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3篇 您的检索式:作者名="U. Aziz"
    题名 作者 年代 出处 被引量
1Relationship Between Connexin Expression and Gap–Junction Resistivity in Human Atrial Myocardium显示文摘Paramdeep S. Dhillon Rasheda A. Chowdhury Pravina M. Patel Rita Jabr Aziz U. Momin Joshua Vecht Rosaire Gray Alex Shipolini Christopher H. Fry Nicholas S. Peters 2014Circulation: Arrhythmia and Electrophysiology2014,,2:1
2Structural and optical properties of Zn_(1-x)Ni_xTe thin films prepared by electron beam evaporation technique显示文摘Zn1-xNixTe thin films with different composition(x=0.0, 0.05, 0.10, 0.15 and 0.20) were deposited on glass substrate by electron beam evaporation technique followed by its characterization using advanced structural and optical analysis techniques. Structural properties of the prepared thin films were studied by X-ray diffraction(XRD). The XRD patterns revealed that the binary compounds transformed into a ternary compound with cubic structure having preferred orientation along the c-direction with(111) planes. Composition analysis of the films was determined by energy dispersive analysis of X-rays(EDAX) and found to be in agreement with the precursor composition. Optical properties such as extinction coefficient(k) and band gap energy of these films were examined by using a spectroscopic ellipsometer. It was found that the extinction coefficient(k) increased with the addition of Ni content in the alloy. In comparison, the band gap energy was also determined by using transmission spectra and found to be agreed with that of the ellipsometric results. These analyses confirm that the band gap energy decreases with the increase of Ni content in the alloy.Arshad Mahmood R. Rashid U. Aziz A. Shah Zahid Ali Qaiser Raza Tanveer Ashraf 2015Progress in Natural Science:Materials International2015,25,1:0
3Photoluminescence and structural analysis of wurtzite(ZnO)1-x(V2O5)x composite显示文摘This paper demonstrates the structural, vibrational and photoluminescence characteristics of(ZnO)_(1-x)(V_2O_5)_x(x = 0, 3, 6 and 9 mol%) composites semiconductor synthesized by using the solid state reaction method. X-ray diffraction(XRD) studies show that(ZnO)_(1-x)(V_2O_5)_x composites have the poly crystalline wurtzite structure of hexagonal Zn O. It is found from the XRD results that the lattice constants and the crystallite size increase while the dislocation density decreases with increase in doping concentration. The existence of E1(TO) and E2(high) Raman modes show that the Zn O still preserve wurtzite structure after doping vanadium oxide, which is in agreement with XRD results. Room temperature photoluminescence(PL) exhibit near band edge and broad deep level emission while indicating the suppression of deep level emission with the incorporation of V_2O_5 up to a certain concentration(x < 9). Moreover, the optical band gap increase with doping, which is accompanied by the blue shift of the NBE emission.Amjid Iqbal Arshad Mahmood Q. Raza A. Shah Rashad Rashid Zahid Ali A. Malik U. Aziz 2018Journal of Semiconductors2018,39,8:0
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