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Related papers: Freeze casting of hydroxyapatite scaffolds for bon…

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In order to increase the bone forming ability of MBG-PCL composite scaffold, microporosity was created in the struts of 3D-printed MBG-PCL scaffolds for the manufacturing of a construct with a multiscale porosity consisting of meso-, micro-…

Tissues and Organs · Quantitative Biology 2021-04-06 M. Natividad Gomez-Cerezo , Juan Pena , Saso Ivanovski , Daniel Arcos , Maria Vallet-Regi , Cedryck Vaquette

We demonstrate a facile and scalable technique, rotational freezing, to produce porous tubular ceramic supports with radially aligned porosity. The method is based on a conventional ice-templating process in a rotatory mold and demonstrated…

High performance lead zirconate titanate (PZT) ceramics with aligned porosity for sensing applications were fabricated by an ice-templating method. To demonstrate the enhanced properties of these materials and their potential for sensor and…

Applied Physics · Physics 2019-02-04 Yan Zhang , James Roscow , Mengying Xie , Chris Bowen

The inclusion of small amounts of copper is often reported to enhance the mechanical and biointegrative performance of bioceramics towards tissue engineering applications. In this work, 3D scaffolds were additively manufactured by…

Medical Physics · Physics 2022-05-24 Shumin Pang , Dongwei Wu , Franz Kamutzki , Jens Kurreck , Aleksander Gurlo , Dorian A. H. Hanaor

The incessant technological pursuit towards a more sustainable and green future depends strongly on permanent magnets. At present, their use is widespread, making it imperative to develop new processing methods that generate highly…

Soft materials capable of large inelastic deformation play an essential role in high-performance nacre-inspired architectured materials with a combination of stiffness, strength and toughness. The rigid "building blocks" made from glass or…

Soft Condensed Matter · Physics 2021-02-16 Shibo Zou , Daniel Therriault , Frédérick P. Gosselin

Additively manufactured hollow strut bioceramic scaffolds present a promising strategy towards enhanced performance in patient-tailored bone tissue engineering. The channels in such scaffolds offer pathways for nutrient and cell transport…

Materials Science · Physics 2023-03-21 Shumin Pang , Dongwei Wu , Aleksander Gurlo , Jens Kurreck , Dorian A H Hanaor

Ice-templating, also referred to as freeze-casting, is a process exploiting unidirectional crystallization of ice to structure macroporous materials from colloidal solutions. Commonly applied to inorganic and polymeric materials, we employ…

Soft Condensed Matter · Physics 2019-07-22 Ghazi Ben Messaoud , Niki Baccile , Ghazi Messaoud , Thomas Zinn , Francisco Fernandes

3D porous scaffolds based on agarose and nanocrystalline apatite, two structural components that act as a temporary mineralized extracellular matrix, were prepared by the GELPOR3D method. This shaping technology allows the introduction of…

Tissues and Organs · Quantitative Biology 2021-03-18 Juan L. Paris , Nuria Lafuente-Gomez , M. Victoria Cabanas , Jesus Roman , Juan Pena , Maria Vallet-Regi

This article combines shape optimization and homogenization techniques by looking for the optimal design of the microstructure in composite materials and of scaffolds. The development of materials with specific properties is of huge…

Optimization and Control · Mathematics 2019-07-16 Marc Dambrine , Helmut Harbrecht

This paper demonstrates the significant benefits of exploiting highly aligned porosity in piezoelectric and pyroelectric materials for improved energy harvesting performance. Porous lead zirconate (PZT) ceramics with aligned pore channels…

Applied Physics · Physics 2019-02-04 Yan Zhang , Mengying Xie , James Roscow , Yinxiang Bao , Kechao Zhou , Dou Zhang , Chris R. Bowen

The development of tissue engineering structures (scaffolds) for the reconstruction of bone tissue defects is the relevant task of modern biomedical materials science. Compared to metal-based structures, polymer constructs provide numerous…

Heavy plastic shear deformation at relatively low homologous temperatures is called high-pressure torsion (HPT) deformation, which is one method of severe plastic deformation (SPD). The aim of the paper is to give an overview of a new…

Materials Science · Physics 2020-09-09 Andrea Bachmaier , Reinhard Pippan

Sugar beet pectin is a byproduct of the sugar industry with a particularly low gelling power which hinders its application as gelling agent and thickener. Here we consider the use of freeze casting to shape sugar beet pectin into…

The regeneration of oral and craniofacial bone defects ranging from minor periodontal and peri-implant defects to large and critical lesions imposes a substantial global health burden. Conventional therapies are associated with several…

The porous PLA foams potential for tissue engineering usage are prepared by a modified solvent casting/particulate leaching method with different crystallinity. Since in typical method the porogens are solved in the solution and flow with…

Materials Science · Physics 2014-09-17 Ran Huang , Xiaomin Zhu , Haiyan Tu , Ajun Wan

To respond to the increasing need for bone repair strategies, various types of biomaterials have been developed. Among those, calcium phosphate ceramics (CPCs) are promising since they possess a chemical composition similar to that of…

Materials Science · Physics 2021-03-03 Peifang Dee , Ha Young You , Swee-Hin Teoh , Hortense Le Ferrand

Ceramics are typically brittle at ambient conditions due to their covalent or ionic bonding and limited dislocation activities. While plasticity, and occasionally superplasticity, can be achieved in ceramics at high temperatures through…

This thesis presents the development of entropy-elastic gelatin based networks in the form of films or scaffolds. The materials have good prospects for biomedical applications, especially in the context of bone regeneration. Entropy-elastic…

Soft Condensed Matter · Physics 2011-01-12 Giuseppe Tronci

Ice templating, also known as freeze casting, is a popular shaping route for macroporous materials. Over the past 15 years, it has been widely applied to various classes of materials, and in particular ceramics. Many formulation and process…

Materials Science · Physics 2015-09-10 Sylvain Deville , Sylvain Meille , Jordi Seuba