Abstract: In its main definition, piezoelectrets are polymeric structures with electric charged internal cavities. The bipolar-trapped charges form macro-dipoles that can be mechanically deformed, ...

The General Bulletin is an annually published, point-in-time compilation of the university's departments, degree programs, and requirements, as well as a catalog of courses departments can offer ...

This repository contains the lecture notes for the course C2.2 Homological Algebra at the Mathematical Institute, University of Oxford, based on what was delivered during the Michaelmas term of the ...