High efficiency polymer solar cells via sequential inkjet-printing of PEDOT:PSS and P3HT:PCBM inks with additives

被引:133
作者
Eom, Seung Hun [1 ,2 ]
Park, Hanok [1 ]
Mujawar, S. H. [1 ]
Yoon, Sung Cheol [3 ]
Kim, Seok-Soon [4 ]
Na, Seok-In [3 ,5 ]
Kang, Seok-Ju [6 ]
Khim, Dongyoon [6 ]
Kim, Dong-Yu [6 ]
Lee, Soo-Hyoung [1 ]
机构
[1] Chonbuk Natl Univ, Sch Semicond & Chem Engn, Jeonju 561756, South Korea
[2] Korea Elect Technol Inst, Korea Printed Elect Ctr, Jeonju 561844, South Korea
[3] Korea Res Inst Chem Technol, Adv Mat Div, Taejon 305600, South Korea
[4] Kunsan Natl Univ, Dept Nano & Chem Engn, Kunsan 751701, South Korea
[5] KIST, Wanju Gun 565902, Jeollabuk Do, South Korea
[6] GIST, Dept Mat Sci & Engn, Heeger Ctr Adv Mat, Kwangju 500712, South Korea
关键词
Polymer solar cell; Inkjet-printing; P3HT:PCBM; Active layer; Ink additives; PERFORMANCE; POLYTHIOPHENE; MORPHOLOGY; NETWORK; FILMS;
D O I
10.1016/j.orgel.2010.06.007
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Highly efficient and cost-effective polymer solar cells (PSCs) based poly(3-hexylthiophene) (P3HT) and 1-(3-methoxycarbonyl)-propyl-1-phenyl-(6,6)C61 (PCBM) have been fabricated by inkjet-printing with various additives. All solution-processed layers in the solar cells-a poly(3,4-ethylenedioxythiophene): poly(styrenesulfonate) (PEDOT:PSS) layer and a photoactive layer based on P3HT and PCBM with additives-were inkjet-printed. The device performance is strongly influenced by the addition of high boiling point additives in the photoactive ink with chlorobenzene (CB) solvent. The morphology, optoelectronic properties, and overall solar cell performance of the devices were dramatically affected by additives, such as 1,8 octanedithiol (ODT), o-dichlorobenzene (ODCB) and chloronaphthalene (Cl-naph). A device fabricated from ink formulated with ODT exhibited the best overall performance with power conversion efficiency (PCE) of 3.71%. (C) 2010 Elsevier B.V. All rights reserved.
引用
收藏
页码:1516 / 1522
页数:7
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