Electronic properties of Poly(1,6-heptadiynes) electrospun fibrous non-woven mat

被引:29
作者
Magisetty, RaviPrakash [1 ]
Kumar, Pawan [3 ]
Gore, Prakash M. [1 ]
Ganivada, Mutyalanaidu [3 ]
Shukla, Anuj [2 ]
Kandasubramanian, Balasubramanian [1 ]
Shunmugam, Raja [3 ]
机构
[1] Minist Def, DIAT DU, Dept Mat Engn, Struct Composite Fabricat Lab, Pune 411025, Maharashtra, India
[2] Minist Def, DLJ, Jodhpur 342011, Rajasthan, India
[3] Indian Inst Sci Educ & Res Kolkata, Dept Chem Sci, Polymer Res Ctr, Nadia, W Bengal, India
关键词
Cyclopolymerization; Poly(1,6-heptadiynes); Electrospun non-woven fibrous mat; Hoping mechanism; Dielectric permittivity; ELECTRICAL-CONDUCTIVITY; DIELECTRIC PERMITTIVITY; POLYMER NANOCOMPOSITES; ENERGY DENSITY; ALKYLIDENE COMPLEXES; HIGH-PERFORMANCE; CYCLOPOLYMERIZATION; NANOFIBERS; POLYANILINE; TRANSITION;
D O I
10.1016/j.matchemphys.2018.11.020
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The poly(1,6-heptadiynes) structure induced conductivity was perceived in the range of 534-577 nm corresponding to the 2.2eV mean photon energy absorption via UV-visible spectroscopy. Further the conductivity was realized by investigating AC-conductivity of poly(1,6-heptadiynes) via two-probe measurement enabled impedance spectroscopy. The demonstrated mean frequency independent conductivity was about similar to 3.8*10(-4)S/cm (10(1)-10(7) Hz). Electrospun technique was utilized to fabricate fibrous non-woven mat (0.1w-0.3 wt% of poly(1,6-heptadiynes)) with the aid of engineering thermoplastic Acrylonitrile Butadiene Styrene (ABS) via solution blending, which facilitate the processability and mechanical stability to the poly(1,6-heptadiynes) to accelerate electronic application design. The morphological, conductivity and permittivity measurements were performed on electrospun fibrous non-woven mat. The observed ingenious conductivity was about similar to 1.1*10(-5) S/cm at 10(7)Hz, which was due to enhanced surface area of fibers via electrospinning and poly(1,6-heptadiynes) intrinsic conductivity. Further the conductivity was elucidated by investigating permittivity characteristics. The permittivity results suggest that the diminishing response while adding different poly(1,6-heptadiynes) wt% configurations, which is due to the significant intrinsic conductivity of poly(1,6-heptadiynes). Moreover, the permittivity characteristics 10(3)-10(7) Hz attributes to micro/nanocapacitor Maxwell Wagner Sillars (MWS) and dipolar polarization mechanism.
引用
收藏
页码:343 / 352
页数:10
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