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173 articles for “Nano sensor”
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Advances in Polymer Chemistry for Zinc Oxide Nanoparticle-Based Composites in Moisture Sensing Applications
Abstract: In present scenario the application of Polymer chemistry is various domain. It is used in sensing the moisture. This paper explores the synthesis and application of zinc oxide nanoparticles (ZnO-NP) deposited on polymer-based hygroscopic substrates to enhance the dielectric properties of capacitive sensors. The novel composite material, comprising ZnO-NP and cellulose-based substrates, offers superior moisture sensitivity, stability, and cost-effectiveness compared to conventional sensing materials. The synthesis process involves the controlled …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 79–85 Read article
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Real-Time Driver Drowsiness Detection and Alert Module Using Arduino
Abstract: Driver fatigue is one of the leading reasons behind road accidents because it reduces driver attention, slows reaction time, and affects decision-making ability while driving. To address this issue, a real-time fatigue detection and alert system has been developed using Arduino-based embedded technology. The proposed framework continuously monitors the driver’s eye activity with the help of an infrared eye blink sensor, which detects eyelid movement and eye closure patterns during …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 14, Issue 2, 2025 · pp. 34–42 Read article
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Smart Drive Assist Systems for Modern Vehicles: A Review of Current Advances and Future Directions
Abstract: Smart drive assist systems serve as advanced automotive companions, boasting three pivotal capabilities: blind spot monitoring, collision prevention, and adaptive lighting. Blind spot monitoring acts as a vigilant sentinel, overseeing areas beyond the driver's direct view and issuing alerts for potential blind spot intrusions during lane changes. Collision prevention acts as a protective shield, scanning the road ahead to notify the driver of impending collisions, affording crucial reaction time to …
Published in International Journal of Advanced Control and System Engineering · Vol. 2, Issue 2, 2024 · pp. 19–27 Read article
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A Study on Recent Trends in Chemical Sensors for Detecting Toxic Materials
Abstract: Poisonous materials, such as mutagenic, carcinogenic, and poisonous compounds, are widely produced as a result of industrial development. Such materials continue to be hazardous to human health despite stringent management and control procedures. As a result, practical chemical sensors—such as optical, electrochemical, nanomaterial-based, and biological system-based sensors—are needed for the monitoring of dangerous chemicals. For the detection of harmful compounds, numerous new and existing chemical sensors are being created, along …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 16, Issue 3, 2025 · pp. 26–35 Read article
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Green Synthesis of Carbon quantum dots for applications in nanomedicine,flexible bioelectronics
Abstract: Nanotechnology has been advancing to the fabrications of new materials with unique properties. A unique property that is size dependent to emerging nanomaterial attracts the synthesis and manipulations of matter at nanoscale. Nanomaterial comprises of nanoparticles, nanowires, nano composites, nano discs, nanostars, nano flowers, nano rods, and quantum dots. The structures and shape of these nanomaterials depends on synthesis methods, substrate temperature, concentrations and stimulus. In this research, emphasis is …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 12, Issue 3, 2022 · pp. 18–29 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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Real-time Water Quality Analysis Using Fuzzy Logic
Abstract: Nowadays the availability of safe drinking water is very difficult. In our project we are analysing water quality using different parameters like pH, turbidity, temperature and TDS for determining its safety level by monitoring the data from the readings. Moreover, we have a monitoring system for the data and also a webpage where all the data from these system is displayed. The sensors are connected to an Arduino Nano microcontroller …
Published in Journal of Water Pollution & Purification Research · Vol. 13, Issue 2, 2026 · pp. 01–11 Read article
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Wearable Devices Incorporating Nanostructured Biosensors: Enabling Real-Time Monitoring and User-Friendly Interfaces
Abstract: Wearable devices incorporating nanostructured biosensors have emerged as a revolutionary technology, enabling real-time monitoring of various physiological parameters and biomarkers. These devices leverage the unique properties of nanostructured materials, such as high surface-to-volume ratio, enhanced sensitivity, and improved electrical and optical characteristics, to achieve exceptional performance in terms of sensitivity, selectivity, and response time. This chapter explores the recent advancements in wearable devices with nanostructured biosensors, highlighting their applications in …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 14, Issue 1, 2024 · pp. 13–21 Read article
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An Overview on Quantum dot technology in Temperature sensor design
Abstract: Quantumdot (QD) thermometry harnesses the sizedependent electronic structure of semiconductor nanocrystals to translate minute temperature variations into robust optical signals. In this work we present a systematic design framework for QDbased temperature sensors that integrates (i) bandgap engineering through precise colloidal synthesis, (ii) surfacestate passivation to suppress nonradiative pathways, and (iii) a planar photonicreadout architecture compatible with lowcost, CMOSfriendly fabrication. By exploiting the linear redshift of the photoluminescence (PL) peak …
Published in Journal of Electronic Design Technology · Vol. 17, Issue 1, 2026 · pp. 10–17 Read article
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Nanotechnology and Nanoparticles for High Altitude Agro-ecosystem and Environmental Sustainability
Abstract: High-altitude agro-ecosystems are widely distributed throughout the world. In the Indian subcontinent, Himalayan region represents the high-altitude ecosystems, which demand extensive management due to their increasing deterioration in recent times. The extremely low temperature, proneness to natural calamities, recurring floods, droughts, low soil moisture and fertility, high solar intensity impose constraints for sustenance of hill agriculture. To enhance crop productivity to sustain increasing population, hill farmers are using excessive amount …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 155–164 Read article
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Design and Evaluation of Nano-cantilever Beam for Sensing Application
Abstract: Sensor array offers several advantages such as selectivity enhancement towards analytes,multiple component analysis etc. In case of an array system, we see that one cantilever beamcan be set as a reference, while the other beams are subjected to varying loads. As a result,even a very small deflection would be detected with the help of adjacent beams, henceenhancing the sensitivity of the cantilever. By using an array of beams with differentfunctionalization …
Published in Recent Trends in Sensor Research & Technology · Vol. 7, Issue 3, 2020 · pp. 1–7 Read article
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Role of Nanotechnology in the Diagnosis and Treatment of Waterborne Diseases
Abstract: Nanotechnology provides new aspects for the treatment and diagnosis of diseases using atomic scale engineering of materials. The size of nanoparticles is similar to that of most biological molecules and structures; therefore, nanoparticles can be useful for both in vivo and in vitro biomedical research and applications. At the same time, the unique dimension of nanoparticles empowers them with special capabilities to successfully deliver the drug at the desired site. …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 4, Issue 1, 2014 · pp. 19–28 Read article
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Controlling Movement of Vehicle Using Ultrasonic Sensor
Abstract: At the present years, the collisions are majorly caused by interruption of the driver to hit the brake or by the negligence by the driver. The present work aims to develop a model system that recommend an automatic braking in vehicle, which is system can operate spontaneouslywith the help of high profile sensors based on relay circuit and some changes in traditional braking system and apply the brake automatically in …
Published in Trends in Opto-electro & Optical Communication · Vol. 10, Issue 3, 2020 · pp. 22–27 Read article
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Development of Self-Healing Circuit Boards Using Shape Memory Polymer Composites
Abstract: This study investigates the influence of temperature, humidity, and nanofiller type on the electrical and structural performance of advanced polymer nanocomposites for self-healing circuit applications. Particular attention was given to conductivity retention and the morphological behavior of carbon nanotubes (CNTs), graphene, and silver nanoparticles (AgNPs). Results show that conductivity decreased under elevated thermal–humidity conditions, reflecting the role of environmental stress in material degradation. Among the tested systems, AgNP-based composites achieved …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 746–770 Read article
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Nanowire Photodetectors and Applications: A Review Study
Abstract: The utilization of nanowires and nanowire structures as photodetectors is an arising research subject. Novel gadget structures incorporated in single nanowire gadgets are additionally being effectively contemplated and created. Here, general NW-PD ideas are investigated, along with a point-by-point depiction of the actual phenomenon happening in nanowire photoconductors & phototransistors. Low dimensional frameworks like nanotubes and nanowires have intriguing, and technologically valuable, optical and electrical properties. Studies on these frameworks …
Published in Journal of Semiconductor Devices and Circuits · Vol. 10, Issue 2, 2024 · pp. 15–19 Read article
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Triboelectric Charge Density Enhancement in Zinc Oxide Decorated Polymer Nanogenerators for Energy Harvesting Systems
Abstract: The growing need for wearable electronics, wireless sensor networks, and IoT devices has pushed research on triboelectric nanogenerator for long-term energy harvesting. However, traditional polymer-based TENGs' low triboelectric charge density restricts their energy conversion efficiency and practical performance. This research presents a zinc oxide (ZnO)-decorated polymer triboelectric nanogenerator designed to enhance surface charge density and improve electrical output. ZnO nanoparticles were synthesized using a hydrothermal method and uniformly deposited onto …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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A Review on Nano Biosensors and its Applications
Abstract: Nanotechnology plays an important role in the development of new class of biosensors known as nanobiosensors. The performance and sensitivity of biosensors are improved by using nanomaterials through new signal transduction technologies. The design of biosensors has greatly witnessed significant alterations in the recent days. Firstly; biosensor is a device which converts biological responses as diverse range of applications in many fields like food quality estimation, environmental monitoring, clinical applications, …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 18, Issue 1, 2016 · pp. 27–34 Read article
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A Review on Zinc Oxide Nanoparticles Based on Photocatalytic Activity
Abstract: The Zinc Oxide (ZnO) is a photocatalyst which is available for photoreaction system by using the metal oxide (MO) degradation present ultraviolet irradiation at high temperature. The removal rate of metal oxide (MO) was observed in zinc oxide has been reached up to 99.73, 99.29 and 99.70%. The composite ratio was increased from 2:1 to 4:1 after 30 minutes and continuously this ratio was also increased up to 5:1. Hence …
Published in Research and Reviews : Journal of Computational Biology · Vol. 8, Issue 1, 2019 · pp. 13–25 Read article
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Marine Algal Fiber-Reinforced Bio-Composites with Embedded Humidity Sensors for Coastal Smart Infrastructure
Abstract: The development of sustainable structural materials with integrated sensing capabilities has emerged as an effective strategy for improving the durability and resilience of coastal infrastructure exposed to aggressive marine environments. In this study, a multifunctional marine algal fiber reinforced bio-composite incorporating an embedded flexible humidity sensor was developed for real-time structural health monitoring applications. Marine macroalgae (Ulva lactuca) fibers were chemically functionalized using 3-aminopropyltriethoxysilane (APTES) to enhance fiber–matrix interfacial adhesion …
Published in Journal of Polymer & Composites · Vol. 14, Issue 5, 2026 · pp. 90–100 Read article
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Employment of Solid-State Technology in Sensor Design: A Study
Abstract: The rapid evolution of sensor technologies has been driven by the demand for more precise, durable, and compact systems to meet the needs of modern industries, healthcare, and consumer electronics. Solid state technologies have emerged as a transformative force in sensor design, offering unprecedented performance, reliability, and integration potential. Unlike traditional sensors, which often rely on mechanical, electrochemical, or piezoelectric principles, solid state sensors leverage the intrinsic properties of materials …
Published in International Journal of Solid State Innovations & Research · Vol. 3, Issue 2, 2025 · pp. 31–41 Read article