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115 articles for “Algae”
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An Improved Method for the Isolation of High Quality Genomic DNA from Axenic Cultures of Filamentous Blue-green algae (Cyanobacteria), Nostoc and Anabaena
Abstract: Blue-green algae are one of the important organisms having different ecological and economic important properties and are among one of the least explored one. The major difficulty is met with their exact identity; this could be tackled to an extent with the use of molecular techniques. Isolation of high quality DNA is essential for molecular biology applications. In the present study an efficient protocol for the extraction of genomic DNA …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 9, Issue 2, 2019 · pp. 32–38 Read article
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Innovations in Plant Biotechnology: Transforming Horticulture for a Sustainable Future
Abstract: The increasing global demand for sustainable energy sources has intensified interest in biofuels, particularly those derived from algae. Algae-based biofuels offer a promising alternative to traditional fossil fuels due to their high lipid and oil content, rapid growth rates, and adaptability to diverse environments. This review article examines the potential of algae as a biofuel source, focusing on recent advancements in algal cultivation, lipid extraction, and biofuel production technologies. Population …
Published in International Journal of Trends in Horticulture · Vol. 1, Issue 2, 2024 · pp. 24–28 Read article
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Simulation Studies on the Electrical Characteristics of Novel Nanoelectronic AlGaN/GaN/AlGaN Double-Heterojunction HEMTs for Industrial Applications
Abstract: AbstractWe report the drain characteristics of AlGaN/GaN/AlGaN double heterojunction (DH) high electron mobility transistors (HEMTs) with the associated quantum well depths. The drain current is higher corresponding to the larger doping concentration of AlGaN nano-layer. The drain current is higher with the larger gate voltage at any particular drain voltage. The quantum well depth is significantly higher with the increasing doping concentration of AlGaN nano-layer. About the novelty of this …
Published in Journal of Semiconductor Devices and Circuits · Vol. 3, Issue 3, 2016 · pp. 6–18 Read article
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Blue Green Algal Species Isolated from the Paddy Field Soil of T. Athikarai, Sivagangai, Tamil Nadu
Abstract: Algae are photosynthetic organisms grouped under thallophytes of lower plants which grow well in water and on moisturized soil. There are different types of algae belong to different classes such as Chlorophyceae, Bacillariophyceae, Xanthophyceae, Phaeophyceae, Rhodophyceae and Cyanophyceae. Among these cyanophyceae members are more important in agriculture for enhancing the nitrogen assimilation in crop field. Since they are applied as a biofertilizer in such field. In the present study, soil …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 12, Issue 3, 2022 · pp. 1–5 Read article
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Evaluation of Diesel Engine Performance and Emissions Using Algal Biodiesel
Abstract: Algal material has captivated the attention as renewable fuel without imposing any impact on global food markets with high biomass productivity with their ability to convert CO2 to fuel, and wastewater treatment. This work has been carried to use algal biodiesel blends as fuel in a DI (direct injection) diesel engine. The fuel properties of AB10, AB20, AB30 and AB50 along with engine performance (BP and BSFC) and emissions (CO, …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 11, Issue 1, 2020 · pp. 37–43 Read article
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Effect of Algal Toxin-Anatoxin on the Growth of Acorus calamus L.
Abstract: AbstractThe growth of Acorus calamus L. in Bheemasandra accession of Tumkur district, Karnataka state was studied. The roots of Acorus calamus L., are used to build immunity in the children. Narayan Das Prajapathi 2003 in his book “A handbook of medicinal plants” reports that, it has a stimulating, nervine and anti-spasmodic properties and acts as a rejuvenative for the brain and nervous system. It is used to promote cerebral circulation. …
Published in Research & Reviews : Journal of Botany · Vol. 4, Issue 1, 2015 · pp. 26–32 Read article
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Marine Algal Microfiber and Agro-Waste Reinforced Crosslinked Polymer Composites for Sustainable Coastal Materials
Abstract: Crosslinked bio-polymer composites reinforced with marine algal microfibers and agro-waste fillers were fabricated and systematically characterized for sustainable coastal applications. Mechanical testing revealed that tensile strength increased from 18.5 MPa for neat polymer to 25.1 MPa at 20 wt.% reinforcement (~35% improvement), while the flexural modulus improved from 0.72 GPa to 1.02 GPa (~42% increase). Impact strength, however, decreased from 3.8 kJ/m² for neat polymer to 2.9 kJ/m² at 30 …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 210–223 Read article
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Algae as Bio-Fertilizer
Abstract: Bio-fertilization represents a sustainable agricultural practice that leverages bio-fertilizers to enhance soil nutrient levels, thereby increasing agricultural productivity eco-friendly and feasible substitute for pollution-free agricultural applications, soil microflora has been used to increase biomass production and improve soil fertility. Numerous cyanobacteria, including species like Oscillatoria angustissima, Nostoc sp., and Anabaena sp., are known to be efficient nitrogen-fixing biofertilizers. Acuteodesmus dimorphus, Spirulina platensis, Chlorella vulgaris, Scenedesmus dimorphus, Anabaena azolla, and Nostoc …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 14, Issue 1, 2025 · pp. 32–41 Read article
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Bio-physiochemical analysis of Algae –Gasoline and Butanol-Gasoline blended fuels
Abstract: AbstractThe main objective of this paper was to formulate and identify the physiochemical characteristics of fuel blended with algae oil, butanol and gasoline. The comparison of the characteristics of algae and butanol blended with gasoline is also presented in the paper. These blends have been prepared with three different blending ratio 5%, 10% and 15%, respectively. The requirement of another source of energy is increasing rapidly as fossil fuels are …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 8, Issue 1, 2018 · pp. 10–16 Read article
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Studies on the DC Characteristics of Nanoelectronic Single-Heterojunction GaN based HEMTs with AlGaN Layer of 22 nm
Abstract: AbstractIn this work, total 2367 individual simulation-outputs are reported. We have studied the drain characteristics in AlGaN/GaN high electron mobility transistors (HEMTs) having the AlGaN thickness of 22 nm. According to this study, the drain current increases with drain voltage. Also, the drain current increases with gate voltage. The drain current is observed as higher at larger aluminium mole fraction. Also, the drain current is higher at larger doping concentration. …
Published in Journal of Microwave Engineering and Technologies · Vol. 5, Issue 1, 2018 · pp. 1–12 Read article
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Electrical Characteristics of AlGaN/GaN/AlGaN HEMTs
Abstract: AbstractA maximum drain current of 556 mA is achieved by the simulated structures of double-heterojunction AlGaN/GaN/AlGaN high electron mobility transistors (HEMTs) using the SILVACO-ATLAS software tool in this work. The drain current is observed as higher at shorter gate length. The drain current is found as higher at larger aluminium mole fraction. Also, the drain current is found as higher at larger thickness of AlGaN barrier layer. The drain current …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 3, 2018 · pp. 7–17 Read article
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Studies on Production of Biogas by Co-digestion of Sewage Sludge, Wastepaper and Waste Grown Algae
Abstract: Abundantly produced sewage sludge in wastewater treatment plants and algae grown in wastewater are the potentially important biomass for the production of biogas. Experimental investigations have been conducted to study the feasibility of co-digestion of the organic fraction of municipal sludge, waste paper, and waste grown algae under anaerobic mesophilic (37oC) conditions in lab-scale bioreactors. Quantity and quality of the biogas, volatile solid reduction and start-up period for the reactions …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 1, 2016 · pp. 74–81 Read article
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Studies on Physico-Chemical Parameters and Biodiversity of Freshwater Algae in Kanbargi Lake of Belagavi (Karnataka)
Abstract: AbstractStudies on biodiversity of phytoplankton in Kanbargi Lake records a total of 14 species belonging to four classes of algae which includes, Bacillariophyceae – 6 species, Chlorophyceae – 5 species, 2 species of Euglenophyceae and 1 species of Dinophyceae. Both qualitative and quantitative analysis revealed that Bacillariophyceae species were abundant. Algal pollution index revealed a score of 18 indicating that Kanbargi Lake is less organically polluted. A study on physico-chemical …
Published in Research & Reviews : Journal of Botany · Vol. 4, Issue 1, 2015 · pp. 1–8 Read article
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Electrical Characteristics of Microelectronic GaN based HEMTs at the AlGaN Thickness of 10 nm
Abstract: Electrical Characteristics of Microelectronic GaN based HEMTs at the AlGaN Thickness of 10 nmIn this work, total 3655 individual simulation-outputs are reported. Total 25 individual microelectronic single-heterojunction AlGaN/GaN high electron mobility transistor (HEMT) structures are designed and simulated in this work using the SILVACO-ATLAS software tool. In this work, drain voltage and gate voltage are electrical parameters. Aluminium mole fraction and gate length are structural parameters. The effect of drain …
Published in Research & Reviews : Journal of Physics · Vol. 7, Issue 1, 2018 · pp. 12–23 Read article
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Studies on the DC Characteristics of Microelectronic AlGaN/GaN HEMTs
Abstract: In this work, total 3752 individual simulation-outputs are reported. Total 25 individual microelectronic single-heterojunction AlGaN/GaN high electron mobility transistor (HEMT) structures are designed and simulated in this work using the SILVACO-ATLAS software tool. In this work, drain voltage and gate voltage are electrical parameters to determine the DC characteristics of HEMTs. Aluminium mole fraction is the structural parameter in this purpose. The effects of drain voltage and gate voltage on …
Published in Research & Reviews : Journal of Physics · Vol. 7, Issue 2, 2018 · pp. 32–43 Read article
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Bio-ethanol Production and Heavy Metal Lead (Pb) Removal Using Macro Algae Wolffia
Abstract: This study was aimed to evaluate the potential of using macro algae Wolffia for bio-ethanol production and for heavy metal Lead (Pb) biosorption. Macro algae Wolffia was collected locally from a pond. Pretreatment was given by using 1 and 10% sulphuric acid (H2SO4) to different batches of Wolffia. Fehling’s test was performed to check the presence of sugar. For the fermentation step Saccharomyces cerevisiae strain was used. Yield obtained using …
Published in Journal of Catalyst & Catalysis · Vol. 2, Issue 3, 2015 · pp. 23–39 Read article
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Studies on the Electrical Characteristics of AlGaAs/GaAs High Electron Mobility Transistors
Abstract: AbstractIn this work, total 5722 individual simulation outputs are reported. The effects of drain voltage, gate voltage, aluminium mole fraction, and gate length on drain current are studied in AlGaAs/GaAs high electron mobility transistors (HEMTs). The linear region and saturation region are prominent in each drain characteristic curve. The drain current reduces in the structure of larger gate length. This work is useful to fabricate the HEMT based biomedical sensors. …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 5, Issue 3, 2018 · pp. 30–40 Read article
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Report on the Effects of Mole Fraction, Doping Concentration, Gate Length and Nano-Layer Thickness to Control the Device Engineering in the Nanoelectronic AlGaN/GaN HEMTs at 300 K to Enhance the Reputation of the NIT Arunachal Pradesh
Abstract: In this work, we report total 20748 individual simulation-outputs according to the performed simulation-studies on the Nanoelectronic AlGaN/GaN high electron mobility transistors (HEMTs). This series of simulation work has been performed using the SILVACO-ATLAS software tool. In this work, the drain characteristics is investigated with respect to the Aluminium mole fraction, doping concentration, drain voltage, gate voltage, gate length and thickness of the AlGaN nano-layer. The investigation on the effect …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 1, 2017 · pp. 15–47 Read article
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Effect of Aluminium nitride Nucleation-layer on the Drain Characteristics of Nanoelectronic AlGaN/GaN Single-Heterojunction HEMTs
Abstract: The simulation studies on the effect of aluminium nitride (AlN) nucleation layer in nanoelectronic single-heterojunction AlGaN/GaN high electron mobility transistors (HEMTs) is the novelty of this work. The variations in drain current with drain voltage are studied corresponding to different gate voltages. Also, the variations in drain current with gate voltage are studied corresponding to any considered drain voltage. This simulation work may be an useful prediction for the fabrication …
Published in Journal of Nuclear Engineering & Technology · Vol. 7, Issue 1, 2017 · pp. 1–3 Read article
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Analysis of Efficiency Loss in AlGaAs/GaAs Hetero-junction Solar Cell
Abstract: Energy conversion efficiency is a major issue for photovoltaic cells. One of the main challenges of modern day research is to improve the efficiency level of photovoltaic devices by introducing new materials and advanced concepts. The target is to reach a high efficiency level within affordable cost, which will lead to a mass generation of electricity using photovoltaic devices. III-V hetero-junction solar cell has been introduced and characterized here, which …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 6, Issue 3, 2016 · pp. 26–33 Read article