𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Experimental Control of Spin Diffusion in Liquid State NMR: A Comparison of Methods

✍ Scribed by Benoit Boulat


Publisher
Elsevier Science
Year
1999
Tongue
English
Weight
179 KB
Volume
139
Category
Article
ISSN
1090-7807

No coin nor oath required. For personal study only.

✦ Synopsis


In this paper, we use the formalism of the first directional derivative of the matrix exponential, to analyze and compare several experimental schemes designed to measure cross-relaxation rate constants between two spins, without having to calculate the effects due to spin diffusion.


πŸ“œ SIMILAR VOLUMES


New Aspects of Spin Diffusion and Cross
✍ A. MΓΌller; H. Zimmermann; U. Haeberlen πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 English βš– 284 KB

Theoretical models for motionally driven spin diffusion are compared and applied to spins S = (1/2) and S = 1. Their predictions are quantitatively corroborated by experiments on a single crystal of deuterated biphenyl. In this system, a molecular flip process drives spin diffusion and makes it stro

Steady-state method for studying diffusi
✍ M.J. Tham; K.K. Bhatia; K.F. Gubbins πŸ“‚ Article πŸ“… 1967 πŸ› Elsevier Science 🌐 English βš– 247 KB

A steady-state diaphragm cell method for rapidly measuring the diffusion coefficient of gases in liquids is described. The method has been used to measure the diffusion coefficients of methane, ethane, propane. butane and carbon dioxide in water; the results obtained are compared

Structure of water-containing latexes: R
✍ F. Mellinger; M. Wilhelm; K. Landfester; H.W. Spiess; A. Haunschild; J. Packusch πŸ“‚ Article πŸ“… 1998 πŸ› John Wiley and Sons 🌐 English βš– 178 KB

Solid-state NMR 1 H spin diffusion experiments and transmission electron microscopy are used to elucidate complex latex structures. Remagnetization effects are detected in a three-component system with one rigid and two different soft phases, which are discriminated by their 1 H chemical shift. The