. Gan, Isotropic NMR Spectra of Half-Integer Quadrupolar Nuclei Using Satellite Transitions and Magic-Angle Spinning, Journal of the American Chemical Society, vol.122, issue.13, pp.3242-3243, 2000.
DOI : 10.1021/ja9939791

D. P. Pruski, C. Lang, J. P. Fernandez, and . Amoureux, Multiplequantum magic-angle spinning NMR with cross-polarization: Spectral editing of high-resolution spectra of quadrupolar nuclei

L. Fernandez, J. P. Delevoye, and . Amoureux, H} Cross Polarization Triple-Quantum Magic Angle Spinning NMR, Journal of the American Chemical Society, vol.119, issue.29, pp.6858-6862, 1997.
DOI : 10.1021/ja964440v

H. Wang, S. M. De, L. M. Paul, and . Bull, High-Resolution Heteronuclear Correlation between Quadrupolar and Spin-12 Nuclei Using Multiple-Quantum Magic-Angle Spinning, Journal of Magnetic Resonance, vol.125, issue.2, pp.364-368, 1997.
DOI : 10.1006/jmre.1997.1137

E. Ashbrook, S. P. Brown, and S. Wimperis, Multiple-quantum cross-polarization in MAS NMR of quadrupolar nuclei, Chemical Physics Letters, vol.288, issue.2-4, pp.509-517, 1998.
DOI : 10.1016/S0009-2614(98)00308-X

E. Ashbrook and S. Wimperis, Single- and multiple-quantum cross-polarization in NMR of quadrupolar nuclei in static samples, Molecular Physics, vol.76, issue.1, pp.1-26, 2000.
DOI : 10.1016/0009-2614(93)87177-5

L. Muller, Proton???Deuterium polarization transfer in magic angle spinning polycrystalline solids in the rotating frame, Chemical Physics, vol.61, issue.1-2, pp.235-248, 1981.
DOI : 10.1016/0301-0104(81)85064-1

G. Gopalakrishnan and . Bodenhausen, Cross polarization from spins I=1???2 to spins S=1 in nuclear magnetic resonance with magic angle sample spinning, The Journal of Chemical Physics, vol.124, issue.19, p.194311, 2006.
DOI : 10.1063/1.475451
URL : https://hal.archives-ouvertes.fr/hal-00103601

S. K. Basse, O. Jain, N. C. Bakharev, and . Nielsen, Efficient polarization transfer between spin-1/2 and <mml:math altimg="si59.gif" overflow="scroll" xmlns:xocs="http://www.elsevier.com/xml/xocs/dtd" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.elsevier.com/xml/ja/dtd" xmlns:ja="http://www.elsevier.com/xml/ja/dtd" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:tb="http://www.elsevier.com/xml/common/table/dtd" xmlns:sb="http://www.elsevier.com/xml/common/struct-bib/dtd" xmlns:ce="http://www.elsevier.com/xml/common/dtd" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:cals="http://www.elsevier.com/xml/common/cals/dtd" xmlns:sa="http://www.elsevier.com/xml/common/struct-aff/dtd"><mml:mrow><mml:msup><mml:mrow/><mml:mrow><mml:mn>14</mml:mn></mml:mrow></mml:msup></mml:mrow></mml:math>N nuclei in solid-state MAS NMR spectroscopy, Journal of Magnetic Resonance, vol.244, pp.85-89, 2014.
DOI : 10.1016/j.jmr.2014.04.017

A. Hill and J. P. Yesinowski, N NMR in Solids and Reorientation-Induced Redistribution of Isochromats, Journal of the American Chemical Society, vol.118, issue.28, pp.6798-6799, 1996.
DOI : 10.1021/ja960757j

A. O. Dell and R. W. Schurko, Fast and simple acquisition of solid-state 14N NMR spectra with signal enhancement via population transfer, J. Am. Chem. Soc, vol.131, pp.6658-6659, 2009.

A. O. Dell and R. W. Schurko, Static solid-state 14N NMR and computational studies of nitrogen EFG tensors in some crystalline amino acids, Phys. Chem. Chem. Phys, vol.11, pp.7069-7077, 2009.

A. O. Dell, R. W. Schurko, K. J. Harris, J. Autschbach, and C. I. Ratcliffe, Interaction tensors and local dynamics in common structural motifs of nitrogen: A solid-state 14N NMR and DFT study, J. Am. Chem. Soc, vol.133, pp.527-546, 2011.

J. Jakobsen, H. Bildsøe, J. Skibsted, and T. Giavani, N MAS NMR Spectroscopy:?? The Nitrate Ion, Journal of the American Chemical Society, vol.123, issue.21, pp.5098-5099, 2001.
DOI : 10.1021/ja0100118

J. Jakobsen, H. Bildsøe, Z. Gan, and W. W. Brey, Experimental aspects in acquisition of wide bandwidth solid-state MAS NMR spectra of low-?? nuclei with different opportunities on two commercial NMR spectrometers, Journal of Magnetic Resonance, vol.211, issue.2, pp.195-206, 2011.
DOI : 10.1016/j.jmr.2011.05.015

M. A. Bloom and . Legros, Direct detection of two-quantum coherence, Canadian Journal of Physics, vol.64, issue.11, pp.1522-1528, 1986.
DOI : 10.1139/p86-271

S. J. Tycko and . Opella, ChemInform Abstract: High-Resolution 14N Overtone Spectroscopy: An Approach to Natural Abundance Nitrogen NMR of Oriented and Polycrystalline Systems., Chemischer Informationsdienst, vol.108, issue.42, pp.3531-3532, 1986.
DOI : 10.1021/ja00272a071

P. L. Tycko, S. J. Stewart, and . Opella, Peptide plane orientations determined by fundamental and overtone nitrogen 14 NMR, Journal of the American Chemical Society, vol.108, issue.18, pp.5419-5425, 1986.
DOI : 10.1021/ja00278a008

S. J. Tycko and . Opella, Overtone NMR spectroscopy, The Journal of Chemical Physics, vol.25, issue.4, pp.1761-1774, 1987.
DOI : 10.1021/ja00278a008

A. O. Dell and C. I. Ratcliffe, 14N magic angle spinning overtone NMR spectra, Chem. Phys. Lett, vol.514, pp.168-173, 2011.

A. O. Dell and A. Brinkmann, 14N overtone NMR spectra under magic angle spinning: Experiments and numerically exact simulations, J. Chem. Phys, vol.138, p.64201, 2013.

M. Nishiyama, Z. Malon, Y. Gan, T. Endo, and . Nemoto, Proton???nitrogen-14 overtone two-dimensional correlation NMR spectroscopy of solid-sample at very fast magic angle sample spinning, Journal of Magnetic Resonance, vol.230, pp.160-164, 2013.
DOI : 10.1016/j.jmr.2013.02.015

J. Rossini, L. Emsley, and L. A. , N overtone MAS NMR spectroscopy, Phys. Chem. Chem. Phys., vol.74, issue.25, pp.12890-12899, 2014.
DOI : 10.1063/1.440861
URL : https://hal.archives-ouvertes.fr/hal-01071702

M. Haies, J. A. Jarvis, H. Bentley, I. Heinmaa, I. Kuprov et al., N overtone NMR under MAS: signal enhancement using symmetry-based sequences and novel simulation strategies, Physical Chemistry Chemical Physics, vol.154, issue.62, pp.6577-6587, 2015.
DOI : 10.1006/jmre.2001.2454
URL : http://pubs.rsc.org/en/content/articlepdf/2015/cp/c4cp03994g

. Gan, C NMR Correlation under Magic-Angle Spinning, Journal of the American Chemical Society, vol.128, issue.18, pp.6040-6041, 2006.
DOI : 10.1021/ja0578597

A. Cavadini, S. Lupulescu, G. Antonijevic, and . Bodenhausen, Nitrogen-14 NMR Spectroscopy Using Residual Dipolar Splittings in Solids, Journal of the American Chemical Society, vol.128, issue.24, pp.7706-7707, 2006.
DOI : 10.1021/ja0618898
URL : https://hal.archives-ouvertes.fr/hal-00103626

S. Cavadini, A. Antonijevic, G. Lupulescu, and . Bodenhausen, Indirect detection of nitrogen-14 in solids via protons by nuclear magnetic resonance spectroscopy, Journal of Magnetic Resonance, vol.182, issue.1, pp.168-172, 2006.
DOI : 10.1016/j.jmr.2006.06.003

S. Cavadini, A. Antonijevic, G. Lupulescu, and . Bodenhausen, Indirect Detection of Nitrogen-14 in Solid-State NMR Spectroscopy, ChemPhysChem, vol.159, issue.9, pp.1363-1374, 2007.
DOI : 10.1139/p86-271
URL : https://hal.archives-ouvertes.fr/hal-00195887

. Gan, 13C/14N heteronuclear multiple-quantum correlation with rotary resonance and REDOR dipolar recoupling, Journal of Magnetic Resonance, vol.184, issue.1, pp.39-43, 2006.
DOI : 10.1016/j.jmr.2006.09.016

J. P. Gan, J. Amoureux, and . Trébosc, Proton-detected 14N MAS NMR using homonuclear decoupled rotary resonance, Chemical Physics Letters, vol.435, issue.1-3, pp.163-169, 2007.
DOI : 10.1016/j.cplett.2006.12.066
URL : https://hal.archives-ouvertes.fr/hal-00133807

J. Carnevale and B. , Double cross polarization for the indirect detection of nitrogen-14 nuclei in magic angle spinning NMR spectroscopy, The Journal of Chemical Physics, vol.147, issue.18, p.184201, 2017.
DOI : 10.1039/c3ce40967h
URL : https://hal.archives-ouvertes.fr/hal-01637364

A. Jarvis, I. M. Haies, P. T. Williamson, and M. Carravetta, An efficient NMR method for the characterisation of 14N sites through indirect 13C detection, Physical Chemistry Chemical Physics, vol.123, issue.20, pp.7613-7620, 2013.
DOI : 10.1021/ja003266e

Y. Nishiyama, T. Endo, H. Nemoto, K. Utsumi, K. Yamauchi et al., Very fast magic angle spinning 1H-14N 2D solid-state NMR: Sub-micro-liter sample data collection in a few minutes, Journal of Magnetic Resonance, vol.208, issue.1, pp.44-48, 2011.
DOI : 10.1016/j.jmr.2010.10.001

A. Cavadini, G. Abraham, and . Bodenhausen, Proton-detected nitrogen-14 NMR by recoupling of heteronuclear dipolar interactions using symmetry-based sequences, Chemical Physics Letters, vol.445, issue.1-3, pp.1-5, 2007.
DOI : 10.1016/j.cplett.2007.07.060
URL : https://hal.archives-ouvertes.fr/hal-00196031

V. Cavadini, S. Vitzthum, A. Ulzega, G. Abraham, and . Bodenhausen, Line-narrowing in proton-detected nitrogen-14 NMR, Journal of Magnetic Resonance, vol.202, issue.1, pp.57-63, 2010.
DOI : 10.1016/j.jmr.2009.09.018
URL : https://hal.archives-ouvertes.fr/hal-00593189

A. Cavadini, G. Abraham, and . Bodenhausen, Coherence transfer between spy nuclei and nitrogen-14 in solids, Journal of Magnetic Resonance, vol.190, issue.1, pp.160-164, 2008.
DOI : 10.1016/j.jmr.2007.10.008
URL : https://hal.archives-ouvertes.fr/hal-00689862

J. Shen, L. A. Trébosc, O. O-'dell, F. Lafon, B. Pourpoint et al., Comparison of various NMR methods for the indirect detection of nitrogen-14 nuclei via protons in solids, Journal of Magnetic Resonance, vol.258, pp.86-95, 2015.
DOI : 10.1016/j.jmr.2015.06.008

M. A. Vitzthum, S. Caporini, G. Ulzega, and . Bodenhausen, Broadband excitation and indirect detection of nitrogen-14 in rotating solids using Delays Alternating with Nutation (DANTE), Journal of Magnetic Resonance, vol.212, issue.1, pp.234-239, 2011.
DOI : 10.1016/j.jmr.2011.06.013
URL : https://hal.archives-ouvertes.fr/hal-00635035

M. A. Vitzthum, S. Caporini, J. Ulzega, O. Trébosc, J. P. Lafon et al., Uniform broadband excitation of crystallites in rotating solids using interleaved sequences of delays alternating with nutation, Journal of Magnetic Resonance, vol.223, pp.228-236, 2012.
DOI : 10.1016/j.jmr.2012.05.024
URL : https://hal.archives-ouvertes.fr/hal-00724503

J. Shen, O. Trébosc, Z. Lafon, F. Gan, B. Pourpoint et al., Solid-state NMR indirect detection of nuclei experiencing large anisotropic interactions using spinning sideband-selective pulses, Solid State Nuclear Magnetic Resonance, vol.72, pp.104-117, 2015.
DOI : 10.1016/j.ssnmr.2015.09.003

A. O. Dell, Direct detection of 14N in solid-state NMR spectroscopy, Prog. Nucl. Magn. Reson. Spectrosc, vol.59, pp.295-318, 2011.

. Cavadini, Indirect detection of nitrogen-14 in solid-state NMR spectroscopy, Progress in Nuclear Magnetic Resonance Spectroscopy, vol.56, issue.1, pp.46-77, 2010.
DOI : 10.1016/j.pnmrs.2009.08.001
URL : https://hal.archives-ouvertes.fr/hal-00195887

M. Brunner, R. R. Reinhold, and . Ernst, Double quantum cross polarization. Heteronuclear excitation and detection of NMR double quantum transitions in solids, The Journal of Chemical Physics, vol.3, issue.3, pp.1086-1094, 1980.
DOI : 10.1016/0009-2614(78)80260-7

P. Reinhold, R. R. Brunner, and . Ernst, Double quantum cross polarization via dipolar order, The Journal of Chemical Physics, vol.37, issue.1, pp.184-188, 1981.
DOI : 10.1103/PhysRevA.22.638

A. O. Dell, R. He, and J. Pandohee, Identifying H???N proximities in solid-state NMR using 14N overtone irradiation under fast MAS, CrystEngComm, vol.10, issue.43, pp.8657-8667, 2013.
DOI : 10.1002/(SICI)1099-0534(1998)10:5<277::AID-CMR1>3.0.CO;2-U