MXenes are a family of two-dimensional(2D)transition metal carbides and nitrides with many intriguing properties and applications,many of which require surface modification.Herein,as-synthesized Ti_(3)C_(2) was modifi...MXenes are a family of two-dimensional(2D)transition metal carbides and nitrides with many intriguing properties and applications,many of which require surface modification.Herein,as-synthesized Ti_(3)C_(2) was modified using different treatments(acid and base treatments)and then characterized by a complementary combination of X-ray powder diffraction(XRD),scanning electron microscopy(SEM),Fourier-transform infrared spectroscopy(FTIR),nitrogen adsorption-desorption isotherms,and pore size distribution analysis.The results indicated that the structure and surface properties of the obtained Ti_(3)C_(2) could be tuned using various treatments.The modification methods developed in this study may offer a new direction for tuning the structure and surface properties of MXenes for a wide range of applications.展开更多
基金financially supported by Guangdong Provincial Key Lab of Green Chemical Product Technology(No.GC202111)Guangdong Basic and Applied Basic Research Foundation(No.2019A1515110706)+5 种基金the National Natural Science Foundation of China(No.21576094)the Medical Science and Technology Research Foundation of Guangdong Province(No.A2021189)the Innovation Team of Universities in Guangdong Province(No.2020KCXTD011)the Engineering Research Center of Universities in Guangdong Province(No.2019GCZX002)Guangdong Key Laboratory for Hydrogen Energy Technologies(No.2018B030322005)College Students Innovative Entrepreneurship Training Program(No.S202111847101)。
文摘MXenes are a family of two-dimensional(2D)transition metal carbides and nitrides with many intriguing properties and applications,many of which require surface modification.Herein,as-synthesized Ti_(3)C_(2) was modified using different treatments(acid and base treatments)and then characterized by a complementary combination of X-ray powder diffraction(XRD),scanning electron microscopy(SEM),Fourier-transform infrared spectroscopy(FTIR),nitrogen adsorption-desorption isotherms,and pore size distribution analysis.The results indicated that the structure and surface properties of the obtained Ti_(3)C_(2) could be tuned using various treatments.The modification methods developed in this study may offer a new direction for tuning the structure and surface properties of MXenes for a wide range of applications.
