First, the standard reverse Cuthill-McKee (RCM) procedure has been applied to the problem. Then a modification of the RCM procedure (the weighted RCM procedure, WRCM) has
been developed. In the last approach, the reordering is performed taking into account the relation between the mesh geometry and the magnetic field direction. In order to investigate the effectiveness of the methods, two cases are considered. The RCM and WRCM procedures has successfully improved the convergence rate of the GMRES solver. For strong anisotropies, the WRCM procedure appears to have a higher convergence rate. The same behavior is shown when applying the methods to the rebuilding of an hypersonic MHD experiment. (C) 2011 American Institute of Physics. [doi:10.1063/1.3516324]“
“An Screening Library supplier increase in reports of systemic lupus erythematosus (SLE) related to tumour necrosis factor inhibitor (TNFi) therapy has recently been highlighted. We report new-onset SLE in a 22-year-old woman
after 13 months of infliximab for ankylosing spondylitis (AS). Lupus symptoms promptly resolved and serologic abnormalities improved after infliximab was ceased. A flare of AS symptoms after 2 months prompted cautious introduction of an alternative TNFi, etanercept. At 14 months follow-up, neither clinical nor serologic flare of lupus had occurred. To our knowledge, this is the third reported case of infliximab-related lupus that did not recur on switching to an alternative TNFi.”
“Lignins were isolated from maize stem and sugarcane bagasse by using mild dioxane or acidic dioxane solution. The result of nitrobenzene oxidation of the isolated lignins shows that there is a high proportion ML323 supplier of p-hydroxyphenyl alcohol selleck chemicals in
the lignins of maize stem and sugarcane bagasse. The lignins isolated from maize stem and sugarcane bagasse have relatively same value of the weight-average ((M) over bar (w) = 3405-3868 g mol(-1)) and number-average ((M) over bar (n) = 1411-1612 g mol(-1)) molecular weights, and polydispersity ((M) over bar (w)/(M) over bar (n) 2.24-2.51). Acidic dioxane treatment did attack the beta-aryl ether structures in lignins, in particular for beta-aryl syringyl ethers, and broke the ester bonds between arabinose and ferulic acid that etherified to lignins, and it also cleaved lots of bonds in hemicellulosic polymer. The proportion of beta-O-4 (threo) guaiacyl units is higher than that of beta-O-4 (erthreo) guaiacyl units. The phenyl glycoside and benzyl ether linkages between lignin and hemicelluloses are also demonstrated in NMR analysis. (C) 2011 Wiley Periodicals, Inc. J Appl Polym Sci 120: 3587-3595, 2011″
“Recent years, there has been an increased interest in the conception of micro/nanostructures with unusual radiative properties, far away from those of blackbody, especially thermal sources with temporal and/or spatial coherent emission. Such structures are indeed extremely interesting for energy conversion systems, radiative cooling devices, etc.