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164 articles for “optical”
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Development of Nano-enabled Biosensors for Early Detection of Cardiovascular Diseases
Abstract: Cardiovascular diseases (CVDs) represent a significant global health burden, necessitating early and accurate detection for timely intervention and improved patient outcomes. This article explores the development of nano-enabled biosensors as a promising approach for the early detection of CVDs. It provides a comprehensive overview of the field, including a literature review, fundamental principles, design considerations, and recent advancements.The article delves into the roles and clinical applications of various cardiovascular disease …
Published in International journal of Nanobiotechnology · Vol. 10, Issue 1, 2024 Read article
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INFLUENCE OF SPIRULINA PLATENSIS ON GROWTH OF CHINESE CABBAGE AS A BIOSTIMULANT
Abstract: In this article products derived from a blue-green microalgae filtrate of Spirulina platensis (used for seed soaking and foliar spray) were tested in the cultivation of microgreen Chinese cabbage or bok choy or Brassica rapa spp chinensis. The effect of shoot length, root length, multielemental composition was studied using inductively coupled plasma-optical emission spectrometry, multielemental analyses of algal products and chinese cabbage were conducted inductive coupled plasma optical emission spectrometry …
Published in International Journal of Plant Biotechnology · Vol. 8, Issue 2, 2022 · pp. 22–30 Read article
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Revolutionizing Healthcare: Cutting-Edge Biosensors Paving the Way for 21st Century Point-of-Care Diagnostics
Abstract: Point-of-care (POC) diagnostics stand as a transformative paradigm in healthcare, promising rapid testing directly at patient care sites. Biosensors, amalgamating biological recognition elements with physico-chemical transducers, emerge as pivotal tools in crafting rapid and sensitive POC diagnostic devices. Recent strides in nanotechnology, microfluidics, and flexible electronics have engendered a wave of innovative biosensor designs and detection methodologies. This paper provides an extensive review of the latest advancements in biosensors tailored …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 9, Issue 2, 2023 · pp. 12–19 Read article
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Crystal Growth, Synthesis and Characteristic Studies of Bismuth Doped Tristhioureazinc (II) Sulpate (ZTS) Crystal
Abstract: Potential semi organic tristhioureazinc(II) sulphate (ZTS), One of the best room temperature growth techniques for nonlinear optical materials with high SHG efficiency is slow evaporation solution growth, which produces pure and single crystals for use in laser technology and photonic applications. Single crystals Doping of Bismuth fluoride (equimolar) to ZTS is done during the crystallization process is further analysed by single crystal XRD which infers that the Bismuth doped ZTS …
Published in International Journal of Chemical Separation Technology · Vol. 9, Issue 2, 2023 · pp. 45–52 Read article
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Implications from nano-materials – power generation
Abstract: AbstractThis article summarizes some formatives over power generation from nano-materials. Energy efficient sustainable prosecution for energy adage has ever suggested to beneficiate power without fossil fuel and pollution. Nano sized matters aresubstances of distinguished optical, magnetic, electrical andsurface originated. Develop from energy quanta over populated electrons and circumvent adage has subjected opto-in-electro-in-chemical issues. Ti-nano rods in polymer photosensitive paint produce electricity.KeywordsNano-maters, Energy, Chemical, Optics, Power
Published in International Journal of Chemical Engineering and Processing · Vol. 6, Issue 2, 2020 · pp. 1–5 Read article
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Fluorescence Detection Measurement of Quinine Sulphate Concentration
Abstract: For investigative study and analytical scientific applications, fluorescence spectroscopy analysis is a fantastic instrument. In additional to mineralogy, fluorescent labelling, sensors, and forensics applications, it is often utilised in biological, chemical, pharmaceutical, and medicinal applications. Additionally, it is employed for environmental monitoring, laser-induced chlorophyll fluorescence for agricultural yield evaluations, and the detection of proteins, organic substances, oils, and dyes. Quinine sulphate at a concentration of 10-5 M in 1 M …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 8, Issue 1, 2022 · pp. 25–29 Read article
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Magnesium Doped Ammonium Di Hydrogen Phosphate
Abstract: New mixed crystals of Ammonium magnesium sulphate heptahydrate (AMgS) are synthesized by slow evaporation solution growth process using water as solvent. Close observation of FTIR and XRD profiles of doped and undoped samples reveal some minor structural variations. Energy dispersive spectra shows the presence of Mg (II) in the doped crystals. The sample's purity is verified through thermal analyses. SEM images exhibit defect centers due to dopants incorporation into ADP …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 9, Issue 1, 2023 · pp. 40–52 Read article
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Review on the Separation Mechanisms in Microfluidics for Bioengineering Applications
Abstract: In this review, author has mentioned different techniques of separation mechanisms in bioengineering, like passive separation, magnetic separation, electrical separation, optical separation and acoustic separation. The extraction of blood plasma from human whole blood by separating blood cells is a need in biomedical industry. In the recent past, Mukhopadhyay as author has demonstrated different passive techniques to separate the polystyrene microparticles of different sizes in the designed microfluidic laboratory-on-a-chip systems …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 4, Issue 1, 2018 · pp. 22–27 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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Biometric Fingerprinting and Face Recognition Based Security System
Abstract: ABSTRACTThere are several applications of biometric and face recognition based security system like industries, offices and colleges or homes. This project is an amalgamation of “BT” and “ESD”. The most important part of this system is the fingerprint sensor. Fingerprints of the person is detected using biometric sensor to detect fingerprint. The techniques used for detecting fingerprint are ultrasonic, optical method or thermal. In this paper, fingerprint sensor is used. …
Published in International Journal of Digital Communication and Analog Signals · Vol. 6, Issue 1, 2020 Read article
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Deposition and Characterization of ZnO Thin Films by Thermal Vacuum Thermal Evaporation Method for Photoconductive Sensor Application
Abstract: In this work we have deposited ZnO thin films using thermal evaporation method. The films have been deposited on silicon substrate for structural characterization and on glass substrate for optical characterization. The structural, surface morphology, optical properties and electrical properties of ZnO thin films were investigated systematically using X-ray diffractometer (XRD), scanning electron microscope (SEM), atomic force microscopy (AFM), ellipsometeric measurement and semiconductor parameter analyzer respectively. The deposited ZnO thin …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 2, Issue 1, 2016 · pp. 1–7 Read article
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Study of Different FSO System Transmitter and its Power Factors
Abstract: ABSTRACT Free space optics (FSO) is a communique technology uses that light propagating in free space to transmit data between points. The generation is beneficial where the bodily connections with the aid of the approach of fiber optic cables are impractical because of high charges or different issues starting with a formal definition and overview of the era, it goes on to explain the considerations for the transmitter and receiver. …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 1, 2019 · pp. 14–18 Read article
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Congestion Control in WDM Networks
Abstract: Because of enormous transmission of information through optical strands, congestion happened routinely and it turned into a major bottleneck to the stream of information in any procedure. Numerous techniques are there to keep away from congestion however those systems for the most part include colossal expense connected with quality certification. These systems are relevant to the zone which is rich in base and assets, however these procedures are extremely hard …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 2, Issue 2, 2016 · pp. 1–5 Read article
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Ferromagnetism in Rare Earth Metal Doped ZnO: A Theoretical Approach
Abstract: The ferromagnetic properties of Diluted Magnetic semiconductor, Zn1−xDyxO is studied from theoretical point of view. The Heisenberg’s and Greens theorem determine the Hamiltonian of the system. The interaction between the nearest neighboring spin is determined by retarded Greens function. By using Greens theory, defect-induced ferromagnetism is discussed. For the ferromagnetic states, the expected exchange integral is positive and negative for the antiferromagnetic states. In addition, from magnetic property, the temperature …
Published in International Journal of Applied Nanotechnology · Vol. 8, Issue 1, 2022 · pp. 1–11 Read article
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Synthesis and characterization of some organic semiconductor materials for optoelectronics
Abstract: Charge transfer complexes have high molar absorptivities and it’s an important phenomenon in the energy transfer process to increase the conductivity. Charge transfer complexes have been used in organic photovoltaic cells, organic semiconductors. Charge transfer complexes formed between electron donors and acceptors with strong interaction.In this paper, a Charge transfer complexes (CTC) of some organic semiconductor’s materials have been studied spectrophotometrically in chloroform, when the optical absorption of the CTC …
Published in International Journal of Energetic Materials · Vol. 6, Issue 1, 2020 · pp. 14–24 Read article
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A Review on Outlook on Future Prospects of Nanosensors
Abstract: Nanosensors are gaining increasing attention due to the need to detect and measure chemical and physical properties in difficult to reach biological and industrial systems that are in the nano-scale region. Nanosensors have superior properties over the existing techniques such as high-performance liquid chromatography or gas chromatography, because they can provide rapid, sensitive, simple and low-cost on field detection. Research and development in the nanosensor domain is driven by specific …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 2, 2015 · pp. 01–07 Read article
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A Review on Hypothetical Evaluation of Nanosensors
Abstract: Nanosensors are chemical or mechanical sensors that can be utilized to distinguish the presence of synthetic species and nanoparticles, or screen physical elements, for example, temperature, on the nanoscale. They likewise discover use in therapeutic analytic applications Nanosensors are increasing expanding consideration because of the need to identify and measure synthetic and physical properties in hard to reach natural and mechanical frameworks that are in the nano-scale area. These hypothetical …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 1, Issue 2, 2015 · pp. 08–11 Read article
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Gold Nanoparticles and its Preparation
Abstract: Among the colorimetric detection tactics, metallic nanoparticle based detection is gaining more attention due to quickness and less resource requirement at the point of use. Unique chemical inertness, shape, size and optical attributes of gold nanoparticles (GNPs) make them ideal for various diagnostic tools. In this approach synthesized GNPs were tabilized by citrate counter ions. These GNPs were characterized for their optical properties, shape, size, zeta potential, and dynamic light …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 2, Issue 1, 2016 · pp. 31–34 Read article
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Synthesis and Characterization of Cesium Intercalated Graphene Thin Film
Abstract: Graphene Oxide (GO) becomes promising two-Dimensional (2D) material in optoelectronics due to its sparkling properties. In preparation step we used Carboxylation of graphene and vacuum filtration to create the free standing thin film of cesium (Cs) intercalated GO. In this work we have synthesized cesium (Cs) intercalated GO thin films at different concentration (0.03, 0.05, 0.1 mol %) by using vacuum filtration method. The functional group present in synthesized thin …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 1, 2018 · pp. 8–16 Read article
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Hydroxyapatite, Synthesis of Numerous Cds Quantum Dot Composite Material: A Review
Abstract: Hydroxyapatite is one of most interesting material which is used as chemical sensor for detecting different hazardous gases. It is a bio-ceramic and non-toxic maerial for which it is widely used in bio-engineering. On the other side, CdS quantum dot is very important material in optoelectronic device fabrication for its fascinating optical, physical and electronic properties. Furthermore, scientist are also doing their research very widely on CdS quantum dot for …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 5, Issue 1, 2019 · pp. 1–11 Read article