Dielectric Phenomena of An Organic Light Emitting Diode

Yong-soo Lee, Jae-hyuk Lee, Jae-Hoon Park, J. Choi
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引用次数: 6

Abstract

Abstract The dielectric properties of an organic light emitting diode have been studied. Dielectric constant showed the frequency independence in the low frequency range below 100kHz, while the frequency dependent property was observed at above 100kHz. Dielectric loss factor showed the peak at about 300kHz, which might be attributed to the dipolar polarization. The dielectric relaxation time is calculated to be about 0.531 μs from the complex dielectric constant plot. We obtained the frequency dependent properties of OLED by measuring its capacitance and quality factors.
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有机发光二极管的介电现象
摘要研究了有机发光二极管的介电特性。介电常数在100kHz以下的低频范围内表现为频率无关,而在100kHz以上的频率范围内表现为频率相关。介质损耗因子在300kHz左右出现峰值,这可能是由偶极极化引起的。由复介电常数图计算得到介电弛豫时间约为0.531 μs。我们通过测量OLED的电容和品质因子,得到了OLED的频率依赖特性。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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