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
  

---

• MQ-HETCOR
• References
  
• Correlation
• References
  

---

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

---

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

---

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

ST-MAS
衛星躍遷魔角旋轉

DFS MQ-MAS references

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

• J. Kanellopoulos, D. Freude, and A. Kentgens
  A practical comparison of MQMAS techniques,
  Solid State NMR 32, 99-108 (2008).
   
• A. Goldbourt and P. K. Madhu
  Multiple-Quantum Magic Angle Spinning: High-resolution solid state NMR spectroscopy of half-integer quadrupolar nuclei, (1)(2)
  Monatsh. Chem. 133, 1497-1534 (2002).
  madhu@soton.ac.uk
   
• H. Schäfer, D. Iuga, R. Verhagen, and A. P. M. Kentgens
  Population and coherence transfer in half-integer quadrupolar spin systems induced by simultaneous rapid passages of the satellite transitions: A static and spinning single crystal nuclear magnetic resonance study, (1)
  J. Chem. Phys. 114, 3073-3091 (2001).
  arno@solidmr.kun.nl
   
• A. Goldbourt, P. K. Madhu, S. Kababya, and S. Vega
  The influence of the radiofrequency excitation and conversion pulses on the lineshapes and intensities of the triple-quantum MAS NMR spectra of I = 3/2 nuclei, (1)
  Solid State NMR 18, 1-16 (2000).
  civega@wismail.weizmann.ac.il
   
• D. Iuga, H. Schäfer, R. Verhagen, and A. P. M. Kentgens
  Population and coherence transfer induced by double frequency sweeps in half-integer quadrupolar spin systems,
  J. Magn. Reson. 147, 192-209 (2000).
  arno@solidmr.kun.nl
   
• A. P. M. Kentgens and R. Verhagen
  Advantages of double frequency sweeps in static, MAS and MQMAS NMR of spin I = 3/2 nuclei, (1)
  Chem. Phys. Lett. 300, 435-443 (1999).
  arno@solidmr.kun.nl
   

Related bibliography

• A. Brinkmann and A. P. M. Kentgens
  Sensitivity enhancement and heteronuclear distance measurements in biological ¹⁷O solid-state NMR,
  J. Phys. Chem. B 110, 16089-16101 (2006).
  A.Brinkmann@science.ru.nl
   
• I. Hung and R. W. Schurko
  Solid-state ⁹¹Zr NMR of bis(cyclopentadienyl)dichloro zirconium(IV),
  J. Phys. Chem. B 108, 9060-9069 (2004).
  rschurko@uwindsor.ca
   
• R. W. Schurko, I. Hung, and C. M. Widdifield
  Signal enhancement in NMR spectra of half-integer quadrupolar nuclei via DFS-QCPMG and RAPT-QCPMG pulse sequences, (1)
  Chem. Phys. Lett. 379, 1-10 (2003).
  rschurko@uwindsor.ca
   
• D. Iuga and A. P. M. Kentgens
  Triple-quantum excitation enhancement in MQMAS experiments on spin I = 5/2 systems,
  Chem. Phys. Lett. 343, 556-562 (2001).
  arno@solidmr.kun.nl
   
• M. Nijman, M. Ernst, A. P. M. Kentgens, and B. H. Meier
  Rotational-resonance NMR experiments in half-integer quadrupolar spin systems,
  Molec. Phys. 98, 161-178 (2000).
  beme@nmr.phys.chem.ethz.ch
   
• E. Van Veenendaal, B. H. Meier, and A. P. M. Kentgens
  Frequency stepped adiabatic passage excitation of half-integer quadrupolar spin systems,
  Molec. Phys. 93, 195-213 (1998).
   
• J. Haase and M. S. Conradi
  Sensitivity enhancement for NMR of the central transition of quadrupolar nuclei,
  Chem. Phys. Lett. 209, 287-291 (1993).
   
• A. P. M. Kentgens
  Quantitative excitation of half-integer quadrupolar nuclei by a frequency-stepped adiabatic half-passage,
  J. Magn. Reson. 95, 619-625 (1991).