Naturally existing edible varieties are, however, known to occur in Mexico. The toxic components of J. curcas seeds, the potential for plant breeding
to generate improved varieties, and the suitability of J. curcas oil as a feedstock for biodiesel production are discussed.”
“In this work, a detailed study on the surface recombination in InP/GaAsSb double heterojunction bipolar transistors (DHBTs) this website with an InP-InAlAs composite emitter was carried out. The experimental data clearly revealed that the surface recombination was effectively suppressed by using InP-InAlAs composite emitter in the devices. At a low collector current density J(C), a reduction in the normalized emitter periphery surface recombination current K-B_surf of by a factor of 50 was observed. The physical mechanisms responsible for the surface recombination in the InP/GaAsSb DHBTs with an InP-InAlAs composite emitter were examined by characterization of the temperature-dependent K-B_surf. The results demonstrate the great potential for aggressive scaling of GaAsSb DHBTs by using an InP-InAlAs composite emitter
configuration. (c) 2010 American Institute of Physics. [doi:10.1063/1.3374637]“
“In this work, a new polydimethylsiloxane (PDMS) membrane was synthesized and its sorption, diffusion, and permeation properties were investigated using H(2), N(2), O(2), CH(4), CO(2), and C(3)H(8) check details as a function of pressure at 35 degrees C. PDMS, as a rubbery membrane, was confirmed to be more permeable to more condensable gases such as C(3)H(8). The
synthesized PDMS membrane showed much better gas permeation performance than others reported in the literature. Based on the sorption data of this study and other researchers’ works, some valuable parameters such as Flory-Huggins (FH) interaction parameters, chi, etc., were calculated and discussed. The concentration-averaged FH interaction HKI-272 Protein Tyrosine Kinase inhibitor parameters of H(2), N(2), O(2), CH(4), CO(2), and C(3)H(8) in the synthesized PDMS membrane were estimated to be 2.196, 0.678, 0.165, 0.139, 0.418, and 0.247, respectively. Chemical similarity of O(2), CH(4), and C(3)H(8) with backbone structure of PDMS led to lower chi values or more favorable interactions with polymer matrix, particularly for CH(4). Regular solution theory was applied to verify correctness of evaluated interaction parameters. Local effective diffusion coefficient of C(3)H(8) and CO(2) increased with increasing penetrant concentration, which indicated the plasticization effect of these gases over the range of penetrant concentration studied. According to high C(3)H(8)/gas ideal selectivity values, the synthesized PDMS membrane is recommended as an efficient membrane for the separation of organic vapors from noncondensable gases. (C) 2010 Wiley Periodicals, Inc. J Appl Polym Sci 117: 33-48, 2010″
“Background: Takotsubo cardiomyopathy (TC) mimics acute myocardial infarction (AMI).