We report a simple and effective approach for high performance PbZr0.52Ti0.48O3 (PZT) based flexible and semi-transparent NGs that exploit the electrical, mechanical and transparent properties of graphene. PZT NGs are successfully demonstrated for continuous driving of a liquid crystal display screen and a light emitting diode. A good quality PZT film was deposited on Pt/Ti/SiO2/Si wafer by the sol-gel method, exhibiting a typical hysteresis loop in the low voltage region. A graphene film was used in the interdigitated electrode form to improve the PZT/graphene interface under mechanical stress. Further improvement in NGs performance was realized by p-type doping in graphene, resulting in an increase in current density. NGs showed a high output voltage similar to 2 V, current density similar to 2.2 mu A cm(-2) and power density similar to 88 mW cm(-3) at an applying force of 0.9 kgf. This can efficiently run commercially available electronic components in a self-powered mode, without any external electrical supply.
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页码:8970 / 8975
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Bae S, 2010, NAT NANOTECHNOL, V5, P574, DOI [10.1038/nnano.2010.132, 10.1038/NNANO.2010.132]
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Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Virginia Commonwealth Univ, Dept Phys, Richmond, VA 23284 USAVirginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Izyumskaya, N.
;
Alivov, Ya.
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Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Virginia Commonwealth Univ, Dept Phys, Richmond, VA 23284 USAVirginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Alivov, Ya.
;
Cho, S. -J.
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Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Virginia Commonwealth Univ, Dept Phys, Richmond, VA 23284 USAVirginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Cho, S. -J.
;
Morkoc, H.
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Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Virginia Commonwealth Univ, Dept Phys, Richmond, VA 23284 USAVirginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Morkoc, H.
;
Lee, H.
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机构:Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Lee, H.
;
Kang, Y. -S.
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机构:Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
机构:
Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Virginia Commonwealth Univ, Dept Phys, Richmond, VA 23284 USAVirginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Izyumskaya, N.
;
Alivov, Ya.
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机构:
Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Virginia Commonwealth Univ, Dept Phys, Richmond, VA 23284 USAVirginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Alivov, Ya.
;
Cho, S. -J.
论文数: 0引用数: 0
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机构:
Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Virginia Commonwealth Univ, Dept Phys, Richmond, VA 23284 USAVirginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Cho, S. -J.
;
Morkoc, H.
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机构:
Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Virginia Commonwealth Univ, Dept Phys, Richmond, VA 23284 USAVirginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Morkoc, H.
;
Lee, H.
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机构:Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA
Lee, H.
;
Kang, Y. -S.
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机构:Virginia Commonwealth Univ, Dept Elect & Comp Engn, Richmond, VA 23284 USA