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1965 articles for “7” (ranking capped at the first 2,000 matches — narrow the search to see the rest)
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Super Ni 718 Machinability Investigation on Electrical Discharge Machining Using Hybrid Al 7(075+178) Electrode Under Abrasive Assisted Dielectric
Abstract: As aluminum alloy is the lightest metal and has the best mechanical qualities among metal, it has proven to be a perfect choice for strututal industry, particularly in the aerospace sector.7xxx alloys from the Al alloy family are widely used in aviation constructions due to their outstanding processing, welding efficiency, great specific strength & stiffness, and high toughness. The two aluminum alloys that are most frequently used in airplane structures …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1–17 Read article
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Caries-Preventive Effects of Self-Applied Subacidic 0.5% NaF-HF Gel via Toothbrushing in 7–8-Year-Old Schoolchildren: A Randomized Controlled Clinical Trial
Abstract: To assess the caries-preventive effectiveness of self-applied subacidic 0.5% sodium fluoride–hydrofluoric acid (NaF-HF) gel used during toothbrushing in children aged 7–8 years Objective: To assess the caries-preventive effectiveness of self-applied subacidic 0.5% sodium fluoride–hydrofluoric acid (NaF-HF) gel used during toothbrushing in children aged 7–8 years. Methods: This 1-year, multi-arm, double-blind, placebo-controlled, parallel-group randomized study evaluated the caries-preventive efficacy of self-applied 0.5% NaF-HF gel among primary schoolchildren. A total of 1200 …
Published in Research and Reviews: A Journal of Dentistry · Vol. 17, Issue 1, 2026 · pp. 14–19 Read article
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Microstructural Characterisation and Analysis of Mechanical Behaviour of Hybrid AA 7075/7178 Fabricated Using Die Casting Technique
Abstract: AA are being increasingly used in the field of structural engineering owing to their desirable mechanical properties coupled with their recyclable and sustainable nature, thus contributing significantly towards reduction of carbon footprints and development of circular economy. Till date numerous research projects have been prompted to investigate the structural performance of aluminium alloy structures and develop alternatives with enhanced performance parameters. AA 7xxx (Al-Zn-Mg-Cu) are being widely used in variety …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 441–451 Read article
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A Review on Optimization of cutting parameters for machining Inconel 718 using Grey Relation Analysis
Abstract: Inconel 718 is a nickel-cobalt based super alloy. It provides several advantages including high corrosion resistance and high temperature resistance. Thus the demand for such materials has rapidly increased. It is mostly used in aerospace, steam turbine, bearing industry and nuclear applications. Nickel-based super alloys such as Inconel 718 are known as one of the most difficult-to-cut materials. It is due to their mechanical and chemical properties and tool life …
Published in Journal of Polymer & Composites · Vol. 6, Issue 2, 2018 · pp. 1–5 Read article
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Enhancing Machinability in the Heat Treatment of Inconel 718: A Comprehensive Review
Abstract: The increasing need for materials with high strength and heat resistance, particularly in aerospace applications, creates machining issues. These materials are generally difficult to machine because to their strong wear resistance, abrasion resistance, and low heat conductivity. This produces strong cutting forces and temperatures, resulting in a limited tool life. variances in the microstructures of various materials can induce variations in machinability due to variances in chemical composition, casting, forging …
Published in International Journal of Energy and Thermal Applications · Vol. 2, Issue 1, 2024 · pp. 9–20 Read article
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STUDIES ON WEAR BEHAVIOR OF BORON CARBIDE PARTICULATES REINFORCED ALUMINUM 7075 METAL MATRIX COMPOSITES
Abstract: In this present work, Aluminum 7075 is used as matrix material with Boron Carbide asreinforcement. Two different compositions were used to prepare the composite. The composites werefabricated by Stir Casting Technique as per ASTM G99 and tested under Pin-on-Disc wear test rig. Theexperiments are conducted through conventional method and macro structural studies were carried out bySEM analysis. The results show that, in conventional method, the reinforced composite Aluminum 7075-10%B 4 …
Published in Journal of Polymer & Composites · Vol. 7, Issue 2, 2019 · pp. 1–7 Read article
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Uniqueness of Sanjeevi’s 777 Oil for the Management of Psoriasis: Cell Culture Based Study
Abstract: The present study discuss about the importance of Hydnocarpus igdhiana for the treatment of Psoriasis and drug development. Sanjeevi’s 777 oil is the combination of Wrightia tinctoria and Hydnocarpus igdhiana which is studied to be superior over single herb based 777 oil. We have employed the acid value analysis, challenge study of the oil to understand its ability to resist rancidity and keratinocyte based assay to establish the effects at …
Published in Journal of AYUSH: Ayurveda, Yoga, Unani, Siddha and Homeopathy · Vol. 7, Issue 1, 2018 · pp. 1–4 Read article
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Ameliorating Effect of Vitamin C on Acid Orange 7 Induced Oxidative Stress in the Gill of the Fish, Anabas testudineus (Bloch, 1792)
Abstract: Acid orange 7, an azo dye, was exposed to Anabas testudineus at a sublethal concentration (0.27 g/l) for 24, 72 and 96 h in order to evaluate the antioxidant status in the gill tissue. In addition, vitamin C at 0.55 g/l was exposed for 7 days after the dye exposure. Acid orange 7 decreased the body weight of fish, whereas mucous deposition increased significantly as the first line of defensive …
Published in Research and Reviews: A Journal of Toxicology · Vol. 8, Issue 3, 2018 · pp. 15–27 Read article
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Relation of p53 Codon 72 Polymorphism with Breast Cancer Risk in DPR Korea Women
Abstract: Background: The p53 codon 72 polymorphism (rs1042522) is a single-nucleotide polymorphism (SNP) in exon 4 of p53 gene, resulting in the expression of either arginine (Arg), which encodes CGC, or proline (Pro), which encodes CCC. The p53 codon 72 polymorphism have been implicated as a risk factor for various cancers including breast cancer. We have investigated the association of the Arg/Pro polymorphism at codon 72 of p53 gene with breast …
Published in Research & Reviews: A Journal of Bioinformatics · Vol. 7, Issue 1, 2020 · pp. 23–30 Read article
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Induction of Genetic Damage in Peripheral Erythrocytes of the Fish, Anabas testudineus Exposed to Sublethal Concentration of Acid Orange 7
Abstract: Acid orange 7, a synthetic organic compound, generally considered as pollutant, released from the process of chemical textile finishing process was exposed to the freshwater fish Anabas testudineus at sublethal concentration i.e., 0.27 gl-1 for 24, 72 and 96 h, maintaining ten animals per group along with the control. The median lethal concentration of acid orange 7 determined by Probit analysis was 2.7 gl-1 concentration. Sublethal exposure to the azo …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 9, Issue 2, 2019 · pp. 83–96 Read article
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Synthesis and Study of Photoluminescence properties of Sm3+ activated 7TiO2 + 3Al2O3 + (60-x)B2 O3 +xY+ 5LiCO3 +25SrCO3 Borate Glass for SSL Applications
Abstract: Melt quenching was used to successfully create the raddish orange light-emitting Sm3+activated 7TiO2 + 3Al2O3+ (60-x) B2O3+xY+ 5LiCO3+25SrCO3 (X=0.001, 0.002, 0.005, 0.01 and 0.02, Y=Sm3+) borate glass. XRD examination confirmed the phase of the prepared Un-doped and Doped 7TiO2 + 3Al2O3+ (60-x) B2O3+xY+ 5LiCO3+25SrCO3 glass. Its PL characteristics under ultraviolet (UV) light (302-468 nm) were later studied. At 602 nm, the excitation was detected, and at 402 nm, the emission. …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 55–60 Read article
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Investigating the Mechanical Properties and Microstructure of AA 7074 Composites with Silicon Nitride Reinforcement
Abstract: This study investigates the mechanical and microstructural properties of AA 7074 aluminium alloy reinforced with 1%, 3%, and 5% by weight of silicon nitride (Si₃N₄), fabricated via the stir casting method, intended for structural aerospace applications. A thorough series of mechanical tests—comprising tensile, compression, hardness, impact, flexural, and wear tests—was performed to assess the influence of differing reinforcing content. The composite containing 5 wt% Si₃N₄ (SN5) demonstrated the most pronounced …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 268–281 Read article
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Machine Learning Assisted Timing Violation Prediction in Sub-7nm VLSI Physical Design
Abstract: The continuous scaling of semiconductor technology into the sub-7nm regime has introduced significant challenges in timing closure due to process variability, interconnect delay, power density, and manufacturing uncertainties. Conventional static timing analysis techniques often require extensive computational resources and iterative optimization cycles, resulting in increased design complexity and longer turnaround time. This research proposes a Machine Learning Assisted Timing Violation Prediction framework for sub-7nm VLSI physical design to improve early-stage …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 4, Issue 1, 2026 Read article
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Secret of Dr. JRK’s 777 Oil–Pharmacognostic and Cell Culture Revelation
Abstract: The metabolites profile of Wrightia tinctoria leaf with reference to their age (young, matured and senescent) was studied by TLC (Thin-Layer Chromatography) and HPTLC (High-Performance Thin-Layer Chromatography) derivatization. Further, the difference between the young and matured leaf was tested by anatomical and pharmacognostic means. The profile of Dr. JRK’s 777 oil matched fully with the profile of young leaf. The quantitative and qualitative abundance of metabolites was found to be …
Published in Research & Reviews : A Journal of Unani, Siddha and Homeopathy · Vol. 1, Issue 03, 2014 · pp. 35–41 Read article
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Developing a RAG-PDF Reader Using Instructor XL and Falcon 7B
Abstract: This study outlines the development of a Retrieval-Augmented Generation (RAG) application, designed to efficiently extract, retrieve, and synthesize insightful responses from complex PDF documents. Leveraging advanced models like Instructor XL for generating high-quality semantic embeddings and Falcon 7B for sophisticated language generation, this system provides a robust solution for document comprehension in academic, research, and professional environments. By implementing efficient PDF text processing, embedding storage with FAISS for rapid similarity-based …
Published in Journal of Computer Technology & Applications · Vol. 16, Issue 1, 2025 · pp. 45–49 Read article
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Fabrication and Analysis of Al 7075 Based Metal Matrix Composites - A Review
Abstract: Aluminium 7075 alloys are extensively used in aerospace, marine, aviation, and automotive industries due to their superior mechanical properties, high strength-to-weight ratio, and low density. However, to further enhance their performance, aluminium-7075 metal matrix composites (AMMCs) are developed by incorporating various reinforcements. This paper focuses on the influence of reinforcements on the mechanical, tribological, and corrosion behavior of AMMCs. The study examines fabrication techniques, particularly the stir casting method, which …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 1–12 Read article
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Invisible Watermarking on RGB Image with the Combination of 7-DWT and SVD
Abstract: In this study, we present a powerful watermarking system based on seven level discrete wavelet transform and singular value decomposition for RGB picture where R signifies red color, G indicates green color and B means blue color. It provides improved security and performance in terms of mean square error, peak signal noise ratio, structural similarity matrix, normalized cross correlation and execution time. During the experiment, we increase peak signal noise …
Published in Journal of Open Source Developments · Vol. 2, Issue 3, 2015 · pp. 12–19 Read article
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Failure Analyses of 16 mm Thick SA 516 GR 70 Auto Clave
Abstract: With the acceleration of global industrialization, there is a demand for high-or low-pressure storage of liquids or gases. Because of the complicated operating conditions that will inevitably encounter a possible hazard, pressure vessel design is a critical responsibility. Previous failure studies have revealed that the presence of local loads and discontinuities increases pressure vessel fracture. As a result, a detailed examination of pressure vessel steel from the standpoint of fracture …
Published in Trends in Mechanical Engineering & Technology · Vol. 12, Issue 4, 2022 · pp. 21–30 Read article
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Assessing the Effectiveness of New Fungicides Against Potato Late Blight Disease (Phytophthora Infestans)
Abstract: An experiment was conducted in the field of the Plant Pathology Division, Regional Agricultural Research Station (RARS), Bangladesh Agricultural Research Institute (BARI), Jamalpur, Bangladesh during the rabi season of 2024–2025 to determine the appropriate chemical fungicide for controlling late blight disease of potato. The evaluation included twenty-five new fungicides approved by the Pesticide Technical Advisory Committee (PTAC), Bangladesh, along with a standard control (Ridomil Gold MZ 68 WG) and an …
Published in Research & Reviews : Journal of Agricultural Science and Technology · Vol. 15, Issue 1, 2026 · pp. 28–38 Read article
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Investigation of the Control Parameters in the Machining of Inconel 718 with a carbide tool using Taguchi methodology
Abstract: The main objective of proposed work is to determine the influence of controllable parameters on machining characteristics of Inconel-718 and to achieve the optimum parameters for efficient milling. The Taguchi methodology is adopted for the design of experiments and process optimization. The paper gives an understanding of the different controllable cutting parameters such as cutting velocity, feed rate and depth of cut. It discusses about the carbide tool being used …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 2, 2018 · pp. 73–76 Read article