Cross-polarization
交叉極化

Double-resonance
雙頻共振

MQ-MAS
多量子 魔角旋轉

• Two-pulse
• References
• Related
• Simulation
• Pulse program
• Phase cycling
  
• Shifted-echo
• References
• Simulation
• Pulse program
• Phase cycling
  
• Z-filter
• References
• Simulation
• Pulse program
• Phase cycling
  
• SPAM
• References
• Pulse program
• Phase cycling
  
• Split-t1
• References
• Pulse program
  
• Mixed-coherence
• References
  

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• MQ-HETCOR
• References
  
• Correlation
• References
  

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• CP-MQ
• References
  
• MQ-CP
• References
  

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• RIACT
• References
  
• FAM
• References
  
• Modulated RF
• References
  
• RAPT
• References
  
• FASTER
• References
  
• DFS
• References
  

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• MQ-QCPMG-MAS
• References
  
• PFG-MQMAS
• References
  

ST-MAS
衛星躍遷魔角旋轉

SPAM MQ-MAS references

Below are provided some NMR references about MQ-MAS with SPAM 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.

• T. J. Ball and S. Wimperis
  Use of SPAM and FAM pulses in high-resolution MAS NMR spectroscopy of quadrupolar nuclei,
  J. Magn. Reson. 187, 343-351 (2007).
   
• J. W. Wiench, G. Tricot, L. Delevoye, J. Trebosc, J. Frye, L. Montagne, J.-P. Amoureux, and M. Pruski
  SPAM-MQ-HETCOR: an improved method for heteronuclear correlation spectroscopy between quadrupolar and spin-1/2 nuclei in solid-state NMR,
  Phys. Chem. Chem. Phys. 8, 144-150 (2006).
   
• J.-P. Amoureux, L. Delevoye, G. Fink, F. Taulelle, A. Flambard, and L. Montagne
  Implementing SPAM into STMAS: a net sensitivity improvement in high-resolution NMR of quadrupolar nuclei,
  J. Magn. Reson. 175, 285-299 (2005).
   
• J.-P. Amoureux, A. Flambard, L. Delevoye, and L. Montagne
  A very sensitive high-resolution NMR method for quadrupolar nuclei: SPAM-DQF-STMAS,
  Chem. Commun.3472-3474 (2005).
   
• N. Malicki, L. Mafra, A.-A. Quoineaud, J. Rocha, F. Thibault-Starzyk, and C. Fernandez
  Multiplex MQMAS NMR of quadrupolar nuclei, (1)(2)(3)
  Solid State NMR 28, 13-21 (2005).
   
• Z. H. Gan and H. T. Kwak
  Enhancing MQMAS sensitivity using signals from multiple coherence transfer pathways,
  J. Magn. Reson. 168, 346-351 (2004).