Scholarship 22/11995-2 - Propagação das ondas, Dinâmica das estruturas - BV FAPESP
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Designing Metamaterials Using Geometrical Nonlinearity to Form a Super Attenuation Band at Low Frequencies

Grant number: 22/11995-2
Support Opportunities:Scholarships in Brazil - Post-Doctoral
Start date: December 01, 2022
End date: November 30, 2025
Field of knowledge:Engineering - Mechanical Engineering - Mechanics of Solids
Principal Investigator:Domingos Alves Rade
Grantee:Vinícius Germanos Cleante
Host Institution: Divisão de Engenharia Mecânica (IEM). Instituto Tecnológico de Aeronáutica (ITA). Ministério da Defesa (Brasil). São José dos Campos , SP, Brazil
Associated research grant:18/15894-0 - Periodic structure design and optimization for enhanced vibroacoustic performance: ENVIBRO, AP.TEM
Associated scholarship(s):24/02409-8 - On the use of local resonators to form a super attenuation band in a beam meta-structure, BE.EP.PD

Abstract

This document describes the plan of work. The project is scheduled to be carried out in 24 months. The project will investigate theoretically metamaterials using geometric nonlinearity aiming at achieving attenuation bands at frequencies lower than 100 Hz. This project will also design and perform experimental tests to validate the theoretical predictions made from the developed model, investigate the practical issues in realising nonlinear metamaterials, and determine their limitations in terms of the attenuation of vibration transmission, also their practical applications in the engineering area.

News published in Agência FAPESP Newsletter about the scholarship:
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Scientific publications
(References retrieved automatically from Web of Science and SciELO through information on FAPESP grants and their corresponding numbers as mentioned in the publications by the authors)
CLEANTE, V. G.; GONCALVES, P. J. P.; WATERS, T.; BRENNAN, M. J.; CARNEIRO, J. P., JR.; RADE, D. A.. An investigation into wave propagation in hanging chains. Journal of Physics: Conference Series, v. 2647, p. 7-pg., . (19/19335-9, 22/11995-2, 22/09543-6, 18/15894-0)
CARNEIRO JR, JEAN P.; BRENNAN, MICHAEL J.; GONSALVES, PAULO J. P.; SOROKIN, VLADISLAV S.; CLEANTE, VINICIUS G.; MACE, BRIAN R.. Controlling vibration propagation in a thin beam using a neutraliser. Journal of Sound and Vibration, v. 602, p. 14-pg., . (22/09543-6, 19/19335-9, 24/02409-8, 18/15894-0, 22/11995-2)