1. Key Laboratory
of Colloid and Interface Chemistry, Shandong University, Ministry of Education, Jinan, Shandong 250100, China
2. Oilfield Chemistry
Research Institute, Division of Oilfield Chemistry, China Oilfield Services Limited, Yanjiao, Hebei 065201, China
3. Department
of Chemistry and Biochemistry, University of California−Los Angeles, Los Angeles, California 90095, United States