Hexagonal wurtzite
Hydrothermal treatment of electrospun ZnO nanofibers and its photocatalytic properties
... a hexagonal wurtzite ...twinned hexagonal nanotubes, this novel structure was dramatic improve the photocatalytic activity of MB where more than 98% of the dye was vanished in only 40 min irradiation ...
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EFFECT OF NICKEL SUBSTITUTED ON THE STRUCTURAL AND OPTICAL PROPERTIES OF ZnO NANOPARTICLES
... (x=0, 1, 3 and 5 mol%) were synthesized using sol-gel method. As nickel incorporated in to the ZnO matrix re- sults were analyzed using different techniques such as XRD, SEM, EDS, UV-VIS and FT-IR techniques. X-ray ...
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Ferromagnetism in sphalerite and wurtzite CdS nanostructures
... Figure 3 displays the XRD patterns of samples S5 to S8, which confirm the formation of a single hexagonal wurtzite structure without impurity phase (JCPDS card no. 41–1049). Size-dependent XRD broadening is ...
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Characteristics of GaN Thin Films Using Magnetron Sputtering System
... a hexagonal wurtzite struc- ture under the optimized sputtering conditions of 40 W RF power, 5 mT working pressure, using pure nitrogen gas with a substrate temperature of ...
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Structural And Optical Properties Of Zinc Oxide Nanoparticles Synthesize Via Sol Gel Auto Combustion Method
... are hexagonal wurtzite, rocksalt, and cubic ...structures, wurtzite crystal structure is the most stable form in the ambient condition with the binding energy of 60 ...a wurtzite crystal ...
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Effect of annealing temperature on structural and optical properties of zno nanoparticles synthesized by solgel combution route
... ZnO nanoparticles were synthesized successfully by solgel-combution route at room temperature. X ray diffraction (XRD) and UV-Visible spectroscopy were used to investigate the effect of annealing temperature on the ...
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Photocatalytic Activity of Zr Doped ZnO and Its Morphology
... The powder X-ray diffraction spectra of ZnO and Zr-ZnO are shown in figure 3. For bare ZnO, the diffraction peaks are located at 2θ=31.737, 34.379, 36.215, 47.484, 56.536, 62.777, 66.304, 67.868, and 69.009 are ...
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Effect of Ag Doping on Properties of Al –Doped Zno Nanoparticles VARIES AS Zn1-X-Yagxalyo
... were synthesised by using a chemical precipitation route. The structure and crystalline size of samples is calculated by X-ray diffraction (XRD). XRD analysis shows that the prepared samples are single phase and have ...
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A Review On Applications Of Zinc Oxide Nanostructures
... had hexagonal wurtzite crystal structure and the most intense peaks in all the patterns were corresponding to the (002) ...the hexagonal wurtzite crystal ...a hexagonal wurtzite ...
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Structural, Optical and Magnetic Properties of (Ni, Al) Co-Doped ZnO Nanoparticles
... to hexagonal wurtzite crystal phase of Zinc Oxide and the positions of all the diffracted peaks are consistent with the pattern of (JCPDS CARD NUMBER: ...
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Some Properties of Unambiguously Hexagonal Tiling Recognizable Picture Languages
... unambiguously hexagonal tiling recognizable picture ...for hexagonal picture languages computed by unambiguous hexagonal tiling ...unambiguous hexagonal tiling system are ...
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Polarized infrared reststrahlen features of wurtzite ingan thin film
... By obtaining the best fit of experimental and theoretical spectrum, the Brillouin zone center E, optical phonon modes together with the dielectric constant, layer thickness, free carrier[r] ...
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Raman analysis of phonon lifetimes in AlN and GaN of wurtzite structure
... of hexagonal AlN crystallites were also grown via the sublimation method: 24 one type of crys- tallites was grown in the 2100–2250 °C temperature range, of blue color, and will be referred to as such in this ...
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Ab initio phonon dispersions of wurtzite AlN, GaN, and InN
... E 1 (A 1 ) mode: 0.35 共 0.43 兲 in AlN, 0.29 共 0.33 兲 in GaN, and 0.27 共 0.32 兲 in InN. As can been seen in Fig. 1, in the wurtzite nitrides there is no gap between the LO and TO phonon branches whereas a gap is ...
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A Hexagonal Fractal Antenna for Navigation Application
... Abstract—A hexagonal fractal antenna is presented for satellite navigation applications in this paper. The geometry of the antenna is inspired by the Sierpinski carpet and has compact dimensions, improved ...
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A New Approach for Ranking of Fuzzy Numbers using the Incentre of Centroids
... Abstract. The fuzzy set theory has been applied in many fields such as management, engineering etc. In modern management applications ranking using fuzzy numbers are the most important aspect in decision making process. ...
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Synthesis of hexagonal structured wurtzite and chalcopyrite CuInS2 via a simple solution route
... the hexagonal plate morphology has remained, but the plates are much bigger in size and have a diameter of 2 to 3 μm and a thickness of about 100 nm (Figure ...
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Three-phase AC-AC hexagonal chopper system with heterodyne modulation for power flow control enhancement
... the hexagonal chopper, and it offers an inherent degree of freedom for output voltage ...the hexagonal chopper with half- bridge cell modular multilevel structure is ...AC hexagonal chopper (M2AHC) ...
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Hierarchical Growth of ZnO Particles by a Hydrothermal Route
... of hexagonal rod formation. Hexagonal rods similar to Type II and III, described above for the 12 h reactions, first appeared in the ...well-defined hexagonal morphology, Figure 9c. Well-defined ...
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The Wiener and Szeged indices of hexagonal cored dendrimers
... Notice that vertices equidistant from u and v are not taken into account. Dendrimers are macromolecules comprised of a series of branches extending outward from an inner core which have attracted much attention because ...
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