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| 1 | Influence of growth time on crystalline structure,conductivity and optical properties of ZnO thin films显示文摘This paper examines the growth of ZnO thin films on glass substrate at 350℃using an ultrasonic spray technique.We have investigated the influence of growth time ranging from 1 to 4 min on structural,optical and electrical properties of ZnO thin films.The as-grown films exhibit a hexagonal structure wurtzite and are(002) oriented.The maximum value of grain size G = 63.99 nm is attained for ZnO films grown at 2 min.The average transmittance is about 80%,thus the films are transparent in the visible region.The optical gap energy is found to increase from 3.26 to 3.37 eV with growth time increased from 1 to 2 min.The minimum value of electrical resistivity of the films is 0.13Ω·cm obtained at 2 min.A systematic study on the influence of growth time on the properties of ZnO thin films deposited by ultrasonic spray at 350℃has been reported. | Said Benramache Foued Chabane Boubaker Benhaoua Fatima Z.Lemmadi | 2013 | Journal of Semiconductors2013,34,2: | 9 |
| 2 | Effect of substrate temperature on the stability of transparent conducting cobalt doped ZnO thin films显示文摘Transparent conducting Co doped ZnO thin films have been fabricated by Ultrasonic spray.The thin films were deposited at three different substrate temperatures of 300,350 and 400℃.The obtained films had a hexagonal wurtzite structure with a strong(002) preferred orientation.The maximum crystallite size value of the film deposited at 350℃is 55.46 nm.Spectrophotometer(UV-vis) of a Co doped ZnO film deposited at 350℃shows an average transmittance of about 90%.The band gap energy increased from 3.351 to 3.362 eV when the substrate temperature increased from 300 to 350℃.The electrical conductivity of the films deposited at 300,350 and 400℃were 7.424,7.547 and 6.743(Ω·cm)-1 respectively.The maximum activation energy value of the films at 350℃was 1.28 eV,indicating that the films exhibit a n-type semiconducting nature. | Said Benramache Boubaker Benhaoua Foued Chabane | 2012 | Journal of Semiconductors2012,33,9: | 8 |
| 3 | Preparation of transparent conducting ZnO:Al films on glass substrates by ultrasonic spray technique显示文摘Transparent conductive Al doped ZnO thin films were deposited by ultrasonic spray technique.Conditions of preparation have been optimized to get good quality.A set of aluminum(Al) doped ZnO(between 0 and 5 wt%) thin films were grown on glass substrate at 350℃.Nanocrystalline films with a hexagonal wurtzite structure show a strong(002) preferred orientation.The maximum value of grain size G = 32.05 nm is attained of Al doped ZnO film with 3 wt%.All the films have low absorbance in the visible region,thus the films are transparent in the visible region;the band gap energy increased from 3.10 to 3.26 eV when Al concentration increased from 0 to 3 wt%.The electrical conductivity of the films increased from 7.5 to 15.2(Ω·cm)-1.So the best results are achieved in Al doped ZnO film with 3 wt%. | Abdelouahab Gahtar Said Benramache Boubaker Benhaoua Foued Chabane | 2013 | Journal of Semiconductors2013,34,7: | 6 |
| 4 | Groundwater quality assessment using multivariate analysis,geostatistical modeling, and water quality index(WQI): a case of study in the Boumerzoug-El Khroub valley of Northeast Algeria显示文摘In this study,the analytical data set of 26 groundwater samples from the alluvial aquifer of Boumerzoug-E1 khroub valley has been processed simultaneously with Multivariate analysis,geostatistical modeling,WQI,and geochemical modeling.Cluster analysis identified three main water types based on the major ion contents,where mineralization increased from group 1 to group 3.These groups were confirmed by FA/PCA,which demonstrated that groundwater quality is influenced by geochemical processes(water-rock interaction)and human practice(irrigation).The exponential semivariogram model WQI.Groundwater chemistry has a strong spatial structure for Mg,Na,Cl,and NO3,and a moderate spatial structure for EC,Ca,K,HCO3,and SO4.Water quality maps generated using ordinary Kriging are consistent with the HCA and PCA results.All water groups are supersaturated with respect to carbonate minerals,and dissolution of kaolinite and Ca-smectite is one of the processes responsible for hydrochemical evolution in the area. | Oualid Bouteraa Azeddine Mebarki Foued Bouaicha Zeineddine Nouaceur Benoit Laignel | 2019 | Acta Geochimica2019,38,6: | 4 |
| 5 | Experimental study of heat transfer coefficient with rectangular baffle fin of solar air heater显示文摘 | Foued CHABANE Nesrine HATRAF Noureddine MOUMMI | 2014 | Frontiers in Energy2014,8,2: | 3 |
| 6 | Finite-time stabilization of uncertain delayed-hopfield neural networks with a time-varying leakage delay via non-chattering control显示文摘This article is concerned with the finite-time stabilization(FTSB) of a class of delayed-Hopfield neural networks with a timevarying delay in the leakage term in the presence of parameter uncertainties. To accomplish the target of FTSB, two new finitetime controllers are designed for uncertain delayed-Hopfield neural networks with a time-varying delay in the leakage term. By utilizing the finite-time stability theory and the Lyapunov-Krasovskii functional(LKF) approach, some sufficient conditions for the FTSB of these neural networks are established. These conditions, which can be used for the selection of control parameters,are in the form of linear matrix inequalities(LMIs) and can be numerically checked. Additionally, an upper bound of the settling time was estimated. Finally, our theoretical results are further substantiated by two numerical examples with graphical illustrations to demonstrate the effectiveness of the results. | AOUITI Chaouki LI XiaoDi MIAADI Foued | 2019 | Science China(Technological Sciences)2019,62,7: | 3 |
| 7 | Effect of Cyclosporine on Left Ventricular Remodeling After Reperfused Myocardial Infarction显示文摘 | Nathan Mewton Pierre Croisille Gerald Gahide Gilles Rioufol Eric Bonnefoy Ingrid Sanchez Thien Tri Cung Catherine Sportouch Denis Angoulvant Gérard Finet Xavier André-Fou?t Geneviève Derumeaux Christophe Piot Hélène Vernhet Didier Revel Michel Ovize | 2010 | Journal of the American College of Cardiology2010,,12: | 2 |
| 8 | Pyroelectricity and thermodynamic theory of compositionally graded ferroelectric films显示文摘 | Marvan M Fousèk J | | 0,,1: | 1 |
| 9 | Planning the use of fish for food security in the Pacific显示文摘 | Johann D. Bell Mecki Kronen Aliti Vunisea Warwick J. Nash Gregory Keeble Andreas Demmke Scott Pontifex Serge Andréfou?t | 2008 | Marine Policy2008,,1: | 1 |
| 10 | Mechanisms leading to reversible mechanical dysfunction in severe CAD:alternatives to myocardial stunning显示文摘 | Mazzadi AN André-Fou(e)t X Costes N | | 0,,06: | 1 |
| 11 | Self assembled multiplayer technique in LED 显示文摘 | Onitsuka O Femeina M | 1996 | J Appl Phys1996,79,75: | 1 |
| 12 | Spectral reflectance of coral reef bottom-types worldwide and implications for coral reef remote sensing显示文摘 | Eric J Hochberg Marlin J Atkinson Serge Andréfou?t | 2003 | Remote Sensing of Environment2003,,2: | 1 |
| 13 | Multi-site evaluation of IKONOS data for classification of tropical coral reef environments显示文摘 | Serge Andréfou?t Philip Kramer Damaris Torres-Pulliza Karen E Joyce Eric J Hochberg Rodrigo Garza-Pérez Peter J Mumby Bernhard Riegl Hiroya Yamano William H White Mayalen Zubia John C Brock Stuart R Phinn Abdulla Naseer Bruce G Hatcher Frank E Muller-Karg | 2003 | Remote Sensing of Environment2003,,1: | 1 |
| 14 | Peripheral blood lymphocyte subset counts in patients with dermatomyositis: clinical correlations and changes following therapy 显示文摘 | Viguier M Fou~r6 S de la Salmoni~re P | 2003 | Medicine (Baltimore)2003,82,2: | 1 |
| 15 | Enhancement of light emitting diodes bosed on self-assembled heterostructures of poly(p-phenylene vinlene)显示文摘 | FOU A C FERREIRA M | 1996 | J Appl Phys1996,80,7: | 1 |
| 16 | Molecular self-assembly of conducting polymers显示文摘 | Cheung J H Fou A F Rubner M F | 1994 | Thin Solid Film1994,,244: | 1 |
| 17 | A soluble LA G23 protein as an immunopotentiator for therapeutic vaccines:preclinical evaluation of IMP321显示文摘 | FOU GERA Y S BRIGNONE C TRIEBEL F | 2006 | Vaccine2006,24,: | 1 |
| 18 | Molecular self-assembly of conducting polymers显示文摘 | FOU A F RUBNER M F | 1994 | Thin Solid Films1994,244,: | 1 |
| 19 | Long-term outcomes of malignant phyllodes tumors patients:an institutional experience显示文摘 | Fou A Schnabel F R Hamele-Bena D | 2006 | Am J Surg2006,192,4: | 1 |
| 20 | Postconditioning the Human Heart显示文摘 | Patrick Staat Gilles Rioufol Christophe Piot Yves Cottin Thien Tri Cung Isabelle L?Huillier Jean-Fran?ois Aupetit Eric Bonnefoy Gérard Finet Xavier André-Fou?t Michel Ovize | 2005 | Circulation2005,,14: | 1 |