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40 articles for “thin film”
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Synthesis and Characterization of Cesium Intercalated Graphene Thin Film
Abstract: Graphene Oxide (GO) becomes promising two-Dimensional (2D) material in optoelectronics due to its sparkling properties. In preparation step we used Carboxylation of graphene and vacuum filtration to create the free standing thin film of cesium (Cs) intercalated GO. In this work we have synthesized cesium (Cs) intercalated GO thin films at different concentration (0.03, 0.05, 0.1 mol %) by using vacuum filtration method. The functional group present in synthesized thin …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 1, 2018 · pp. 8–16 Read article
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Synthesis Techniques and Application of Graphene Thin Film: A Review
Abstract: This work discusses the various synthesis method and characterizations of graphene thin film and the methods to enhance its transparency and conductivity, for optoelectronic application. We are propose intercalation of sodium in between graphene layers, which is accomplished with the help of ultra-sonication process. Various literature mention, sodium intercalation exfoliate the graphene sheets which helps in the enhancing of transparency and conductivity of the graphene thin film.
Published in International Journal of Applied Nanotechnology · Vol. 4, Issue 2, 2018 · pp. 30–47 Read article
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Thin-Films: Study of Medical, Display and Environmental applications
Abstract: This paper studies the various application of thin films in the field of display, medical, environmental, solar cells and many electronic fields. Various types of thin-films are studied here. The advantages and how they lack in certain fields are outlined in this paper. Some of the processing techniques of thin films are presented in this current work. The advancement of thin films in the field of Electronics in discussed in …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 1–6 Read article
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Deposition and Characterization of ZnO Thin Films by Thermal Vacuum Thermal Evaporation Method for Photoconductive Sensor Application
Abstract: In this work we have deposited ZnO thin films using thermal evaporation method. The films have been deposited on silicon substrate for structural characterization and on glass substrate for optical characterization. The structural, surface morphology, optical properties and electrical properties of ZnO thin films were investigated systematically using X-ray diffractometer (XRD), scanning electron microscope (SEM), atomic force microscopy (AFM), ellipsometeric measurement and semiconductor parameter analyzer respectively. The deposited ZnO thin …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 2, Issue 1, 2016 · pp. 1–7 Read article
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Characterization of the Magnetization Reversal of Bulk Electrical Steel and FeCoBSi Thin Film
Abstract: The aim of the research paper is to characterize the magnetization reversal of bulk electrical steel and FeCoBSi thin film samples by using MOKE microscope and further record the magnetic domain structure and magnetic hysteresis of samples along both easy and hard axes of magnetization. MOKE microscopy is widely used in research field to characterize magnetic properties of materials used in integrated photonics and spintronic devices. The area under the …
Published in International Journal of Mechanics and Design · Vol. 7, Issue 1, 2021 · pp. 33–42 Read article
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Graphene Thin Film: Proposing as Active Layer in Solar Cells
Abstract: Solar cells are the need of today’s world due to its different advantages like renewable energy source, no toxic gases produce, i.e. environment friendly, etc. To synthesize and enhance the performance of solar cells, various different technologies are used. Different materials and different structures are used by the researcher to improve the solar cell technology. Research works give more attention towards this, because this technology opens up the new window …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 1, 2018 · pp. 30–45 Read article
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High-k and Low-k Gate Dielectric Stacking for Low Voltage Organic Thin Film Transistors
Abstract: Electrical performance parameters of Organic thin film transistor (OTFT) are closely related to the interface characteristics of gate dielectric and organic semiconductor film. Henceforth, it becomes important to study the effect of gate dielectric stacking on device performance of OTFTs. In this paper, we demonstrate the stacking of high-k and low-k gate dielectric based Single and Dual gate OTFTs. The structural effect of Organic thin film transistors is methodically explored …
Published in International Journal of Applied Nanotechnology · Vol. 5, Issue 1, 2019 · pp. 1–7 Read article
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Characterization of CeO2-NiO Thin Film Produced by Jet Nebuliser Technique
Abstract: CeO2 –NiO composite solution was sprayed as thin films by using JET nebulizer technique at the substrate temperature of 250°C. The film was characterized by X-ray diffractometer and crystallite size, lattice constant, crystallinities, phase transformations were measured. The UV-Vis spectrometer analysis was used to calculate the band gap, absorbance and percentage of transmission of the thin films was reported. The emission and excitation spectra of the sample were reported. The …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 1, 2021 · pp. 1–17 Read article
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Auxiliary Characterization of (Co, Mn) Co-doped Zinc Oxide Thin Films
Abstract: Cobalt and manganese are both co-doped with zinc oxide films were set up by sol-gel turn covering strategy on quartz substrate by shifting the dopants focus. The result of dopants focus was researched by x-beam diffraction (XRD). The XRD design demonstrates that the kept movies have polycrystalline hexagonal wurtzite structure. SEM micrograph demonstrates the adjustments in morphology of very thin film as dopants fixation are fluctuating. The compositional examination did …
Published in International Journal of Metallurgy and Alloys · Vol. 2, Issue 1, 2016 · pp. 31–35 Read article
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Impact of Annealing on Structural and Surface Properties of Nanostructured ZnO Thin Films
Abstract: ZnO thin movies with various grain size were developed on undefined quartz substrate utilizing turn covering technique. We have announced the impact of toughening temperatures on the basic and surface properties of ZnO thin movies. The surface properties were described by AFM. From XRD investigation, it can be seen that the FWHM diminishes with an expansion in strengthening temperature from 500 to 575ºC which is reflected in the expansion in …
Published in International Journal of Applied Nanotechnology · Vol. 3, Issue 1, 2017 · pp. 33–37 Read article
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Numerical simulation of P3HT based Organic Thin Film Transistors (OTFTs)
Abstract: This paper presents numerical simulation of P3HT based organic thin film transistors using commercially available device simulation software ATLAS from Silvaco Inc. We present a model of the P3HT based OTFTs based on the tail and the deep states, which can produce well the characteristics of the P3HT based OTFTs in both the subthreshold and the above-threshold regions. Simulation includes the hopping mobility model, Poole-Frenkel mobility model, Schottky contact, and …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 1, Issue 2, 2015 · pp. 13–20 Read article
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Effect of Ge and Pb Impurities on the Optical Properties of Amorphous (Sb2Se3)90Sn10 Thin Films
Abstract: The as prepared samples of [(Sb2Se3)90Sn10]95 M5 [M = Ge, Pb] chalcogenide system were amorphous as evidenced by X-ray diffraction studies. The optical band gap has been estimated with the help of Taucs relation for the as-deposited [(Sb2Se3)90Sn10]95M5 thin films. It is observed that the optical band gap increase with increase in the Ge and Pb content, which may be due to decrease in the density of defect states. This …
Published in International Journal of Metallurgy and Alloys · Vol. 6, Issue 1, 2020 · pp. 7–14 Read article
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Preparation of Cu2O/ZnO Heterojunction Thin Film Solar Cell grown by RF Magnetron Sputtering
Abstract: Both cuprous oxide (Cu2O) and zinc oxide (ZnO) hold a very important position in the fields of materials science due to great potential in many acoustic, electric and optical applications. Cu2O, a direct-gap semiconductor with band gap energy of 2.0 eV has been regarded as one of the most promising materials for application to photovoltaic cells, especially for the top cell in a tandem structure. The attractiveness of Cu2O and …
Published in International Journal of Energetic Materials · Vol. 1, Issue 1, 2015 · pp. 27–30 Read article
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Impact of Substrate Temperature on Chemically Deposited Cds Thin Films
Abstract: The interest for renewable energy sources are increasing day by day due to the limited availability of fossil fuel. Among all the renewable energy sources solar energy is growing interest due to its easy availability almost among all area of earth where people lives. Solar energy can be used as a source of energy by two ways: Solar Photovoltaic Cell and Solar thermal. Photovoltaic cells are the easiest way for …
Published in International Journal of Energetic Materials · Vol. 1, Issue 1, 2015 · pp. 22–26 Read article
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Study the properties of spin-coated Co-doped ZnO (CZO) thin Film
Abstract: Co doped ZnO (COZ) nanoparticles were prepared by spray pyrolysis technique followed by annealing at three different temperatures. XRD, UV- Vis spectroscopy, Photoluminescence (PL) studies, Scanning electron microscopy (SE), and vibrating sample magnetometry (VSM) studies were made to analyze the structural, optical and magnetic properties. XRD pattern confirmed the improved crystallinity after annealing and the formation of hematite phase. A UV-visible spectrum indicates that the nanoparticles exhibit the blue shifting …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 3, Issue 2, 2017 · pp. 26–35 Read article
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Preparation of Diclofenac Sodium Loaded Invasomes - A Novel Carrier for Drug Delivery
Abstract: Background: Diclofenac sodium is capable of providing benefit to patients suffering from: rheumatoid arthritis, osteoarthritis, and gout. Diclofenac sodium is a medicine that reduces inflammation and pain. It is also used to treat aches and pains, as well as problems with joints, muscles, and bones. The aim of the present work is to prepare diclofenac sodium invasomes by thin film hydration technique. Methodology: In the present study, for the preparation …
Published in International journal of Nanobiotechnology · Vol. 7, Issue 1, 2021 · pp. 45–50 Read article
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Modification of Solar Hot Water Heating System
Abstract: In optoelectronics system, the copper sulfide powder plays an important role as a thin film layer. This paper covers fabrication of Copper sulfide (CuS) Powder and its characterization. The fabricated Copper sulfide powder gives better result as compared to commonly used Copper sulfide (CuS) available in the market. In this experiment, the Copper sulfide powder (CuS) was coated on the tubes as a thin film and measured the outlet water …
Published in International Journal of Water Resources Engineering · Vol. 9, Issue 1, 2023 · pp. 33–39 Read article
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Deposition and characterization of poly(o-anisidine)/TiO2Nanocomposite for gas sensing application
Abstract: The Poly(o-anisidine) (POA) and Titanium dioxide POA (POA/TiO2 ) composite thin film based for gas sensing application are synthesized. Pure POA and POA/TiO2 composites with 20wt% of TiO2 were synthesized by chemical oxidative polymerization of o-anisidine using ammonium persulfate in acidic medium at 0-50C. Thin films of POA and POA/TiO2 composites were deposited on glass plate by dip coating method to prepare the chemiresistor sensor. The structural and optical properties …
Published in International Journal of Polymer Science and Engineering · Vol. 1, Issue 1-2, 2015 Read article
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Controlled Texture of Magnetron Sputtered Transparent Conducting ZnO: Al Films for Solar Cell Applications
Abstract: Textured transparent and conducting ZnO:Al films were prepared by rf-magnetron sputtering on glass substrate at a temperature 3500C under Ar and Ar+O2 gas ambient. ZnO:Al thin films shows a minimum electrical resistivity of (~8.210-4 Ω-cm), and high optical transmittance (T~86–90% average) in visible region. With increasing of oxygen concentration ZnO:Al films become more compact, stoichiometric and becomes more electrically resistive. ZnO:Al shows hexagonal wurtzite polycrystalline structure with strong (002) orientations. …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 2, 2015 · pp. 12–19 Read article
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Development of Epidermal (TATTOO) Electronic Device with Organic Materials for Tracking Animals
Abstract: The objective of the study is to develop epidermal (tattoo) electronic devices for tracking domestic animals using printed organic complementary technology on flexible substrates with high performance N and P-type organic thin film transistor (OTFT) based on small molecules organic semi-conductor. The tracking device could be used to secure, monitor and locate animals. It is a wellknown fact that most animals live a nomadic life. This however leaves most of …
Published in International Journal of Distributed Computing and Technology · Vol. 8, Issue 1, 2022 · pp. 24–31 Read article