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  1. No Access

    Chapter

    Composites in Structural Applications

    Composite materials have been used extensively in today’s life owing to its many advantages and applications. Mechanical properties related to composites have been improved by choosing right reinforcement and ...

    Satish Babu Boppana, N. Gopalakrishnan in Structural Composite Materials (2024)

  2. No Access

    Article

    Effects of adjacent and opposite do** in Pt11X2 cluster using Ab initio method

    This article mainly explores the structural and electronic properties of Pt11X2 (X = Au, Cu, Ru and Rh) cluster using Density Function Theory—DFT. The plane wave function of DFT as well as Exchange–Correlation fu...

    B. Arunachalam, R. Manavalan, N. Gopalakrishnan in Indian Journal of Physics (2023)

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    Article

    Methodology for uncoupling translational and torsional modes in framed structure with experimental validation

    Torsional forces may be induced in a building during dynamic excitation when the center of mass does not coincide with the center of rigidity. Estimating the modal parameters of a building structure with a lum...

    G V Rama Rao, C Bharathi Priya, R Sreekala, T Jothi Saravanan, N Gopalakrishnan in Sādhanā (2023)

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    Article

    Theoretical Exploration of Cluster Nanoarchitectonics: Effects of Do** a Ge13 Cluster with Ta, Fe, Pd, and Co through DFT

    This article primarily explores the electronic properties and geometrical structures of a Ge13 cluster with single-atom doped X (Ta, Fe, Pd and Co) based on density functional theory (DFT). The spin-polarized exc...

    B. Arunachalam, R. Manavalan, N. Gopalakrishnan in Journal of Electronic Materials (2023)

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    Chapter and Conference Paper

    Seismic Behaviour of Dry Stack Stone Masonry—A Numerical Study

    Most of the studies on structural masonry are focused on the units that are bonded together with mortar, i.e. wet jointed. However, dry stack masonry also constitutes a good amount of building stocks in ancien...

    H. Gupta, N. Gopalakrishnan, P. Agrawal in Proceedings of 17th Symposium on Earthquak… (2023)

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    Chapter and Conference Paper

    Structural Performance of Retrofitting Strategies for Dry-Stone Masonry Arch Structures

    Stone masonry has been one of the most used construction types in India since ancient times, where most of these structures are constructed using locally available stones or commonly available sandstone, basal...

    H. Gupta, M. Mukherjee, P. Agrawal in Proceedings of 17th Symposium on Earthquak… (2023)

  7. No Access

    Article

    Effects of multi-atom do** into Pt13 cluster using Ab initio method

    This article mainly intended to investigate the structural and electronic properties of Pt13 cluster with two atoms doped M (Ag, Ir, and Pd) within the framework of the density functional theory. The plane wave a...

    B. Arunachalam, R. Manavalan, N. Gopalakrishnan in Theoretical Chemistry Accounts (2022)

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    Article

    Preparation and characterization of BaTiO3natural muscovite composites

    Natural muscovite (nM) exhibiting magnetic vortex states are ball milled into fine powder and mixed in different relative ratios (weight %) with ferroelectric barium titanate (BaTiO3) synthesized by solid-state r...

    M. Kirubanithy, S. Divya, Tae Hwan Oh in Journal of Materials Science: Materials in… (2022)

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    Article

    A clarion call for follow-up of acute kidney injury survivors: perspective from a develo** country

    Acute kidney injury (AKI) is associated with long term adverse renal outcomes. Since AKI is a risk factor for chronic kidney disease (CKD), follow up of AKI survivors assumes significance. Currently, follow up...

    V. Jayaprakash, N. Gopalakrishnan in Journal of Nephrology (2022)

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    Article

    Effect of Cr on ZrO2 nanostructures for gas sensing investigation

    This study deals with the synthesis, characterization and gas sensing interrogations of pure and Cr (5 and 15%) doped ZrO2. The conventional precipitation route is committed for the synthesis of the pure and Cr-d...

    E Hemalatha, N Gopalakrishnan in Bulletin of Materials Science (2021)

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    Article

    Ferromagnetism in Gd-doped ZnO thin films mediated by defects

    Defects play an inevitable role in controlling the optical and magnetic properties of ZnO. In this study, defects were introduced in gadolinium (Gd)-doped ZnO films by depositing in pure argon atmosphere. The ...

    Arya Sukumaran, N Sivanantham, E Vinoth, N Gopalakrishnan in Bulletin of Materials Science (2021)

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    Article

    Effect of heat treatment on the optical properties of layered muscovite single crystal sheets

    Naturally, thin sheets of layered, dioctahedral muscovite single crystals are transparent to visible light. Upon heat treatments performed up to 900  ...

    M Kirubanithy, N Sivanantham, N Gopalakrishnan in Bulletin of Materials Science (2020)

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    Article

    Synthesis of \(\hbox {ZrO}_{2}\) nanostructure for gas sensing application

    \(\hbox {ZrO}_{2}\) ZrO 2 ...

    E Hemalatha, N Gopalakrishnan in Bulletin of Materials Science (2019)

  14. No Access

    Article

    A Review of Indian Grid Codes for Wind Power Generation

    There is an unprecedented growth of wind power generation in India and consequent increase in the penetration level in Indian power system. High penetration of WPG in grid with improved reliability and securit...

    M. P. Bhawalkar, N. Gopalakrishnan in Journal of The Institution of Engineers (I… (2019)

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    Article

    Gas sensing performances of pure and Cu-doped ZrO2 nano structures

    In this paper, we report the gas sensing studies of pure and Cu-doped (3%, 5%, 10%, and 15%) ZrO2 synthesized by conventional precipitation method using ZrOCl2·8H2O and CuCl2·2H2O as precursor, distilled water as...

    E. Hemalatha, N. Gopalakrishnan in Applied Physics A (2019)

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    Article

    Microseismic monitoring application for primary stability evaluation of the powerhouse of the Tapovan Vishnugad Hydropower Project

    The study of micro-cracks, shear zone and redistribution of stress after excavation in the rockmass is required for a stability analysis of the underground structure. The powerhouse of the Tapovan Vishnugad Hy...

    Vikalp Kumar, N Gopalakrishnan, N P Singh in Journal of Earth System Science (2019)

  17. No Access

    Article

    Effect of Fe do** on the NH3 sensing properties of CuO nanostructures

    Herein we report an efficient Fe doped CuO based room temperature sensor for ammonia. The sensors were fabricated by a simple solution casting route whereas, the sensing material was synthesized by a low cost ...

    S. Bhuvaneshwari, N. Gopalakrishnan in Journal of Materials Science: Materials in… (2019)

  18. No Access

    Chapter and Conference Paper

    Analytical Investigations on Structural Damage Identification Using Torsional Wave Propagation

    Damage identification of the concrete pile element through torsional wave propagation technique is studied in this paper. Concrete pile foundations are often prevalent in all engineering structures and their s...

    K. Varun Kumar, T. Jothi Saravanan in Recent Advances in Structural Engineering,… (2019)

  19. No Access

    Chapter and Conference Paper

    Semi-active Control of Structures Using Magnetorheological Elastomer-Based Seismic Isolators and Sliding Mode Control

    Control of structures against the earthquake forces had been a keen topic of interest in research for past decades. Isolator being one such system which works passively to decouple the structure from the earth...

    K. Balamonica, K. Sathish Kumar in Recent Advances in Structural Engineering,… (2019)

  20. No Access

    Chapter and Conference Paper

    Dynamic Behavior of Freestanding Spent Fuel Trays-Stack Without Base Locator During Earthquake Event

    Structural stability of freestanding stacks of trays containing spent fuel bundles submerged in spent fuel water pool during earthquake is of greater concern for safe storing and handling for further reprocess...

    Binu Kumar, O. P. Singh, G. R. Reddy in Recent Advances in Structural Engineering,… (2019)

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