A Theorem Relating Cross-Relaxation and Hartmann-Hahn Transfer in Multiple-Pulse Sequences. Optimal Suppression of TOCSY Transfer in ROESY Export

@article{citeulike:6021481, abstract = {By use of average-Hamiltonian theory and invariant-trajectory approaches, a theorem is derived that relates cross relaxation and Hartmann-Hahn transfer during multiple-pulse sequences. The result is used to obtain an expression for the theoretical minimum of coherence transfer that must be accepted in ROESY experiments. Jump-symmetrized CW-ROESY sequences are proposed that approach optimal suppression of TOCSY transfer combined with excellent offset behavior of the effective cross-relaxation rate. The results are demonstrated using numerical simulations and experimental spectra of a disaccharide.}, author = {Schleucher, J.}, citeulike-article-id = {6021481}, citeulike-linkout-0 = {http://dx.doi.org/10.1006/jmra.1995.1025}, citeulike-linkout-1 = {http://linkinghub.elsevier.com/retrieve/pii/S1064-1858(85)71025-X}, doi = {10.1006/jmra.1995.1025}, issn = {10641858}, journal = {Journal of Magnetic Resonance, Series A}, keywords = {aht, nmr-methods, roesy, spin-dynamics, tocsy}, month = {February}, number = {2}, pages = {144--151}, posted-at = {2009-10-28 17:56:34}, priority = {2}, title = {A Theorem Relating Cross-Relaxation and Hartmann-Hahn Transfer in Multiple-Pulse Sequences. Optimal Suppression of TOCSY Transfer in ROESY}, url = {http://dx.doi.org/10.1006/jmra.1995.1025}, volume = {112}, year = {1995} }

TY - JOUR ID - citeulike:6021481 L3 - citeulike-article-id:6021481 N2 - By use of average-Hamiltonian theory and invariant-trajectory approaches, a theorem is derived that relates cross relaxation and Hartmann-Hahn transfer during multiple-pulse sequences. The result is used to obtain an expression for the theoretical minimum of coherence transfer that must be accepted in ROESY experiments. Jump-symmetrized CW-ROESY sequences are proposed that approach optimal suppression of TOCSY transfer combined with excellent offset behavior of the effective cross-relaxation rate. The results are demonstrated using numerical simulations and experimental spectra of a disaccharide. IS - 2 JF - Journal of Magnetic Resonance, Series A SN - 10641858 EP - 151 TI - A Theorem Relating Cross-Relaxation and Hartmann-Hahn Transfer in Multiple-Pulse Sequences. Optimal Suppression of TOCSY Transfer in ROESY VL - 112 SP - 144 KW - aht KW - nmr-methods KW - roesy KW - spin-dynamics KW - tocsy AU - Schleucher, J PY - 1995/02// UR - http://dx.doi.org/10.1006/jmra.1995.1025 ER -