J-Stabilization of singlet states in the solution NMR of multiple-spin systems

Journal of Magnetic Resonance

Volumn 187, Issue 1, 2007, Pages 141-145

  Pileio, Giuseppe ^a   Levitt, Malcolm H ^a  

^a UNIVERSITY OF SOUTHAMPTON   (United Kingdom)

Author keywords

Long lived spin states; Relaxation; Singlet states

Indexed keywords

SOLUTIONS; SPIN DYNAMICS; STABILITY;

LONG-LIVED SPIN STATES; SINGLET STATES;

NUCLEAR MAGNETIC RESONANCE;

PROTON;

ALGORITHM; ARTICLE; METHODOLOGY; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY;

ALGORITHMS; MAGNETIC RESONANCE SPECTROSCOPY; PROTONS;

EID: 34250213284     PISSN: 10907807     EISSN: 10960856     Source Type: Journal    
DOI: 10.1016/j.jmr.2007.03.019     Document Type: Article

References (18)

1. 1 limit: singlet nuclear spin states in low magnetic fields. Phys. Rev. Lett. 92 (2004) 153003
2. Carravetta M., and Levitt M.H. Theory of long-lived nuclear spin states in solution nuclear magnetic resonance. I. Singlet states in low magnetic field. J. Chem. Phys. 122 (2005) 214505
3. Carravetta M., and Levitt M.H. Long-lived nuclear spin states in high-field solution NMR. J. Am. Chem. Soc. 126 (2004) 6228-6229
4. Cavadini S., Dittmer J., Antonijevic S., and Bodenhausen G. Slow diffusion by singlet state NMR. J. Am. Chem. Soc. 127 (2005) 5744-15748
5. Gopalakrishnan K., and Bodenhausen G. Lifetimes of singlet-states under coherent off-resonance irradiation in NMR spectroscopy. J. Magn. Reson. 182 (2006) 254-259
6. Sarkar R., Vasos P.R., and Bodenhausen G. Singlet-state exchange NMR spectroscopy for the study of very slow dynamic processes. J. Am. Chem. Soc. 129 (2007) 328-334
7. Ardenkjaer-Larsen J.H., Fridlund B., Gram A., Hansson G., Hansson L., Lerche M.H., Servin R., Thaning M., and Golman K. Increase in signal-to-noise ratio of >10,000 times in liquid-state NMR. Proc. Natl. Acad. Sci. USA 100 (2003) 10158-10163
8. Bowers C.R., and Weitekamp D.P. The transformation of symmetrization order to nuclear spin magnetization by chemical reaction and nuclear magnetic resonance. Phys. Rev. Lett. 57 (1986) 2645-2648
9. Bowers C.R., and Weitekamp D.P. Parahydrogen and synthesis allow dramatically enhanced nuclear alignment. J. Am. Chem. Soc. 109 (1987) 5541-5542
10. Bowers C.R., Jones D.H., Kurur N.D., Labinger J.A., Pravica M.G., and Weitekamp D.P. The symmetrization postulate and NMR of reacting systems. Adv. Magn. Reson. 14 (1990) 269
11. Pravica M.G., and Weitekamp D.P. Net NMR alignment by adiabatic transport of parahydrogen addition products to high magnetic field. Chem. Phys. Lett. 145 (1988) 255-258
12. 13C angiography. Magn. Reson. Med. 46 (2001) 1-5
13. Natterer J., and Bargon J. Parahydrogen induced polarization. Prog. NMR Spectrosc. 31 (1997) 293-315
14. Duckett S.B., and Sleigh C.J. Applications of the parahydrogen phenomenon: a chemical perspective. Prog. NMR Spectrosc. 34 (1999) 71-92
15. 13C hyperpolarization in small molecules with parahydrogen-induced polarization. J. Chem. Phys. 124 (2006) 201109
16. Pileio G., Concistrè M., Carravetta M., and Levitt M.H. Long-lived nuclear spin states in the solution NMR of four-spin systems. J. Magn. Reson. 182 (2006) 353-357
17. Jeener J. Superoperators in magnetic resonance. Adv. Magn. Reson. 10 (1982) 1-51
18. Wolfram S. Mathematica: A System for Doing Mathematics by Computer (1991), Addison-Wesley, New York