𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Structural characterization of coal-hydrogenation products by proton and carbon-13 nuclear magnetic resonance

✍ Scribed by Susumu Yokoyama; David M. Bodily; Wendell H. Wiser


Publisher
Elsevier Science
Year
1979
Tongue
English
Weight
888 KB
Volume
58
Category
Article
ISSN
0016-2361

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Application of carbon-13 nuclear magneti
✍ Kalkunte S. Seshadri; Raffaele G. Ruberto; Douglas M. Jewell; Huey P. Malone πŸ“‚ Article πŸ“… 1978 πŸ› Elsevier Science 🌐 English βš– 614 KB

A 13C Fourier-transform nuclear magnetic resonance approach has been employed to calculate the level of hydroaromatics and transferable hydrogen present in coal-liquefaction solvents and products. The optimum conditions for data acquisition were determined by examining a synthetic mixture and five m

13C Nuclear magnetic resonance character
✍ Gary E. Maciel; Mark J. Sullivan; Leon Petrakis; D.W. Grandy πŸ“‚ Article πŸ“… 1982 πŸ› Elsevier Science 🌐 English βš– 405 KB

13C cross-polarization and magic-angle spinning (CP/MAS) nuclear magnetic resonance (n.m.r.) experiments are reported on two fusinites, three vitrinites, one micrinite, one sample of attrite, one exinite, one resinite and one lignite. With one exception, the maceral spectra show no more fine structu

Characterization of organic material in
✍ Gary E. Maciel; Victor J. Bartuska; Francis P. Miknis πŸ“‚ Article πŸ“… 1979 πŸ› Elsevier Science 🌐 English βš– 516 KB

13C n.m r spectra have been obtained on ten solid coal samples of various types and on three coal-. . derived materials, using high-power proton decoupling, cross polarization and magic-angle spinning, and provide valuable information on the carbon distribution between aromatic and non-aromatic stru