張敏 董獻(xiàn)堆

摘 要：新型染料的設(shè)計(jì)、合成、結(jié)構(gòu)表征及物性理解；研究染料、半導(dǎo)體納晶薄膜及電解質(zhì)相關(guān)的電荷分離、電荷轉(zhuǎn)移和電荷輸運(yùn)基本物理過程。光功能分子在半導(dǎo)體表面的微結(jié)構(gòu)表征，利用時(shí)間分辨光譜和電學(xué)測(cè)量技術(shù)，考察復(fù)雜界面電荷轉(zhuǎn)移動(dòng)力學(xué)機(jī)制。澄清染料分子結(jié)構(gòu)-組裝體微結(jié)構(gòu)-電荷轉(zhuǎn)移動(dòng)力學(xué)-器件參數(shù)之間的內(nèi)在關(guān)聯(lián)機(jī)制。逐漸建立染料敏化太陽電池微尺度界面電荷轉(zhuǎn)移、電荷復(fù)合與載流子輸運(yùn)及器件物理模型。

關(guān)鍵詞：太陽電池 染料 界面 電荷轉(zhuǎn)移

Abstract：Design， synthesis and characterization of a series of high absorption coefficient photosensitizers； Research works of charge separation， charge transformation related with dyes， semiconductor nano-crystal layers and electrolytes on dye-sensitized solar cells； The characterization techniques of interface structure， time-resolved spectroscopy and electronic performance； To clearly the relations of dyes molecules structure， assembly micro- or meso-structures， charge-transformation and the parameters of solar cell devices by kinetic research on photo-active layers； Some models and methods are constructed to describe charge transport and recombination in the nanometer thin films of solar cells.

Key Words：Soalr cell；Dye；Interface；Charge transfer

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