Applicability of the 13C NMR “inadequate” experiment to lignin, a natural polymer.

Natural abundance carbon-13-carbon-13 coupling observed via double-quantum coherence

Ad Bax, Ray Freeman, Stewart P. Kempsell · Journal of the American Chemical Society · 1980 · 748 citations

Natural Sciences, Chemistry, Organic Chemistry +4

An NMR technique for tracing out the carbon skeleton of an organic molecule

Ad Bax, Ray Freeman, Thomas A. Frenkiel · Journal of the American Chemical Society · 1981 · 452 citations

Natural Sciences, Biochemistry, Chemistry +10

Echoes and antiechoes in coherence transfer NMR: Determining the signs of double-quantum frequencies

Thomas H. Mareci, Ray Freeman · Journal of Magnetic Resonance (1969) · 1982 · 211 citations

Natural Sciences, Biophysics, Physics +6

Carbon-carbon coupling constants: A compilation of data and a practical guide

Victor Wray · Progress in Nuclear Magnetic Resonance Spectroscopy · 1979 · 84 citations

Natural Sciences, Chemistry, Organic Chemistry +4

Evidence of Poplar Lignin Heterogeneity by Combination of¹³C and H NMR Spectroscopy

Catherine Lapierre, J. Y. Lallemand, Bernard B. Monties · Holzforschung · 1982 · 56 citations

Natural Sciences, Chemistry, Plant Sciences +10