Surface adsorption energy contour of H₂ on crystalline PEF (left) and the local structural configuration of H₂ interaction with four oxygen atoms (right), illustrating the molecular-level origins of PEF’s exceptional hydrogen barrier properties. (IMAGE)

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Surface adsorption energy contour of H₂ on crystalline PEF (left) and the local structural configuration of H₂ interaction with four oxygen atoms (right), illustrating the molecular-level origins of PEF’s exceptional hydrogen barrier properties.

Caption

Surface adsorption energy contour of H₂ on crystalline PEF (left) and the local structural configuration of H₂ interaction with four oxygen atoms (right), illustrating the molecular-level origins of PEF’s exceptional hydrogen barrier properties.

Credit

Zhen Liu, Yaolin Guo, Bin Gu, Nianxiang Qiu, Xiaojing Bai, Yifan Li, Zheyu Hu, Muhammad Adnan, Yajie Zhang / Ningbo Polytechnic, NIMTE CAS, AVIC, UESTC, Anyang Inst. Tech., Harbin Eng. Univ., China Univ. Petroleum, UCAS

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