Numerical studies of heat transfer characteristics by using jet discharge at...
SummaryThis study presents the numerical predictions of the fluid flow and heat transfer characteristics for a backward-facing step by discharging a jet perpendicularly to the main flow. The turbulent...
View ArticleExpression of the Klebsiella pneumoniae CG21 acetoin reductase gene in...
Acetoin reductase catalyzes the production of 2,3-butanediol from acetoin. The gene encoding the acetoin reductase of Klebsiella pneumoniae CG21 was cloned and expressed in Escherichia coli and...
View ArticleSite Response Evaluation Using the H/V Ratio at the Yan-Liau Station in...
Abstract — Four days after the December 13, 1990 Hualien, Taiwan earthquake (ML= 6.9), a temporary array of fifteen triaxial digital accelerographs was deployed in the epicenter area to monitor...
View ArticleUnsteady unidirectional flow of an Oldroyd-B fluid in a circular duct with...
Abstract In this paper, the velocity profile and pressure gradient of the unsteady state unidirectional flow of an Oldroyd-B fluid in a circular duct are considered. The flow motion in the duct is...
View ArticleUnsteady unidirectional flow of a Voigt fluid in the circular duct with...
Abstract In the present study, the velocity profile and pressure gradient of the unsteady state unidirectional flow of a Voigt fluid in a circular duct with different prescribed volume flow rate are...
View ArticleNonlinear Stability Analysis of Thin Viscoelastic Film Flowing Down on the...
AbstractThis paper investigates the stability of thin viscoelastic liquid film flowing down on the inner surface of a rotating vertical cylinder by means of the long wave perturbation. After proving...
View ArticleNonlinear stability analysis of thin Newtonian film flowing down on the inner...
SummaryThe paper presents both of the linear and nonlinear stability theories for characterization of Newtonian film flows down on the inner surface of a rotating in.nite vertical cylinder. After...
View ArticleSteady vortex force theory and slender-wing flow diagnosis
AbstractThe concept vortex force in aerodynamics is systematically examined based on a new steady vortex-force theory (Wu et al., Vorticity and vortex dynamics, Springer, 2006) which expresses the...
View ArticleAcute Septicemic Melioidosis Presenting with Acute Cholangitis
AbstractMelioidosis is a disease prevalent in the tropics, especially in Southeast Asia. The most common clinical presentations are bacteremic pneumonia and abscess formation in various organs....
View ArticleListening to Chemical Materials: Determination of the Photophysical...
AbstractRecently, photoacoustic (PA) spectroscopy has emerged as a valuable tool for the study of various kinds of materials. Herein, we present the results of PA spectral studies of chemical...
View ArticlePhotoacoustic Study on the Co-luminescence Effect of Lanthanide Complexes...
AbstractIn this study, lanthanide complexes Tb(o-HBA)3· H2O and Ln(o-HBA)3· H2O (o-HBA: o-hydroxy benzoic acid; Ln3+:Y3+ or Er3+) co-doped silica samples have been prepared via a sol–gel method. The...
View ArticleStudy on the Phase Transition of Lanthanide-Doped Titania Nanoparticles by...
AbstractIn this study, fairly uniform anatase TiO2 spheres doped with neodymium (III) have been prepared. It is found that the impregnation of neodymium (III) can remarkably inhibit the anatase–rutile...
View ArticlePhotoacoustic Study of $$\mathrm{Y}^{3+}$$ -, $$\mathrm{Tb}^{3+}$$ - , and...
AbstractIn this study, a sonochemical approach is developed to prepare rare-earth (Y\(^{3+}\), Tb\(^{3+}\), or Er\(^{3+})\)-doped zinc oxide nanocrystals in an ionic liquid: 1-butyl-3-methylimidazolium...
View ArticlePhotoacoustic Spectral Study of Lanthanide Complexes Doped in Silica Matrix
AbstractLanthanide phenanthroline (phen) complexes \(\mathrm{Eu(phen)}_{2}\mathrm{Cl}_{3}{\cdot } \mathrm{2H}_{2}\mathrm{O}\) and \(\mathrm{Nd(phen)}_{2}\mathrm{Cl}_{3}{\cdot }...
View ArticleEffects of Cr2O3 doping on the microstructural and electrical properties of...
Abstract Doping of Bi2O3 has been considered to be the essential condition for ZnO varistors. But there have always been found that Bi2O3 second phases concentrated at grain boundaries will have great...
View ArticlePhotoacoustic Study on the Structural Variation of Titania Nanomaterials...
AbstractIn this work, \(\hbox {Pr}^{3+}\)-doped titania nanomaterials were prepared by a sol–gel method. The structural variations of the samples during the phase transitions were studied by using the...
View ArticleStudy of Lanthanide Complexes with BTFA in Silica Gels by Photoacoustic...
AbstractIn this work, lanthanide \(\beta \)-diketonate complexes Ln(btfa)\({}_{3} \cdot 2\hbox {H}_{2}\)O (Ln\(^{3+}\): Eu\(^{3+}\), Sm\(^{3+ }\), and Tb\(^{3+}\); btfa:...
View ArticleElectrical modulation of magnetism in multiferroic heterostructures at room...
AbstractMultiferroic heterostructures CoPd/0.68Pb(Mg1/3Nb2/3)O3–0.32PbTiO3 (001) (CoPd/PMN–PT) with the thickness of 10 nm were fabricated via magnetron sputtering. The effect of electric field on...
View ArticleTransparent conductive F-doped SnO2 films prepared by RF reactive magnetron...
AbstractTo obtain highly transparent conductive F-doped SnO2 films by magnetron sputtering at low substrate temperatures, a new method of sputtering high-density SnF2–Sn target in Ar + O2 atmosphere...
View ArticleHighly improved sensibility and selectivity ethanol sensor of mesoporous...
AbstractIn this paper, nickel oxides (NiO) and iron (Fe)-doped NiO nanowires (NWs) with the various doping content (from 1 to 9 at%) were synthesized by using SBA-15 templates with the nanocasting...
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