✦ LIBER ✦

Proton dynamic nuclear polarization in coal

✍ Scribed by Robert A. Wind; Jan Trommel; Jaap Smidt

Book ID: 107755556
Publisher: Elsevier Science
Year: 1979
Tongue: English
Weight: 283 KB
Volume: 58
Category: Article
ISSN: 0016-2361
DOI: 10.1016/0016-2361(79)90210-2

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Proton dynamic polarization and proton-c

Proton dynamic polarization and proton-carbon cross-polarization in coal

✍ Robert A. Wind; Jan Trommel; Jaap Smidt 📂 Article 📅 1982 🏛 Elsevier Science 🌐 English ⚖ 293 KB

Dynamic nuclear polarization 13C n.m.r.

Dynamic nuclear polarization 13C n.m.r. of coal

✍ R.B. Jones; S.D. Robertson; A.D.H. Clague; R.A. Wind; M.J. Duijvestijn; C. van d 📂 Article 📅 1986 🏛 Elsevier Science 🌐 English ⚖ 606 KB

A novel n.m.r. method for determining the aromaticity of coal has been evaluated. Polarization transfer from the paramagnetic electrons is used to enhance the intensity of the ' 3C n m.r. spectrum. Analysis of five samples of Gondwana bituminous steam coals shows that the aromaticity of inertinite i

Dynamic proton polarization in ammonia

✍ K. Scheffler 📂 Article 📅 1970 🏛 Elsevier Science ⚖ 164 KB

Dynamic Proton Polarization in GASH:Cr3+

✍ W. Naumann 📂 Article 📅 1969 🏛 John Wiley and Sons 🌐 English ⚖ 116 KB

Nuclear relaxation in dynamic nuclear po

Nuclear relaxation in dynamic nuclear polarization

✍ N. A. Popenko; S. I. Tarapov 📂 Article 📅 1997 🏛 Springer US 🌐 English ⚖ 388 KB

Scalar dynamic nuclear polarization of p

Scalar dynamic nuclear polarization of protons in trifluoroacetic acid solutions

✍ John N. Helbert; Edward H. Poindexter; Burkhard E. Wagner 📂 Article 📅 1977 🏛 Elsevier Science 🌐 English ⚖ 286 KB

Strongly scalar 'H intermolecular dynamic nuclear polarization (DNP) of solvent 'H nuclei in solutions of organic free radicals has now been observed at room temperature. Transient protonation of the CFaCOOHIpyridyl imidazoline-l-oxyl radical system accounts for the observed effects.