✦ LIBER ✦

On the concentration dependence of the nature of polyelectrolyte solutions as detected by 23Na relaxation

✍ Scribed by M. Levij; J. De Bleijser; J.C. Leyte

Publisher: Elsevier Science
Year: 1982
Tongue: English
Weight: 249 KB
Volume: 87
Category: Article
ISSN: 0009-2614
DOI: 10.1016/0009-2614(82)83548-3

No coin nor oath required. For personal study only.

✦ Synopsis

Dcpcndcncc 01 . '3N~ nuclw magnctrc rekwllon on conccntntton and degree of polymenzation rs rcportcd for solu-~~ansot' Na poly~t}rcnr'sulion~te In the concentration range lOA Cc < IO-' eq/C. 23Na relxxdlon IS far outside the C'Xtrcme-nxrowtng ltmtt and rclaxton rates depend on the degree oi polymrruatton These phenomena seem to dtsappex ouwdc this range.

📜 SIMILAR VOLUMES

Determination of the Dipolar Interaction

Determination of the Dipolar Interaction of23Na in Solution by Triple-Quantum Relaxation Time Measurements

✍ Uzi Eliav; Gil Navon 📂 Article 📅 1998 🏛 Elsevier Science 🌐 English ⚖ 132 KB

The measurement of the dipolar interaction of 23 Na with hydroinformation all experiments were carried out with magnetic gen nuclei in glycerol solution is reported. The method, applied field strengths of 8.47 and 11.74 T. The instruments used previously to 7 Li (U. Eliav and G. Navon, J. Magn. Reso

Dependence of the internal relaxation ti

Dependence of the internal relaxation time for DNA on salt type as inferred by quasielastic light scattering

✍ Nambi Parthasarathy; Kenneth S. Schmitz 📂 Article 📅 1980 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 636 KB

Quasielastic light scattering methods were used to study calf thymus DNA in solutions of LiCl, NaCl, NHdAc, and NH4Cl. Plots of the reciprocal relaxation time (1/7) vs sinz(O/2), where 6 is the scattering angle, exhibit two linear regions, in accordance with theories for semiflexible polymers based

Effect of fuel and its concentration on

Effect of fuel and its concentration on the nature of Mn in Mn/CeO2 solid solutions prepared by solution combustion synthesis

✍ B. Murugan; A.V. Ramaswamy; D. Srinivas; C.S. Gopinath; Veda Ramaswamy 📂 Article 📅 2008 🏛 Elsevier Science 🌐 English ⚖ 875 KB

Nano and microcrystalline, Mn/CeO 2 solid solutions (5 mol.% Mn) have been prepared by solution combustion synthesis using urea, glycine or polyethylene glycol (PEG) as fuel. The nature of the fuel and its concentration (fuel to metal mole ratio, F/M) have a strong influence on the physical and chem

On the Bismuth Composition Dependent Con

On the Bismuth Composition Dependent Concentration of Arsenic Atoms during LPE Growth of GaAs Layers from Ga–As–Bi Solution

✍ Jeganathan, K. ;Saravanan, S. ;Baskar, K. ;Kumar, J. 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 221 KB 👁 1 views

Dependence on concentration and temperat

Dependence on concentration and temperature of the dynamics of SO in Li2SO4, Na2SO4 and K2SO4 aqueous solutions studied by Raman spectroscopy

✍ F. Rull; F. Sobrón; O. F. Nielsen 📂 Article 📅 1995 🏛 John Wiley and Sons 🌐 English ⚖ 542 KB

## Abstract The Raman spectra of the __v__~1~(SO) band in aqueous solutions of Li~2~SO~4~, Na~2~SO~4~ and K~2~SO~4~ as a function of concentration at room temperature and for fixed concentrations in the temperature range 5—85°C were studied. It was found that the molar scattering coefficient for SO

The dependence of phospholipid head-grou

The dependence of phospholipid head-group mobility on hydration as studied by deuterium-NMR spin-lattice relaxation time measurements

✍ Anne S. Ulrich; Frank Volke; Anthony Watts 📂 Article 📅 1990 🏛 Elsevier Science 🌐 English ⚖ 423 KB

The dependence of the head-group mobility of DOPC-d 9 (dioleylphosphatidylcholine, deuterated at its choline methyl groups) on hydration has been studied in multibilayer dispersions by deuterium nuclear magnetic resonance (2H-NMR) spin-lattice (T~) relaxation time measurements. Both the mean amplitu