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39 articles for “device stability”
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Hybrid Organic–Inorganic Metal Halide Perovskite Solar Cells: A Comprehensive Review of Materials, Device Architectures, Stability, Hysteresis, and Commercialization Challenges
Abstract: Hybrid organic–inorganic metal halide perovskite solar cells (PSCs) have emerged as a major focus of photovoltaic research due to their remarkable increase in power conversion efficiency, reaching 28% within a short period. Perovskite materials exhibit several attractive properties, including long charge-carrier diffusion lengths, tunable band gaps, and excellent light absorption capability. In addition, their low-cost fabrication processes combined with high efficiency make PSCs strong competitors to conventional silicon-based solar cells. …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 12, Issue 2, 2026 · pp. 47–60 Read article
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Load Frequency Control of Interconnected Power System by Conventional and Facts Devices
Abstract: The stability of power systems has been and continues to be of major concern in system operation. Modern electrical power systems have grown to a large complexity due to increasing interconnections, installation of large generating units, and extra-high voltage tie lines, etc. Transient stability is the ability of the power system to maintain synchronism when subjected to a severe transient disturbance, such as a fault on transmission facilities, sudden loss …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 4, Issue 2, 2018 · pp. 9–15 Read article
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Improvement of Voltage Stability in Power System using STATCOM and SVC
Abstract: Modern power system is susceptible and widespread failures. With a rise in power demand, operation and planning of huge, interconnected power grid are getting more and more complex, so power system will subsided secure. In the operating environmental condition and conventional planning and operating methods can leave power grid exposed to instabilities. Voltage instability is one among the phenomena which have end in a major blackout. The abrupt development of …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 7, Issue 2, 2021 · pp. 20–33 Read article
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Advancement of Nanotechnology in Batteries
Abstract: As energy source used by most devices such as smart phones, cameras or computers are Lithium batteries, they are becoming the indistinguishable feature of everyday modern civilization. The higher power efficiency was most appealing attribute when opposed to certain redox power devices. It gives rise for significant concern well into the production of hybrid lithium ion batteries for electric automobiles. At higher density lithium constitutes its ideal anode element in …
Published in International Journal of Energetic Materials · Vol. 6, Issue 2, 2020 · pp. 18–24 Read article
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Porous Carbon Materials for Electrochemical Energy Storage
Abstract: The climate change and energy demand promote the rapid development of electrochemical energy-storage devices. Due to an excellent chemical stability, high electronic conductivity and large specific surface area, porous carbon materials have always been considering as a promising candidate for electrochemical energy storage. This focus review summaries recent advances in the synthesis of various porous carbon materials electrochemical energy storage devices like lithium-ion batteries, supercapacitors, lithium-ion hybrid capacitors have been …
Published in International Journal of Energetic Materials · Vol. 4, Issue 2, 2018 · pp. 13–16 Read article
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Power Quality Intensification in Power Distribution System by Fast Acting DSTATCOM with Y/∆ and T-Connected Transformer
Abstract: Mostly all domestic and industrial installation uses 3- section 4-wire distribution system, however just about appliances square measure single phased which can produce unbalance within the offer system conjointly typical masses like TV, personal computers, movable chargers, Air conditioners etc. uses power electronic converters and attracts non-sinusoidal currents, these 2 things could cause high neutral current and build harmonics within the offer system. it should cause wiring failures, rising of …
Published in International Journal of Electrical Power System and Technology · Vol. 3, Issue 1, 2017 · pp. 34–47 Read article
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Optimizing Die Life in Hot Forging: A Comprehensive Review of Improvement Methods
Abstract: Abstract: The wear investigation on die inserts utilized in the hot forging method to create a yoke type forging—an element that makes up passenger car steering systems—is presented in this paper. In order to provide a quick and accurate wear examination of the forging tools (of complex forms), the investigation used an innovative reverse scanning technique that eliminates the need to remove the tools from the producing unit. The study …
Published in International Journal of Computer Aided Manufacturing · Vol. 11, Issue 2, 2025 · pp. 62–67 Read article
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Phase-Change Material Integrated Semiconductor Circuits for In-Memory Analog Computing Applications
Abstract: The continuous demand for high-speed, energy-efficient computing has intensified the exploration of in- memory analog computing (IMAC) architectures, which aim to minimize the latency and power overhead associated with conventional von Neumann architectures. This research investigates the integration of phase- change materials (PCMs) with semiconductor circuits to realize programmable, non-volatile in-memory analog computing platforms. PCMs exhibit reversible resistance switching between amorphous and crystalline states, enabling precise analog weight storage directly …
Published in International Journal of Analog Integrated Circuits · Vol. 12, Issue 1, 2026 · pp. 32–42 Read article
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Enhancing Low Voltage Ride-Through Capability in Wind Energy Conversion Systems Using Phasor
Abstract: This paper presents a comprehensive strategy for enhancing the low voltage ride-through capability in wind energy conversion systems by integrating phasor measurement units, Type-III wind turbine systems, and flexible AC transmission systems devices. The research focuses on double fed induction generators-based wind turbines, which constitute a significant portion of wind energy systems but face challenges in maintaining grid stability during voltage sags. As wind turbines are directly connected to the …
Published in International Journal of Electrical Power System and Technology · Vol. 10, Issue 2, 2024 · pp. 15–40 Read article
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E-STATCOM for Improving Power System Damping Profile
Abstract: This work shows the performance improvement of a power system using STATCOM interfaced with an energy storage device (E-STATCOM). The storage device considered in this article is a supercapacitor. The STATCOM draws or supplies reactive power to the system while the supercapacitor caters for real power need. A multimachine power system model has been developed incorporating the STATCOM and supercapacitor dynamics. E-STATCOM has been considered to have been installed in …
Published in International Journal of Electrical Power System and Technology · Vol. 7, Issue 2, 2021 · pp. 1–7 Read article
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A Brief Update on Nitrogen (N), Oxygen (O), and Sulfur (S) Based Heterocycles Containing Advanced Materials in Next‐Generation Energy Conversion and Storage Devices
Abstract: Subsequently, the market for wearable and portable electronics has expanded significantly due to the development of multifunctional energy generation and storage systems that can be folded, twisted, and reshaped in a variety of ways while maintaining their electrochemical efficiency. This progress has been fueled by the latest advancements in materials science and well-established techniques for constructing state-of-the-art organic semiconductors, heterocyclic solids, and flexible energy-generating and storage systems. Flexible photo- electrochemical …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 11, Issue 2, 2026 · pp. 1–19 Read article
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Exploring Conductive Polymers for Flexible Electronics:Fabrication Techniques and Performance Analysis
Abstract: The advent of conductive polymers has heralded a new era in the development of flexible electronics, offering a unique blend of mechanical flexibility and electronic functionality. This paper explores the various fabrication techniques employed in the production of conductive polymers, with a particular focus on their application in flexible electronic devices. Key methods such as chemical vapor deposition, solution processing, and electrochemical polymerization are reviewed in detail, highlighting their advantages …
Published in International Journal of Polymer Science and Engineering · Vol. 10, Issue 1, 2024 · pp. 22–28 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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Doping and Its Impacts on the Properties of ZnO Nanocrystals: A Brief Review
Abstract: Research on zinc oxide (ZnO) has surged in recent years due to its extensive range of applications because its unique physical and chemical properties make it ideal for various uses, including acoustic devices, photocatalysis, pharmaceuticals, light-emitting diodes, solar cells and antibacterial agents. ZnO nanoparticles are particularly notable for their biocompatibility, low toxicity and stability, making them suitable for drug delivery and antiviral applications. The versatility of ZnO has led to …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 10, Issue 1, 2025 · pp. 8–25 Read article
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Nanotechnology as a new perspective in Regenerative Medicine
Abstract: The introduction of nanotechnology has brought a transformation in medical technology frommicro fluidics to nanomedicine. As nanotechnology is multidisciplinary, it promotes severalscience and technology. Importantly, strategies and principles of physic and nanotechnologyas new perspective in nanomedicine, plays a pivotal role in personal medicine, precisionmedicine, and regenerative medicine. Herein, look toward the strategies of physics includingelectric stimulations, magnetism, and electro mechanics in shaping the regenerative medicine.Moreover, the potential of nanotechnology in …
Published in International journal of Nanobiotechnology · Vol. 11, Issue 2, 2025 Read article
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Analysis of Reactive Power Compensation During Fault Conditions in Power System Using Simulink Model of SVC FACTS Device
Abstract: Flexible alternating current transmission system (FACTS) devices are capable of controlling the active and reactive power flows in a transmission line by controlling its series and shunt parameters. This work presents a review of comparison of different FACTS controllers in the power system for stability enhancement. The focus of this research is simulation of single-phase TCR (thyristor-controlled reactor)/TSC (thyristor switch capacitor) static VAR compensator (SVC) in MATLAB/SIMULINK to solve voltage …
Published in International Journal of Electrical Power System and Technology · Vol. 5, Issue 2, 2019 · pp. 1–12 Read article
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A Low-Power Chopper-Stabilized Amplifier forHigh-Resolution Biomedical Signal Acquisition
Abstract: Biomedical signal acquisition systems such as ECG, EEG, and EMG require analog front-end (AFE) circuits capable of amplifying extremely small, low-frequency physiological signals in the presence of noise, interference, and motion-induced artifacts. These signals usually fall within the sub-millivolt range and are highly susceptible to low-frequency noise and amplifier offset. Chopper-stabilized amplifiers offer a compelling solution by suppressing flicker noise (1/f noise) and minimizing input- referred offset, especially for low-frequency …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 12, Issue 1, 2026 · pp. 1–14 Read article
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Development of Nanocomposites for Sensor Applications
Abstract: The development of nanocomposites for sensor applications represents a significant breakthrough in materials science and engineering, driven by the unique properties of nanomaterials. Nanocomposites, which combine nanoparticles with polymers or other matrices, exhibit enhanced mechanical, electrical, and thermal properties, making them highly suitable for various sensing applications. The integration of nanoparticles, such as metal oxide, carbon nanotubes, and graphene, into a composite framework can dramatically increase sensitivity and selectivity, enabling …
Published in International Journal of Applied Nanotechnology · Vol. 11, Issue 1, 2025 · pp. 18–37 Read article
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A Conductive Polymer Based Electrode in Asymmetric Supercapacitor
Abstract: Most applications and devices in today's smart world rely on electricity to function. In this circumstance, energy storage and energy conservation are critical practices for delivering excellent service. In terms of energy efficiency, rotational stability, and charging and discharging time, supercapacitors exceed batteries. It can withstand a lot more power than standard capacitorsand batteries. In asymmetric designs, this paper looked at how to achieve the high voltage window and high …
Published in International Journal of Energetic Materials · Vol. 8, Issue 2, 2022 · pp. 36–50 Read article
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Nanoenabled resinbased composites in restorative dentistry: mechanical performance, aesthetic outcomes, and global regulatory considerations
Abstract: Resinbased composites are central to contemporary restorative dentistry but remain constrained by polymerization shrinkage, wear and color instability, which compromise longterm restoration success. Nanoenabled resinbased composites (nanocomposites) have been developed to overcome these limitations by incorporating nanosized fillers and engineered nanostructures into conventional resin matrices, thereby enhancing mechanical properties and optical performance. This narrative Review summarises current evidence on the evolution, composition, and mechanisms of nanoenabled resinbased composites; compares their …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 12, Issue 1, 2026 · pp. 39–45 Read article