structural and dielectric properties of glass ceramic substrate with varied sintering temperat
Báo cáo vật lý: "Structural and Dielectric Properties of the Mn-Doped BaO-Nd2O3-4TiO2 System" ppt
... structure Structural and Dielectric Properties of the Mn-Doped µm (a) 16 µm µm (b) (c) Figure 1: SEM micrographs of sintered MBNT4 at different sintering temperatures: (a) 1250oC, (b) 1300oC and (c) ... optimum densification of each sample Figure presents the densities of MBNT4, MBNT5, MBN0.5T4 and MBN1.5T4 sintered at various temperatures for h Structural and Dielectric Properties of the Mn-Doped ... temperature with different compositions The sample with composition MBNT4 showed the highest dielectric constant in the range of 75 to 85 with different sintering temperatures The value of the dielectric...
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Báo cáo toán học: " The structural and optical properties of GaSb/InGaAs type- quantum dots grown on InP (100) substrate" ppt
... InGaAs QDs on InP (100) substrate, the AFM and STEM measurements were carried out Figure shows the AFM and STEM images of GaSb/In0.53Ga0.47As QDs and the histogram of the height of GaSb/In0.53Ga0.47As ... AFM image of GaSb/In0.53Ga0.47As QDs, (b) histogram of the height of GaSb/In0.53Ga0.47As QDs, and (c) the STEM image of GaSb/In0.53Ga0.47As QDs Figure Low-temperature (20 K) PL spectra of GaSb/ ... sample on InP substrate Dashed-dot and dashed lines show the PL spectra of type-II and type-I, respectively Figure PL spectra and PL peak energies (a) The low-temperature PL spectra of the sample...
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báo cáo hóa học:" The structural and optical properties of GaSb/InGaAs type-II quantum dots grown on InP (100) substrate" docx
... GaSb/In0.53Ga0.47As QDs and histogram of the height of GaSb/In0.53Ga0.47As QDs (a) The AFM image of GaSb/In0.53Ga0.47As QDs, (b) histogram of the height of GaSb/In0.53Ga0.47As QDs, and (c) the STEM image of GaSb/In0.53Ga0.47As ... QDs on InP (100) substrate, the AFM and STEM measurements were carried out Figure shows the AFM and STEM images of GaSb/ In0.53Ga0.47 As QDs and the histogram of the height of GaSb/In 0.53 Ga ... almost independent of the excitation power which is a typical feature of the type-I band transition Therefore, the interband transition of the GaSb QD would be the only proper origin of the highenergy...
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Báo cáo hóa học: " The structural and optical properties of GaSb/InGaAs type-II quantum dots grown on InP (100) substrate" ppt
... GaSb/In0.53Ga0.47As QDs and histogram of the height of GaSb/In0.53Ga0.47As QDs (a) The AFM image of GaSb/In0.53Ga0.47As QDs, (b) histogram of the height of GaSb/In0.53Ga0.47As QDs, and (c) the STEM image of GaSb/In0.53Ga0.47As ... QDs on InP (100) substrate, the AFM and STEM measurements were carried out Figure shows the AFM and STEM images of GaSb/ In0.53Ga0.47 As QDs and the histogram of the height of GaSb/In 0.53 Ga ... almost independent of the excitation power which is a typical feature of the type-I band transition Therefore, the interband transition of the GaSb QD would be the only proper origin of the highenergy...
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Tài liệu Báo cáo khoa học: Interleukin-1-inducible MCPIP protein has structural and functional properties of RNase and participates in degradation of IL-1b mRNA doc
... co-transfected with vector containing IL-1b cDNA with or without AREs or with the vector containing MCPIP cDNA The levels of IL-1b transcript with ⁄ without AREs and the level of MCPIP transcript ... UTR of IL-6 mRNA [4,17] The presence of such a sequence may account for the degra- MCPIP protein as an RNase dation of both types of IL-1b transcripts, with and without AREs The influence of MCPIP ... (without the PIN domain) and D ⁄ A-MCPIP (with two mutated residues within PIN domain)] The cells were harvested 0, 3, and h after addition of actinomycin D, and the level of exogenous IL-1b mRNA...
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structural and electrochromic properties of tungsten oxide prepared by surfactant-assisted process
... high temperature of 400 1C, the former morphology of sample C changed rimous and rough Such surface mophology of sample D could be due to the agglomerated growth of grains and the formation of ... transparent glass with a sheet resistance of 10O/& Finally, the as-synthesized sample (named as sample B with thickness about 240 nm) was subjected to a series of temperatures in air at a ramp of 1C/min ... of microstructural and electrochromic properties of the nanostructured tungsten oxides with mesopores from the TMDD surfactantassisted process The crystallization status, surface morphology and...
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structural and photocatalytic properties of iron- and europium-doped tio2
... that of TiO2 , suggesting similar Fe and Ti surroundings in the doped and undoped samples In order to verify this statement, the filtered EXAFS of L Diamandescu et al / Materials Chemistry and ... 3.60 A and 4.11 A, with six atoms on each shell Although the FT of the sample TFE manifests a certain similar˚ ity with that of Eu2 O3 , its maximum at 2.83 A seems closer related Table Fe and Eu ... locally expand the host structure, with elongations of the interatomic distances almost equalling with the difference between Eu3+ and Ti4+ ˚ ionic radii (0.34 A) A peculiar effect of the Eu incorporation...
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Báo cáo toán học: " Structural and optical properties of ZnS thin films deposited by RF magnetron sputtering" potx
... Page of Figure Cross-sectional FESEM images of ZnS films grown at different substrate temperatures (a) 100°C and (b) 350°C The influence of the substrate temperatures on the surface morphology of ... 10-2 Torr Substrate temperature 100°C, 200°C, 250°C, 300°C, 350°C, 400°C Target to substrate distance 50 mm Page of Results and discussion Structural properties Figure shows XRD patterns of ZnS ... magnetron sputtering at various substrate temperatures ranging from 100°C to 400°C The influence of substrate temperature on the structural and optical properties of ZnS films prepared in the experiment...
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Báo cáo hóa học: " Structural and physical properties of antibacterial Ag-doped nano-hydroxyapatite synthesized at 100°C" pptx
... (Figure 4) spectrum of Ca10-xAgx(PO4)6(OH)2, with x = and 0.2, are shown The morphology of the nanoparticles of HAp and Ag: HAp was investigated by SEM SEM images provide the Page of direct information ... http://www.nanoscalereslett.com/content/6/1/613 Page of Figure SEM images of the Ca10-xAgx(PO4)6(OH)2 samples with xAg = (HAp) and xAg = 0.2 (Ag:HAp) regions 1600-1700 and 3200-3600 cm -1 correspond to H-O-H bands of lattice water ... co-precipitation method In the agreement with the results of XRD and TEM, the FTIR and FT-Raman spectra of the HAp show the absorption bands characteristic of hydroxyapatite XPS results provide...
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Báo cáo hóa học: " Effect of the Nd content on the structural and photoluminescence properties of silicon-rich silicon dioxide thin film" pdf
... effect of Si-np towards Nd3+ ions The evolution of the integrated PL intensity of the Sinp PL band and the 920-nm PL peak is shown in the inset of Figure The enhancement of the PL intensity of the ... that are located above a broad band Figure Evolutions of the positions of the LO3 and TO3 peaks, and the LO3/TO3 intensity ratio, as a function of the annealing temperature Debieu et al Nanoscale ... coupling between Si-np and Nd 3+ ions, and, accordingly, the potential of sensitizing of Si-np The increase of the PL intensity of Nd 3+ is then explained by the increase of the Si-np density as...
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báo cáo hóa học:" Structural and optical properties of a radio frequency magnetron-sputtered ZnO thin film with different growth angles" pdf
... at 9.5 cm, and we manually tilted the sample substrate with angle measurement The thickness and Figure A schematic of the RF magnetron sputtering system Page of cross-sectional images of the films ... Lee TS, Cheong B, Baik Y-J, Kim WM: Electrical, optical and structural properties of transparent and conducting ZnO thin films doped with Al and F by rf magnetron sputter J Eur Ceram Soc 2005, 25:2161-2165 ... images of ZnO films with various growth angles ZnO films at (a-1) 0°, (b-1) 15°, and (c-1) 30° growth angles and their enlarged images (a-2, b-2, and c-2) Figure shows the XRD patterns and grain...
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Báo cáo hóa học: "Influence of Rare Earth Doping on the Structural and Catalytic Properties of Nanostructured Tin Oxide" docx
... by acidic sites of the oxide catalysts Thus, it may be suggested that the control of surfaces and modifications of the nanostructures of the tin oxide particles, undoped and doped with rare earths ... Conversion/Selectivity (%) ð1Þ The effects of the process of segregation and de-mixing of these rare earths on the SnO2 catalytic properties were studied and compared In spite of the relatively low specific ... result of the modification of the nanostructure and the basic sites of the particles Another phenomenon starts to occur on the surface of doped samples, a segregation process of particles of metastable...
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Effects of AG on structural and magnetic properties of fept thin films
... images of FePt thin film A)without Ag and B )with 20 vol.% Ag 61 Figure 4-6 XPS depth profile of the cosputtered FePt-Ag thin film of 450 nm on MgO substrate 62 Figure 4-7 In-plane and ... List of Tables List of Tables Table 1-1 Magnetic properties of L10 FePt alloy and other ferromagnetic materials Table 1-2 Elemental parameters of Fe, Pt and Ag Table 3-1 Comparison of ... standard, pure FePt and the FePt sample cosputtered with 20 vol.% Ag 71 Figure 4-17 Fourier transfer of the Fe K edge EXAFS spectra of Ag foil standard and the FePt sample cosputtered with...
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Báo cáo vật lý: "Compatibility, Mechanical, Thermal, and Morphological Properties of Epoxy Resin Modified with Carbonyl-Terminated Butadiene Acrylonitrile Copolymer Liquid Rubber" pps
... effect of CTBN content on the glass transition temperatures (Tg) of the EP Properties of Modified Epoxy Resin 3.3 Tensile Properties Table shows the effect of CTBN content on the tensile properties ... CTBN and the EP, and to investigate the thermal, mechanical, and morphological properties of the modified EP EXPERIMENTAL 2.1 Materials The clear epoxy 331, with an epoxide equivalent weight of ... flexural strength and modulus of modified EPs A similar trend was found in the case of the tensile properties; the flexural strength and modulus of modified EPs are lower than those of the unmodified...
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CMR effect and related properties of mo based oxides with double perovskite structure
... polycrystals Secondly, temperature dependence of resistivity of Sr2 CoMoO 6-δ film was investigated We investigated the temperature dependence of the resistivity and magnetoresistance of a polycrystalline ... magnetic, and transport properties of Cu-doped polycrystalline samples Sr2Fe1-xCuxMoO6 with ordered double perovskite structure are investigated The electrical, magnetic, and transport properties of ... explanation of the magnetic structure of Sr2FeMoO6 must also be consistent with such diverse properties observed within the same double perovskite family 1.7.1 Crystal structure and band structure...
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Báo cáo khoa học: Structural and mutational analysis of TenA protein (HP1287) from the Helicobacter pylori thiamin salvage pathway – evidence of a different substrate specificity doc
... 4-amino-5-aminoethyl-2methylpyrimidine: with a kcat and KM of 1.7 ± 0.2 min)1 and 58 ± 22 lm, respectively The F47Y variant appears to be poorly active as well: with a kcat and KM of 0.06 ± 0.006 min)1 and 68 ± 16 lm, ... Barison et al Structure of H pylori TenA A B Fig Secondary and tertiary structure of TenA (A) Amino acid sequence of HP-TenA The beginning and end of secondary structure elements of HP-TenA are shown ... well characterized and, upon comparison with H pylori TenA, a high degree of structural similarity is observed, with the exception of mutations in position 47, from Tyr to Phe, and position 51,...
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Effects of simultaneous doping with boron and phosphorous on the structural, electronic and optical properties of silicon nanostructures
... effects of size and shape of Si-nc on the incorporation of group-III (B and Al), group-IV (C and Ge) and group-V (N and P) impurities Single-doping has been investigated both in spherical and faceted-like ... are performed within the generalized gradient approximation using Vanderbilt ultrasoft pseudopotentials [27] for both the determination of the structural and electronic properties and norm-conserving ... performed in order to test the convergence of the structural and electronic properties with respect to both the supercell side and plane-wave basis set cut-off Doped Si nanocrystals 2.1 Single-doped...
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Báo cáo khoa học: Structural aspects and biological properties of the cathelicidin PMAP-36 pot
... buffer pH 7.0 without TFE (– –), and with 25% (–ÆÆ–ÆÆ–) and 50% (v/v) TFE Table shows the antimicrobial activity of the monomeric and dimeric peptides towards several Gram-positive and Gram-negative ... analysis of proPMAP-36 Lysates of total pig leukocytes were acid-precipitated with 10% trichloroacetic acid and resuspended in loading buffer containing 4% SDS with 0.1 M dithiothreitol (lane 1) or without ... 2005 FEBS M Scocchi et al Structure and antimicrobial activity of PMAP-36 Fig CD spectra of the synthetic PMAP36 peptides Spectra of PMAP-36(1–35)2 (A) and of the truncated fragment PMAP-36(1–...
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Báo cáo hóa học: " Effects of silver impurity on the structural, electrical, and optical properties of ZnO nanowires" doc
... images of various SZO NWs grown using 1, 3, and wt.% Ag-doped ZnO ceramic targets As shown in Figure 1a, b, the distribution of the SZO NWs is random, with the average diameter of about 60 nm and ... Al2O3 substrates were cleaned in acetone and methanol for 20 and rinsed in de-ionized water for The 1, 3, and wt % SZO (5SZO) NWs are grown in a furnace at 800°C with argon gas of 90 sccm and a ... working temperature is too high Instead of ptype behavior, our SZO NW FET shows properties of ntype and continuously increasing conductivity At high working temperature, Au catalyst and Ag dopant...
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