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Doctoral research is explained through dance. This is the concept behind "PIEZODANCE," a video performance in which Sofia Papa, a third-year doctoral student in Biorobotics at Scuola Superiore Sant'Anna in Pisa, won first place in the 18th edition of the international Dance Your PhD competition, which was sponsored by the American Association for the Advancement of Science and the journal Science. The video was made in partnership with the dance company Company.Mov, of which the researcher is a member and it transfers the concepts of piezoelectricity into movement: the process by which some materials may convert mechanical energy—such as pressure or vibration—into electricity. By means of choreography, the movements of the dancers are used to depict the behavior of materials, thereby demonstrating the order and disorder of molecular structures and the separation of electrical charges during deformation. In addition to the overall prize, the performance also won the category dedicated to physics. Sofia Papa's research is focused on the development of piezoelectric polymer materials for the manufacturing of printed wearable ultrasonic transducers, which are flexible devices that can emit and receive ultrasound and have potential use in health monitoring and biomedical equipment. Among the materials investigated is chitosan, a naturally occurring compound obtained from the shells of crustaceans such as crabs and shrimp. Regardless of its biological origin, chitosan exhibits piezoelectric characteristics. The research focuses on how manufacturing procedures and subsequent treatments affect the material's structure and electrical response. Each year, the dancing Your PhD competition honors videos created by researchers from all over the world who communicate their thesis through dancing. This is a unique technique of expressing research that combines scientific accuracy with artistic expression.
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