On the width of the recombination zone in ambipolar organic field effect transistors
On the width of the recombination zone in ambipolar organic field effect transistors
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双极有机场效应晶体管复合区宽度的研究
DOI:
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发表时间:
2008
期刊:
影响因子:
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通讯作者:
R. Janssen
中科院分区:
文献类型:
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作者:
M. Kemerink;Dsh Dimitri Charrier;E. Smits;Sgj Simon Mathijssen;D. Leeuw;R. Janssen
The performance of organic light emitting field effect transistors is strongly influenced by the width of the recombination zone. We present an analytical model for the recombination profile. By assuming Langevin recombination, the recombination zone width W is found to be given byW=4.34dδ, with d and δ the gate dielectric and accumulation layer thicknesses, respectively. The model compares favorably to both numerical calculations and measured surface potential profiles of an actual ambipolar device.