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112 articles for “mask”
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Short Review on the Flow and Filtration of Polystyrene Microparticles in Micron-Scale Fluid Mechanics towards the Applications related to fluidic Microelectromechanical Systems
Abstract: Maskless lithography, hot embossing lithography and direct bonding technique are useful to fabricate the polymethylmethacrylate (PMMA) microfluidic devices. Also, maskless lithography and indirect bonding technique are useful to fabricate the SU-8 based glass microfluidic devices. In this work, a short review on microfluidic flow and microfluidic filtration of microparticles is provided by author related to the micron-scale fluid mechanics. This review may be useful to perform the blood filtration in …
Published in Journal of Microelectronics and Solid State Devices Read article
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A Study to Assess the Effectiveness of Protective Techniques of Facial Pressure Ulcer Among Patients on Non-invasive Mechanical Ventilation in PCCM Department at Pt. B.D. Sharma PGIMS Rohtak
Abstract: The study aimed to assess the effectiveness of protective techniques in preventing facial pressure ulcers among patients on non-invasive mechanical ventilation in the Post-Critical Care Management (PCCM) department at Pt. B.D. Sharma PGIMS, Rohtak. Facial pressure ulcers are a common complication in patients undergoing non-invasive mechanical ventilation, often resulting from prolonged pressure on facial tissues due to mask contact. This descriptive study involved a sample of 60 patients receiving non-invasive …
Published in International Journal of Emergency and Trauma Nursing and Practices · Vol. 3, Issue 1, 2025 · pp. 10–30 Read article
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Surface-Driven Capillary Flow of Dyed Aqueous Ethanol in Sudden Expansion Microchannels
Abstract: AbstractIn this work, total three individual SU-8 based glass microfluidic devices are fabricated by maskless lithography and clamping. Dyed aqueous ethanol is selected as working liquid. Each surface-driven capillary flow is recorded by a CMOS camera. The filling time of surface-driven capillary flow is considered as the flow parameter to determine the flow speed. This work will be useful to fabricate the microfluidic devices for bioengineering applications.Keywords: Sudden expansion, maskless …
Published in Journal of Thermal Engineering and Applications · Vol. 4, Issue 3, 2017 · pp. 22–25 Read article
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Flow and Filtration of Polystyrene Microparticles in Micron-Scale Fluid Mechanics towards the Applications related to fluidic Microelectromechanical Systems
Abstract: Maskless lithography, hot embossing lithography and direct bonding technique are useful to fabricate the polymethylmethacrylate (PMMA) microfluidic devices. Also, maskless lithography and indirect bonding technique are useful to fabricate the SU-8 based glass microfluidic devices. In this work, a short review on microfluidic flow and microfluidic filtration of microparticles is provided by author related to the micron-scale fluid mechanics. This review may be useful to perform the blood filtration in …
Published in Journal of Microelectronics and Solid State Devices · Vol. 8, Issue 3, 2021 · pp. 36–41 Read article
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Surface-Driven Capillary Flow of the Dyed Aqueous Ethanol in a single SU-8 based Glass Microfluidic Device integrated with the Arrays of Square Polyimide Micropillars
Abstract: In this work, a single SU-8 based glass microfluidic device is fabricated by the maskless lithography and indirect bonding technique. A particular polyimide layer at the selected portions and the arrays of square polyimide micropillars at the other portions are integrated on the microchannel bottom wall by the maskless lithography. Dyed aqueous ethanol (70% dyed water, 30% ethanol) is prepared as the working liquid in this work. A CMOS camera …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 6, Issue 1, 2019 · pp. 33–37 Read article
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Layout Design, Fabrication and Characterization of n-Channel MOSFET
Abstract: Primary force behind evolution of semiconductor industry is MOSFET, after its first IC based experimental demonstration in 1960s. It is fundamental working unit of most of the electronic circuits like cells in living being. Number of devices on a single chip has been increased with rapid phase with evolution of new technology of materials. Today there are more than 4 billion transistors are there on a single chip with effective …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 2, 2016 · pp. 13–18 Read article
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Experimental Studies on the Surface-Driven Capillary Flow of Dyed Water in Multistage Microfluidic Bends
Abstract: AbstractA single three-stage and a pair of two-stage microfluidic bends are fabricated. SU-8 as negative photoresist is used to fabricate the stamp by maskless lithography and diamond like carbon (DLC) coating. Microchannel structures are fabricated using polymethylmethacrylate (PMMA) by hot embossing lithography. Direct bonding technique is used to fabricate the leakage-free sealing in microfluidic bends. The leakage-free surface-driven capillary flow is recorded by CMOS camera. This work will be useful …
Published in Recent Trends in Fluid Mechanics · Vol. 4, Issue 3, 2017 · pp. 29–34 Read article
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Study on the Diagnostic Classification and Clinical Psychological Characteristics of Depression in General Clinical Setting
Abstract: AbstractObjectives: The aim of the study is to propose the diagnostic classification and to reveal clinical psychological characteristics of depression that can be seen in digestive department. Method: After verification of depression by Hamilton Depression Rating Scale to 120 patients with digestive disease, we assessed and classified depression by etiology, psychological and somatic symptoms considering biological factors (gender, age etc.). Results: we classified depression in general clinical setting into psychosomatic …
Published in Research and Reviews: A Journal of Neuroscience · Vol. 10, Issue 2, 2020 · pp. 17–23 Read article
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Short Report to Describe the Surface-driven Microfluidic Flow in Fluid Mechanics
Abstract: In this short report, a brief review on surface-driven microfluidic flow is provided. Also, the maskless lithography and indirect bonding technique are used to fabricate a single SU-8 based glass microfluidic device. Dyed ethylene glycol is prepared as working liquid to test the fabricated device. The surface-driven microfluidic flow of dyed ethylene glycol is recorded by a CMOS camera catching 25 frames per second with a corresponding time-scale resolution of …
Published in Recent Trends in Fluid Mechanics Read article
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Semiconductor Physics and Micron Scale Fluid Mechanics towards the Microelectromechanical Systems Associated with Nanotechnology
Abstract: Interrelations among semiconductor physics, microfluidics, nanofluidics and nanotechnology are briefly described. A single microchannel bend is designed and fabricated by author using the maskless lithography, hot embossing lithography and direct bonding. Dyed water is the selected and prepared working liquid in this work. Surface-driven (passive) capillary flow of working liquid is recorded in the fabricated microchannel bend using a CMOS camera. This work may be useful in applied chemistry.
Published in Research & Reviews : Journal of Physics Read article
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Risk Return Analysis Of Pharmaceuticals Companies During Covid-19
Abstract: An unknown disease (COVID-19) is spreading globally, impacting people and economies very negatively. The virus, which was first discovered in a small part of China in December 2019, has since grown fast across more than 175 countries. The virus is very contagious, thus in order to stop it, certain measures have been put in place, such as a national shutdown, air traffic control, and the wearing of masks, avoidance of …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 15, Issue 1, 2024 · pp. 1–6 Read article
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A Review on Evolution of Medicine After and During Corona
Abstract: As of the beginning of 2023, 6.7 million people had perished from COVID-19, according to the World Health Organization. However, there have also been some positive developments, such as the notable decline in influenza-related deaths in the first year of the pandemic as a result of masking and social isolation, as well as the quick adoption of vaccines utilizing cutting-edge technologies like mRNA vaccines, which hold out great promise for …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 14, Issue 1, 2024 · pp. 1–9 Read article
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Utilizing Chemical Machining Methods in the Metalworking Sector
Abstract: Chemical machining is a kind of material removal technique used to produce desired shapes and dimensions by selectively or completely removing material through carefully regulated chemical attack using etchant solutions, which are solutions of acids or alkalis. One type of chemical machining is chemical milling, also known as contour machining, etching, or chemiluminescence. The aerospace industry uses chemical milling to remove thin layers of material from extruded parts for aircraft …
Published in International Journal of Manufacturing and Production Engineering · Vol. 2, Issue 1, 2024 · pp. 17–23 Read article
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Exploring DHCP Protocol Administration: A Packet Tracer Simulation Study
Abstract: The following functions of DHCP are included to lessen network administration: TCP/IP setting that is automated and centralized. the capability of centrally defining TCP/IP setups. the use of DHCP options to allocate a complete range of additional TCP/IP configuration values. DHCP runs at the application layer of the TCP/IP stack. Although this essay will concentrate on Windows NT, another advantage of DHCP is that it is compatible with a wide …
Published in International Journal of Radio Frequency Innovations · Vol. 1, Issue 2, 2023 · pp. 1–11 Read article
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The Creation and Assessment of the Herbal Face Pack
Abstract: The aim of this study is to develop and test herbal facials for glowing skin using organic herbs. Natural herbal components in the form of dry powder, such as Orange peel, Tulsi (Holy Basil), Masoor dal (Lentin), Multani mitti (Calcium Bentonite), and Methi (Fenugreek), Sandalwood (Santalum album) were bought from the local market. Orange peel powder was made via commercial shade drying. To guarantee a consistent composition, all powdered natural …
Published in Recent Trends in Cosmetics · Vol. 1, Issue 2, 2024 · pp. 13–25 Read article
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Steam Activated Carbon Material from the Fruit Shells of Sterculia foetida for Energy and Environmental Applications
Abstract: Steam activation of the biochar from Sterculia foetida forms a green route for the synthesis of activated carbon material with high specific surface area (1017 m2/g). The corresponding value with a chemical activating agent (K2CO3) is much lower (596 m2/g). Structural parameters of the activated carbon materials were deduced from XRD studies. Moreover the thermal stability of the activated carbon materials from steam activation is nearly 100°C higher than that …
Published in Journal of Water Pollution & Purification Research · Vol. 11, Issue 1, 2024 · pp. 23–33 Read article
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Comparative Study of Facial Spoofing Detection using CNN Architecture
Abstract: Facial recognition systems face a high risk of security breach due to various facial spoofing attacks. This challenge was addressed by the study of several deep learning models. This study proposes an idea to detect facial spoofing using deep learning architecture to differentiate live faces form various types of spoofed images/videos using different CNN models. In addition, the study seeks to strengthen security measured in facial recognition system demonstrating that …
Published in Recent Trends in Electronics Communication Systems · Vol. 11, Issue 3, 2024 · pp. 9–17 Read article
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Advancing Capsule Technology: A Comprehensive Review of Formulation Strategies
Abstract: Capsules are a popular and versatile oral dosage form used in drug delivery, offering benefits such as ease of swallowing, taste masking, and improved stability of active pharmaceutical ingredients (APIs). They can be made from gelatin or non-gelatin materials like Hydroxypropyl Methylcellulose (HPMC), Polyvinyl Alcohol (PVA), and starch, catering to dietary, cultural, and sustainability needs. Capsules can be engineered for controlled, sustained, or targeted release, enhancing bioavailability, particularly for poorly …
Published in International Journal of Antibiotics · Vol. 2, Issue 1, 2025 · pp. 44–56 Read article
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From Space to Sea: Leveraging Satellite Technology for Monitoring Marine Debris
Abstract: Marine trash endangers ecosystems, so efficient detection is critical. This article describes a novel strategy for improving detection accuracy by integrating YOLOv7 instance segmentation with attention processes. Three models are evaluated: lightweight coordinate attention, the convolutional block attention module (CBAM) for spatial-channel focus, and the bottle neck transformer, which relies on self-attention. On an annotated satellite image dataset, CBAM has the greatest F1 scores in box recognition (77%) and mask …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 14, Issue 1, 2025 · pp. 1–9 Read article
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Innovative Approaches in Pediatric Drug Formulation Catering to Specialized Need: Review Article
Abstract: This detailed article review examines innovations in pediatric drug formulation, highlighting developments that cater to children’s specific healthcare needs. It covers pediatric pharmacology and advanced solutions like nanoparticle drug delivery and taste-making techniques, focusing on improving the safety, effectiveness, and acceptability of medications for young patients. The review highlights the benefits for patients, including improved adherence to treatment, fewer side effects, and better overall treatment outcomes. It also addresses regulatory …
Published in International Journal of Biochemistry and Biomolecule Research · Vol. 3, Issue 1, 2025 · pp. 35–43 Read article