Split-t1 MQ-MAS references

Below are provided some NMR references about MQ-MAS with split-t1 sequence applied to half-integer quadrupole spins. These references contain
(1) the pulse-sequence diagram,
(2) the coherence-transfer pathways,
(3) the phase-cycling,
(4) the receiver-phase relationship.

1. Renée Siegel, T. T. Nakashima, and R. E. Wasylishen
   Sensitivity enhancement of MQMAS NMR spectra of spin 3/2 nuclei using hyperbolic secant pulses, (1)(2)
   Chem. Phys. Lett. 403, 353-358 (2005).
2. J. Gu and W. P. Power
   Improved quantitation in 3QMAS of spin 5/2 nuclei by RF power modulation of FAM-II, (1)(2)(3)
   Solid State Nucl. Magn. Reson. 27, 192-199 (2005).
3. N. G. Dowell, S. E. Ashbrook, and S. Wimperis
   Satellite-transition MAS NMR of low-gamma nuclei at natural abundance: sensitivity, practical implementation, and application to ³⁹K (I = 3/2) and ²⁵Mg (I = 5/2), (1)(2)
   J. Phys. Chem. B 108, 13292-13299 (2004).
4. A. Goldbourt, E. Vinogradov, G. Goobes, and S. Vega
   High resolution heteronuclear correlation NMR spectroscopy between quadrupolar nuclei and protons in the solid state, (3)
   J. Magn. Reson. 169, 342-350 (2004).
5. T. Bräuniger, K. J. Pike, R. K. Harris, and P. K. Madhu
   Efficient 5QMAS NMR of spin-5/2 nuclei: use of fast amplitude-modulated radio-frequency pulses and cogwheel phase cycling, (1)(2)(3)
   J. Magn. Reson. 163, 64-72 (2003).
6. A. Jerschow and R. Kumar
   Calculation of coherence pathway selection and cogwheel cycles, (1)(2)
   J. Magn. Reson. 160, 59-64 (2003).
7. A. Goldbourt, M. V. Landau, and S. Vega
   Characterization of aluminum species in alumina multilayer grafted MCM-41 using ²⁷Al FAM(II)-MQMAS NMR, (1)(2)(3)
   J. Phys. Chem. B 107, 724-731 (2003).
8. M. H. Levitt, P. K. Madhu, and C. E. Hughes
   Cogwheel phase cycling, (1)(2)(3)
   J. Magn. Reson. 155, 300-306 (2002).
9. A. Goldbourt and S. Vega
   Signal enhancement in 5QMAS spectra of spin-5/2 quadrupolar nuclei, (1)(2)(3)
   J. Magn. Reson. 154, 280-286 (2002).
10. J.-P. Amoureux and M. Pruski,
    Advances in MQMAS NMR, (1)(2)
    in Encyclopedia of Nuclear Magnetic Resonance, edited by D. M. Grant and R. K. Harris,
    (J. Wiley, Chichester, Vol. 9, 226-251, 2002).
11. A. Goldbourt and P. K. Madhu
    Multiple-Quantum Magic Angle Spinning: High-resolution solid state NMR spectroscopy of half-integer quadrupolar nuclei, (1)(2)(3)(4)
    Monatsh. Chem. 133, 1497-1534 (2002).
12. A. Jerschow, J. W. Logan, and A. Pines
    High-resolution NMR of quadrupolar nuclei using mixed multiple-quantum coherences, (1)(2)(3)
    J. Magn. Reson. 149, 268-270 (2001).
13. S. E. Ashbrook and S. Wimperis
    Novel two-dimensional NMR methods that combine single-quantum cross-polarization and MQ-MAS of quadrupolar nuclei, (1)(2)
    Chem. Phys. Lett. 340, 500-508 (2001).
14. T. Vosegaard, D. Massiot, and P. J. Grandinetti
    Sensitivity enhancements in MQ-MAS NMR of spin-5/2 nuclei using modulated RF mixing pulses, (1)(2)(3)
    Chem. Phys. Lett. 326, 454-460 (2000).
15. K. J. Pike, R. P. Malde, S. E. Ashbrook, J. McManus, and S. Wimperis
    Multiple-quantum MAS NMR of quadrupolar nuclei. Do five-, seven- and nine-quantum experiments yield higher resolution than the three-quantum experiment?, (1)(2)
    Solid State Nucl. Magn. Reson. 16, 203-215 (2000).
16. S. E. Ashbrook and S. Wimperis
    Multiple-quantum cross-polarization and two-dimensional MQMAS NMR of quadrupolar nuclei, (1)(2)
    J. Magn. Reson. 147, 238-249 (2000).
17. M. Pruski, J. W. Wiench, and J.-P. Amoureux
    On the conversion of triple- to single-quantum coherences in MQMAS NMR, (1)(2)
    J. Magn. Reson. 147, 286-295 (2000).
18. S. P. Brown, S. E. Ashbrook, and S. Wimperis
    ²⁷Al MQ-MAS NMR study of the thermal transformation between the microporous aluminum methylphosphonates AlMePO-beta and AlMePO-alpha, (1)(2)(3)
    J. Phys. Chem. B 103, 812-817 (1999).
19. T. Mildner, M. E. Smith, and R. Dupree
    2D five quantum MAS NMR using rotationally induced coherence transfer, (3)
    Chem. Phys. Lett. 306, 297-302 (1999).
20. T. Mildner, M. E. Smith, and R. Dupree
    Rotationally induced triple quantum coherence excitation in MAS NMR spectroscopy of I = 5/2 spins, (1)(3)
    Chem. Phys. Lett. 301, 389-394 (1999).
21. S. E. Ashbrook, S. P. Brown, and S. Wimperis
    Multiple-quantum cross-polarization in MAS NMR of quadrupolar nuclei, (1)(2)
    Chem. Phys. Lett. 288, 509-517 (1998).
22. S. P. Brown and S. Wimperis
    Two-dimensional MQ-MAS NMR of quadrupolar nuclei: a comparison of methods, (1)(2)(3)
    J. Magn. Reson. 128, 42-61 (1997).

Related bibliography

1. Z. H. Gan and H. T. Kwak
   Enhancing MQMAS sensitivity using signals from multiple coherence transfer pathways,
   J. Magn. Reson. 168, 346-351 (2004).