[1] [1] VU T,HIEU N N,PHUC H V,et al.Graphene/WSeTe van der Waals heterostructure:Controllable electronic properties and Schottky barrier via interlayer coupling and electric field［J］.Applied Surface Science,2020,507:145036.

[2] [2] TUICHAI W,KARAPHUN A,RUTTANAPUN C.Improveddielectric properties of PVDF polymer composites filled with Ag nanomaterial deposited reduced graphene oxide (rGO) hybrid particles［J］.Materials Research Bulletin,2021,145(4):111552.

[3] [3] YANG L,ZHAO Q,CHEN K,et al.PVDF-based composition-gradient multilayered nanocomposites for flexible high-performance piezoelectric nanogenerators［J］.ACS Applied Materials & Interfaces,2020,12(9):11045-11054.

[4] [4] GLASMACHER B.PVDF and P(VDF-TrFE) electrospun scaffolds for nerve graft engineering:a comparative study on piezoelectric and structural properties,and in vitro biocompatibility［J］.International Journal of Molecular Sciences,2021,22(21):11373.

[6] [6] BHAVANASI V,KUMAR V,PARIDA K,et al.Enhanced piezoelectric energy harvesting performance of flexible PVDF-TrFE bilayer films with graphene oxide［J］.Acs Applied Materials & Interfaces,2015,8(1):521-529.

[7] [7] PUSTY M,SINHA L,SHIRAGE P M.A flexible self-poled piezoelectric nanogenerator based on a rGO-Ag/PVDF nanocomposite［J］.New Journal of Chemistry,2019,43(1):284-294.

[8] [8] KARAN S K,BERA R,PARIA S,et al.An approach to design highly durable piezoelectric nanogenerator based on self-poled PVDF/AlO-rGO flexible nanocomposite with high power density and energy conversion efficiency［J］.Advanced Energy Materials,2016,6(20):1601016.

[9] [9] KARAN S K,MANDAL D,KHATUA B B.et al.Self-powered flexible Fe-doped RGO/PVDF nanocomposite:An excellent material for a piezoelectric energy harvester［J］.Nanoscale,2015 7(24):10655-10666.

[10] [10] FU J,HOU Y,ZHENG M,et al.Flexible piezoelectric energy harvester with extremely high power generation capability by sandwich structure design strategy［J］.ACS Applied Materials & Interfaces,2020,12(8):9766-9774.

[11] [11] CAI X,LEI T,SUN D,et al.A critical analysis of the α,β and γ phases in poly(vinylidene fluoride) using FTIR［J］.Rsc Advances,2017,7(25):15382-15389.

[12] [12] MALLIKARJUNA K,REDDY L V,AL-RASHEED S,et al.Green synthesis of reduced graphene oxide-supported palladium nanoparticles by coleus amboinicus and its enhanced catalytic efficiency and antibacterial activity［J］.Crystals,2021,11(2):134.

[13] [13] LI Y,SU X,LIANG K,et al.Multi-layered BTO/PVDF nanogenerator with highly enhanced performance induced by interlaminar electric field［J］.Microelectronic Engineering,2021,244/246:111557.

[14] [14] PENGHAO H U,YAN L,ZHAO C,et al.Double-layer structured PVDF nanocomposite film designed for flexible nanogenerator exhibiting enhanced piezoelectric output and mechanical property［J］.Composites Science and Technology,2018,168:327-33.

[15] [15] ZHANG L,CHEN K,WANG S,et al.Synthesis of percolative hyperelastic conducting composite and demonstrations of application in wearable strain sensors［J］.Materials Letters,2018,233(15):306-309.