Cajić, Milan and Karličić, Danilo and Adhikari, Sondipon (2024) Inerter-controlled topological interface states in locally resonant lattices with beyond-nearest neighbor coupling. Journal of Applied Physics, 135 (18): 183104. ISSN 0021-8979

Abstract

This paper explores the emergence of topological interface states in one-dimensional locally resonant lattices incorporating inerters in both nearest neighbor (NN) and beyond-nearest neighbor (BNN) coupling. The investigation focuses on the unique wave propagation characteristics of these lattices, particularly the presence and behavior of interface states. The non-trivial topological behavior due to broken inversion symmetry within the unit cell of the locally resonant lattice is comprehensively investigated in the presence of inerters in NN and BNN coupling. The emerging interface states in the supercell analysis exhibit specific spatial and frequency localization properties due to inerter-based BNN interactions. Additionally, the study demonstrates the ability of inerter elements with weak inertance to control the frequency of interface states while maintaining the fundamental topological properties of the lattice. The identified topological interface states in lattices with BNN coupling present an opportunity for designing diverse devices, such as waveguides, filters, sensors, and energy harvesting systems. Overall, this research enhances our comprehension of topological phenomena in inerter-based locally resonant lattices with BNN interactions and introduces possibilities for creating robust and versatile devices based on topologically protected edge/interface states.

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Cajić, Milan
Author

Cajić, Milan and Karličić, Danilo and Adhikari, Sondipon (2024) Inerter-controlled topological interface states in locally resonant lattices with beyond-nearest neighbor coupling. Journal of Applied Physics, 135 (18): 183104. ISSN 0021-8979

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Karličić, Danilo
Author

Cajić, Milan and Karličić, Danilo and Adhikari, Sondipon (2024) Inerter-controlled topological interface states in locally resonant lattices with beyond-nearest neighbor coupling. Journal of Applied Physics, 135 (18): 183104. ISSN 0021-8979

See full publications list
Adhikari, Sondipon
Author

Chowdhury, Sudip and Adhikari, Sondipon (2025) Nonlinear inertial amplifier liquid column dampers. Applied Mathematical Modelling, 140: 115875. ISSN 0307-904X

Chowdhury, Sudip and Adhikari, Sondipon (2025) Nonlinear stiffened inertial amplifier tuned mass friction dampers. Soil Dynamics and Earthquake Engineering, 191: 109264. ISSN 0267-7261

Chowdhury, Sudip and Banerjee, Arnab and Adhikari, Sondipon (2024) From impact to control: inertially amplified friction bearings. ASCE - ASME Journal of Risk and Uncertainty in Engineering Systems, Part A: Civil Engineering, 10 (4). ISSN 2376-7642

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