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768 articles for “EL devices”
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Medicine and Femmecare Sanitary Napkins Vending Machine
Abstract: Access to affordable sanitary napkins and essential medicines in rural areas of India remains a significant challenge. This paper presents an innovative vending machine designed for rural areas to provide essential sanitary napkins and medicines, aiming to enhance public health and welfare. The vending machine addresses menstrual hygiene by offering free sanitary napkins to registered women via a unique QR code system, leveraging Raspberry Pi technology and a Pi camera. …
Published in Journal of Microelectronics and Solid State Devices · Vol. 11, Issue 1, 2024 · pp. 22–29 Read article
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A Comprehensive Review of CMOS Analog Circuit Design Techniques for Low-Power VLSI Systems
Abstract: CMOS analog circuit design plays a significant role in the development of modern low-power Very Large-Scale Integration (VLSI) systems used in wireless communication, biomedical devices, portable electronics, embedded systems, and Internet of Things (IoT) applications. Research on low-power CMOS analogue design methodologies has intensified because to the growing need for high-performance, small, and energy-efficient electronic products. However, reducing power consumption while maintaining signal accuracy, noise performance, stability, bandwidth, and overall …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 4, Issue 1, 2026 Read article
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Designing and Accomplishments of an Automatic Wheelchairs
Abstract: The aromatic wheelchair is an electronically controlled device that had been build up for theself mobility with the help of some sensor and some user commands. Although the designingand forming needed a well-defined protocols to work. The automatic control wheelchair hadbeen formed using two type of sensor and operates in Three mode which will be directinghere. These are efficient and convenient to one who is physically disabled.Keywords: Automatic, sensor, self-mobility, …
Published in Journal of Control & Instrumentation · Vol. 11, Issue 1, 2020 · pp. 34–38 Read article
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Challenges Beyond 100 nm MOS Devices
Abstract: MOS devices have been aggressively scaled down in research and in the production in last few years. Sub-100 nm feature size MOS circuits have been used for many. However, many serious limitations and problems emerged with such a small geometry MOSFETs are used to realize very large-scale integrated circuits. Commercial 45 nm technology node, has much higher production cost and it is one of the greatest concern for scaling down …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 2, 2016 · pp. 1–4 Read article
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Advancements in Material Design and Motion Control: Integrating Additive Manufacturing, Fused Deposition Modeling, and Precision Systems in Modern Applications
Abstract: The interaction between material design, mechanical properties, and advanced motion control systems is vital in a range of engineering domains, including robotics, electronics, and manufacturing. This article examines two key areas: the mechanical properties and design of cutting-edge materials, focusing on composites, polymers, ceramics, and fibers, and the integration of advanced motion control systems in hand-held electronic and photographic devices. The first section delves into the mechanical behavior of various …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 2, Issue 2, 2024 · pp. 26–30 Read article
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Photovoltaic Solar Farms Operating in VAR Mode: A Review
Abstract: The PV solar inverter plays a vital role in solar farms for electrical power generation at distribution end. By generating active power, such at lower distributed end results like voltage rise issues and voltage fluctuations which affect power quality standards. Increasing penetration level of distributed generation sources connected to the power system cause increasing reverse power flow when demand is not adequate, which raises the voltage level at point of …
Published in Journal of Power Electronics and Power Systems · Vol. 6, Issue 1, 2016 · pp. 73–85 Read article
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Power Reduction at 90 nm through Circuit Level Modification
Abstract: Along with dynamic power, leakage power has turned out to be a major contributor to the overall power consumption in VLSI circuits. This problem is even more stringent in nano-scale dimension devices according to the International Technology Roadmap for Semiconductors (ITRS). As the technological advancements demand more function per device with a significant shrinking in device dimension, heat per unit area is also escalating at an elevated rate. This turns …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 101–107 Read article
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Assessment of Resting Heart Rate and It’s Association with Cardiovascular Risk in Young Adults
Abstract: Resting heart rate is an easily measurable physiological parameter that reflects autonomic nervous system balance and cardiovascular function. This article aims to assess resting heart rate and examine its association with cardiovascular risk in young adults. A comprehensive review of recent literature highlights that elevated resting heart rate is significantly associated with increased risk of hypertension, metabolic syndrome, endothelial dysfunction, and long-term cardiovascular morbidity and mortality. In young adults, resting …
Published in Research and Reviews: A Journal of Medicine · Vol. 16, Issue 2, 2026 · pp. 6–23 Read article
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Review on Free Piston Linear Alternator
Abstract: This study presents the development methodology of the Free-Piston Linear Alternator/Generator (FPLG). The FPLG is a free-piston combustion engine with an integrated linear generator. The engine can be used as a range-extending device in an electric vehicle. Unlike conventional internal combustion engines, a free-piston linear engine has no a crankshaft, and thus the pistons move freely in the cylinder. This allows a free-piston linear engine to easily adjust the compression …
Published in Trends in Electrical Engineering · Vol. 8, Issue 3, 2018 · pp. 8–18 Read article
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Captive Energy Generation by Using Gym Equipment
Abstract: This project aims to create a sustainable energy source by converting exercise equipment into devices capable of generating electrical power. Traditionally, the mechanical energy produced during workouts is wasted as it dissipates within exercise machines. This project aims to capture and convert that otherwise unused energy into usable electricity. By integrating an alternator-based system into fitness equipment, the mechanical motion generated by users during exercise can be transformed into electrical …
Published in Journal of Microwave Engineering and Technologies · Vol. 12, Issue 3, 2025 · pp. 21–26 Read article
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Physics of Semiconductors and Electronic Circuits
Abstract: This study talks about the basic ideas behind semiconductor physics and how important they are for making and running modern electronic circuits. It starts with a look at intrinsic and extrinsic semiconductors, going into how charge carriers move, energy band theory, and how doping affects how well the electricity flows. Next, the conversation turns to semiconductor devices like diodes, bipolar junction transistors (BJTs), and field-effect transistors (FETs). The focus is …
Published in Journal of Semiconductor Devices and Circuits · Vol. 12, Issue 2, 2025 · pp. 9–17 Read article
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Mathematical Modelling of Semiconductor Device Physics: An Analytical Approach
Abstract: Semiconductor device physics forms the foundation of modern electronic and optoelectronic technologies. Mathematical modelling provides a rigorous framework for understanding, predicting, and optimizing the behavior of semiconductor devices by linking physical principles with device-level performance. This work presents an analytical approach to the mathematical modelling of semiconductor devices, emphasizing the derivation and interpretation of governing equations that describe charge transport and electrostatic behavior. The model is based on fundamental physical …
Published in Research & Reviews: Discrete Mathematical Structures · Vol. 13, Issue 1, 2026 · pp. 36–42 Read article
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An Efficient Counter Using Modified Upper and Lower SVL Techniques and TSPCL
Abstract: Low power VLSI has emerged as the fundamental building block of the modern electronic era. This leads to a substantial paradigm shift where both power dissipation, performance and area of utmost importance. In the earlier time of fabrication, power dissipation was mainly neglected due to low device density and low operating frequency needed for computation. But in modern technological era, the need for high device density, higher operating frequency, proliferation …
Published in Research & Reviews : Journal of Physics · Vol. 13, Issue 2, 2024 · pp. 37–43 Read article
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Polymer Electrolytes for Flexible Energy Storage
Abstract: The research explores polymer electrolytes as promising materials for flexible energy storage applications, driven by the growing demand for wearable and portable electronics. Polymer electrolytes, including solid, gel, and composite types, offer key advantages such as mechanical flexibility, lightweight design, and improved safety over traditional liquid electrolytes. This study reviews recent developments in materials like polyethylene oxide (PEO), polyvinylidene fluoride (PVDF), and ionic liquid-based systems, focusing on their ionic conductivity, …
Published in International Journal of Advance in Molecular Engineering · Vol. 4, Issue 1, 2026 · pp. 27–35 Read article
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Study of Conversion of Vibration Energy into Electric Energy
Abstract: AbstractIn the upcoming time, there is a serious threat on fossil fuels like diesel, petrol and natural gases, because all these fuels are non-renewable forms of energy. These source of energy depleted very rapid rate and after some decades they completely exhausted, so we should have to prepare to face this challenges. Alternative energy will become increasingly important as fossil fuel supplies inevitably run out or environmental damage sparks consumer …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 8, Issue 2, 2017 · pp. 40–44 Read article
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Energy Harvesting Circuits with Piezoelectric Material: Design, Integration, and Optimization
Abstract: Piezoelectric energy harvesters (PHE) have drawn significant interest as a method of harvesting environment energy to power because of its compatibility and high energy density. Integrating piezoelectric energy harvesters into wireless sensor networks, Internet of Things (IoT)) devices, and wearable electronics enhances their functionality and also increases sustainability. This integration can be lead to the development of self-powered devices that can operate continuously without the need for external power sources. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1028–1039 Read article
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SPICE Modeling of LDMOSFET Transistor
Abstract: AbstractHigh voltage integrated circuits, these days are the most viable alternatives to discrete circuits for various applications. The popular amongst them is the lateral double diffused MOS transistor (LDMOS). It is based on the lightly doped drain (LDD) concept. The constraint that occurred in modeling LDMOS is to minimize the on-resistance along with maintaining a high breakdown voltage. To achieve the objective, the help of RESURF (Reduced Surface Field) concept …
Published in Journal of Semiconductor Devices and Circuits · Vol. 3, Issue 1, 2016 · pp. 42–57 Read article
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Hybrid Material Systems for Flexible Electronics Electro-Mechanical Performance and Future Prospects
Abstract: Flexible electronics are transforming the landscape of modern electronic systems, enabling devices that are lightweight, stretchable, and adaptable to complex surfaces. These technologies are particularly impactful in applications such as wearable health monitors, soft robotics, energy harvesting systems, and implantable biomedical devices. At the heart of this evolution are hybrid material systems—engineered composites that combine organic polymers and inorganic nanomaterials to achieve synergistic electro-mechanical properties. These materials address the limitations …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 3, Issue 1, 2025 · pp. 7–12 Read article
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Stability Analysis in SRAM Cell for Deep Submicron Design
Abstract: AbstractMemory is an integral part of present day battery operated and hand held electronic gadgets. As the size of devices shrinks so does the size of memory used in these devices also, this increases the demand for low power devices. Leakage current is one of the prominent factors that contribute to significant portion of the total power dissipation; in fact at lower technologies it becomes comparable to switching component. Device …
Published in Journal of Electronic Design Technology · Vol. 9, Issue 2, 2018 · pp. 1–6 Read article
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Comparative Study of MEH-PPV, Alq3 and P3HT based OLEDs
Abstract: AbstractElectroluminescence behavior of MEH-PPV (Poly [2-methoxy-5-(2’-ethyl-hexoxy)-1, 4 phenylenevinylene]), Alq3 (Tris (8-hydroxyquinolinato) aluminium) and P3HT as the emissive layer has been investigated in the organic light emitting diode (OLED). 2D numerical simulations have been performed using finite element method from device simulation software ALTLAS from Silvaco Inc. Effect of doping concentration and thickness of active layer on device performance has been studied.Keywords: OLED, numerical simulation, P3HT, MEH-PPV, Alq3Cite this ArticleShilpi Raj, …
Published in Trends in Opto-electro & Optical Communication · Vol. 8, Issue 2, 2018 · pp. 25–43 Read article