نتایج جستجو برای: alb2 particles
تعداد نتایج: 156427 فیلتر نتایج به سال:
Source and Description of Probe. The probe was obtained from a pUC8 clone, pHBP-1, that carried the complete coding sequence of the human MBP gene (Kamholz et al., 1986; American Type Culture Collection, Rockville, MD). A 1.2-kb cDNA insert was excised from pHBP-1 using the enzyme EcoRI. Method of Detection. Sheep genomic DNA was extracted from whole blood. The DNA digests were resolved in 1% a...
abstract the aim of this study is laboratory investigation of nitrate reduction in water using fe/cu nano particles. in this regards, nano fe0 (54±4 nm) and fe/cu particles (75±3 nm) was synthesized and characterized by x-ray diffraction pattern (xrd), scanning electron microscope (sem) and transmission electron microscopy (tem) photographs. the effects of coating load of nano-fe0 by cu (0, 5, ...
In this study, mechanism and kinetic of formation of boride layer on In-738 superalloy were investigated via diffusion pack cementation method. Boriding was carried out at 900 °C for several short times (5, 15, 45 and 60 min). Phase study by means of X Ray defragtion (XRD) indicated that in addition to Ni3B, other phases such as Cr5B3, AlB2, and W2B were formed at the first period of process, a...
The chemical homogeneity of single phase high-entropy AlB2-type Ti-Zr-Hf-Ta-TM diboride (TM = Cr, V, W, Mo), as well Ti-Zr-Hf-Mo-W solid solutions was investigated using a new method based on the comparative examination information provided by electron microscopy and structural parameters. study densification behavior accomplished, strong correlations among rate-grain coarsening-long range rand...
objective:at the present study, relationship between phagocytosis of plga particles and combined effects of particle size and surface pegylation was investigated. materials and methods:microspheres and nanospheres (3500 nm and 700 nm) were prepared from three types of plga polymers (non-pegylated and pegylation percents of 9% and 15%). these particles were prepared by solvent evaporation metho...
Electrochemical boriding of the graphite plates in potassium cryolite based electrolytes was studied. The were carried out a cell with vertical electrodes. procedure included 2 stages: 1) electrolysis KF–AlF3–KBF4 melt (CR=1.3) at low current density (0.01–0.02 A/cm2), required for boron reduction, 700 and 750 °C; 2) KF–AlF3–Al2O3 higher (0.2 aluminum reduction. optimal conditions electrodeposi...
hypothesis may still lbe a topic for controversy among philosophers, but among the great majority of active scientists I think it is accepted without question The workings of our minds and bodles, and of all the animate or lnanimate matter of which we have any detailed knowledges are as sumed to be controlled by the same set o£ fundamental laws which except under certain extreme conditions we f...
For a model of weakly coupled quantum Ising chains we outline the phase diagram and establish that well below the transition line the system has a remarkably one-dimensional spectrum. We study the dynamical magnetic susceptibility and find a very rich spectrum with several modes corresponding to a fundamental particle and its bound states. The approach is based on the Bethe ansatz and the rando...
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