Roundtable on Biomedical Engineering Materials and Applications

2000 ◽  
Author(s):  
Richard Chait
2003 ◽  
Author(s):  
Richard Chait ◽  
Toni Marechaux ◽  
Emily A. Meyer

Author(s):  
Michael D. Nowak

We have developed a course combining a Mechanical Engineering Materials Laboratory with a Materials Science lecture for a small combined population of undergraduate Mechanical and Biomedical Engineering students. By judicious selection of topic order, we have been able to utilize one lecture and one laboratory for both Mechanical and Biomedical Engineering students (with limited splitting of groups). The primary reasons for combining the Mechanical and Biomedical students are to reduce faculty load and required resources in a small university. For schools with medium or small Mechanical and Biomedical Engineering programs, class sizes could be improved if they could include other populations. The heterogeneous populations also aid in teaching students that the same engineering techniques are useful in more than a single engineering realm. The laboratory sections begin with the issues common to designing and evaluating mechanical testing, followed by tensile, shear, and torsion evaluation of metals. To introduce composite materials, wood and cement are evaluated. While the Mechanical Engineering students are evaluating impact and strain gauges, the Biomedical Engineering students are performing tensile studies of soft tissues, and compression of long bones. The basic materials lectures (beginning at the atomic level) are in common with both Mechanical and Biomedical student populations, until specific topics such as human body materials are discussed. Three quarters of the term is thus taught on a joint basis, and three or four lectures are split. Basic metal, plastic and wood behavior is common to both groups.


2002 ◽  
Author(s):  
Richard Chait ◽  
Teri Thorowgood ◽  
Toni Marechaux

Author(s):  
Mehmet Sarikaya ◽  
Ilhan A. Aksay

Biomimetics involves investigation of structure, function, and methods of synthesis of biological composite materials. The goal is to apply this information to the design and synthesis of materials for engineering applications.Properties of engineering materials are structure sensitive through the whole spectrum of dimensions from nanometer to macro scale. The goal in designing and processing of technological materials, therefore, is to control microstructural evolution at each of these dimensions so as to achieve predictable physical and chemical properties. Control at each successive level of dimension, however, is a major challenge as is the retention of integrity between successive levels. Engineering materials are rarely fabricated to achieve more than a few of the desired properties and the synthesis techniques usually involve high temperature or low pressure conditions that are energy inefficient and environmentally damaging.In contrast to human-made materials, organisms synthesize composites whose intricate structures are more controlled at each scale and hierarchical order.


Author(s):  
Adrian D.C. Chan ◽  
Monique Frize ◽  
Colleen M. Ennett ◽  
Daphne E. Ong ◽  
Amanda Cherpak

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