The exhibited regioselectivity for the orientation of oxazolino group on C-70 is further rationalized with computational calculations, and a reaction mechanism for the oxazolination of C-70(2-) is proposed.”
“In comparison with a previous crystallographic study [Goh et al. (2002). J. Solid State Chem. 168, 119-125] of the title compound, silver diniobium tris(disulfide) tetrathiophosphate(V), that reports a full occupation of the silver position and isotropic displacement parameters for the atoms, the current redetermination reveals a silver deficiency with a site-occupation factor ATM Kinase Inhibitor supplier of 0.88 (1) and reports all atoms
with anisotropic displacement parameters. The structure of Ag0.88Nb2PS10 is composed of (1)(infinity)[Nb2PS10] chains, which are built up from pairs of distorted bicapped trigonal-prismatic [NbS8] polyhedra forming [Nb2S12] dimers and of tetrahedral
[PS4] groups. These chains are connected via the statistically disordered Ag+ ions, forming double layers. Adjacent layers are stacked solely through van der Waals forces into a three-dimensional structure. Short and long Nb-Nb distances [2.880 (1) and 3.770 (2) angstrom, respectively] alternate along the chain and S-2(2-) and S2(-) anionic species are observed.”
“An experimental investigation is performed on the quasi-static and CBL0137 cyclic behavior of metal impregnated composites such as Cu-C/C and Si-C/C with a slot together with C/C for comparison. They are expected to be applied to an aircraft brake system. Composites tested are based on a preformed
yarn method and their fatigue strength and related characteristics are obtained. Damage mechanisms are discussed and it is concluded that effects of microscopic debonding are quite important to the fatigue response of the present specimen and that the debonding makes the failure mode shift from crack propagation in static loading to bearing in cyclic loading. (C) 2009 Elsevier Ltd. All rights reserved.”
“Lymphedema is a common complication of axillary dissection and thus emphasis should be placed on prevention. Fifty-five women who had breast-conserving surgery or modified radical mastectomy this website for breast cancer with axillary dissection were randomly assigned to either the preventive protocol (PG) or control group (CG) and assessments were made preoperatively and at 1,3,6,12 and 24 months postoperatively. Arm volume (VOL) was used as measurement of arm lymphedema. Clinically significant lymphedema was confirmed by an increase of at least 200 ml from the preoperative difference between the two arms. The preventive protocol for the PG women included preoperative upper limb lymphscintigraphy (LS), principles for lymphedema risk minimization, and early management of this condition when it was identified.