synthesis and characterization of wo3 nanostructures prepared by an aged-hydrothermal method

... the aged-hydrothermal method. 935MATERIALS CHARACTERIZATION 60 (2009) 932– 937axis with an inter-planar distance of 0.38 nm. Raman, EDS and XPS analysis confirmed that the chemical structure and oxidation ... M,Alonso-Nuñez G. Synthesis and Structural Characterization of Mo–Ni–W oxides nanostructures. J Nanosci Nanotechnol2008;8(6):2983–9.[23] Solarska R, Alexander BD, Augustynski J. Electrochromic and structural ... require an expensive experimental setup. In this work, we report the synthesis and characterization of WO3 nanostructures pre-pared by following an easy two step aged-hydrothermal MATERIALS CHARACTERIZATION...

hydrothermal synthesis and characterization of self - assembled h - wo3

... growth of aggregate particles is facilitated and followed by the growth of 1D nanorods to form the urchin-likestructure.TEM andHR-TEMmicrographs of h-WO3 nanostructures formedusing Na+ion- and ... effec-tiveness, and easy synthesis. High quality samples can be obtained by utilizing solvents under high pressures and temperatures toincrease the solubility of the solid and to enhance the rate of the ... structuresynthesized at 180◦C (d) 4 h, and (e) 8 h, and (f) the EDX spectrum of h-WO3.mation of highly self-assembled nanostructures, such as nanowirebundles and urchin-like structures, requires...

Tài liệu Báo cáo khoa học: Specific targeting of a DNA-alkylating reagent to mitochondria Synthesis and characterization of [4-((11aS)-7-methoxy-1,2,3,11a-tetrahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepin-5-on-8-oxy)butyl]-triphenylphosphonium iodide doc

... electrophoresis on an agarose gel and theethidium bromide ﬂuorescence recorded to quantify DNA (A and C).The DNA was then electrotransferred to a nylon membrane and thepresence of TPP moieties ... membrane potential [11]. From the knownplasma and mitochondrial membrane potentials and the cell and mitochondrial volumes of 143B cells [48] we estimate an intramitochondrial concentration of ... the vicinity of mtDNA with the resultant binding and selective alkyla-tion leading to a depletion of mtDNA in intact cells(Fig. 1). Here we report the synthesis and characterization of a novel...

Báo cáo khoa học: Synthesis and characterization of a new and radiolabeled high-afﬁnity substrate for H+/peptide cotransporters pdf

... mechanism of transport func-tion and the structure of the carrier proteins. Forexample, the rate limiting step of peptide transportershas still not yet been determined, and the number of transporters ... were of analytical grade. Synthesis of Bip-Pro and Bip-[3H]ProBoc-Bip-Pro-OtBu was prepared from Boc–Bip-OH and H-Pro–OtBuÆHCl using the mixed anhydride coupling method with isobutylchloroformiate. ... physiological importance and their pharmaceutical relevance as drug carriers [1–6].Both transporters catalyse the uptake of most dipep-tides and tripeptides and a variety of peptidomimeticdrugs,...

Synthesis and characterization of silicon nanowires using tin catalyst for solar cells application

... an all-inorganic SiNWssolar cell using Au thin film and colloidal nanoparticles. The shortcircuit current (Jsc) and open circuit voltage (Voc) of the fabricated cellswere 0.53 mA/cm2 and ... reflectance below 0.5% at λb 700 nm [20]. The difference of the reflectancemight be the effect of synthesis conditions, such as thickness of metal film and SiH4gasflow. The reduction of reflectance ... Synthesis and characterization of silicon nanowires using tin catalyst for solarcells applicationMinsung Jeon⁎, Koichi KamisakoDepartment of Electronic and Information Engineering,...

Synthesis and characterization of semiconducting nanowires for gas sensing

... pattern of nanowire, (d) STEM-HAADF image of a nanowire, and (e) linescan of theHAADF signal (solid line) and numerical ﬁt of the shape of the nanowire (dashed line).As both composition and phase ... smallerthan 100 nm. As shown in Fig. 2a, the length and width of thenanowire measure 25.3 ␮m and about 50 nm, respectively. Thelength and ﬂexibility allows nano-manipulation for removal and positioning ... crystalline arrangement. High-resolutionTEM imaging is useful for investigation of the termination of the nanowire lateral sides and apex. Electron diffraction (ED) and analysis of zero-order and higher-order...

Báo cáo khoa học: Synthesis and characterization of Pi4, a scorpion toxin from Pandinus imperator that acts on K+ channels doc

... thesidechains of Glu332 of each rat Kv1.2 a-subunit(Kv1.2 channel is composed of four a-subunits) and Arg10, Arg19, Lys30 and Lys33 of Pi4. The Lys26 sidechain of Pi4 enters into the ion channel pore and ... theTURBO-FRODOsoftware [26], and the structures of the Kv channelsthus obtained were minimized by using CNS [27]. The ﬁnalmolecular models of the S5–H5–S6 regions of the rat Kv1.1,Kv1.2 and Kv1.3 channels ... Trp345* and Tyr355* (Fig. 7B,legend), and between Ile28 and Val361. The Lys26 (dyad)sidechain enters the ion channel pore and is stabilized by the four Asp357 carbonyl oxygen atoms of the Kv1.2a-subunits;...

facile synthesis and characterization of novel nanocomposites

... and Physics 100 (2006) 507–512Facile synthesis and characterization of novel nanocomposites of titanate nanotubes and rutile nanocrystalsJiaguo Yu∗, Huogen YuState Key Laboratory of Advanced ... templates and hydrothermal synthesis, these methods have mainly beenconcentrated on monomorphic 1D nanostructures, such as nan-otubes, nanobelts and nanowires, etc. However, the synthesis of the nanocomposites ... of 1D nanostructures and 0D nanocrys-talline remains a challenge to materials scientists [26,27].Herein, we report that the nanocomposites of titanate nan-otubes and rutile nanocrystals can...

hydrothermal synthesis and characterization of - feooh and fe2o3 uniform nanocrystallines

... Journal of Alloys and Compounds 433 (2007) 216–220Hydrothermal synthesis and characterization of ␣-FeOOH and ␣-Fe2O3uniform nanocrystallinesXiaohe Liua,b, Guanzhou Qiub, Aiguo Yanb, ... h and indicate the large quantity and gooduniformity ␣-Fe2O3nanocrystallines were achieved using thisapproach. These fusiform ␣-Fe2O3nanocrystallines have amean diameter of 60 nm and ... and simplecompounds of the hydrated ferrous chloride and sodium boro-hydride as reactants directly. The high yields, simple reactionapparatus and low reaction temperature give this novel method a...

hydrothermal synthesis and characterization of some polycrystalline iron oxides

... Hydrothermal synthesis and characterization of some polycrystallinea-iron oxidesLucian Diamandescu*, Doina Mihaila-Tarabasanu, Nicoleta Popescu-Pogrion,Alina Totovina, Ion BibicuInstitute of Atomic ... particle morphology were obtained by hydrothermal synthesis, in the temperature range of 160±300C. Goethite and ferric hydroxide precursors prepared by precipitation and oxidation under dierent ... ®ltered and then oxidised by drying at 110C in air..F. Another path in the hematite synthesis was thedirect hydrothermal treatment of an homogeneousmixtures of ferric nitrate (1 M) and urea...

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