Enhancing MQMAS of low-γ nuclei by using a high B1 field balanced probe circuit

Journal of Magnetic Resonance

Volumn 200, Issue 1, 2009, Pages 2-5

  Gan, Zhehong ^a   Gor'kov, Peter L ^a   Brey, William W ^a   Sideris, Paul J ^b,c   Grey, Clare P ^b,c  

^a FLORIDA STATE UNIVERSITY   (United States)

^b STONY BROOK UNIVERSITY   (United States)

^c Stony Brook Univerity   (United States)

Author keywords

Balanced probe circuit; High B1 field; Low ; Magneisum 25; MQMAS; Multiple quantum magic angle spinning

Indexed keywords

BALANCED PROBE CIRCUIT; HIGH B1 FIELD; MAGNEISUM-25; MQMAS; MULTIPLE-QUANTUM MAGIC-ANGLE SPINNING;

ELECTRIC POTENTIAL; MAGNETIC FIELDS;

PROBES;

ALUMINUM; MAGNESIUM; RADIOISOTOPE;

ALGORITHM; ARTICLE; ELECTROMAGNETIC FIELD; GAMMA RADIATION; METHODOLOGY; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY;

ALGORITHMS; ALUMINUM; ELECTROMAGNETIC FIELDS; GAMMA RAYS; MAGNESIUM; MAGNETIC RESONANCE SPECTROSCOPY; RADIOISOTOPES;

EID: 68149158285     PISSN: 10907807     EISSN: 10960856     Source Type: Journal    
DOI: 10.1016/j.jmr.2009.05.008     Document Type: Article

References (23)

1. Frydman L., and Harwood J.S. Isotropic spectra of half-integer quadrupolar spins from bidimensional magic-angle-spinning NMR. J. Am. Chem. Soc. 117 (1995) 5367-5368
2. Amoureux J.P., Fernandez C., and Frydman L. Optimized multiple-quantum magic-angle spinning NMR experiments on half-integer quadrupoles. Chem. Phys. Lett. 259 (1996) 347-355
3. Sideris P.J., Nielsen U.G., Gan Z.H., and Grey C.P. Mg/Al ordering in layered double hydroxides revealed by multinuclear NMR spectroscopy. Science 321 (2008) 113-117
4. Gor'kov P.L., Chekmenev E.Y., Li C., Cotten M., Buffy J.J., Traaseth N.J., Veglia G., and Brey W.W. Using low-E resonators to reduce RF heating in biological samples for static solid-state NMR up to 900 MHz. J. Magn. Reson. 185 (2007) 77-93
5. Martin R.W., Paulson E.K., and Zilm K.W. Design of a triple resonance magic angle sample spinning probe for high field solid state nuclear magnetic resonance. Rev. Sci. Instrum. 74 (2003) 3045-3061
6. Murphy-Boesch J., and Koretsky A.P. An in vivo NMR probe circuit for improved sensitivity. J. Magn. Reson. 54 (1983) 526
7. Doty F.D., Kulkarni J., Turner C., Entzminger G., and Bielecki A. Using a cross-coil to reduce RF heating by an order of magnitude in triple-resonance multinuclear MAS at high fields. J. Magn. Reson. 182 (2006) 239-253
8. Paulson E.K., Martin R.W., and Zilm K.W. Cross polarization, radio frequency field homogeneity, and circuit balancing in high field solid-state NMR probes. J. Magn. Reson. 171 (2004) 314-323
9. Gor'kov P.L., Chekmenev E.Y., Fu R., Hu J., Cross T.A., Cotten M., and Brey W.W. A large volume flat coil probe for oriented membrane proteins. J. Magn. Reson. 181 (2006) 9-20
10. Kodibagkar V.D., and Conradi M.S. Remote tuning of NMR probe circuits. J. Magn. Reson. 144 (2000) 53-57
11. Anferova S., Anferov V., Adams M., Blümler P., Routley N., Hailu K., Kupferschläger K., Mallett M.J.D., Schroeder G., Sharma S., and Blümich B. Construction of a NMR-MOUSE with short dead time. Concepts Magn. Reson. 15 (2002) 15-25
12. Brown S.P., and Wimperis S. Two-dimensional multiple-quantum MAS NMR of quadrupolar nuclei: a comparison of methods. J. Magn. Reson. 128 (1997) 42-61
13. Amoureux J.P., Fernandez C., and Steuernagel S. Z filtering in MQMAS NMR. J. Magn. Reson. Ser. A 123 (1996) 116-118
14. Massiot D., Touzo B., Trumeau D., Coutures J.P., Virlet J., Florian P., and Grandinetti P.J. Two-dimensional magic-angle spinning isotropic reconstruction sequences for quadrupolar nuclei. Solid State Nucl. Magn. Reson. 6 (1996) 73-83
15. Wu G., Rovnyak D., Sun B., and Griffin R.G. High-resolution multiple quantum MAS NMR spectroscopy of half-integer quadrupolar nuclei. Chem. Phys. Lett. 249 210-217 (1996) 210-217
16. Kentgens A., and Verhagen R. Advantages of double frequency sweeps in static, MAS and MQMAS NMR of spin I = 3/2 nuclei. Chem. Phys. Lett. 300 (1999) 435-443
17. Madhu P.K., Goldbourt A., Frydman L., and Vega S. Sensitivity enhancement of the MQMAS NMR experiment by fast amplitude modulation of the pulses. Chem. Phys. Lett. 307 (1999) 41-47
18. Goldbourt A., Madhu P.K., and Vega S. Enhanced conversion of triple to single-quantum coherence in the triple-quantum MAS NMR spectroscopy of spin-5/2 nuclei. Chem. Phys. Lett. 320 (2000) 448-456
19. Gan Z., and Kwak H. Enhancing MQMAS sensitivity using signals from multiple coherence transfer pathways. J. Magn. Reson. 168 (2004) 346-351
20. Massiot D. Sensitivity and lineshape improvements of MQ-MAS by rotor-synchronized data acquisition. J. Magn. Reson. Ser. A 122 (1996) 240-244
21. Marinelli L., and Frydman L. On the origin of spinning sidebands in MQMAS NMR experiments. Chem. Phys. Lett. 275 (1997) 188-198
22. Gan Z., Gor'kov P., Cross T.A., Samoson A., and Massiot D. Seeking higher resolution and sensitivity for NMR of quadrupolar nuclei at ultrahigh magnetic fields. J. Am. Chem. Soc. 124 (2002) 5634-5635
23. P.J. Sideris, Z. Gan, C.P. Grey, NMR studies of Mg/Al layered double hydroxides with low Al-content, in preparation.