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Development of Dual-Scan Nuclear Mag...

Mayes, Zachary Garrett,

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Development of Dual-Scan Nuclear Magnetic Resonance (NMR) Pulse Programs for Spin-Lattice Relaxation Measurements /

Record Type:	Electronic resources : Monograph/item
Title/Author:	Development of Dual-Scan Nuclear Magnetic Resonance (NMR) Pulse Programs for Spin-Lattice Relaxation Measurements // Zachary Garrett Mayes.
Author:	Mayes, Zachary Garrett,
Description:	1 electronic resource (86 pages)
Notes:	Source: Dissertations Abstracts International, Volume: 86-12, Section: B.
Contained By:	Dissertations Abstracts International86-12B.
Subject:	Physical chemistry. -
Online resource:	https://pqdd.sinica.edu.tw/twdaoapp/servlet/advanced?query=31997288
ISBN:	9798286427161

Development of Dual-Scan Nuclear Magnetic Resonance (NMR) Pulse Programs for Spin-Lattice Relaxation Measurements /
Mayes, Zachary Garrett,

Development of Dual-Scan Nuclear Magnetic Resonance (NMR) Pulse Programs for Spin-Lattice Relaxation Measurements /Zachary Garrett Mayes. - 1 electronic resource (86 pages)

Source: Dissertations Abstracts International, Volume: 86-12, Section: B.

This research develops and refines the Split Inversion Pulse and Recovery (SIP-R) methodology for spin-lattice relaxation (T₁) measurements in NMR spectroscopy. SIPR introduces a two-scan difference technique using a split inversion pulse sequence, where the 180° pulse is split into two 90° pulses phase-shifted with respect to each other. This approach simplifies data fitting, requiring only two parameters to extract T₁ values, compared to the traditional inversion-recovery method, which needs three. The SIP-R-DS and SIP-R-S adaptations extend this framework by incorporating selective NMR resonance excitations, enhancing its applicability to cross-polarization experiments and enabling unobstructed NOE measurements. These adaptations also improve measurements in complex molecular systems with overlapping signals, allowing for tailored excitation and optimized data acquisition. To further improve efficiency, the RAPTOR (Rapid Acquisition Pulse Train to Observe Relaxation) technique was developed, utilizing the SIP-R concept to significantly reduce experimental duration without compromising accuracy. By integrating the Flip-Flop method, RAPTOR achieves T₁ measurements in under five minutes. Together, these innovations advance NMR relaxometry, offering a versatile, efficient framework for T₁ measurements across a broad range of molecular systems and environments.

English

ISBN: 9798286427161Subjects--Topical Terms:

1981412
Physical chemistry.
Subjects--Index Terms:

NMR relaxometry

Development of Dual-Scan Nuclear Magnetic Resonance (NMR) Pulse Programs for Spin-Lattice Relaxation Measurements /
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245 1 0 $a Development of Dual-Scan Nuclear Magnetic Resonance (NMR) Pulse Programs for Spin-Lattice Relaxation Measurements / $c Zachary Garrett Mayes.
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500 $a Advisors: Woelk, Klaus H. Committee members: Abdelrahman, Magdy; Choudhury, Amitava; Grubbs, Garry, II; Winiarz, Jeffrey.
502 $b Ph.D. $c Missouri University of Science and Technology $d 2025.
520 $a This research develops and refines the Split Inversion Pulse and Recovery (SIP-R) methodology for spin-lattice relaxation (T₁) measurements in NMR spectroscopy. SIPR introduces a two-scan difference technique using a split inversion pulse sequence, where the 180° pulse is split into two 90° pulses phase-shifted with respect to each other. This approach simplifies data fitting, requiring only two parameters to extract T₁ values, compared to the traditional inversion-recovery method, which needs three. The SIP-R-DS and SIP-R-S adaptations extend this framework by incorporating selective NMR resonance excitations, enhancing its applicability to cross-polarization experiments and enabling unobstructed NOE measurements. These adaptations also improve measurements in complex molecular systems with overlapping signals, allowing for tailored excitation and optimized data acquisition. To further improve efficiency, the RAPTOR (Rapid Acquisition Pulse Train to Observe Relaxation) technique was developed, utilizing the SIP-R concept to significantly reduce experimental duration without compromising accuracy. By integrating the Flip-Flop method, RAPTOR achieves T₁ measurements in under five minutes. Together, these innovations advance NMR relaxometry, offering a versatile, efficient framework for T₁ measurements across a broad range of molecular systems and environments.
546 $a English
590 $a School code: 0587
650 4 $a Physical chemistry. $3 1981412
650 4 $a Analytical chemistry. $3 3168300
650 4 $a Computational chemistry. $3 3350019
653 $a NMR relaxometry
653 $a Spectroscopy
653 $a Spin-lattice relaxation
653 $a RAPTOR
653 $a NMR resonance excitations
690 $a 0494
690 $a 0486
690 $a 0219
710 2 $a Missouri University of Science and Technology. $b Chemistry. $e degree granting institution. $3 3823457
720 1 $a Woelk, Klaus H. $e degree supervisor.
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791 $a Ph.D.
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