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139 articles for “Surface energy”
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Sustainable Labware Solutions: A Study of Biodegradable Modified Polypropylene for Sterilization‑Resistance
Abstract: This study investigated the impact of incorporating a 1‑3% by weight of biodegradable additive into polypropylene (PP) using twin‑screw extrusion, followed by injection molding to prepare test specimens. The effects of the additive on the rheological, thermal, mechanical, and optical properties of PP were investigated, along with the impact of two common sterilization methods: autoclave (121°C, 15 min, 0.11 MPa) and electron beam (E-Beam, 50 kGy) irradiation. The results showed …
Published in International Journal of Composite Materials and Matrices · Vol. 11, Issue 1, 2025 Read article
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Review on the Capillary Flow Characteristics in Polymer based Microfluidic Systems
Abstract: In this review different effects to control the surface-driven capillary flow in polymer based microfluidic systems. Author has used the polymers like polyimide, SU-8 and polymethylmethacrylate (PMMA) to fabricate the polymer based microfluidic systems. Author has studied the individual effects of surface wettability, surface free energy, surface chemistry, surface topography, channel aspect ratio, capillary pressure, kinetic energy, centrifugal force, surface area to volume ratio, microfluidic friction, liquid viscosity and effective …
Published in International Journal of Polymer Science and Engineering · Vol. 4, Issue 1, 2018 · pp. 28–33 Read article
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Morphology and Elemental Composition of Carbon Fibers†
Abstract: Carbon fibers, owing to their unique property of high specific strength, find immense utility in almost all sectors of human activity, ranging from aeronautics, astronautics, geonautics, aquanautics, industry, catalysis, smart materials, defence, and many more. The production, properties, and applications of carbon fibers and related materials are a fertile and fast-growing research area drawing wide attention of researchers worldwide. The key feature of this original research paper is to study …
Published in International Journal of Composite Materials and Matrices · Vol. 11, Issue 1, 2025 Read article
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A Study on Machine-Learning-Driven Insight into theThermal Behavior of Polymers and Composite Materials
Abstract: The thermal performance of polymeric and composite systems underpins their suitability for aerospace, electronics, and energy‑storage applications, yet reliable prediction of temperature‑dependent properties remains a formidable challenge. In this work we present a data‑driven framework that harnesses modern machine‑learning (ML) techniques to forecast key thermal metrics – glass‑transition temperature (Tg), melting point (Tm), thermal conductivity (k), and decomposition onset (Td) – from a chemically informed descriptor space. A curated database …
Published in International Journal of Polymer Science and Engineering · Vol. 12, Issue 1, 2026 · pp. 1–11 Read article
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Bifacial Solar Photovoltaics Systems Design and Modelling
Abstract: The rapid evolution of photovoltaic (PV) technologies has led to the emergence of bifacial solar modules as a superior alternative to conventional monofacial panels. Bifacial modules are designed to harness solar irradiance from both the front and rear surfaces, enabling increased energy yield through ground-reflected radiation, known as albedo. This paper presents the design and simulation-based modelling of bifacial solar PV systems, tailored to Indian climatic and geographic conditions. Using …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 2, 2025 · pp. 20–29 Read article
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MODELING COGENERATION SYSTEM IN SHALLOW GEOTHERMAL INSTALLATIONS
Abstract: ABSTRACTThis paper presents a theoretical modeling of a cogeneration system using multiple heat exchangers and thermoelectric generator. The modeled system, designed for shallow geothermal energy, is a closed piping unit containing water as heat transfer fluid that circulates through a closed loop releasing thermal energy at the surface for heating and sanitary hot water. In addition, a Peltier cells array is attached to the piping system to generate electricity, thus …
Published in International Journal of Analog Integrated Circuits · Vol. 6, Issue 1, 2020 · pp. 41–52 Read article
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Antenna and Beam-Control Optimization of RIS-Assisted 6G Links: Phase Resolution, Directivity and Energy Efficiency
Abstract: This paper presents an antenna-oriented investigation of reconfigurable intelligent surface (RIS)-assisted sixth- generation (6G) wireless links, emphasizing practical design factors beyond conventional RIS versus non-RIS bit-error-rate comparisons. Four parameters are evaluated: phase-shifter resolution, reflected-beam directivity, aperture-dependent spectral efficiency, and controller-aware energy efficiency. A Rayleigh-fading binary phase-shift keying (BPSK) link is used for reliability analysis, while the RIS is modeled as a uniformly spaced reflective aperture through its array factor. The …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 12, Issue 2, 2026 Read article
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Magnetorheological Fluids as A Smart Material; A Prospect for Medical and Technological Application
Abstract: The effect of magnetic field on honey and blood, yolk and lave lake is investigated. The study reveals that the magnetic field guided bee honey and blood exhibits the magnetorheological fluid characteristics. The magneto resistive contribution is treated in terms of drug force in order to determine the coefficient of viscosity. The research presents that the viscosity of studied fluids will increase with the application of magnetic field. The variables …
Published in International Journal of Composite and Constituent Materials · Vol. 7, Issue 2, 2021 · pp. 17–30 Read article
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Synthesis of Zinc Oxide Nanoparticles by Simple Hydrothermal Process
Abstract: Rapid synthesis of zinc oxide nanoparticles through economically feasible hydrothermal approach is highly desirable. In this study, we have developed a method to synthesize zinc oxide nanoparticles by using simple hydrothermal process in aqueous zinc salt solution (ZnCl2) without need of any surfactant or external energy. This experimentation produced physiologically stable, bio-compatible ZnONPs which may be used for targeted drug delivery that offers enhanced therapeutic efficacy and minimal side effects. …
Published in International Journal of Applied Nanotechnology · Vol. 2, Issue 1, 2016 · pp. 8–16 Read article
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Extracellular One Pot Green Synthesis of Palladium Nanoparticles
Abstract: Extracellular in-situ synthesis of metal nanoparticles using extracts of plants like Azadirachta indica (Neem), and Zingiber officinale (Ginger) has been successfully carried out earlier. In this study, we have developed a novel method to synthesize Palladium nanoparticles by the process of bio-chemical reaction between Palladium salt solution with seed extract of Coriandrum sativum without using any surfactant or external energy. By this method, physiologically stable, bio-compatible Pd nanoparticles (NPs) were …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 1, 2015 · pp. 1–7 Read article
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CFD Analysis of Earth Heat Exchanger with Air as a Cooling Medium
Abstract: An earth air tube heat exchanger (EATHE) uses the thermal energy of the ground for the air cooling in summer and air heating in winter due to the temperature difference between the air and underground surface. With the help of EATHE we can reduce the energy consumption required for space heating or cooling. However, for determining the surface heat convection, due to lack of available methods it is difficult to …
Published in International Journal of Computer Aided Manufacturing · Vol. 3, Issue 2, 2017 · pp. 21–30 Read article
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A REVIEW ON SOFTWARE ANALYSIS OF EARTH HEAT EXCHANGER
Abstract: Renewable energy is the best source of energy. It is abundant in nature, it’s just like a gift of god. Nowadays, heating and cooling is a major issue in environment due to global warming. A major part of energy is being engaged in such issues. So Earth tube heat exchanger is a renewable source of energy for heating and cooling of any building. An Earth Air Tube Heat Exchanger (EATHE) …
Published in International Journal of Computer Aided Manufacturing · Vol. 5, Issue 2, 2019 · pp. 26–32 Read article
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Layout Optimization of PV Arrays on Building Rooftop: Influence of Geographical Location and Weather Conditions
Abstract: The paper describes a methodology to determine whether or not a tilted PV array works better than a horizontal one on top of a building roof. Vertical and horizontal positioning of the PV panels for tilted PV array has been considered. The method is based on the maximum number of PV panels that can be installed on specific building rooftop surface and calculates the energy generated by the PV array,comparing …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 7, Issue 1, 2021 · pp. 13–25 Read article
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Study of Corrosion and Corrosion Protection of Rebar Steel in Saline water
Abstract: Corrosion is major problem with metals. When they come in contact of surrounding corrosive medium to construct a corrosion cell on their interface, metals undergo in corrosion reactions. Such environments metals can be exhibited uniform, galvanic, pitting, stress, crevice, embrittlement, intergranular corrosion etc. The corrosion of phenomenon of rebar steel studied in saline water. It creates corrosive medium for rebar steel due to availability of chloride ions. Rebar steel is …
Published in International Journal of Metallurgy and Alloys · Vol. 11, Issue 2, 2025 · pp. 1–11 Read article
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Enhancing Machining Sustainability: ComparativeAnalysis of Dry, Minimum Quantity Lubrication, andCryogenic Cooling Methods
Abstract: AbstractSustainable machining is crucial for minimizing the environmental, economic, and social challengesassociated with modern manufacturing. This study reviews environmentally sustainable machiningapproaches including dry machining, Minimum Quantity Lubrication (MQL), and cryogenic cooling,and evaluates their effects on machining performance and sustainability. Key performance indicators,such as surface integrity, tool wear, energy efficiency and cutting forces, are analyzed across variousmaterials. The findings demonstrate that dry machining eliminates liquid waste but is often limited bytool …
Published in International Journal of Manufacturing and Materials Processing · Vol. 11, Issue 1, 2025 · pp. 1–7 Read article
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Nanotechnology Advancements for Sustainable Energy Solutions
Abstract: Nanotechnology has emerged as a promising field with immense potential for addressing the global energy challenges and achieving sustainable energy solutions. This abstract explores the advancements in nanotechnology that contribute to sustainable energy solutions. It begins by highlighting the urgent need for sustainable energy sources and the limitations of conventional energy technologies. The abstract then delves into various nanomaterials and nanostructures that have revolutionized energy conversion, storage, and utilization processes. …
Published in International journal of Nanobiotechnology · Vol. 9, Issue 1, 2023 · pp. 38–46 Read article
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Retrospection of Solar Air: Conditioning Systems
Abstract: In a vibrant country like India where the population growth rate is increasing every decade, there is a growing need for saving energy by the human society, and depletion of conventional energy sources demands a renewable, safe, infinite, cost effective and infinite energy source. One of the most suitable ways to solve the foreseeable world’s energy crisis is to use the power of the sun which is naturally available to …
Published in International Journal of Sustainable Building Technology · Vol. 2, Issue 1, 2019 · pp. 34–38 Read article
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Harnessing Solar Energy by Floating Solar Panels on the Low Tide Costal Regions
Abstract: Solar energy, which is free, inexhaustible, environmentally beneficial, and sustainable to the environment, is emphasized due to the decrement of a conservative energy and also the finances energy request. Nevertheless, outcomes with land availability, land development and accession, significant capacity, quitting, as well as timely authorizations for this project paper on earth and quitting, are impediments of this paper conclusion. These issues were confronted by the government and scheme partners …
Published in International Journal of Energetic Materials · Vol. 9, Issue 1, 2023 · pp. 1–10 Read article
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Corrosion Protection of Rebar steel in Ocean Atmosphere
Abstract: Rebar is an important engineering metal. It is used in construction of housing, bridge and other infrastructures works. It is surround with concrete for strengthen building block components. The concentration of chloride ions in ocean atmosphere is higher so it produces hostile environment for rebar steel. The lots of porosities are available on the outer surface area of concrete so chloride ions enter inside by osmosis or diffusion process. It …
Published in International Journal of Energetic Materials · Vol. 8, Issue 1, 2022 · pp. 1–11 Read article
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Evaluation with Wave Propagation Launch Vehicles besides Non-Intrusive Transmission Lines Failure Detection.
Abstract: The whole paper presents a principle of non-intrusive real-time network failure tracking utilizing wireless sensor networks. The core components of the detector are known as energy harvesters, waveforms and algorithms, circuits and components, and surface wave launchers. In this we have discussed a compact energy harvesting system that is capable of non-intrusively extracting power from a power cable. In terms of waveforms and algorithms, we suggest the usage of TDR …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 6, Issue 2, 2020 · pp. 12–21 Read article