نتایج جستجو برای: energy dispersive x rays edx
تعداد نتایج: 1254943 فیلتر نتایج به سال:
The level of scientific rigor has advanced since many of the electrodiagnostic (EDX) tests were developed. Currently, there is a paucity of blinded studies (i.e., where the person evaluating the data does not know the clinical details) in the research assessment of EDX tests. Lack of blinding is now recognized as a major source for the introduction of bias into the performance and interpretatio...
Changes in background aerosol composition in Finland during polluted and clean periods studied by TEM/EDX individual particle analysis J. V. Niemi, S. Saarikoski, H. Tervahattu, T. Mäkelä, R. Hillamo, H. Vehkamäki, L. Sogacheva, and M. Kulmala Department of Biological and Environmental Sciences, University of Helsinki, P.O. Box 27, 00014 Helsinki, Finland Finnish Meteorological Institute, P.O. ...
sulfated titania nanoparticles (so42-/tio2 nps) were synthesized using titanium tetraisopropoxide (ttip) by the sol-gel method. the structure and morphology of the prepared nanocatalyst was characterized using x-ray diffraction (xrd), scanning electron microscopy (sem) and brunauer–emmett–teller (bet) methods as well as fourier transform infrared (ft-ir) and energy dispersive x-ray (edx) spectr...
in this paper, we report on the synthesis of cu nanoparticles through a single-precursor route by controlling the growth temperature. selective adsorption of oleylamine on various crystal planes may play an important role in the growth process. the understanding of this self-assembling process will help us develop reliable and reproducible methods to synthesis other three dimensional nanostruct...
the photocatalytic coatings were prepared via incorporating the modified titania nanoparticles into epoxy-based inorganic-organic hybrid coatings. titania nanoparticles were first synthesized from tetra-n-butyl titanate using sol-gel methods by two different calcination treatments, i.e., in mild condition (80°c) and 500°c. the formed anatase nanoparticles were further modified as titania-silica...
the zinc-cadmium oxide (zno-cdo) nanocomposites with different weight percentages of cadmium oxide (cdo) nanoparticles were successfully synthesized by the sonochemical method using zinc and cadmium nitrates as precursors to probe their nano-structured surfaces for the decomposition reactions of chloroethyl phenyl sulfide (ceps) as a surrogate of sulfur mustard agent simulant. scanning electron...
A series of bismuth based superconducting materials doped with galliumBi Pb Sr Ca Cu Ga O 1.7 0.4 2 2 3-x x y (x = 0.0, 0.02, 0.04, 0.06, 0.08 and 0.10) was synthesized by Simple solid-state reaction method. The samples were characterized by X-ray diffraction, EDX analysis and electrical resistivity and ac magnetic susceptibility measurements. All the samples consist of both low-T (2212) and Hi...
Significant heat was generated for about 740 min when a sample of palladium foil was electrolyzed as the cathode in D2O+LiOD. A very stable Seebeck calorimeter is described and used to make the measurements. The source of this anomalous energy is unknown. However, the observed energy and production of unexpected elements based on EDX examination are similar to the behaviors claimed by many peop...
A mixed-metal metal-organic framework, (Al,Ga)-MIL-53, synthesised by post-synthetic ion exchange has been investigated using solid-state nuclear magnetic resonance (NMR) spectroscopy, microscopy and energy dispersive X-ray (EDX) spectroscopy. 17O enrichment during...
Aim of the study: to evaluate root filling remnants after secondary canal treatments (SRCTs) oval-shaped canals with X-rays and cone beam computed tomography (CBCT). The SRCTs were performed using reciprocating NiTi instruments. Methods: Single-rooted teeth (N = 64) randomly treated Reciproc Blue (RB) filled AH Plus/single (SC group) or Plus/Guttafusion (GF group). After seven days storage in H...
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