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22 articles for “r. f. sputtering”
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Electrical Properties of Nanocrystalline CuxO Thin Films Prepared by r. f. Sputtering Method
Abstract: Normal 0 Nanocrystalline CuxO (0 < x < 1) thin films have been synthesized using r. f. sputtering method at different r. f. power in an atmosphere of O2 and Ar. The effect of varying r. f. power, oxygen partial pressure and film thickness during deposition on the crystal size and electrical properties of CuxO thin films have been studied. The films were characterized by X-ray diffraction (XRD), transmission electron …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 3, Issue 2, 2013 · pp. 30–37 Read article
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Opto-electrical and Structural Properties of CuxO Thin Films grown by R. F. Sputtering Method
Abstract: CuxO (0<x<1) thin films were deposited on glass substrate by r. f. sputtering method at different r. f. power in an atmosphere of O2 and Ar. The conditions for deposition of CuxO thin film were optimized by varying the r. f. power for the deposition to vary the energy band gap of the deposited film. Structural characterizations were performed by XRD and TEM studies. The films deposited on glass substrate …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 2, Issue 1, 2011 · pp. 8–15 Read article
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Specific Contact Resistance of CuxO Thin Films Deposited by r. f. Sputtering Method
Abstract: Normal 0 MicrosoftInternetExplorer4 This paper contains measurement of contact resistivity and bulk resistivity of CuxO (0<x<1) thin films deposited by r. f. sputtering method. The conditions for deposition of CuxO thin film were optimized by varying the r. f. power to vary the contact resistivity and bulk resistivity. Electrical characterizations were performed by Transmission Line Model (TLM) and Vertical Transmission Model (VTM) studies. The films deposited on glass substrate have …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 3, Issue 3, 2012 · pp. 10–16 Read article
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Revealing the Effect of Swift Carbon Ion Beam on Radiation Sensitivity of Radio-frequency Magnetron Sputtered Grown Alumina Thin Films
Abstract: Regarding targeted treatment, hadron therapy is beneficial than conventional radiotherapy based on X rays/gamma rays due to characteristic energy loss profile of energetic charged particle during ion matter interaction. In this regard, dose monitoring and its precise measurement with spatial accuracy are very crucial. Thermoluminescence (TL) based thin film radiation dosimeter has the potential to serve this purpose. In hadron therapy, use of swift carbon ion beam is found to …
Published in Journal of Polymer & Composites · Vol. 11, Issue 7, 2023 · pp. 23–29 Read article
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Properties of ZnO Thin Film deposited on Flexible Substrate using RF Sputtering
Abstract: Semiconductor materials demand is increased in recent years, due to new emerging technologies. There is need to find the alternate for silicon in electronics industry, as silicon is brittle in nature and has low efficiency, which makes it unsuitable for transparent and flexible device. Zinc oxide (ZnO) is emerging as popular choice of researchers due to its wide range of properties, abundancy and non-toxicity. This work explores the properties of …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 50–56 Read article
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Morphological Analysis of Nitride Coated Steel for Industrial Application
Abstract: Hard coatings prepared by several methods and with different parameters represent variety of microstructures in the form of surface morphology, phase composition and grain size. Large quantity of micro or nano material as it has larger atoms as well as surface molecules, increase surface area. With increase in surface area ultimately it improves mechanical and physical properties for structural as well as nonstructural application. Nitride coated hard coating materials have …
Published in Trends in Mechanical Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 18–22 Read article
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Effect of Hafnium on Nickel-Titanium based Thin Film Coating by DC/RF Magnetron Sputtering Technique
Abstract: Ni-Ti-Hf films as shape memory alloys were successfully prepared by magnetron sputtering technique using individual Ti, Ni and Hf targets. The hafnium content was varied from 6% to 30% and the required film composition was achieved by adjusting the power ratio to the targets. The as-deposited films were amorphous; a post deposition annealing was performed at 700 °C to crystallize the Ni-Ti-Hf films. Structural, compositional and phase-transformation studies were carried …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 2, Issue 3, 2012 · pp. 10–17 Read article
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In Plane Oriented Strontium Ferrite Thin Films Described by Spin Reorientation
Abstract: For the first time, in plane orientation of magnetic easy axis of sputtered strontium hexaferrite thin films has been explained using modified Heisenberg Hamiltonian model with stress induced anisotropy term. The variation of average value of in plane spin component with temperature was plotted in order to determine the temperature at which easy axis is oriented in the plane of the strontium ferrite film. The average value of in plane …
Published in Research & Reviews : Journal of Physics · Vol. 2, Issue 2, 2013 · pp. 12–16 Read article
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Studies on Nanostructured Nickel Thin Film Coatings Deposited using Pulsed DC Magnetron Sputtering Process
Abstract: The purpose of this research work is to investigate the mechanical properties of nickel thin film. The nickel thin films were coated on glass substrate using pulse PDC power supply magnetron sputtering process in argon atmosphere. The effect of substrate temperature, effect of duty cycle and mechanical properties of nickel thinfilms has been presented in this paper. Coating deposited with substrate temperature at 250°C, had lower surface roughness (Ra<3 nm) …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 2, Issue 1, 2015 · pp. 8–14 Read article
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Orientation of Easy Axis of Ferromagnetic Films as Explained by Third Order Perturbed Heisenberg Hamiltonian
Abstract: The third order perturbed Heisenberg Hamiltonian has been applied to explain themagnetic easy axis orientation. Ferromagnetic CoPt/AlN multilayer thin films withnumber of layers N=11, 16 and 21synthesized on fused quartz substrates using dcmagnetron sputtering technique have been employed as experimental data. According toexperimental research performed by some other researchers, easy axis of these fccstructured ferromagnetic films is oriented in the plane of the film above one particulartemperature. Average value of …
Published in Research & Reviews : Journal of Physics · Vol. 2, Issue 3, 2013 · pp. 5–9 Read article
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Thin Film Coatings for Anti-Reflective and Anti-Fogging Applications in Optical Devices
Abstract: To maximize optical device lifetime and performance, thin film coatings are crucial. Coatings with anti-reflective (AR) and anti-fogging (AF) properties are important uses that improve optical systems' usability and performance. This review covers materials, deposition methods, and performance measures, providing a thorough analysis of recent developments in AR and AF thin film technologies. The study examines several techniques, such as chemical vapor deposition (CVD), sputtering, and sol-gel procedures, for producing …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 2, 2024 · pp. 26–30 Read article
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A Comprehensive Analysis of Coating Technology and Thin Films
Abstract: In contemporary materials science, thin film and coating technologies are essential because they allow for the improvement of surface characteristics, including electrical conductivity, hardness, corrosion resistance, and optical performance. These technologies use physical, chemical, or hybrid deposition techniques to deposit materials in layers that range in thickness from a few nanometres to several micrometres, depending on the required functional properties and application areas. The content, thickness, and microstructure of films …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 3, 2025 · pp. 50–64 Read article
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Nanostructured Cr-WS2 Solid Lubricant Coating for Space Applications
Abstract: Abstract Tungsten disulphide (WS2) is one of the widely used intrinsic low friction materials, which is commonly used in the form of coating. WS2 offers very low coefficient of friction only in non humid conditions. Presence of humidity destroys this property and restricts its utility. Modifying the structure of WS2 by adding certain metals helps in overcoming this limitation and in addition improves the mechanical properties. Further, deposition technique and …
Published in Journal of Instrumentation Technology & Innovations · Vol. 9, Issue 1, 2019 · pp. 12–18 Read article
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Development of Multilayer Metallic Coatings with Graded Interfaces for Enhanced Wear and Fatigue Resistance in Aerospace Components
Abstract: This study presents a comprehensive investigation into the development and characterization of multilayer metallic coating systems with compositionally graded interfaces, specifically engineered to enhance wear and fatigue resistance in aerospace structural and rotating components. Four coating architectures were systematically designed: (i) CrN/TiAlN bilayer, (ii) TiN/TiAlN/TiAlSiN gradient trilayer, (iii) CrAlN/AlCrN nanolaminate, and (iv) a novel five-layer CrN–TiN–TiAlN–AlCrN–TiAlSiN functionally graded system (FGS). Coatings were deposited via high-power impulse magnetron sputtering (HiPIMS) and …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 13, Issue 2, 2026 · pp. 50–67 Read article
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Nanomechanical Properties of Aluminium Thin Films on Polycarbonate Substrates Using Nanoindentation
Abstract: properties of aluminium thin films by nanoindentation. The properties of sputtered aluminium films on polycarbonate were tested with a variation in coating thickness. The resulting data obtained from nanoindentation was studied using load–displacement curves and also with the variation of hardness, stiffness and Young’s modulus with indentation depth. The results obtained showed the change in composite mechanical properties with variation in thickness of aluminium coating. The effect of soft polycarbonate …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 17, Issue 2, 2015 · pp. 23–30 Read article
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Studies on Optical and Electrical Properties of Biohybrid Devices
Abstract: We have reported the studies on optical and electrical properties of hybrid devices. The hybrid films were prepared using a layer of natural dye on ZnO thin films. ZnO thin film was fabricated on FTO coated glass substrate using magnetron sputtering. The natural dyes were extracted using aqueous method from basil, pomegranate, and spinach. It is important to control the molecular layers in the formation of hybrid electronic devices. The …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 11, Issue 1, 2021 · pp. 6–15 Read article
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Studies on the enhancement of sensitivity in SOI-MEMS Piezoelectric Accelerometer for low frequency applications
Abstract: In the present paper the design, fabrication and characterization of the SOI-MEMS piezoelectric accelerometer is reported. MEMS Accelerometers developed by many researchers in the literature have achieved the necessary high sensitivity at high frequencies. The main challenge of this work is to design an accelerometer with high sensitivity at low frequencies. The analytical modeling and FEM analysis were performed on the device to arrive at the optimized design of the …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 20, Issue 1, 2018 · pp. 42–52 Read article
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Electrodeposition and Magnetron Sputtering of Rhenium Coatings on Carbon-Carbon Composites for Enhanced Corrosion Resistance and Structural Integrity
Abstract: It is well known that tailored materials are gaining in-roads to aviation and other manufacturing industries where stringent requirements are to be met, due to high temperature erosion, which is a problem. In order to counter these issues, materials which can resist a very high temperature are to be sought. One of the several methods to combat this high temperature issue is to provide a metallic refractory material coating on …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 35–44 Read article
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A Comprehensive Review on Deposition Techniques for Functional Thin Films
Abstract: Thin films have become a critical element in the design and development of advanced functional materials because of their remarkable versatility, high efficiency, and ability to be easily integrated into a wide variety of devices. These films are used in a broad range of industries, from electronics to energy, owing to their ability to improve the performance of components by providing tailored electrical, optical, and mechanical properties. The deposition of …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 1, 2025 · pp. 1–7 Read article
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A Compact Review on Physical Vapor Deposition Techniques of Thin Films
Abstract: The effectiveness and performance of a material is greatly influenced by its surface properties. It is possible to manipulate and alter these surface characteristics to satisfy the particular characteristics for better results. One way of modifying these properties is by coating that particular surface with thin film. There exist wide number of methodologies for coating a surface or depositing thin films over it. These techniques can be categorized either as …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 2, 2019 · pp. 9–17 Read article