Search
20 articles for “silicon dioxide”
-
Optical Filters From Silicon Dioxide Doped Dyes
Abstract: In this work silicon dioxide powder of high purity 99.5% imported from china was used to fabricate optical filters by doping the SiO2 with green and red phenol dyes with different concentrations of 0.25,0.5,0.75 and 1 in terms of mg, four samples of red SiO2 doped phenol filters and four samples of green SiO2 doped phenol filters were produced by pressing the mixture of silicon dioxide powder doped with the …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 7, Issue 1, 2020 · pp. 39–48 Read article
-
Design and Performance Analysis of Silicon Photonic Waveguides for High-Speed Optical Communication
Abstract: The exponential growth of data traffic in data centers and high-performance computing systems necessitates a paradigm shift from conventional electrical interconnects to high- speed, low-power on-chip optical interconnects. Silicon Photonics (SiP) is the leading platform for this transition due to its compatibility with CMOS manufacturing and the high- index contrast between silicon (Si) and silicon dioxide (SiO 2 ). This paper details the design, simulation, and comprehensive performance analysis of …
Published in International Journal of Optical Innovations & Research · Vol. 3, Issue 2, 2025 · pp. 29–37 Read article
-
Mechanical Strength Prediction of Nano-Silica Concrete Composites Using Machine Learning Techniques
Abstract: Nano-silica, or nanosilica, refers to silicon dioxide nanoparticles, which are a kind of silica (SiO₂) with diameters that often fall below 100 nanometers. This nanomaterial has attracted considerable attention because of its distinctive characteristics and diverse array of uses, notably in augmenting the performance of materials such as concrete. The integration of nanoparticles with cementitious matrix in nano-silica concrete offers a viable approach to improving the mechanical characteristics and longevity …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 963–973 Read article
-
AR Coatings in Solar Efficiency: A Study
Abstract: In the global race toward renewable energy dominance, the focus often fixes upon the exotic materials within the photovoltaic cell: silicon type, junction structure, or emergent perovskites. Yet, the most immediate and profound efficiency gains are often secured by a layer so thin it is invisible, a film of optimized material applied directly to the glass interface: the Anti-Reflective (AR) coating. These coatings are not merely an expensive aesthetic choice; …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 3, 2025 · pp. 26–35 Read article
-
Comparative Study on Stabilization of Expansive Soil using Cement Kiln Dust and Ceramic Dust
Abstract: In India, expansive soils cover about 20% of total land area, these soils increase in volume (swell) during winter season and decrease in volume (shrink) during summer season. Due to this contradiction behaviour many civil engineering structures constructed on expansive soils get damaged severely, out of which pavement is the most because they are lightweight and extend over large areas. Stabilization of Expansive soil is of most importance, since to …
Published in Journal of Geotechnical Engineering · Vol. 1, Issue 3, 2014 · pp. 1–7 Read article
-
Optimization of reflectance based on SAG Structure using Plane Wave Expansion
Abstract: For future filter applications, we examine the silicon-based ternary grating SAG (silicon on air on glass) structure. Grating is accomplished by a one-dimensional grating structure composed of ternary periodic structure, where ternary period is realized by combining silicon-air-silicon dioxide layers. The plane wave expansion method (PWE) is utilized to mimic the reflections from such periodic structures. The simulation outcome divulges that the number of layers in the periodic structures have …
Published in Journal of Microcontroller Engineering and Applications · Vol. 9, Issue 1, 2022 · pp. 40–45 Read article
-
Enhancement of Electrical Conductivity of Laterite Derived Ferric Oxide to Facilitate As Anode Materials
Abstract: Laterite is a mineral abundant in ferric oxide and various impurities, including aluminum oxide and silicon dioxide. The extraction of ferric oxide from laterite is accomplished through a cost-effective leaching process employing HCl, NaOH, and Sodium dodecyl sulfate (SDS). Characterization using Xray diffraction (XRD) confirmed the synthesized particles to be α-Hematite nano particles, with an average particle size of 94.21 nm, predominantly falling within the range of 90 nm to …
Published in Journal of Materials & Metallurgical Engineering · Vol. 13, Issue 3, 2023 · pp. 1–11 Read article
-
Exploring the Influence of Rice Husk Ash on Compressive Strength: Experimental Investigations in Construction Materials
Abstract: This paper aims to know the effect of rice husk ash on compressive strength 6 molds were collected and laboratory tests were conducted in cooperation with private laboratories in Baghdad Governorate, Iraq. The tests were conducted for a period of 7 and 28 days, where the samples were divided into 1 control and 5 samples distributed on a different percentage from 5% to 25% of the rice husks. The compressive …
Published in Recent Trends in Civil Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 24–28 Read article
-
A Study On Mems Piezoresistive Pressure Sensor Design And Its Applications
Abstract: Easier and faster means of Pressure measurement is in utmost demand in Industries. MEMS piezoelectric pressure sensors can meet the claim due to its compactness and lightweight. The pressure measurement is purely application specific. The number of steps required to fabricate the MEMs sensor can be condensed if a proper selection of sensor is done. Based on the type of the piezoelectric materials used in the design, the shape of …
Published in Recent Trends in Electronics Communication Systems · Vol. 8, Issue 1, 2021 · pp. 18–23 Read article
-
Standardization of Rakta-Akika Bhasma and Pisthi: An Ayurvedic Formulation
Abstract: Background: Standardization of the classically prepared medicines is a must apart from other organoleptic tests as mentioned in the ancient text. Rakta Akika Bhasma (RAB) and Pishti (RAP) is a traditional Ayurvedic preparation for Hridaroga (Cardiac disease), Shiroroga (headache due to vitiated Dosha), Kasa (cough), Raktaja Vikara (bleeding disorders) and many more. Aim: The present research work was conducted to analyze raw and processed Rakta Akika Bhasma and Pishti for …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 10, Issue 2, 2023 · pp. 28–39 Read article
-
Characterization Techniques for Thin Film Coatings Based on SiO₂, TiO₂, and ZrO₂
Abstract: Thin film coatings made from silicon dioxide (SiO₂), titanium dioxide (TiO₂) and zirconium dioxide (ZrO₂) have attracted great interest owing to their excellent optical, electrical, mechanical and chemical properties. These oxide thin films are widely used in microelectronics, solar cells, sensors, biomedical devices, photocatalysis, anti-reflective coatings and protective layers. The structural, morphological, compositional, optical and mechanical properties of these coatings are closely related to their performance and reliability. Therefore, thorough …
Published in Journal of Materials & Metallurgical Engineering · Vol. 16, Issue 2, 2026 Read article
-
Study the Effect of Applied Gate Voltage on Threshold Potential and Carrier Transport Behavior of Three-Terminal Novel Prototype Device having Configuration P-type Si/SiO2/CuFeS2/Al
Abstract: This study presents a trial approach for the fabrication and characterization of a novel p-Si/SiO₂/CuFeS₂/Al field-dependent three-terminal electronic device designed to investigate charge transport behavior across multiple semiconductor junctions under externally applied bias voltages. The proposed prototype incorporates CuFeS₂ (chalcopyrite) as the active semiconductor layer, marking its first reported application in a field-induced electronic device architecture. The device was fabricated using a layered heterostructure consisting of p-type silicon, a silicon …
Published in International Journal of Crystalline Materials · Vol. 3, Issue 2, 2026 · pp. 1–7 Read article
-
Nanomaterials and Their Effects on the Environment: Analyzing Widespread Use
Abstract: Due to the need and uses of nanoparticles in a wide variety of fields of human activity, including industry, agriculture, commerce, medical, and public health, there has been a significant uptick in interest in nanotechnology among the general populace. Because of the inevitability of environmental exposure to nanomaterials as a consequence of their increasing incorporation into our everyday lives, more and more focus is being placed on the study of …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 97–103 Read article
-
Optimization of Direct Ink Writing Process Parameters for Liquid Silicone Rubber/TiO2 Composite Ink
Abstract: The purpose of this research is to develop and optimize the Liquid Silicone Rubber (LSR)/Titanium Dioxide (TiO₂) composite inks in Direct Ink Writing (DIW)-based 3D printing systems. The primary research objective was to use enhancement of mechanical, rheological, and dielectric characteristics of LSR using TiO₂ reinforcement but still retain extrusion stability and dimensional consistency. TiO₂ content (0, 5, 10, and 15 wt%) and catalyst and glycerol ratios were regulated and …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 240–259 Read article
-
Exploring the Role of Thin Film Coatings in Solar Energy Harvesting
Abstract: With notable gains in efficiency, longevity, and affordability, thin film coatings have become a key technology in the field of solar energy harvesting. These coatings, typically composed of materials like titanium dioxide (TiO₂), cadmium telluride (CdTe), and amorphous silicon (a-Si), are applied to photovoltaic (PV) cells to enhance their ability to absorb and convert sunlight into electricity. This review article delves into the various types of thin film coatings used …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 2, 2024 · pp. 15–19 Read article
-
Fabrication and Analysis of Al 7075 Based Metal Matrix Composites - A Review
Abstract: Aluminium 7075 alloys are extensively used in aerospace, marine, aviation, and automotive industries due to their superior mechanical properties, high strength-to-weight ratio, and low density. However, to further enhance their performance, aluminium-7075 metal matrix composites (AMMCs) are developed by incorporating various reinforcements. This paper focuses on the influence of reinforcements on the mechanical, tribological, and corrosion behavior of AMMCs. The study examines fabrication techniques, particularly the stir casting method, which …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 1–12 Read article
-
TiO₂ Nanostructured Material-based Gas Sensor for Detecting Oxygen and LPG Gases
Abstract: This Paper investigates the use of TiO2 nanowires and nanotetrapods on glass and silicon substrates for sensing combustible gases such as LPG (Liquid Petroleum Gas) and Oxygen. The growth of Titanium dioxide (TiO2) nanowires/nanorods/nanotetrapods was investigated using both physical and chemical methods. In thermal evaporation method, both with and without vacuum conditions, was employed to synthesize various TiO2 nanostructures. A vacuum coating machine was utilized to create uniform TiO2 thin …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 443–451 Read article
-
Modeling of the Mechanism of Generating Processes of Water Electrolysis and Photosynthesis with Solar Energy Used for Productions of Gas Oxygen and Hydrogen, of Concentrate of the High-calorie Microalgae Chlorella, and for Industrial Wastewater Treatment
Abstract: The use of solar energy for generation of the process of water electrolysis, permitting the oxygen and hydrogen gases production, concentration of the high-calorie fast productive Chlorella microalgae, and industrial wastewater treatment is the most promising direction today. This is explained by the complete absence of electrical energy consumption for the implementation of these industrial technological projects. No less interesting is the process of photosynthesis of phytoplankton cells, which also …
Published in International Journal of Advance in Molecular Engineering · Vol. 1, Issue 1, 2023 · pp. 7–21 Read article
-
Modeling of ZnO Based Nano Sensor Device for Evaluating Electronic Interaction with NO2 Pollutant: Combining Multiphysics Simulation and DFT Study
Abstract: This study focuses on the designing and modeling of a sensor device employing zinc oxide (ZnO) nanowires (NWs), and the evaluation of the chemical response of the same in the presence of nitrogen dioxide (NO2), which is an acute harmful pollutant for human health and environment. Experimentally synthesized ZnO nanostructures were used as the basis for modeling of the ZnO NWs based sensor device along with a single ZnO NW, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 211–219 Read article
-
Performance Improvement of Polymer and Silicon Solar Cells Using Transition Metal Oxide Interfaces
Abstract: Fossil fuels are running out, which is contributing to greenhouse gas emissions and climate change due to the world's growing energy demand. Renewable energy, which is environmentally friendly, is crucial for balancing the demand and supply of energy in our society.The non-traditional energy source with the fastest rate of growth is solar cells, which use photovoltaic technology to convert sunlight into electrical power.Conjugated polymers and large molecules are used in …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 66–75 Read article