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99 articles for “Hydrogen Production”
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Nanotechnological nature of generating processes of electrolysis and photosynthesis of water using solar energy
Abstract: Disclosure of the nanotechnological nature of the generation of the water electrolysis process, using solar energy allowed the author to obtain oxygen and hydrogen gases, concentrate high-calorie, rapidly multiplying Chlorella microalgae cells, and also purify industrial wastewater without consumingelectrical energy. No less interesting is the nanotechnological mechanism of the process of photosynthesis of phytoplankton cells, which helped the author explain the enrichment of the atmosphere with oxygen and the utilization …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 25, Issue 2, 2023 · pp. 19–32 Read article
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Use of Nitrates and Sulphates as Hydrogen Sink in Reducing Enteric Methane Production
Abstract: AbstractMethane (CH4) and other gases like carbon dioxide (CO2), nitrous oxide (N2O), are green house gases (GHGs) that aggravates the effects of solar and thermal radiation on surface and atmospheric temperature. CH4 is the second largest GHG having 21 times more heat generation potential than CO2. Global livestock agriculture was responsible for 18% of the anthropogenic GHG emissions annually. CH4 production in the rumen accounts for 2–12 % loss of …
Published in Research and Reviews : Journal of Veterinary Science and Technology · Vol. 5, Issue 2, 2016 · pp. 5–8 Read article
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Hydrogen-based Steel Making - The future?
Abstract: The largest energy consumer i.e. 5% of global energy consumption and 7% of global CO2 emissions are produced by the iron and steel sector. The steel industry is a significant contributor to anthropogenic CO2 emissions, largely due to the use of carbon as a reducing agent in the production of virgin steel. The main cause of these emissions is the decrease in iron ore. While recycling scrap steel in electric …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 2, 2024 · pp. 38–65 Read article
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Is Hydrogen the Future of the Automotive Sector? A Critical Overview
Abstract: The transition towards sustainable energy sources in the automotive sector has become imperative in light of escalating environmental challenges and the depletion of fossil fuels. Among alternative energy solutions, hydrogen has emerged as a promising candidate due to its high energy density, zero-emission potential, and technological advancements in fuel cell systems. This review critically examines the viability of hydrogen as a dominant energy source for future automotive applications. The paper …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 15, Issue 3, 2024 · pp. 35–43 Read article
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H2 Production by Methanol Steam Reforming over Copper Impregnated Anodized Aluminum Oxide (AAO)
Abstract: Hydrogen production by methanol steam reforming (MSR) is easy and simple as compared to other reforming methods using fossil fuels such as methane steam reforming. The catalysts for MSR are well developed and available commercially. When constructing a small or micro reformer, the catalyst often needs to be coated on the wall of the metal substrate. In this case, the bonding between the metal surface and the catalyst layer must …
Published in Journal of Catalyst & Catalysis · Vol. 1, Issue 1, 2014 · pp. 23–28 Read article
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Green Nanotechnology Based Analysis & Treatment of Industrial Effluent
Abstract: Till today scientists, engineers, and industry professionals have been struggling for the realization of clear, affordable, recyclable, and reliable energy source. Recently, new technology is emerged as an alternative means of reducing carbon emissions, pollutant gases, and means of waste treatment. One of the recent developments among the emerging technology is the green nanotechnology, which is environmental friend, affordable, cost effective, and an alternative means of clean energy productions. These …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 13, Issue 2, 2023 · pp. 34–42 Read article
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The Developed New Method of Chlorella vulgaris Concentration Using Electrolytic Hydrogen Bubbles and Its Successful Application for the Synthesis of Food, Biologically Active Additives, Synthetic Biofuels, Biopolymers and Other Products
Abstract: Under favorable conditions, Chlorella vulgaris produces polar lipids (for example, phospholipids, widely used as food and biologically active additives, and under unfavorable or limited growth conditions Chlorella vulgaris produces non-polar lipids are widely used in the production of biofuels, biopolymers and other products. However, for the synthesis of phospholipids, widely used as food and biologically active additives, as well as for the production of non-polar lipids, widely used in the …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 13, Issue 3, 2022 · pp. 1–9 Read article
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Bio-Inspired Nanostructured Catalysts for CO2 Valorization: Green Chemistry Approaches in Polymer Nanocomposites for Sustainable Energy Solutions
Abstract: Artificial photosynthesis is a pioneering technology inspired by natural photosynthetic processes, offering a sustainable solution to address global energy crises and mitigate environmental impact. By harnessing solar energy, artificial photosynthesis aims to convert carbon dioxide (CO₂) and water into high-energy chemicals, such as methanol and hydrogen, while concurrently reducing harmful greenhouse gas emissions. This innovative process represents a transformative shift toward carbon-neutral or even carbon-negative energy production, helping reduce dependency …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 38–46 Read article
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Electricity Generation by Fuel Cell Using Hydrogen Produced From Steam-Reforming
Abstract: With the growing need of hydrogen, it is required to search for other large-scale hydrogen production option(s) which are feasible too. Since, the inception of Electric Vehicles and exposure to the advantages of fuel cell, the requirement of hydrogen is about to see a steepness in the ‘requirement- curve’. Fuel processed from fossils when used pollutes environment to a great extent. In this paper, we discuss about other option of …
Published in Journal of Offshore Structure and Technology · Vol. 5, Issue 2, 2018 · pp. 39–41 Read article
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Modern Catalytic Systems: Mechanisms, Materials Engineering, and Sustainable Applications
Abstract: Catalysis is a fundamental pillar of modern chemical science and industrial manufacturing, enabling efficient production of fuels, chemicals, pharmaceuticals, polymers, and environmentally important products through the acceleration of chemical reactions and reduction of activation energy barriers. This review provides a comprehensive overview of contemporary catalytic systems, with emphasis on the relationship between catalyst structure, reaction mechanisms, catalytic performance, and long-term stability. The discussion begins with the classification of homogeneous, heterogeneous, …
Published in Journal of Catalyst & Catalysis · Vol. 13, Issue 2, 2026 · pp. 01–09 Read article
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Dual Fuel Cell Power System for Electric Vehicles
Abstract: The paper introduces a new power system for electric vehicles (EVs), consisting of a dual fuel cell pack, enhancing the EV performance and improving the energy rate. The power system topology consists of a Proton Exchange Membrane Fuel Cell (PEMFC), which powers the vehicle, and an auxiliary Direct Methanol Fuel Cell (DMFC), which supplies energy to an electrolyzer for hydrogen production and services the electric vehicle ancillary equipment. The hybrid …
Published in Trends in Machine design · Vol. 11, Issue 1, 2024 · pp. 10–19 Read article
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Advancements in Nanostructured Membranes for Gas Separation: A Comprehensive Review
Abstract: Gas separation is vital in petrochemical, pharmaceutical, and environmental industries, yet traditional methods like distillation and cryogenic separation are energy-intensive and inefficient. Nanostructured membranes present a promising alternative, utilizing nanomaterials such as titanium dioxide, silica, carbon nanotubes, zeolite, and metal-organic frameworks to enhance separation efficiency and selectivity while reducing energy consumption. These membranes fall into various categories: polymeric nanostructured membranes, including mixed matrix and thin-film composites; inorganic membranes, such as …
Published in International Journal of Membranes · Vol. 1, Issue 1, 2024 · pp. 31–36 Read article
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Bimetallic Catalysis in Renewable Energy Applications: A Review
Abstract: The transition to renewable energy sources necessitates innovative catalytic solutions to improve efficiency and sustainability. Bimetallic catalysis, leveraging the synergistic effects of two distinct metals, has emerged as a promising strategy in various renewable energy applications. This review explores the unique properties and mechanisms of bimetallic catalysts, highlighting their roles in biomass conversion, hydrogen production, and CO2 reduction. We delve into the interplay of electronic and geometric effects in these …
Published in Journal of Catalyst & Catalysis · Vol. 11, Issue 2, 2024 · pp. 25–29 Read article
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Recent Innovations and Trends in Renewable Energy for Offshore Structures
Abstract: The global transition to renewable energy is gaining significant momentum, driven by rapid technological advancements and the urgent need to mitigate climate change. Offshore renewable energy, in particular, is emerging as a critical component in achieving energy security and sustainability. This review provides a comprehensive analysis of recent trends and advancements in offshore renewable energy technologies, including offshore wind, solar, hydrogen, biofuels, and wave energy. Offshore wind energy has witnessed …
Published in Journal of Offshore Structure and Technology · Vol. 12, Issue 2, 2025 · pp. 1–9 Read article
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H2O and Sunlight as an Alternative to Petroleum Fuels; Pros and Cons
Abstract: The increased requirements of energy and the increased rate of pollution have forced us to find an alternative to petroleum fuels. The tremendous research on nonmaterials has opened new opportunities for the utilization of renewable energy. Semiconductor nanotechnologies are contributing towards their applications in hydrogen fuel production by splitting water by using solar energy. This review report gives the introduction to water-splitting, electrolysis of water, photosynthesis, photocatalytic water-splitting, photoelectrochemical water-splitting, …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 13, Issue 1, 2022 · pp. 29–36 Read article
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A New Developed Photoelectrochemical Cell for Hydrogen Generation
Abstract: There are many methods for the industrial production of hydrogen, including: steam reforming of methane and natural gas; coal gasification; biotechnology; electrolysis of water, etc. The most effective method of obtaining of pure hydrogen is the use of photoelectrochemical cell. Photoelectrochemical cells produces hydrogen directly from solar energy. In a photoelectrochemical cell, a silicon semiconductor with an anode attached to it, immersed in an aqueous electrolyte solution and excited by …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 1, Issue 1, 2023 · pp. 01–10 Read article
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Investigation and Comparison of Different Action of Catalyst and Process Conditions in the Production of Chlorobenzene
Abstract: Overview on the investigation and comparison of different action of catalyst and process conditions reveals that the productions of chlorobenzenedoesnot occur naturally, Chlorobenzene is an aromatic compound with chemical formula C6H5Cl. This colorless, volatile, water-insoluble, flammable liquid with a penetrating smell of almonds is a common solvent which is gotten mostly from the chlorination of benzene and widely used intermediate in the manufacture of other chemicals. Production of chlorobenzene is …
Published in Journal of Catalyst & Catalysis · Vol. 7, Issue 2, 2020 · pp. 1–4 Read article
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Need For Renewable Source of Energy
Abstract: Our(human) demands are accelerating day by day for improving our lifestyles in terms of facilities and resources. For fulfilling these demands globally, we are still largely dependent on non-renewable resources of energy like coal and petroleum (fossil fuel) etc. In recent years, Renewable Source ofenergy is playing very important role in the production of potential energy. But with the unlimited use of fossil fuels, energy crises have arisen, especially in …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 12, Issue 1, 2022 · pp. 14–20 Read article
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Review of Post-consumer Plastics and Pyrolysis Technology
Abstract: In both industrial and residential products, synthetic polymers are widely used. Since synthetic polymers are made from fossil fuels, they cannot decompose. disposal of plastic solid waste (PSW) has threatened the ecosystem seriously. In this article, we examine the various post-consumer PSW thermo-chemical recycling techniques. A method that has shown promise for converting PSW into valuable hydrocarbon compounds is pyrolysis. PSW has been broken down through thermal decomposition, however, value-added …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 57–62 Read article
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Stimulation of Plant Growth Promoting Rhizobacteria with ZnO Nanoparticles to Improve Growth and Development of Groundnut Plants (Arachis Hypogaea L.)
Abstract: Rhizobacteria that stimulate plant growth have been extensively utilized as biofertilizers to improve the nutrient content of the soil for various crop plants. In the present study, we have isolated plant growth promoting rhizobacteria (PGPR) for rhizospheric soil of groundnut crops from Gujarat agricultural fields in the Saurashtra region. Fifty-two isolates with particular colony characteristics were obtained from rhizospheric soil. All strain was tested for their plant growth promoting (PGP) …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 253–269 Read article