Glassy polymers are generally stiff and strong yet have limited extensibility. By swelling with solvent, glassy polymers can become gels that are soft and weak yet have enhanced extensibility. The marked changes in properties arise from the solvent increasing free volume between chains while weakening polymer-polymer interactions.
View Article and Find Full Text PDFThis paper demonstrates that air-stable radicals enhance the stability of triboelectric charge on surfaces. While charge on surfaces is often undesirable (e.g.
View Article and Find Full Text PDFPhilanthropic foundations play a major role in supporting community organizing efforts around the country. Even as they provide millions of dollars each year to enable organizing, they have also come under significant criticism for investment approaches that sometimes hinder and even undermine the core goals of organizing itself. This paper focuses on reflections from a funder seeking to support community organizing and the challenges of doing so within the structures of the philanthropic community.
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