C
Changhai Zhang
Researcher at Harbin University of Science and Technology
Publications - 101
Citations - 2701
Changhai Zhang is an academic researcher from Harbin University of Science and Technology. The author has contributed to research in topics: Dielectric & Energy storage. The author has an hindex of 21, co-authored 58 publications receiving 1487 citations.
Papers
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Journal ArticleDOI
Excellent energy storage performance and thermal property of polymer-based composite induced by multifunctional one-dimensional nanofibers oriented in-plane direction
Yue Zhang,Changhai Zhang,Yu Feng,Tiandong Zhang,Qingguo Chen,Chi Qingguo,Chi Qingguo,Lizhu Liu,Guofeng Li,Yang Cui,Xuan Wang,Zhi-Min Dang,Qingquan Lei +12 more
TL;DR: In this paper, an artificial nano-composite with excellent comprehensive performance by controlling the orientation of one-dimensional (1D) 0.5Ba(Zr0.7Ca0.2Ti0.3)TiO3 nanofibers (BZCT NFs) and adjusting the interaction between BZCTNFs and poly(vinylidene fluoride) (PVDF) matrix via SiO2 buffer layer was proposed.
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Significantly enhanced energy storage density for poly(vinylidene fluoride) composites by induced PDA-coated 0.5Ba(Zr0.2Ti0.8)O3–0.5(Ba0.7Ca0.3)TiO3 nanofibers
Qingguo Chi,Qingguo Chi,Ma Tao,Yue Zhang,Yang Cui,Changhai Zhang,Jiaqi Lin,Xuan Wang,Qingquan Lei +8 more
TL;DR: In this article, high aspect ratio TiO2 nanofibers (TiO2 NFs), BaTiO3 NFs, CaCu3Ti4O12 (CCTO NFs) and 0.5Ba(Zr0.2Ti0.8)O3-0.5(Ba0.7Ca0.3)
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Ultrahigh discharge efficiency and excellent energy density in oriented core-shell nanofiber-polyetherimide composites
Yu Feng,Yinhua Zhou,Tiandong Zhang,Changhai Zhang,Yongquan Zhang,Yue Zhang,Qingguo Chen,Qingguo Chi +7 more
TL;DR: In this paper, a new energy storage dielectric system-polyetherimide (PEI) based composite was developed and investigated intensively, which possesses the advantages of excellent energy storage efficiency along with energy storage density.
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Sandwich-structured polymers with electrospun boron nitrides layers as high-temperature energy storage dielectrics
Guang Liu,Tiandong Zhang,Yu Feng,Yongquan Zhang,Changhai Zhang,Yue Zhang,X. Wang,Qingguo Chi,Qingguo Chen,Qingquan Lei +9 more
TL;DR: In this article, hexagonal boron nitride (h-BN) layers with different thickness playing roles in thermal conduction and carrier blocking are designed and transferred on both sides of polycarbonate (PC) films.
Journal ArticleDOI
Enhanced dielectric performance of amorphous calcium copper titanate/polyimide hybrid film
Chi Qingguo,Chi Qingguo,Sun Jia,Changhai Zhang,Liu Gang,J.Q. Lin,Wang Yuning,Xuan Wang,Qingquan Lei +8 more
TL;DR: In this paper, the authors reported the preparation of amorphous CaCu3Ti4O12/polyimide (a-CCTO/PI) hybrid films for the first time.