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Permanent Polarity and Piezoelectricity of Electrospun α ‐Helical Poly( α ‐Amino Acid) Fibers
Author(s) -
Farrar Dawnielle,
Ren Kailiang,
Cheng Derek,
Kim Sungjoo,
Moon Wonkyu,
Wilson William L.,
West James E.,
Yu S. Michael
Publication year - 2011
Publication title -
advanced materials
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 10.707
H-Index - 527
eISSN - 1521-4095
pISSN - 0935-9648
DOI - 10.1002/adma.201101733
Subject(s) - piezoelectricity , electrospinning , materials science , polarity (international relations) , dipole , nanofiber , polyamide , polymer , composite material , nanotechnology , physics , quantum mechanics , biology , cell , genetics
Poly( γ ‐benzyl α , L ‐glutamate) fibers with high non‐linear optical activity and thermally stable piezoelectricity are fabricated by simple electrospinning methods that apply directional shear force and electric field causing parallel alignment of helical polymer chains and permanent dipoles.