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The respondents described personal feelings of grief that are not expressed in their outward appearance or behavior in their daily living. When meeting young adults that have lost someone close in childhood or adolescence, this is important to have in mind.The development of efficient proton conductors that are capable of high power density, sufficient mechanical strength, and reduced gas permeability is challenging. Herein, we report the development of a series of aromatic sulfonic acid/graphene oxide hybrid membranes incorporating benze
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