1. State Key Laboratory of Bio‐fbers and Eco‐textilesShandong Collaborative Innovation Center of Marine Biobased Fibers and Ecological TextilesInstitute of Marine Biobased MaterialsSchool of Environmental Science and Engineering & College of Chemistry and Chemical EngineeringQingdao University Qingdao 266071 P. R. China
2. Analytical and Testing CentreSouth China University of Technology Guangzhou 510640 P. R. China
3. College of PhysicsJilin University Changchun 130012 P. R. China