Academic literature on the topic 'Bio-inspired material'

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Journal articles on the topic "Bio-inspired material"

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Stögerer, Johannes, Sonja Baumgartner, Alexander Hochwallner, and Jürgen Stampfl. "Bio-Inspired Toughening of Composites in 3D-Printing." Materials 13, no. 21 (October 22, 2020): 4714. http://dx.doi.org/10.3390/ma13214714.

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Natural materials achieve exceptional mechanical properties by relying on hierarchically structuring their internal architecture. In several marine species, layers of stiff and hard inorganic material are separated by thin compliant organic layers, giving their skeleton both stiffness and toughness. This phenomenon is fundamentally based on the periodical variation of Young’s modulus within the structure. In this study, alteration of mechanical properties is achieved through a layer-wise build-up of two different materials. A hybrid 3D-printing device combining stereolithography and inkjet printing is used for the manufacturing process. Both components used in this system, the ink for jetting and the resin for structuring by stereolithography (SLA), are acrylate-based and photo-curable. Layers of resin and ink are solidified separately using two different light sources (λ1 = 375 nm, λ2 = 455 nm). Three composite sample groups (i.e., one hybrid material, two control groups) are built. Measurements reveal an increase in fracture toughness and elongation at break of 70% and 22%, respectively, for the hybrid material compared to the control groups. Moreover, the comparison of the two control groups shows that the effect is essentially dependent on different materials being well contained within separated layers. This bio-inspired building approach increases fracture toughness of an inherently brittle matrix material.
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Budholiya, Sejal, Aayush Bhat, S. Aravind Raj, Mohamed Thariq Hameed Sultan, Ain Umaira Md Shah, and Adi A. Basri. "State of the Art Review about Bio-Inspired Design and Applications: An Aerospace Perspective." Applied Sciences 11, no. 11 (May 29, 2021): 5054. http://dx.doi.org/10.3390/app11115054.

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The field of bio-inspired design has tremendously transitioned into newer automated methods, yet there are methods being discovered which can elucidate underlying principles in design, materials, and manufacturing. Bio-inspired design aims to translate knowledge from the natural world to the current trends in industry. The recent growth in additive manufacturing (AM)methods has fueled the tremendous growth of bio-inspired products. It has enabled the production of intricate and complicated features notably used in the aerospace industry. Numerous methodologies were adopted to analyse the process of bio-inspired material selection, manufacturing methods, design, and applications. In the current review, different approaches are implemented to utilize bio-inspired designs that have revolutionized the aerospace industry, focusing on AM methods.
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Shen, Xinhui, Jinguo Liu, Pengwei Zhang, Zhiyu Ni, and Yuwang Liu. "Analysis of the dynamic mechanical property of multiple direction impact protection structure inspired by C60 molecule." Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science 233, no. 17 (July 11, 2019): 5919–32. http://dx.doi.org/10.1177/0954406219862302.

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The natural structures have excellent dynamic mechanical properties. In this work, an impact protection structure inspired by the C60 molecule was proposed. And a model of a hollow ball protected by the bio-inspired C60 molecular structure during a drop testing was built. For the bio-inspired C60 molecular structure, the drop process and the dynamic mechanical property was investigated by LS-DYNA software. The results indicate that the bio-inspired C60 molecular structure has a good ability to protect against impact. Furthermore, the effects of the diameter ratio, materials, drop height, and angle were discussed. These variations of geometry and material can influence the dynamic mechanical properties of the bio-inspired C60 molecular impact protection structure.
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Zheng, Wendong, Bowen Wang, Huaping Liu, Xiaodong Wang, Yongjian Li, and Changgeng Zhang. "Bio-Inspired Magnetostrictive Tactile Sensor for Surface Material Recognition." IEEE Transactions on Magnetics 55, no. 7 (July 2019): 1–7. http://dx.doi.org/10.1109/tmag.2019.2898546.

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Coyle, Stephen, Carmel Majidi, Philip LeDuc, and K. Jimmy Hsia. "Bio-inspired soft robotics: Material selection, actuation, and design." Extreme Mechanics Letters 22 (July 2018): 51–59. http://dx.doi.org/10.1016/j.eml.2018.05.003.

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Rudykh, Stephan, Christine Ortiz, and Mary C. Boyce. "Flexibility and protection by design: imbricated hybrid microstructures of bio-inspired armor." Soft Matter 11, no. 13 (2015): 2547–54. http://dx.doi.org/10.1039/c4sm02907k.

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Inspired by the imbricated scale-tissue flexible armor of elasmoid fish, we design hybrid stiff plate/soft matrix material architectures. Indentation and bending tests on bio-inspired 3D-printed prototype materials reveal their ability to provide protection against penetration while preserving flexibility.
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Yamaguchi, Takeo, Taichi Ito, and Shuhei Okajima. "Systematic Material Design for Bio-system Inspired Molecular Recognition Membranes." MEMBRANE 30, no. 3 (2005): 124–31. http://dx.doi.org/10.5360/membrane.30.124.

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Huang, Jinhua, Helen Durden, and Mostafiz Chowdhury. "Bio-inspired armor protective material systems for ballistic shock mitigation." Materials & Design 32, no. 7 (August 2011): 3702–10. http://dx.doi.org/10.1016/j.matdes.2011.03.061.

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Zhao, Weijie. "Bio-inspired superwettable materials: an interview with Lei Jiang." National Science Review 4, no. 5 (September 1, 2017): 781–84. http://dx.doi.org/10.1093/nsr/nwx140.

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Abstract Scientists have been aware of the phenomenon of superwettability for more than two centuries. In 1805, British scientist Thomas Young introduced the concept of the contact angle to evaluate the wettability of liquid on a solid material surface. Superwettable materials have only become a fast-developing research area over the past two decades, with scientists beginning to investigate and mimic the micro-/nanostructures of natural superwettable materials. Elucidation of the micro-/nanostructures of natural superwettable materials, from superhydrophobic lotus leaves and superhydrophilic spider silk to superoleophobic (oil-repelling) fish scales, has greatly propelled the development of this field. Superwettable materials have found wide applications such as liquid–liquid separation, sensors and energy conversion devices. Lei Jiang, an academician of the Chinese Academy of Sciences, a fellow of The World Academy of Sciences (TWAS) and a foreign member of the US National Academy of Engineering, is a pioneer in the field of bio-inspired superwettable materials. He proposed the ‘binary cooperative complementary principle’ that nanoscale structural arrangements of two materials with complementary properties can result in functional macroscopic materials, which provided a framework for the design of superwettable materials. In this recent NSR interview, Jiang discussed the theory and applications of this field over the past two decades, and reflected upon innovative scientific research in general.
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Fischer, Parks, and Mannhart. "Bio-Inspired Synthetic Ivory as a Sustainable Material for Piano Keys." Sustainability 11, no. 23 (November 20, 2019): 6538. http://dx.doi.org/10.3390/su11236538.

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Natural ivory is no longer readily or legally available, as it is obtained primarily from elephant tusks, which now enjoy international protection. Ivory, however, is the best material known for piano keys. We present a hydroxylapatite–gelatin biocomposite that is chemically identical to natural ivory but with functional properties optimized to replace it. As this biocomposite is fabricated from abundant materials in an environmentally friendly process and is furthermore biodegradable, it is a sustainable solution for piano keys with the ideal functional properties of natural ivory.
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Dissertations / Theses on the topic "Bio-inspired material"

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Wan, Yiyang. "Bio-Inspired Material Surfaces with Self-cleaning, Micromanipulation and Water Collection." Thesis, University of North Texas, 2019. https://digital.library.unt.edu/ark:/67531/metadc1505257/.

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Geckos are famous for the skill of switchable adhesion that they use to stick on various surface while keep their fingers super clean. In the dissertation, a unique mechanism was discovered to explain gecko self-cleaning phenomena. Using atomic force microscopy (AFM), we managed to compare the microparticle-substrate adhesion and the microparticle-seta adhesion with a single seta bonded to the AFM cantilever. A dynamic effect was approved that high pulling-off speed could increase the microparticle-substrate adhesion and thus the self-cleaning appears at high moving speed. Based on the self-cleaning theory, a gecko-inspired N-doped graphene surface with switchable adhesion was achieved, which was designed into a bio-inspired micromanipulator with a success rate over 90%. When electrical bias was applied on this biomimetic surface, the charge concentration induced an electrical double layer (ELD) on the convex surfaces, which attracts polar water molecules to form a water bridge on it, significantly enhancing the adhesion on the wrinkled graphene surface, mimicking the capillary force on beetle feet. Therefore, the bio-inspired adhesive surface can be controlled with speed, electrical bias, humidity and different material surfaces. The water attraction phenomenon on the polarized surface was further tested for the potential application of water collection and evaporation in microsystems.
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Chiari, Lucile. "Développement de nouveaux systèmes bio-hybrides pour la photocatalyse asymétrique." Thesis, Université Grenoble Alpes (ComUE), 2019. http://www.theses.fr/2019GREAV029.

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Au cours des dernières décennies, le développement d'une chimie durable est devenu une priorité pour notre société Dans ce contexte, la biocatalyse, par l’utilisation d’enzymes naturelles, modifiées ou artificielles constituées d’un catalyseur de synthèse greffé au sein d’une protéine apparait comme une solution intéressante.Dans ce projet, nous cherchons à développer des photocatalyseurs bio-hybrides combinant un photosensibilisateurs (RuPhot) et un catalyseurs (RuCat) au sein d'un cristal protéique pour la photocatalyse hétérogène d’oxydation asymétrique de substrats organiques en utilisant l’eau comme seule source d’atome d’oxygène. La protéine sélectionnée est le domaine d'oligomérisation de la protéine Leafy du Ginkgo biloba. Cette protéine est capable de générer des structures poreuses par auto-assemblage. A l'intérieur des tubes, une chaîne peptidique d'environ 30 acides aminés par monomère est présente et servira de plateforme de greffage. Trois systèmes hybrides cristallins avec RuPhot et RuCat seuls ainsi qu’avec une combinaison des deux ont été obtenus. La mise au point des techniques de caractérisation a été faite sur l’hybride RuCat apportant des informations intéressantes sur la cinétique et la sélectivité du greffage ainsi que sur une modification du catalyseur intervenant au cours du greffage. Les études réalisées sur l’hybrides RuPhot ont quant à elles montrées qu’il était possible, comme cela était planifié de greffer plusieurs chromophores par protéine et de pouvoir bénéficier ainsi d’un effet d’antenne pour une efficacité maximisée. Les études catalytiques pour l'oxydation des sulfures et des alcènes sont en cours.Dans un tout autre domaine, 16% de cette thèse a été consacré à un contrat de doctorat conseil auprès de l'entreprise NMRBio. L'objectif était de développer de nouvelles voies de synthèses de composés marqués par des isotopes stables en vue d'études structurales et dynamiques de protéines par RMN
For the last decades the development of sustainable chemistry became a priority for our society. In this context, biocatalysis appears to be an interesting solution, through the use of natural, modified or artificial enzymes consisting of a synthetic catalyst grafted into a protein.In this project, we aim to develop bio-hybrid photocatalysts combining a photosensitizer (RuPhot) and a catalyst (RuCat) within a protein crystal for heterogeneous asymmetric oxidation photocatalysis of organic substrates using water as the only source of oxygen atoms. The selected protein is the oligomerization domain of the Leafy protein of Ginkgo biloba. This protein is able to generate porous structures by self-assembly. Inside the tubes, a peptide chain of about 30 amino acids per monomer is present and it will serve as grafting platform. Three crystalline hybrid systems were obtained with RuPhot and RuCat alone as well as a combination of the two. The characterization was carried out on the RuCat hybrid providing interesting information on the kinetics and selectivity of grafting as well as on a modification of the catalyst during grafting. The studies carried out on the RuPhot hybrids have shown that it was possible, as planned, to graft several chromophores per protein and thus benefit from an antenna effect for maximum efficiency. Catalytic studies for the oxidation of sulphides and alkenes are underway.In a completely different field, 16% of this thesis was devoted to a doctoral consulting contract with the company NMRBio. The objective was to develop new pathways for the synthesis of stable isotope-labelled compounds in order to perform structural and dynamic NMR studies in proteins
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Ghodratighalati, Mohamad. "Multiscale Modeling of Fatigue and Fracture in Polycrystalline Metals, 3D Printed Metals, and Bio-inspired Materials." Diss., Virginia Tech, 2020. http://hdl.handle.net/10919/104944.

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The goal of this research is developing a computational framework to study mechanical fatigue and fracture at different length scales for a broad range of materials. The developed multiscale framework is utilized to study the details of fracture and fatigue for the rolling contact in rails, additively manufactured alloys, and bio-inspired hierarchical materials. Rolling contact fatigue (RCF) is a major source of failure and a dominant cause of maintenance and replacements in many railways around the world. The highly-localized stress in a relatively small contact area at the wheel-rail interface promotes micro-crack initiation and propagation near the surface of the rail. 2D and 3D microstructural-based computational frameworks are developed for studying the rolling contact fatigue in rail materials. The method can predict RCF life and simulate crack initiation sites under various conditions. The results obtained from studying RCF behavior in different conditions will help better maintenance of the railways and increase the safety of trains. The developed framework is employed to study the fracture and fatigue behavior in 3D printed metallic alloys fabricated by selective laser melting (SLM) method. SLM method as a part of metal additive manufacturing (AM) technologies is revolutionizing the manufacturing sector and is being utilized across a diverse array of industries, including biomedical, automotive, aerospace, energy, consumer goods, and many others. Since experiments on 3D printed alloys are considerably time-consuming and expensive, computational analysis is a proper alternative to reduce cost and time. In this research, a computational framework is developed to study fracture and fatigue in different scales in 3D printed alloys fabricated by the SLM method. Our method for studying the fatigue at the microstructural level of 3D printed alloys is pioneering with no similar work being available in the literature. Our studies can be used as a first step toward establishing comprehensive numerical frameworks to investigate fracture and fatigue behavior of 3D metallic devices with complex geometries, fabricated by 3D printing. Composite materials are fabricated by combining the attractive mechanical properties of materials into one system. A combination of materials with different mechanical properties, size, geometry, and order of different phases can lead to fabricating a new material with a wide range of properties. A fundamental problem in engineering is how to find the design that exhibits the best combination of these properties. Biological composites like bone, nacre, and teeth attracted much attention among the researchers. These materials are constructed from simple building blocks and show an uncommon combination of high strength and toughness. By inspiring from simple building blocks in bio-inspired materials, we have simulated fracture behavior of a pre-designed composite material consisting of soft and stiff building blocks. The results show a better performance of bio-inspired composites compared to their building blocks. Furthermore, an optimization methodology is implemented into the designing the bio-inspired composites for the first time, which enables us to perform the bio-inspired material design with the target of finding the most efficient geometries that can resist defects in their structure. This study can be used as an effective reference for creating damage-tolerant structures with improved mechanical behavior.
Doctor of Philosophy
The goal of this research is developing a multiscale framework to study the details of fracture and fatigue for the rolling contact in rails, additively manufactured alloys, and bio-inspired hierarchical materials. Rolling contact fatigue (RCF) is a major source of failure and a dominant cause of maintenance and replacements in many railways around the world. Different computational models are developed for studying rolling contact fatigue in rail materials. The method can predict RCF life and simulate crack initiation sites under various conditions and the results will help better maintenance of the railways and increase the safety of trains. The developed model is employed to study the fracture and fatigue behavior in 3D printed metals created by the selective laser melting (SLM) method. SLM method as a part of metal additive manufacturing (AM) technologies is revolutionizing industries including biomedical, automotive, aerospace, energy, and many others. Since experiments on 3D printed metals are considerably time-consuming and expensive, computational analysis is a proper alternative to reduce cost and time. Our method for studying the fatigue at the microstructural level of 3D printed alloys can help to create more fatigue and fracture resistant materials. In the last section, we have studied fracture behavior in bio-inspired materials. A fundamental problem in engineering is how to find the design that exhibits the best combination of mechanical properties. Biological materials like bone, nacre, and teeth are constructed from simple building blocks and show a surprising combination of high strength and toughness. By inspiring from these materials, we have simulated fracture behavior of a pre-designed composite material consisting of soft and stiff building blocks. The results show a better performance of bio-inspired structure compared to its building blocks. Furthermore, an optimization method is implemented into the designing the bio-inspired structures for the first time, which enables us to perform the bio-inspired material design with the target of finding the most efficient geometries that can resist defects in their structure.
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McConney, Michael Edward. "Learning and applying material-based sensing lessons from nature." Diss., Atlanta, Ga. : Georgia Institute of Technology, 2009. http://hdl.handle.net/1853/29749.

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Thesis (Ph.D)--Polymer, Textile and Fiber Engineering, Georgia Institute of Technology, 2010.
Committee Chair: Tsukruk, Vladimir; Committee Member: Shofner, Meisha; Committee Member: Srinivasarao, Mohan; Committee Member: Thio, Yonathan; Committee Member: Weissburg, Marc. Part of the SMARTech Electronic Thesis and Dissertation Collection.
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Walish, Joseph John. "Bio-inspired optical components." Thesis, Massachusetts Institute of Technology, 2008. http://hdl.handle.net/1721.1/45950.

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Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Materials Science and Engineering, 2008.
Includes bibliographical references.
Guiding electro-magnetic radiation is fundamental to optics. Lenses, mirrors, and photonic crystals all accomplish this task by different routes. Understanding the interaction of light with materials is fundamental to improving and extending optical science and engineering as well as producing novel optical elements. Improvement in this understanding should not only include work to understand the interaction with traditional engineering materials but also should target the understanding of the interaction of electromagnetic radiation with biological structures as millions of years of evolution have sorted out numerous ways to modulate light (e.g. the fish eye or the skin of the octopus). The goal of this thesis work is to fabricate novel optical elements by taking cues from nature and extending the state of the art in light guiding behavior. Here, optical elements are defined as structured materials that guide or direct electromagnetic radiation in a predetermined manner. The work presented in this thesis encompasses biologically inspired tunable multilayer reflectors made from block copolymers and improvements to liquid filled lenses which mimic the human eye.In this thesis a poly(styrene)-poly(2-vinylpyridine) block copolymer was used to create a bio-mimetic, one-dimensional, multilayer reflector. The wavelengths of light reflected from this multilayer reflector or Bragg stack were tuned by the application of stimuli which included temperature, change in the solvent environment, pH, salt concentration in the solvent, and electrochemistry.
(cont.) A linear-shear rheometer was also built to investigate the mechanochromic color change brought about through the shearing of a one-dimensional, high molecular-weight, block-copolymer, photonic gel. Biologically inspired lenses were also studied through the construction of a finite element model which simulated the behavior of a liquid-filled lens. Several tunable parameters, such as the modulus, internal residual stress, and thickness of the membrane were studied for their influence on the shape of the lens membrane. Based on these findings, suggestions for the reduction of spherical aberration in a liquid filled lens were made. A gradient in the elastic modulus of the membrane was also investigated for use in the reduction of spherical aberration.
by Joseph John Walish.
Ph.D.
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Santi, Sofia. "Bio-inspired materials for spinal cord regeneration." Doctoral thesis, Università degli studi di Trento, 2021. http://hdl.handle.net/11572/319486.

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This work proposes minimally invasive solutions for spinal cord regeneration after trauma. In particular, injectable biomaterials can be precisely positioned in the lesion site, and eventually repetitively injected until the complete regeneration of the tissue. For this application, a silk fibroin functionalized with collagen type IV and laminin-derived peptides, called bio-inspired multifunctionalized silk fibroin (BMS), possessing piezoelectric properties, has been synthesized. Another approach that avoids damages to the spinal cord is proposed in the thesis as a multilayer hydrogel with piezoelectric properties that acts as a bridge between the healthy parts surrounding the injury. The multilayer hydrogel consists of i) a thin-layer of gelatin and fish collagen functionalized with VEGF for blood vessels formation, which helps the survival of the cells integrating with the pia mater of the spinal cord; ii) a BMS layer, which helps the adhesion, migration of neural stem cells and induces the sprouting of the axons thanks to the presence of Netrin (a chemoattractive protein); and iii) an adhesive layer of polydopamine (PDA) to fix the patch on the injured site. The adhesive patch exhibits a potential larger than an injectable hydrogel that could guarantee a long-term cell survival and help the axons to move towards a direction. The adhesive patch will be located on the surface of the spinal cord and the chemoattractive protein will induce the sprouting of the ascendant or descendant axons in the spinal cord to reach the axons present in the patch, restoring a signal connection. Even if not final, the results indicate that the above strategy could be explored further for the regeneration of the spinal cord.
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Monemian, Seyedali. "Tuning Mechanics of Bio-Inspired Polymeric Materials through Supramolecular Chemistry." Case Western Reserve University School of Graduate Studies / OhioLINK, 2016. http://rave.ohiolink.edu/etdc/view?acc_num=case1467882025.

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Grindy, Scott C. (Scott Charles). "Complex mechanical design of bio-inspired model transient network hydrogels." Thesis, Massachusetts Institute of Technology, 2017. http://hdl.handle.net/1721.1/111249.

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Thesis: Ph. D., Massachusetts Institute of Technology, Department of Materials Science and Engineering, 2017.
This electronic version was submitted by the student author. The certified thesis is available in the Institute Archives and Special Collections.
Cataloged from student-submitted PDF version of thesis.
Includes bibliographical references (pages 179-191).
The mechanical properties of viscoelastic soft materials are strongly time-dependent, such that we must describe their mechanical properties with material functions. This is an inherently difficult problem for materials scientists: typically,we define structure-property relationships in terms of scalar material properties, such that modifying a material's structure affects a target material property. However, if the property of interest is function-valued, modifying the material's structure may affect different parts of the material function in undesirable ways. The increased dimensionality of the target material property therefore renders the overall materials design problem for soft materials significantly more difficult. Recently, transient interactions have been shown to vastly improve the mechanical properties of soft materials by providing increased energy dissipation through the dissociation of the reversible bonds. However, there is a wide variety of transient interactions to choose from, varying widely in binding strength, kinetics, specificity, and stoichiometry of the groups that form the association. More research needs to be done to identify what physical laws apply universally across the types of transient associations, and what differentiates the abilities of different types of interactions to control material mechanics. In this thesis,we show how transient metal-coordinate bonds inspired by the chemistry of the mussel byssal threads can be used to engineer viscoelastic material functions in an intuitive and facile manner. We show that intelligent understanding of the thermodynamics and kinetics of metal-coordinate complexes allows quasi-independent control over different regimes of the viscoelastic material function. We draw from classical polymer physics and metal-coordinate chemistry to show that our 4-arm polyethylene glycol-based hydrogels crosslinked with transient histidine:metal bonds represent a uniquely ideal system for probing fundamental questions in how the properties of transient interactions affect viscoelastic material functions. In the final part of this thesis, we extend our control over the viscoelastic material functions of hydrogels by exploiting the redox-sensitivity of histidine:metal crosslinks. In this way, we show how histidine:metal interactions are perhaps more versatile than other types of transient interactions, promising a facile way to examine structure-property relationships in transient networks.
by Scott C. Grindy.
Ph. D.
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Ransil, Alan Patrick Adams. "A bio-inspired approach to increase device-level energy density." Thesis, Massachusetts Institute of Technology, 2018. http://hdl.handle.net/1721.1/120391.

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Thesis: Ph. D., Massachusetts Institute of Technology, Department of Materials Science and Engineering, 2018.
Cataloged from PDF version of thesis.
Includes bibliographical references (pages 120-153).
Battery research has historically focused on improving the properties of the active materials that directly store energy. This research has resulted in active materials with higher specific capacity, increased the voltage of batteries in order to store more energy per electron, and lead to the development of electrolytes and binders compatible with high-performance active materials. However, Lithium-Ion Batteries (LIB) are nearing the limits of energy density achievable using a traditional battery design. Structural batteries are a fundamentally distinct route to optimize device performance, aiming to replace structural materials such as metals, plastics, and composites with multifunctional energy-storing materials. By increasing the device mass fraction that is devoted to energy storage, this strategy could more than double the battery life of electronic devices without requiring improved active materials. In this thesis, I show that rigid, load-bearing electrodes suitable for structural batteries can be fabricated using a novel silicate binder. This binder .can be used to distribute load both within layers and throughout the battery by adhering adjacent battery layers. This innovation turns the entire battery stack into a novel monolithic engineering ceramic referred to as a Structural Ceramic Battery (SCB). Unlike previously published binders, this material does not soften with the introduction of electrolyte, it promotes charge transport within the electrode, and it is compatible with a range of active materials employed in batteries today. This thesis furthermore outlines versatile manufacturing methods making it possible to produce SCBs with a wide variety of shapes and form factors amenable to large-scale production. It is envisioned that this SCB architecture will be used to improve the energy density of both ground-based and flying electric vehicles, and that as improved active material chemistries are discovered they will be dropped in to this architecture in order to promote future increases in vehicle-level energy density.
by Alan Ransil.
Ph. D.
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Lin, Erica (Erica S. C. ). "Bio-inspired design of geometrically-structured suture interfaces and composites." Thesis, Massachusetts Institute of Technology, 2015. http://hdl.handle.net/1721.1/98580.

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Thesis: Ph. D., Massachusetts Institute of Technology, Department of Materials Science and Engineering, 2015.
This electronic version was submitted by the student author. The certified thesis is available in the Institute Archives and Special Collections.
Cataloged from student-submitted PDF version of thesis.
Includes bibliographical references (pages 90-93).
Nature is filled with incredible examples of multi-functional materials that have evolved to possess tailored mechanical behavior. This thesis explores the structure-function-property relationship and design principles of geometrically-structured suture interfaces and composites. Suture interfaces are mechanical structures found in rigid natural materials (e.g. human skulls, turtle shells, seashells) that bear loads and provide flexibility for respiration and growth. The geometry of suture interfaces has been shown to vary within species, across species, through development, and over time as organisms evolve. Using mechanical testing of 3D-printed, bio-inspired prototypes, finite element simulations, and analytical modeling, this thesis offers a systematic, comprehensive understanding of the relationship between suture interface geometry and mechanical behavior and provides insight into the suture interface geometries that exist in nature. Triangular, general trapezoidal, and hierarchical suture interfaces and composites are designed, fabricated, and tested. The stiffness, strength, toughness, and failure mechanisms of suture interfaces are shown to be directly influenced by suture geometry. Therefore, mechanical behavior of suture interfaces can be tailored or amplified through small changes in geometry. In addition, the bending behavior of suture composites can also be tailored through changes in suture interface geometry. With a detailed understanding of the deformation mechanisms of suture composites, optimal, multi-scale, hierarchical geometries can be designed.
by Erica Lin.
Ph. D.
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Books on the topic "Bio-inspired material"

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Zelisko, Paul M., ed. Bio-Inspired Silicon-Based Materials. Dordrecht: Springer Netherlands, 2014. http://dx.doi.org/10.1007/978-94-017-9439-8.

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Brennan, Anthony B., and Chelsea M. Kirschner, eds. Bio-inspired Materials for Biomedical Engineering. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2014. http://dx.doi.org/10.1002/9781118843499.

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Anne, Kusterbeck, and Hiltz John A, eds. Bio-inspired materials and sensing systems. Cambridge, UK: RSC Pub., 2011.

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A, Favre Eduardo, and Fuentes Néstor O, eds. Functional properties of bio-inspired surfaces: Characterization and technological applications. Hackensack, NJ: World Scientific, 2009.

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Hou, Xu. Bio-inspired Asymmetric Design and Building of Biomimetic Smart Single Nanochannels. Berlin, Heidelberg: Springer Berlin Heidelberg, 2013.

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Bezerra, Ulisses Targino, Heber Sivini Ferreira, and Normando Perazzo Barbosa, eds. Bio-Inspired Materials. BENTHAM SCIENCE PUBLISHERS, 2019. http://dx.doi.org/10.2174/97898114068981190601.

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Pang, Changhyun, Chanseok Lee, Hoon Eui Jeong, and Kahp-Yang Suh. Skin and dry adhesion. Oxford University Press, 2018. http://dx.doi.org/10.1093/oso/9780199674923.003.0022.

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Close observation of various attachment systems in animal skins has revealed various exquisite multi-scale architectures for essential functions such as locomotion, crawling, mating, and protection from predators. Some of these adhesion systems of geckos and beetles have unique structural features (e.g. high-aspect ratio, tilted angle, and hierarchical nanostructure), resulting in mechanical interlocking mediated by van der Waals forces or liquid secretion (capillary force). In this chapter, we present an overview of recent advances in bio-inspired, artificial dry adhesives, and biomimetics in the context of nanofabrication and material properties. In addition, relevant bio-inspired structural materials, devices (clean transportation device, interlocker, biomedical skin patch, and flexible strain-gauge sensor) and microrobots are briefly introduced, which would shed light on future smart, directional, and reversible adhesion systems.
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Zelisko, Paul M. Bio-Inspired Silicon-Based Materials. Springer, 2016.

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Zelisko, Paul M. Bio-Inspired Silicon-Based Materials. Springer, 2014.

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1963-, Zhou Yong, ed. Bio-inspired nanomaterials and nanotechnology. Hauppauge, NY: Nova Science, 2009.

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Book chapters on the topic "Bio-inspired material"

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Kollar, Elizabeth W., Christopher L. Dearth, and Stephen F. Badylak. "Biologic Scaffolds Composed of Extracellular Matrix as a Natural Material for Wound Healing." In Bio-inspired Materials for Biomedical Engineering, 111–24. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2014. http://dx.doi.org/10.1002/9781118843499.ch7.

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Buonamici, Francesco, Yary Volpe, Rocco Furferi, Monica Carfagni, Giovanni Signorini, Giacomo Goli, Lapo Governi, and Marco Fioravanti. "Bamboo’s Bio-inspired Material Design Through Additive Manufacturing Technologies." In Lecture Notes in Civil Engineering, 809–26. Cham: Springer International Publishing, 2019. http://dx.doi.org/10.1007/978-3-030-03676-8_32.

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Conrad, Stefan, Thomas Speck, and Falk Tauber. "Multi-material 3D-Printer for Rapid Prototyping of Bio-Inspired Soft Robotic Elements." In Biomimetic and Biohybrid Systems, 46–54. Cham: Springer International Publishing, 2020. http://dx.doi.org/10.1007/978-3-030-64313-3_6.

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Pa, P. S. "Nanostructure Thin-Film Removal via a Cylinders Tool for Computer Touch Sensing Material." In Proceedings of The Eighth International Conference on Bio-Inspired Computing: Theories and Applications (BIC-TA), 2013, 939–47. Berlin, Heidelberg: Springer Berlin Heidelberg, 2013. http://dx.doi.org/10.1007/978-3-642-37502-6_110.

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Walsh, Tiffany R. "Fundamentals of Peptide-Materials Interfaces." In Bio-Inspired Nanotechnology, 17–36. New York, NY: Springer New York, 2014. http://dx.doi.org/10.1007/978-1-4614-9446-1_2.

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Karaca, Banu Taktak, Marketa Hnilova, and Candan Tamerler. "Addressable Biological Functionalization of Inorganics: Materials-Selective Fusion Proteins in Bio-nanotechnology." In Bio-Inspired Nanotechnology, 221–55. New York, NY: Springer New York, 2014. http://dx.doi.org/10.1007/978-1-4614-9446-1_8.

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Das, Saurabh, Saurabh Das, Saurabh Das, B. Kollbe Ahn, and B. Kollbe Ahn. "Bio-inspired Coatings and Adhesives." In Advanced Surface Engineering Materials, 1–31. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2016. http://dx.doi.org/10.1002/9781119314196.ch1.

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Lewis, Jamal S., and Benjamin G. Keselowsky. "Immunomimetic Materials." In Bio-inspired Materials for Biomedical Engineering, 357–69. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2014. http://dx.doi.org/10.1002/9781118843499.ch18.

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Lienhard, J., S. Schleicher, and J. Knippers. "Bio-inspired, Flexible Structures and Materials." In Biotechnologies and Biomimetics for Civil Engineering, 275–96. Cham: Springer International Publishing, 2014. http://dx.doi.org/10.1007/978-3-319-09287-4_12.

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Martins, Albino, Marta Alves da Silva, Ana Costa-Pinto, Rui L. Reis, and Nuno M. Neves. "Bio-Inspired Integration of Natural Materials." In Bio-inspired Materials for Biomedical Engineering, 125–50. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2014. http://dx.doi.org/10.1002/9781118843499.ch8.

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Conference papers on the topic "Bio-inspired material"

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Biggins, Peter, Peter Lloyd, David Salmond, and Anne Kusterbeck. "Material requirements for bio-inspired sensing systems." In SPIE Europe Security and Defence, edited by James G. Grote, Francois Kajzar, and Mikael Lindgren. SPIE, 2008. http://dx.doi.org/10.1117/12.801702.

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Alqalami, T., V. Ahmed, and M. Ormerod. "Bio-inspired design material: a multipurpose case study." In BIM 2015. Southampton, UK: WIT Press, 2015. http://dx.doi.org/10.2495/bim150461.

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Bakhtiyarov, Sayavur I., and Elguja R. Kutelia. "Bio-Inspired Engineering: Self-Healing Materials." In ASME 2016 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2016. http://dx.doi.org/10.1115/imece2016-65030.

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The objective of this study was to develop a composite metallic material with self-healing capabilities. A developed heterogeneous metal/ceramic composite is able to self-heal at temperatures as high as 1,200 °C.
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McCullar, Katie S., Preston C. Rhodes, S. Austin Underhill, and Jacquelyn K. S. Nagel. "Application of Bio-Inspired Design to Minimize Material Diversity." In ASME 2016 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference. American Society of Mechanical Engineers, 2016. http://dx.doi.org/10.1115/detc2016-59684.

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Bio-inspired design, or biomimicry, is an approach to innovation that takes nature’s time-tested patterns, forms, functions, processes, and materials and uses them to develop engineering solutions. In this project we take inspiration from biological morphologies to develop new forms for semi-recyclable products. Biological systems exhibit multi-functionality from form, not necessarily material, which offers inspiration for product life-cycle management. The goal is to better understand the connection between form and function as found in nature to enable sustainable product design and enhance additive manufacturing processes. Through the application of bio-inspired design product recyclability is increased through minimization of material diversity while still achieving desired functions. One inspiring biological morphology that has been utilized across multiple biological kingdoms and in this research is variations in hardness and flexibility found in alternating layers that are used to provide strength, durability and protection. Another inspiring morphology considered in this research is the backbone of water-diving birds, which consists of an intricately braided spine with parallel holes along each side. These holes allow for shock absorbance and force dispersion. These multi-function forms have resulted in the redesign of a semi-recyclable product fabricated using additive manufacturing to create a product that is made from a single material yet still achieves all necessary functions. Key contributions of this research include approaches for additive manufacturing strategies such as material utilization that align with a product’s life cycle, thus increasing the recyclability of the product.
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Lebedev, Nikolai, Scott A. Trammell, Stanislav Tsoi, Anthony Spano, Jin Ho Kim, Jimmy Xu, Mark E. Twigg, and Joel M. Schnur. "Bio-inspired photo-electronic material based on photosynthetic proteins." In SPIE NanoScience + Engineering, edited by Norihisa Kobayashi, Fahima Ouchen, and Ileana Rau. SPIE, 2009. http://dx.doi.org/10.1117/12.829353.

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Jovanova, Jovana, Simona Domazetovska, and Vasko Changoski. "Smart Material Actuation of Multi-Locomotion Robot." In ASME 2019 Conference on Smart Materials, Adaptive Structures and Intelligent Systems. American Society of Mechanical Engineers, 2019. http://dx.doi.org/10.1115/smasis2019-5675.

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Abstract The focus of this research is modeling, simulation and prototyping of multi-locomotion bio-inspired robot. The actuation is based on shape memory alloys (SMAs) smart materials to achieve different styles of movements. Soft-bodied robots have potential to exploit morphological computation to adapt and interact with reduced control complexity. Observing the movement of a caterpillar that could produce different locomotion such as crawling and rolling, our team designed and developed a bio-inspired robot. Analytical models of the different bio-inspired movements are derived and analyzed in Matlab in this work. The models rely on segmented approach actuated by smart materials in order to achieve the desired position. Smart material actuators are a promising but challenging actuation mechanism because of their design, large deformation possibilities, external stimuli shape change and high power density. The body parts are from a soft silicon elastomer. Between the silicone body parts, SMA spring are embedded, used as actuation force. Between the two segments, SMA spring as actuators are generation strain to bend the body and achieve crawling and lifting. This work is initial modeling for multi locomotion of soft bio-inspired robot and will be followed by a detailed analytical and numerical modeling and simulation, finalizing with a functional prototype.
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Ganguli, Rahul, and Vivek Mehrotra. "Bio Inspired Living Skins for Fouling Mitigation." In ASME 2008 Conference on Smart Materials, Adaptive Structures and Intelligent Systems. ASMEDC, 2008. http://dx.doi.org/10.1115/smasis2008-588.

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A biomimetic method to mitigate marine biofouling using a pilot-whale inspired sacrificial skin concept has been developed. We developed a method to form conformal, protective skins in-situ underwater using a circulatory system. In addition, the materials chemistry was tuned such that the skin dissolves after a tunable stable period, removing any foulants that may have collected on it. A very large reduction in biofouling was demonstrated for surfaces protected by the sacrificial skin compared to identical unprotected surfaces, when high fouling pressure was generated using bacteria in artificial seawater. Skin formation, stability, and dissolution have been studied by forming skins on 6 inch square flat substrates, and curved surfaces. Several different materials and material combinations were tested for their skin-forming ability. Rheology studies were conducted to determine the changes in viscosity of the materials upon exposure to seawater. The materials microstructure and composition was probed before and after seawater exposure. These experiments helped explain the mechanisms by which skin formation and dissolution occurs. Biofouling experiments consisted of culturing and growing the bacteria Pseudoalteromonas carrageenovera, a strain known to cause biofouling in marine environments. Efforts focused on determining experimental conditions necessary to achieve high levels of biofouling growth in the shortest amount of time. Marine-like environments were created in the range of a few hundred milliliters of artificial seawater and scaled to several liters, large enough to contain a 6 inch × 6 inch substrate.
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Li, Hongkai, Lei Zhang, Zhendong Dai, Hongchao Wang, Xing Wu, and Longjun Wang. "A wheeled wall climbing robot by using bio-inspired adhesive material." In 2019 IEEE 28th International Symposium on Industrial Electronics (ISIE). IEEE, 2019. http://dx.doi.org/10.1109/isie.2019.8781475.

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Li, Ya-ting, Yan Zhang, and Sheng-sheng Li. "Measurement and evaluation of the material metabolism capability in typical Chinese cities." In 2009 Fourth International Conference on Bio-Inspired Computing (BIC-TA). IEEE, 2009. http://dx.doi.org/10.1109/bicta.2009.5338155.

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Fisher, Emily, Anton Bauhofer, Christine Beauchene, Brian Dress, Stephen Marshall, Cory McCraw, Christopher Mehrvarzi, et al. "A Bio-Inspired Aircraft Design Concept." In ASME 2012 Fluids Engineering Division Summer Meeting collocated with the ASME 2012 Heat Transfer Summer Conference and the ASME 2012 10th International Conference on Nanochannels, Microchannels, and Minichannels. American Society of Mechanical Engineers, 2012. http://dx.doi.org/10.1115/fedsm2012-72431.

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The goal of the research has been to design a robotic bird that utilizes principles of nature to optimize flight. Seagulls were the preferred model for the robot because they have a large wing span that provides a more steady flight and sheds a continuous wake vortex, creating lift on both the upstroke and down-stroke of flight [1]. Research has been done on the architecture of a seagull’s wing as well as the aerodynamic features of its comprising airfoils. The robotic wings developed will capture the architecture of the seagull wings with a variety of airfoils that improve lift and reduce drag and joints that enable bending on the upstroke in the flapping motion. A main focus of this research was to study how the seagull uses air flow to improve its flight performance. The fluid mechanics of the wing was analyzed for steady and unsteady flight using Fluent code to see how seagull adapts to different flow conditions. Using the developed robotic model of the wing attempts were made to achieve the necessary wing positioning that fully complied with that of the seagull during flight. Actuation of the wings was achieved using servo motors. Fabrication of the robotic prototype involved material selection for the fuselage, wing surface and skeletal structure. At completion of the prototyping, trials were performed using stereovision to study the complex effects of unsteady flow, and to verify the computational analyses undertaken.
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Reports on the topic "Bio-inspired material"

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Mirkin, Chad A., Vinayak Dravid, Mark Ratner, George Schatz, Sam Stupp, David Kaplan, Reza Ghadiri, and David Ginger. MURI: Surface-Templated Bio-Inspired Synthesis and Fabrication of Functional Materials. Fort Belvoir, VA: Defense Technical Information Center, June 2006. http://dx.doi.org/10.21236/ada452361.

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Pierce, David M., Er-Ping Chen, and Patrick A. Klein. Tensegrity and its role in guiding engineering sciences in the development of bio-inspired materials. Office of Scientific and Technical Information (OSTI), January 2004. http://dx.doi.org/10.2172/918220.

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Wilson, William L., and Charles M. Schroeder. DOE BES: Directed Assembly of Bio-inspired Supramolecular Materials for Energy Transport and Capture: Mesoscale Construction of Functional Materials in Hydrodynamic Flows. Final Project Report. Office of Scientific and Technical Information (OSTI), September 2018. http://dx.doi.org/10.2172/1470938.

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