOERBER, W., DIPL.-ING. DR.RER.NAT. SCHMIDT-EVERS, J., DIPL.-ING. MELZER, W., DIPL.-ING., 80331 MUENCHEN GRAF, W., DIPL.-ING., PAT.-ANWAELTE, 81667 MUENCHEN |