Microbial biopolymers have emerged as promising solutions for environmental pollution-related human health issues. Poly-γ-glutamic acid (γ-PGA), a natural anionic polymeric compound, is composed of ...

FIGURE 13. In-plane proton conductivity of BC membranes doped with different amounts of phytic or phosphoric acid as a function of acid concentration in the impregnation solution. The inset shows the ...

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Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. This article is part of the Financial Times free schools access programme. Details/registration here ...