Polyelectrolyte Adsorption on a Charged Surface. A Study by Monte Carlo Simulations

2007 ◽  
Vol 40 (20) ◽  
pp. 7336-7342 ◽  
Author(s):  
Claudio F. Narambuena ◽  
Dante M. Beltramo ◽  
Ezequiel P. M. Leiva



2010 ◽  
Vol 133 (4) ◽  
pp. 044906 ◽  
Author(s):  
Lei Wang ◽  
Haojun Liang ◽  
Jianzhong Wu


1991 ◽  
Vol 24 (11) ◽  
pp. 3178-3184 ◽  
Author(s):  
Sagrario Beltran ◽  
Herbert H. Hooper ◽  
Harvey W. Blanch ◽  
John M. Prausnitz


Author(s):  
Matthew T. Johnson ◽  
Ian M. Anderson ◽  
Jim Bentley ◽  
C. Barry Carter

Energy-dispersive X-ray spectrometry (EDS) performed at low (≤ 5 kV) accelerating voltages in the SEM has the potential for providing quantitative microanalytical information with a spatial resolution of ∼100 nm. In the present work, EDS analyses were performed on magnesium ferrite spinel [(MgxFe1−x)Fe2O4] dendrites embedded in a MgO matrix, as shown in Fig. 1. spatial resolution of X-ray microanalysis at conventional accelerating voltages is insufficient for the quantitative analysis of these dendrites, which have widths of the order of a few hundred nanometers, without deconvolution of contributions from the MgO matrix. However, Monte Carlo simulations indicate that the interaction volume for MgFe2O4 is ∼150 nm at 3 kV accelerating voltage and therefore sufficient to analyze the dendrites without matrix contributions.Single-crystal {001}-oriented MgO was reacted with hematite (Fe2O3) powder for 6 h at 1450°C in air and furnace cooled. The specimen was then cleaved to expose a clean cross-section suitable for microanalysis.



1993 ◽  
Vol 3 (9) ◽  
pp. 1713-1718 ◽  
Author(s):  
P. Dollfus ◽  
S. Galdin ◽  
C. Brisset ◽  
P. Hesto


1979 ◽  
Vol 40 (C7) ◽  
pp. C7-63-C7-64
Author(s):  
A. J. Davies ◽  
J. Dutton ◽  
C. J. Evans ◽  
A. Goodings ◽  
P.K. Stewart




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