Realizing photomultiplication-type organic photodetectors based on C<sub>60</sub>-doped bulk heterojunction structure at low bias<xref rid="cpb_28_3_038501fn1" ref-type="fn">*</xref><fn id="cpb_28_3_038501fn1"><label>*</label><p>Project supported by the National Natural Science Foundation of China (Grant No. 61106043), the Natural Science Foundation of Shaanxi Province, China (Grant No. 2015JM6267), and Program of Xi’an University of Technology, China (Grant No. 103-4515013).</p></fn>

Realizing photomultiplication-type organic photodetectors based on C₆₀-doped bulk heterojunction structure at low bias**

Project supported by the National Natural Science Foundation of China (Grant No. 61106043), the Natural Science Foundation of Shaanxi Province, China (Grant No. 2015JM6267), and Program of Xi’an University of Technology, China (Grant No. 103-4515013).

Gong Wei, An Tao^†, Liu Xinying, Lu Gang

AFM images of films for (a) P3HT:PC₆₁BM and (b) P3HT:PC₆₁BM:1.6 wt.% C₆₀. (c) Absorption spectra of P3HT:PC₆₁BM:C₆₀ (0 and 1.6 wt.%) and PBDT-TT-F:PC₆₁BM:C₆₀ (0 and 1.3 wt.%), respectively.