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properties and sensor performance of zinc oxide thin films
properties and sensor performance of zinc oxide thin films
... depleted necks and (b) Acompletely necks [21] 29 Properties and Sensor Performance of Zinc Oxide Thin Films by Yongki Min Submitted to the Department of Materials Science and Engineering ... operative in thin film sensors. Specifically, the influence of thin film processing conditions and DC applied bias on the properties and gas sensing performance of semiconducting thin films on ... understanding of the role of stoichiometry and electromigration of ions on the performance and stability of thin film semiconducting sensors. In this study, among the various semiconducting oxide...
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Báo cáo "Investigation of zinc oxide thin film by spectroscopic ellipsometry " ppt
... depending on the thickness and the refraction index of the film. From the ellipsometry spectra of the samples one can find out the optic constants and optical properties of the films. This work presents ... between the measured and calculated values of the ellipsometric parameters (ψ and ∆) and accurate information has been derived regarding the thickness and optical constants of the different layers. ... (e.g. the angle of polarization mirrors and modulators) and parameters of film (∆, Ψ). The measurement configuration is chosen for the purpose of simplifying the calculation of trigonometry...
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influence of DC magnetron sputtering parameters on the properties of amorphous indium zinc oxide thin film y s jung
... ellipsometry and spectrophotometer measurement, several characteristics of IZO thin films were discussed comparingwith those of ITO thin films. Very low surface roughness of IZO thin films could ... wKeywords: Indium oxide; Zinc oxide; Electrical properties and measurements; Optical properties 1. IntroductionGood transparent conducting oxides (TCOs) shouldhave wide optical band gap ()3.5 eV), ... region), and good etchingproperty. Impurity-doped indium oxides, tin oxides, and zinc oxides systems are known to satisfy these condi-tions wellw1–3x. Especially, impurity-doped indiumoxide...
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new technology of metal oxide thin film preparation for chemical sensor application
... deposition of Schottky barriers and MOS transistor gates [24,25]. Theuse of this regime has allowed obtaining the enhancement of catalytic properties of Pt-SiO2 thin films, as well [26].Among metal oxide ... sensitivityTable 2 Sensor sensitivity (S) in the presence of 10 ppm of ammonia as a function of the working temperature and number of interruptions of the depositionprocessNumber of interruptions ... duringthe process ofinterruption.The prolongation of film growth on the “extra” interface in-volves anewnucleation ofthe metaloxidefilm, theformation and growth of a film island structure and, finally,...
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Tài liệu A Dissertation on the Medical Properties and Injurious Effects of the Habitual Use of Tobacco pptx
... stupid, and wisdomto men void of understanding; capable of soothing the sorrows of the afflicted, of healing the wounds of thespirit, and assuaging the anguish of a broken heart. But how it fulfils ... the course of the winter and spring; and most of those were in the habit of A Dissertation on the Medical Properties by A. McAllister 17using ardent spirit freely. And though numbers of temperate ... variety of computers including obsolete, old, middle-aged and new computers. It exists because of theefforts of hundreds of volunteers and donations from people in all walks of life.Volunteers and...
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Tài liệu Defining Needs and Managing Performance of Installation Support Contracts pptx
... toincorporate performance- based practices through broader state-ments of needs, refinement and reduction of performance metrics,xiv Defining Needs and Managing Performance of Installation ... shouldbe performed; the use of measurable performance standards and quality assurance surveillance plans to track performance againstclear goals; and the use of positive and negative incentives ... RAND to learn howcommercial buyers and providers of facilities services (including op-erations and maintenance, custodial, groundskeeping, refuse and re-cycling) and food services apply performance- based...
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Tài liệu Structure Development and Mechanical Performance of Polypropylene docx
... final properties of the product. Amethod is presented to quantify the effect of thermal and pressure history on the isotropic and quiescent crystallization kinetics of four important structures of ... in terms of the number of spherulites, radius, surface and volume [27] (for clarity the index i in this set of equations is leftout):Structure Development and Mechanical Performance of Polypropylene110 ... as a function of time and temperature is accessed. Figures 1.5 and 1.6 show the evolution of the α- and 1Results and Discussion 17mesomorphic phase for six cooling rates for iPP1 and iPP2, respectively....
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Báo cáo khoa học: Effect of valine 106 on structure–function relation of cytosolic human thymidine kinase Kinetic properties and oligomerization pattern of nine substitution mutants of V106 ppt
... 34%between dNK and dGK [29], and 47% between dGK and dCK [28], and the structures of dNK, dGK and dCKappeared to be very similar [27,28]. Despite the very lowsequence identity of the cellular ... V106I, V106K, V106L,V106M, V106Q and V106T. We then characterized theenzymatic properties of the mutant enzymes.Theapparentnativesizesofthe–ATPformsofV106WT and of the mutant recombinant enzymes ... region of HSV1-TK.Aminoacid106ispositionedinanareaofTK1that is (a) highly conserved among vertebrates and viruses of the pox family and may be important for the regulation and substrate affinity of...
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Báo cáo khoa học: The effect of zinc oxide nanoparticles on the structure of the periplasmic domain of the Vibrio cholerae ToxR protein pot
... constant.Analysis of unfolding dataUnfolding of free and NP-treated ToxRp was monitored byfluorescence kmax(kex= 295 nm), as a function of the con-centration of urea and of GdnHCl. Analysis of denaturant-induced ... as biosensors and in drug delivery. However, our understanding of the effect of NPs on thestructure of proteins is still in a nascent state. In this work we reportthe unfolding behavior of the ... wavelength (kmax) of free and NP-conjugated ToxRpat pH 8.0 and 25 °C with increasing concentration of GdnHCl.Fig. 3. Shift in wavelength (kmax) of free and NP-adsorbed ToxRpat pH 8.0 and 25 °C with...
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Báo cáo khoa học: Inhibitory properties and solution structure of a potent Bowman–Birk protease inhibitor from lentil (Lens culinaris, L) seeds ppt
... measure-ment of k*on and k*off. At [LCTI] ⁄ [trypsin] ¼ 1.1 and 2.25 the conversion of LCTI into LCTI* (Fig. 3,curves 2 and 3), allowed the simultaneous computation of koff, k*on and k*off. ... to135 min)1 and to 3.85 min)1 and KMvalues of 1250 lm and 850 lm for BApNA and GPpNA, respectively, bymeans of standard Lineweaver–Burk analysis of initial ratekinetics. Fitting of the experimental ... added and the protein was soaked with a solvation layer consisting of 600 water molecules. In order to limit electrostatic interac-tions, the charges of the N-terminus and of Lys, Arg and Hisside...
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Từ khóa: synthesis and electrochemical performance of graphenepolyanilinesynthesis and electrochemical performance of graphenelike ws2an aspect of tree adjoining grammars tag and a comparison of some formal properties of tagsthe performance of redisfood and agriculture organization of the united naand the rise of databased services delivered to handheld devicesNghiên cứu sự hình thành lớp bảo vệ và khả năng chống ăn mòn của thép bền thời tiết trong điều kiện khí hậu nhiệt đới việt namBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Nghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngTìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinThơ nôm tứ tuyệt trào phúng hồ xuân hươngChuong 2 nhận dạng rui roQuản lý nợ xấu tại Agribank chi nhánh huyện Phù Yên, tỉnh Sơn La (Luận văn thạc sĩ)BT Tieng anh 6 UNIT 2Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtĐổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namHIỆU QUẢ CỦA MÔ HÌNH XỬ LÝ BÙN HOẠT TÍNH BẰNG KIỀM