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320 articles for “Design modification”
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Process Parameters Optimization of Fiber Laser Cladded SS316 Surface Using RSM Analysis
Abstract: This paper presents the laser cladding experiments on the surface of SS316 to study the variations in process parameters, such as scanning speed (100-250 mm/min), laser power (50-250 W), and % volume of B4C (5- 25%) + SS316 powder on the mechanical, metallurgical and tribological performance of the modified surface. A central composite design (CCD) was used to develop the response surface methodology (RSM) to design the experiments and for …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 186–201 Read article
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Microstrip Textile Antenna for S-band Applications
Abstract: In this article, the proposed textile antenna has been studied with better results, high directivity, high gain, good return loss and multiple bands are obtained for wide range of applications in S-band with multiple bands. The substrate material of the proposed antenna is a jean which is a flexible material, the patch and partial ground plane is of copper. There is a modification in proposed textile antenna design with the …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 4, Issue 2, 2017 · pp. 27–31 Read article
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Structure-Property-Process Relationships in BNNS-Modified PEEK Nanocomposites for High-Performance Applications
Abstract: This study reports the design and performance evaluation of boron nitride nanosheet (BNNS)-reinforced polyetheretherketone (PEEK) nanocomposites fabricated using melt compounding and high-temperature Fused Filament Fabrication (FFF). PEEK, a high-performance thermoplastic, was reinforced with BNNS at 0.5–5wt.% to enhance mechanical, thermal, and tribological functionalities for advanced engineering use. Composite filaments were extruded and printed using a modified Bambu Lab FFF printer. Mechanical testing revealed a peak tensile strength of 108 MPa …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 867–888 Read article
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Low-Power Reconfigurable Digital Filter Design Using FPGA for IoT Edge Devices
Abstract: The rapid evolution of the Internet of Things (IoT) has led to an exponential increase in the deployment of edge devices that continuously process real-time sensor data under strict power, latency, and computational constraints. Digital filtering remains a critical operation in these devices, supporting tasks such as noise removal, data conditioning, and feature extraction for intelligent decision-making. However, conventional filter implementations on microcontrollers or fixed digital signal processors often struggle …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 3, Issue 2, 2025 · pp. 23–34 Read article
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An Optimized 32 bit Carry Select Adder Using Modified BEC
Abstract: AbstractAdders play a major role in addition of numbers, multiplications and other advanced processors’ design. Among the conventional adder structures, carry select adder is known to be fastest adder. This adder circuit is used for the design of high speed processors. The CSLA adder architecture is such that it is of less power dissipation, area efficient and high speed. CSLA circuit for 8, 16, 32 bits is designed without multiplexer …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 2, 2018 · pp. 27–32 Read article
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Formulation Development and Evaluation Technique for Immediate and Modified Release Capsule
Abstract: The development and evaluation of formulations for immediate-release (IR) and modified-release (MR) capsules represent a critical aspect of pharmaceutical dosage form design, offering distinct advantages in terms of drug release profiles and therapeutic outcomes. This study focuses on the formulation strategies, techniques, and evaluation methods used to develop both IR and MR capsules. Immediate-release capsules are designed to disintegrate quickly in the gastrointestinal tract, ensuring rapid drug absorption, while modified-release …
Published in International Journal of Biochemistry and Biomolecule Research · Vol. 3, Issue 1, 2025 · pp. 1–9 Read article
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Finite Element Approach for Sheet Metal Forming and Springback: A Review
Abstract: The process by which the sheet metal blank is plastically deformed into a 3D shape by the application of external force without much change in thickness is the sheet metal forming process. The paper describes the mechanism of the sheet metal forming process. Numerical simulation of the metal forming processes has now gained the industrial importance, and it has made it possible to simulate the metal deformation and to calculate …
Published in Trends in Machine design · Vol. 5, Issue 1, 2018 · pp. 33–45 Read article
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Design and Implementation of Low Power and Area Efficient Sub Threshold Level Shifter Using 16 nm CMOS Technology
Abstract: An efficient method of modifying subthreshold voltages is proposed here. As an alternative to static power dissipation, the suggested design allows for charging of internal nodes through VDDH. The force of the pull-down mechanism may be increased by connecting a second auxiliary circuit. The transition energy for input frequencies between 1 and 5 MHz is 84 fJ, the propagation delay is 46 ns, the dynamic power dissipation is 0.3 mW, …
Published in International Journal of VLSI Circuit Design & Technology · Vol. 1, Issue 1, 2023 · pp. 16–24 Read article
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Multi Objective Optimization of Lifting Hook Strength for Hitachi Sumitomo Systems Using Cross Sectional Variations
Abstract: Material handling equipment refers to a broad category of mechanical systems used for the movement, storage, regulation, and safeguarding of materials and products throughout different stages such as manufacturing, distribution, usage, and disposal. These systems form an integral part of industrial operations by facilitating efficient handling processes. Typically, material handling equipment can be grouped into four primary classifications: storage and handling devices, engineered systems, industrial transport vehicles, and bulk material …
Published in Trends in Machine design · Vol. 13, Issue 2, 2026 · pp. 1–15 Read article
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Implementation of DCC technique using differential amplifier based filter in 90nm CMOS technology
Abstract: Analog technique with feedback loop is applied to correct the duty cycle of any circuit without using more power. Pulse width modification is used to vary the duty cycle of clock signal. PMC cell is designed for expansion and contraction of pulse width. Differential amplifier based filter is used to detect the duty cycle of the particular clock signal. Differential amplifier and OpAmp are used to achieve adequate gain. The …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 2, 2019 · pp. 13–22 Read article
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Machine Learning Based Optimization of Polymer Structure Property Relationships in Composite Material Systems
Abstract: In modern engineering applications, polymer-based composite materials have garnered a lot of attention because of their lightweight nature, high strength-to-weight ratio, and changing physical features. In order to maximize the relationships between polymer structure and properties in composite materials, this study suggests a strategy based on reinforcement learning (RL). The research utilized the Polymer Composite Properties Dataset, which contains 12,700 records associated with polymer matrices, reinforcement fillers, interfacial bonding characteristics, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 242–255 Read article
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Analysis and Design of Frequency Reconfigurable Microstrip Patch Antenna using PIN Diode
Abstract: A reconfigurable antenna provides modify dynamically its frequency and radiation properties, which will provides the intentional redistribution of the RF currents over the antenna surface. Also this type of antennas provides the dynamical response. The difference between the smart antennas is its lies inside the antenna rather than in an external beamforming network. The proposed structure was simulated by using the High Frequency Structure Software (HFSS) version 15.0. The simulated …
Published in Journal of Mechatronics and Automation · Vol. 5, Issue 1, 2018 · pp. 17–23 Read article
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Swing Restored Low Power and Area Efficient 8-bit Arithmetic Logic Unit Using Modified Gate Diffusion Input Technique
Abstract: AbstractThe arithmetic logic unit (ALU) is one of the most fundamental operational units in any processor. The ALU is the heart of any system or any processor and the core component of the central processing unit because mainly all the fundamental operations are performed by the help of ALU only. So, it can be defined as the combinational unit that is used to perform its logical and arithmetic units. The …
Published in Journal of Microcontroller Engineering and Applications · Vol. 5, Issue 2, 2018 · pp. 19–29 Read article
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Stream Cipher Based Modified Espresso Algorithm for 5G Communication
Abstract: AbstractTo meet the requirement of 5G communication, Dubrova and Hell design Espresso, which is a stream cipher. Espresso uses 128-bit key, 96-bit initial vector (IV) and a 6-degree Boolean function as its output function. Jia-Min and Wen-Feng showed that algebraic attack is possible with time complexity being O(2(66.86)). In this paper, we present a methodology for the modification of Espresso with reformed Galois configuration of 256-bit Nonlinear Feedback Shift Registers …
Published in Journal of Computer Technology & Applications · Vol. 10, Issue 1, 2019 · pp. 32–40 Read article
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Experimental Investigations to Improve the Electrical Characteristics of Nitride-Based Nanoelectronic High Electron Mobility Transistors
Abstract: In this work, the DC and RF performances of conventional nanoelectronic high electron mobility transistor (HEMT) are compared with those of two individually modified HEMT structures in a nano-scale regime. All simulation results are produced by the SILVACO- ATLAS physical simulator according to the performed designs of HEMT structures. In each of these HEMT structures, the formation of quantum well is demonstrated at unbiased condition. In the DC analysis of …
Published in Journal of Semiconductor Devices and Circuits · Vol. 8, Issue 1, 2021 · pp. 14–30 Read article
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Different Aspects and Processes in 3D Printing: An Overview
Abstract: 3D Printing or Additive manufacturing produces actual items from geometric representations by layering on materials one after the other. 3D printing is a rapidly developing technology. These days, 3D printing is employed all over the world. The application of 3D printing technology is expanding in the fields of agricultural, healthcare, automotive, locomotive, and aviation. It is utilized for mass modification and fabrication of various open-source designs. An object can be …
Published in International Journal of Manufacturing and Production Engineering · Vol. 2, Issue 1, 2024 · pp. 24–30 Read article
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Optimized Rectangular Microstrip Patch Antenna for Wireless Communications
Abstract: The design is for a microstrip patch antenna that is rectangular. The wireless local area network [WLAN] resonance frequency of the suggested antenna is 2.4GHz. The antenna's frequency selection has made it ideal for use in wireless local area networks, or WLANs. The antenna design is optimised using the optometric feature of the High Frequency Structure Simulator software (HFSS) to increase the accuracy and efficiency of the suggested antenna. HFSS …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 12, Issue 1, 2025 · pp. 37–47 Read article
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Deflection Analysis of the Leaf Spring Suspension System with the Combination of Helical Springs
Abstract: An efficient and optimized leaf spring suspension system for heavy vehicles must have low deflection but good damping capacity of absorbing shocks and jerks. In this research article, deflection analysis of a modified leaf spring suspension system with the combination of helical spring model is presented. To furnish this end, in the typical leaf spring suspension system model, a helical spring at each side of the master leaf is incorporated. …
Published in Journal of Automobile Engineering and Applications · Vol. 3, Issue 3, 2016 · pp. 21–30 Read article
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AUTOMATED MULTIPLE HACKSAW CUTTING MACHINE
Abstract: The significant and prominent manufacturing process that takes place in the industry is cutting. Cutting is an everyday manufacturing process that is used to attain work pieces of desired shape and size. This project is intended to automate the methods of cutting as much as possible. Therefore, this project is all about ideation, design and fabrication of an automated hacksaw machine that can cut four work pieces simultaneously, using four …
Published in Journal of Mechatronics and Automation · Vol. 9, Issue 3, 2022 · pp. 14–26 Read article
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A Review of Modifications of Cement Slurry Formulations for Carbon Dioxide Storage
Abstract: Climate action, which includes activities aimed at mitigating climate change or reducing its adverse impacts, is the thirteenth goal of the 2030 SDGs (Sustainable Development Goals). Tthe successful commercial deployment of CCS technology would heavily rely on the integrity of the cement sheath used to complete the wellbores at the CO₂ storage sites. It has been established that the cement sheath made from conventional ordinary Portland cement (OPC) is not …
Published in Emerging Trends in Chemical Engineering · Vol. 13, Issue 2, 2026 · pp. 1–21 Read article