Hybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance

Materials with high strength and toughness have always been pursued by academic and industrial communities. This work presented a novel hybrid brick-and-mortar-like structure by introducing the wavy structure of the woodpecker beak for enhanced mechanical performance. The effects of tablet waviness...

Descripción completa

Guardado en:

Detalles Bibliográficos
Autores principales:	Zhongqiu Ding, Ben Wang, Hong Xiao, Yugang Duan
Formato:	article
Lenguaje:	EN
Publicado:	MDPI AG 2021
Materias:	hybrid bio-inspired design nacre woodpecker beak mechanical performance failure mode finite element simulation Organic chemistry QD241-441
Acceso en línea:	https://doaj.org/article/c9135af3a3c246818bc590ea40fd7102
Etiquetas:	Agregar Etiqueta Sin Etiquetas, Sea el primero en etiquetar este registro!

id	oai:doaj.org-article:c9135af3a3c246818bc590ea40fd7102
record_format	dspace
spelling	oai:doaj.org-article:c9135af3a3c246818bc590ea40fd71022021-11-11T18:43:46ZHybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance10.3390/polym132136812073-4360https://doaj.org/article/c9135af3a3c246818bc590ea40fd71022021-10-01T00:00:00Zhttps://www.mdpi.com/2073-4360/13/21/3681https://doaj.org/toc/2073-4360Materials with high strength and toughness have always been pursued by academic and industrial communities. This work presented a novel hybrid brick-and-mortar-like structure by introducing the wavy structure of the woodpecker beak for enhanced mechanical performance. The effects of tablet waviness and tablet wave number on the mechanical performance of the bio-inspired composites were analyzed. Compared with nacre-like composites with a flat tablet, the strength, stiffness and toughness of the novel hybrid nacre-like composite with tablet wave surface increased by up to 191.3%, 46.6% and 811.0%, respectively. The novel failure mode combining soft phase failure and tablet fracture revealed the key to the high toughness of composites. Finite element simulations were conducted to further explore the deformation and stress distribution of the hybrid brick-and-mortar-like structure. It showed that the hybrid brick-and-mortar-like structure can achieve a much better load transfer, which leads to greater tensile deformation in tablet before fracture, thus improving strength and energy absorption. These investigations have implications in the design of composites with high mechanical performance for aerospace, automobile and other manufacturing industries.Zhongqiu DingBen WangHong XiaoYugang DuanMDPI AGarticlehybrid bio-inspired designnacrewoodpecker beakmechanical performancefailure modefinite element simulationOrganic chemistryQD241-441ENPolymers, Vol 13, Iss 3681, p 3681 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	hybrid bio-inspired design nacre woodpecker beak mechanical performance failure mode finite element simulation Organic chemistry QD241-441
spellingShingle	hybrid bio-inspired design nacre woodpecker beak mechanical performance failure mode finite element simulation Organic chemistry QD241-441 Zhongqiu Ding Ben Wang Hong Xiao Yugang Duan Hybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance
description	Materials with high strength and toughness have always been pursued by academic and industrial communities. This work presented a novel hybrid brick-and-mortar-like structure by introducing the wavy structure of the woodpecker beak for enhanced mechanical performance. The effects of tablet waviness and tablet wave number on the mechanical performance of the bio-inspired composites were analyzed. Compared with nacre-like composites with a flat tablet, the strength, stiffness and toughness of the novel hybrid nacre-like composite with tablet wave surface increased by up to 191.3%, 46.6% and 811.0%, respectively. The novel failure mode combining soft phase failure and tablet fracture revealed the key to the high toughness of composites. Finite element simulations were conducted to further explore the deformation and stress distribution of the hybrid brick-and-mortar-like structure. It showed that the hybrid brick-and-mortar-like structure can achieve a much better load transfer, which leads to greater tensile deformation in tablet before fracture, thus improving strength and energy absorption. These investigations have implications in the design of composites with high mechanical performance for aerospace, automobile and other manufacturing industries.
format	article
author	Zhongqiu Ding Ben Wang Hong Xiao Yugang Duan
author_facet	Zhongqiu Ding Ben Wang Hong Xiao Yugang Duan
author_sort	Zhongqiu Ding
title	Hybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance
title_short	Hybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance
title_full	Hybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance
title_fullStr	Hybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance
title_full_unstemmed	Hybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance
title_sort	hybrid bio-inspired structure based on nacre and woodpecker beak for enhanced mechanical performance
publisher	MDPI AG
publishDate	2021
url	https://doaj.org/article/c9135af3a3c246818bc590ea40fd7102
work_keys_str_mv	AT zhongqiuding hybridbioinspiredstructurebasedonnacreandwoodpeckerbeakforenhancedmechanicalperformance AT benwang hybridbioinspiredstructurebasedonnacreandwoodpeckerbeakforenhancedmechanicalperformance AT hongxiao hybridbioinspiredstructurebasedonnacreandwoodpeckerbeakforenhancedmechanicalperformance AT yugangduan hybridbioinspiredstructurebasedonnacreandwoodpeckerbeakforenhancedmechanicalperformance
_version_	1718431788085280768

Hybrid Bio-Inspired Structure Based on Nacre and Woodpecker Beak for Enhanced Mechanical Performance

Ejemplares similares