Palestra RMN de Baixo Campo:

https://youtu.be/y1NZQpSzAD0 

CWFP pulse sequences

"Steady-State pulse sequences in low field NMR systems"
CWFP-like pulse sequences
https://doi.org/10.1016/j.jmr.2016.06.019 


Scripts for the CWFP Pulse sequences:
https://github.com/TiagoBmoraes/CWFP_PulseSequences 

What is CWFP ?
Continuous Wave Free Precession (CWFP) pulse sequences have been employed in the simultaneous and fast measurement of T1 and T2 relaxation times in low field NMR spectrometers (Time domain - Nuclear Magnetic Resonance).

References:

R.B.V. Azeredo, L.A. Colnago, A.A. Souza, M. Engelsberg, Continuous Wave Free Precession - Practical analytical tool for low-resolution nuclear magnetic resonance measurements, Anal. Chim. Acta 478 (2003) 313–320, https://doi.org/10.1016/S0003-2670(02)01514-3

T. Venâncio, M. Engelsberg, R.B.V. Azeredo, N.E.R. Alem, L.A. Colnago, Fast and simultaneous measurement of longitudinal and transverse NMR relaxation times in a single continuous wave free precession experiment, J. Magn. Reson. 173 (2005) 34–39, http://dx.doi.org/10.1016/j.jmr.2004.11.016

T. Monaretto, F.D. Andrade, T.B. Moraes, A.A. Souza, E.R. DeAzevedo, L.A. Colnago, On resonance phase alternated CWFP sequences for rapid and simultaneous measurement of relaxation times, J. Magn. Reson. 259 (2015) 174–178, http://dx.doi.org/10.1016/j.jmr.2015.08.013

T.B. Moraes, T. Monaretto, L.A. Colnago, Rapid and simple determination of T1 relaxation times in time-domain NMR by Continuous Wave Free Precession sequence, J. Magn. Reson. 270 (2016) 1–6, https://doi.org/10.1016/j.jmr.2016.06.019

T.B. Moraes, T. Monaretto, L.A. Colnago, Applications of Continuous Wave Free Precession Sequences in Low-Field, Time-Domain NMR, Appl. Sci. 2019, 9(7), 1312 https://doi.org/10.3390/app9071312

T. Monaretto, E.T. Montrazi, T.B. Moraes, A.A. Souza, C. Rondeau-Mouro, L.A. Colnago, Using T1 as a direct detection dimension in two-dimensional time-domain NMR experiments using CWFP regime, J. Magn. Reson. 311 (2020) 106666.80. https://doi.org/10.1016/j.jmr.2019.106666

Oportunidades de Projetos para Iniciação científica, TCC, etc.

me escreva: tiago.moraes [at] qui.ufmg.br

"Determinação do teor de óleo em frutos in natura de Macaúba por RMN de bancada" 

"Monitoramento da concentração de metais em água em tempo real por RMN de bancada"