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103 articles for “Gas sensors”
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Oxide Nanostructures as Gas Sensor
Abstract: This article is to describe oxide nanostructures as gas sensor, to act as a summited provision. Method based scripture has described from views of on chemical used to detect, otherwise, fact has been interpretation of active layer to convert chemical reaction to electronic signal that has read in terms of changes in resistance, frequency, voltage, etc. Basic Concepts of sensory process from device has been performance evaluation, given by, parametric …
Published in Recent Trends in Sensor Research & Technology · Vol. 8, Issue 3, 2021 · pp. 27–32 Read article
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Analysis of MEMS based Micro-hot Plate for Gas Sensor
Abstract: AbstractThe Micro-hot plate is the one of the key component of the gas sensor, which is used to achieve and control the high temperature to detect the various changes occurs at the sensing layer of the sensor. In this paper, three different types of geometry of micro hot plate such as single meander, double meander and modified spiral based Micro-hot plate using two different types of materials- platinum and titanium …
Published in Journal of Semiconductor Devices and Circuits · Vol. 6, Issue 2, 2019 · pp. 1–5 Read article
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A Review on Nanotechnology Application for CO/CO2 Gas Sensor Fabrication
Abstract: AbstractNano-technology finds application in developing nano sensors. There are various tools and techniques available in nanotechnology to develop nanostructures like nano wires and nano tubes. This paper reviews various gas sensors and nano techniques for CO/CO2 sensor fabrication.Keywords: Nano technology, CO/CO2 sensor, deposition methodsCite this ArticleNikhila Patil, Dipali Patil. A Review on Nanotechnology Application for CO/CO2 Gas Sensor Fabrication. Journal of Instrumentation Technology & Innovations. 2017; 7(3): 1–4p.
Published in Journal of Instrumentation Technology & Innovations · Vol. 7, Issue 3, 2017 · pp. 1–4 Read article
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Synthesis and Characterization of Sustainable, Low-Cost, Biomass-Derived Carbon Films from Hevea Brasiliensis (Rubber) Wood for Environmentally Friendly Gas Sensors with Enhanced Selectivity and Sensitivity to Polar Vapors and Hazardous Gases
Abstract: Hevea brasiliensis (rubber) wood sawdust was utilized to fabricate carbon gas sensors for detecting 1000 ppm of ethanol, methanol, acetone, carbon dioxide, and ammonia gases. The carbon particles were prepared by phosphoric acid impregnation followed by thermal activation and then fabricated into films on conductive and non-conductive substrates using the doctor blade method. X-ray diffraction (XRD) analysis revealed distinct graphitic features with peaks at the (002) and (100) planes, indicating …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 1, 2025 · pp. 22–36 Read article
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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
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Development and Synthesis of Graphene Based Gas Sensor
Abstract: AbstractGraphene has become a promising material for many different applications, such as nano electronic devices, physical, chemical and biochemical sensors, transparent conductive films, clean energy scavenging and storage devices and nano composite formulation. Recently gas sensing as a critical application intelligent system, is receiving increasing attention in both industry and academia. Sensing application using graphene sheets as transducer have experienced surge of activities in recent years, especially for gas sensing …
Published in Journal of Semiconductor Devices and Circuits · Vol. 7, Issue 2, 2020 · pp. 13–19 Read article
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Gas Sensors Fabricated using Carbon Powder Derived from Dried Banana Peels Waste to detect Methanol, Ethanol, Acetone Vapors and Carbon Dioxide Gas
Abstract: Low cost and environmentally friendly activated carbon powder was synthesized using waste banana peels. Phosphoric acid was utilized as activation agent. Doctor blade method was employed to fabricate films of activated carbon on conductive or nonconductive glass substrates. Films were subsequently annealed at 70 0C for 30 minutes in air. According to XRD patterns, single phase of activated carbon was crystallized in thin film form. Carbon prepared from banana peels …
Published in Journal of Materials & Metallurgical Engineering · Vol. 15, Issue 3, 2025 · pp. 14–25 Read article
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Classification and Pesticide Detection in Fruits
Abstract: Pesticides being present in fruits is an increasing concern for people all over the world. By working with the customer, this work aims to resolve the issue. The consumer should learn if the chosen fruits are suitable for consumption. The primary goal of this research is to use a sensor to calculate the normalized differential vegetation index in order to detect the levels of pesticides in fruit. The work is …
Published in Current Trends in Signal Processing · Vol. 13, Issue 1, 2023 · pp. 1–5 Read article
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Physiological Monitoring Vest
Abstract: A firefighter saves so many life at huge risk. The working event site is so hazardous. Sometimes they die during their job of saving life of others. So the safety and health monitoring of firefighter should be on the top priority. As they work under extreme pressure conditions a proper system should be there which can do real time monitoring in order to keep them safe and improve there working …
Published in Recent Trends in Sensor Research & Technology · Vol. 8, Issue 3, 2021 · pp. 1–5 Read article
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Micro-cantilever Sensors for Efficient Gas Sensing
Abstract: AbstractMicro-cantilever has been progressively used for the development of miniaturized sensors for gas sensing, biochemical analysis, medical applications and quality and process control. Micro-cantilevers are fabricated with rectangular silicon slabs having thickness below 1 µm. For gas sensing applications, Si cantilever surface is modified with appropriate sensing materials for selective adsorption of gas/vapor or biomolecules. The bending of the cantilever due to different surface conditions is measured with laser beam …
Published in Journal of Semiconductor Devices and Circuits · Vol. 6, Issue 3, 2019 · pp. 16–24 Read article
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A Review of Smart Sensor-based Approaches for LPG Gas Leak Detection and Prevention
Abstract: In recent years, home fires have claimed a growing number of lives and pieces of property. Since it is very flammable, liquefied petroleum gas (LPG) can burn even some distance away from the spill. Poor-quality rubber tubes or instances in which the regulator is not turned off are to blame for most fire incidents. Due to the regulator's malfunction, the hob is currently receiving gas from the regulator. Gas leaks …
Published in Recent Trends in Fluid Mechanics · Vol. 10, Issue 1, 2023 · pp. 14–19 Read article
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IOT Based Worker Safety Monitoring and Alerting System in Coal Mines
Abstract: Protection is the most dynamic fragment of any kind of industry. In the mining industry, protection and security are essential. To evade any kind of fortunes, the mining industry tracks some elementary safety measures. Still, fate plays out in deep mines as temperatures rise, water levels rise, and methane gas leaks. Currently, we offer protection to employees. When an employee is at risk, he can press the panic switch to …
Published in Journal of Microelectronics and Solid State Devices · Vol. 10, Issue 2, 2023 · pp. 28–36 Read article
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Carbon Footprints and Imposition of Tax
Abstract: AbstractThe IOT based project is designed to keep an account on excessive use of carbon by industries. A dynamic tax is imposed when carbon level exceeds its threshold. Tracking down the carbon footprint of every product using the blockchain would shield the data from tampering and it can be used to figure out the amount of carbon tax that is to be charged at the point of sale. If an …
Published in Recent Trends in Sensor Research & Technology · Vol. 7, Issue 1, 2020 · pp. 23–29 Read article
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Dispersion Analysis of Polypyrrole and ZnO Nanocomposite Thin Film using SPR Techniques
Abstract: The dispersion analysis of any material is crucial for studying its structure and composition. The interaction of the structure of the material with electromagnetic energy is also determined by studying its dielectric or optical properties. For studying dielectric properties, optical approaches are favored over electrical techniques, and Surface Plasmon Resonance (SPR) is the most suited of all techniques. It is used as a result to investigate the optical and dielectric …
Published in Journal of Polymer & Composites · Vol. 10, Issue 2, 2022 · pp. 79–85 Read article
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A Study on Wireless Sensor Network Deployment and Lifetime Maximization of Wireless Sensor Nodes in Natural Gas Pipeline Monitoring System
Abstract: AbstractLeakage in Natural Gas Pipeline is a very common problem that may lead to economic losses, environmental hazards and pollution. Therefore, the maintenance and security monitoring of the natural gas pipeline has remained a big concern for many years. In the recent times, implementation of Wireless Sensor Networks (WSNs) has become very popular. This is due to the low cost and sustainability of WSNs. Since, the implementation of WSNs in …
Published in Journal of Communication Engineering & Systems · Vol. 6, Issue 3, 2016 · pp. 7–16 Read article
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Gas and Temperature Detection System using Microcontroller
Abstract: In current system safety plays an important role, so best safety systems to be implemented in everyday routines. Gas leakage is a major concern with residential, commercial premises, and gas powered transportation vehicles. One of the preventive measures to avoid the danger associated with gas leakage is to install a gas leakage detector at vulnerable locations. The objective of this work is to present the design of a cost effective …
Published in Journal of Control & Instrumentation · Vol. 4, Issue 2, 2013 · pp. 1–7 Read article
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Enhanced Room-Temperature Gas Sensing Performance of 2% Mn-Doped Sri Lankan Natural Graphite Thin-Film Sensors for Ammonia, Acetone, and Ethanol vapors Detection
Abstract: The development of room-temperature gas sensors with high sensitivity, fast response, and low-cost remains a critical challenge for environmental monitoring and safety applications. In this work, we report the fabrication and characterization of a 2% Mn-doped Sri Lankan natural graphite thin-film sensor for the detection of ammonia (NH3), ethanol (C2H5OH), and acetone (C3H6O) vapors under ambient conditions. The sensor was prepared using the doctor-blade coating method on Indium Tin Oxide …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 13, Issue 2, 2026 · pp. 39–49 Read article
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Design and Fabrication of IoT Based Robot for Assistance in Rescue Operations in Flood
Abstract: Floods are one of the most common natural disasters that can sometime become extremely difficult to control. Rising sea levels, climate change and dependency on river basins or coastlines will increase frequency and probability of flooding in many regions of economic activity worldwide in coming decades. Existing rescue operations risks life’s of rescuers and doesn’t provide quick response. In the face of increasing frequency and intensity of flood-related disasters, the …
Published in Journal of Mechatronics and Automation · Vol. 10, Issue 3, 2023 · pp. 8–20 Read article
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Ingenious System for Control of Multifunction Metering Using Graphical User Interface
Abstract: AbstractIngenious system for control of multifunction metering using graphical user interface is developed for monitoring electricity, water and gas consumption. Accurate billing is an important factor to manage household finances especially in difficult times. It is a tool that records amount of energy, water and gas used by a residence or Organizations. This system consists of Energy Metering IC module, Water flow sensor and Gas Detector at customer side. Prepaid …
Published in Journal of Microcontroller Engineering and Applications · Vol. 5, Issue 3, 2018 · pp. 1–6 Read article
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Automatic Gas Leakage Detection System
Abstract: This project report presents the design and implementation of a focused automatic gas leakage detection and ventilation system centered on the Arduino Nano microcontroller and the MQ-2 gas sensor. The primary function of the system is to detect flammable gases like LPG, propane, and methane using the MQ-2 gas sensor. This sensor continuously monitors the surrounding air for the presence of these gases. When the gas concentration crosses a predefined …
Published in Journal of VLSI Design Tools and Technology · Vol. 15, Issue 3, 2025 · pp. 29–35 Read article