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Chapter
Chapter 2 Composite Materials
Composites are combined materials created by the synthetic assembly of two or more components – a selected reinforcing agent and a compatible matrix binder – in order to obtain specific and advanced characteri...
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Article
Antibacterial natural leather for application in the public transport system
In the public transport system, hand-touch surfaces such as seats in buses, trains, trams, and airplanes represent a reservoir of bacteria and a potential risk for contamination among passengers. The antimicro...
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Chapter
Mechanical Properties of Human Mineralized Connective Tissues
Experimental work has to be tightly linked with modeling. In fact, successful modeling requires firstly comparison with experiments in order to verify its predictions or to set its range of validity. Secondly,...
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Article
Preparation and characterization of transparent/conductive nano-composites films
Polymer-embedding of nano-sized indium tin oxide (SnO·In2O3, ITO) produces electrically conductive materials transparent to the visible light at filling factors higher than the percolation threshold. ITO powders ...
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Article
An experimental and theoretical composite model of the human mandible
The purpose is to design and manufacture a composite mandible replicate suitable for testing the influence of prosthetic materials on the stress distribution of bone. Composite mandibles made of a poly(methylm...
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Article
Optical characterization of the polymer embedded alloyed bimetallic nanoparticles
A theoretical approach for the calculation of the bimetallic nanoparticles absorption spectra has been developed as an extension of the Mie theory in which nanoparticle dielectric function is found by the w...
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Article
On-line monitoring of Au nanoparticles formation by optical spectroscopy
Experimental results concerning the synthesis of gold nanoparticles prepared by alcoholic reduction of Au(III) ions in presence of a polymeric stabilizer, and UV-visible spectroscopic characterization is prese...
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Article
Dynamic mechanical behavior of PMMA based bone cements in wet environment
The mechanical properties of three wet commercial bone cements, namely Braxel (from Bioland®), Simplex-P (from Howmedica®) and CMW1-G (from DePuy®) are investigated by means of stress relaxation and dynamic me...
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Article
Mechanical strength of PET fibers treated in cold plasma and thermal exposed
As a followup to previous work, experiments with argon and oxygen Radio Frequency plasma treated polyethylene terepthalate (PET) exposed to 100 °C after cold plasma treatment were performed. Tensile tests resu...
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Article
Preparation and characterization of cobalt-based nanostructured materials
Nano-sized cobalt clusters passivated by alkane-thiol molecules were obtained by the action of concentrated thiol solutions on micrometric cobalt particles. Thiol molecules caused an erosive process on the met...
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Article
Spatial and structural dependence of mechanical properties of porcine intervertebral disc
Structure–function relationship of natural tissues is crucial to design a device mimicking the structures present in human body. For this purpose, to provide guidelines to design an intervertebral disc (IVD) s...
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Article
Tensile strength of radio frequency cold plasma treated PET fibers—Part I: Influence of environment and treatment time
This article reports on a series of experiments with polyethylene terepthalate (PET) treated in a radio frequency plasma reactor using argon and oxygen as a gas fuel, for treatment times equal to 5 s, 20 s, 30...
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Article
Spectroscopic Study of the Growth Mechanism of Silver Microclusters
Polymer-protected silver microclusters have been obtained by room-temperature alcoholic reduction of metal ions in presence of a polymeric stabilizer (i.e., poly(N-vinyl-2-pyrrolidone) (PVP)). The method allow...
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Article
Chitosan-based hydrogels: Synthesis and characterization
Chitosan (CHI) is a polysaccharide of β-1,4-linked 2-amino-2-deoxy-D-glucopyranose derived by N-deacetylation of chitin in aqueous alkaline medium. The shells of crustaceans such as crabs, shrimp, and lobster ...
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Article
A qualitative model for the growth mechanism of silver clusters in polymer solution
A simple and high-reproducible method for the synthesis of polymer-protected silver cluster of controlled size is described. UV-visible spectroscopy has been used for investigating the influence of the aging o...
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Article
Low temperature magneto-conductivity properties of micro-sized Ag/HD-PE metal/polymers
A composite material of a polyethylene matrix filled by a fine silver powder was prepared with different Ag contents and physical behaviours ranging from insulator to conductor. Ac differential magnetic suscep...
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Article
Dependence of the order–disorder transition temperature of 1-octadecanethiol/silver system on the substrate size
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Article
Bone fracture analysis on the short rod chevron-notch specimens using the X-ray computer micro-tomography
Mechanical fatigue of bone leads to micro-cracking which is associated with remodeling, establishing a balance in the microcrack population of the living tissue, thus, in the steady-state, the microstructure o...
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Article
Preparation and characterization of nano-sized Ag/PVP composites for optical applications
A modification of the polyol process has enabled the direct synthesis of nm-sized Ag particles with narrow size distribution and controlled average dimension embedded in a polymeric matrix. Dispersion of collo...
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Article
Carbon fiber post adhesion to resin luting cement in the restoration of endodontically treated teeth
Carbon fiber posts (CFP) are widely used in the restoration of endodontically treated teeth to enhance the mechanical behavior in spite of metallic posts and to prevent vertical fractures of the tooth under ch...
