鉅大LARGE | 點擊(ji)率量:1106次 | 2018010月31日
非富勒烯小分子太陽能電池的效率得到提高
溶液可加工本體異質結太陽能電池具(ju)有(you)(you)質(zhi)量(liang)(liang)輕(qing)、成(cheng)本低、可(ke)(ke)采用(yong)溶液印刷方法制(zhi)(zhi)備柔(rou)性大面積電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)面板等優勢(shi),成(cheng)為了(le)近年來(lai)新(xin)能(neng)(neng)(neng)源研(yan)究(jiu)領域(yu)的(de)(de)(de)(de)研(yan)究(jiu)熱點(dian)。本體(ti)異質(zhi)結太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)活性層(ceng)由(you)溶液可(ke)(ke)加工(gong)的(de)(de)(de)(de)共(gong)(gong)軛聚合(he)(he)物(wu)或小(xiao)(xiao)(xiao)分子(zi)給體(ti)與(yu)受(shou)(shou)(shou)體(ti)共(gong)(gong)混組成(cheng)。其中,以富(fu)勒(le)(le)烯(xi)(xi)及其衍(yan)生物(wu)制(zhi)(zhi)備的(de)(de)(de)(de)電(dian)(dian)(dian)子(zi)受(shou)(shou)(shou)體(ti)材(cai)(cai)料為有(you)(you)機(ji)(ji)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)領域(yu)的(de)(de)(de)(de)發展做出了(le)巨大貢獻,但這類材(cai)(cai)料也(ye)(ye)存在(zai)自身缺陷(xian),如C60、C70的(de)(de)(de)(de)合(he)(he)成(cheng)及制(zhi)(zhi)備富(fu)勒(le)(le)烯(xi)(xi)衍(yan)生物(wu)的(de)(de)(de)(de)原(yuan)材(cai)(cai)料成(cheng)本較高(gao),且制(zhi)(zhi)備和提純困(kun)難(nan);在(zai)可(ke)(ke)見光區吸收較弱,且很難(nan)拓寬(kuan)。因此,研(yan)究(jiu)者合(he)(he)成(cheng)了(le)許多非(fei)富(fu)勒(le)(le)烯(xi)(xi)聚合(he)(he)物(wu)和小(xiao)(xiao)(xiao)分子(zi)受(shou)(shou)(shou)體(ti)材(cai)(cai)料并將(jiang)其廣泛應用(yong)在(zai)有(you)(you)機(ji)(ji)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)中。小(xiao)(xiao)(xiao)分子(zi)材(cai)(cai)料具(ju)有(you)(you)明確的(de)(de)(de)(de)分子(zi)結構,無合(he)(he)成(cheng)批次差別,因此有(you)(you)機(ji)(ji)小(xiao)(xiao)(xiao)分子(zi)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)研(yan)究(jiu)也(ye)(ye)引起(qi)了(le)人們的(de)(de)(de)(de)廣泛關(guan)注。近年來(lai),基(ji)于富(fu)勒(le)(le)烯(xi)(xi)受(shou)(shou)(shou)體(ti)的(de)(de)(de)(de)小(xiao)(xiao)(xiao)分子(zi)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)能(neng)(neng)(neng)量(liang)(liang)轉(zhuan)換效率已經可(ke)(ke)以與(yu)聚合(he)(he)物(wu)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)相(xiang)媲美,但以非(fei)富(fu)勒(le)(le)烯(xi)(xi)受(shou)(shou)(shou)體(ti)材(cai)(cai)料制(zhi)(zhi)備的(de)(de)(de)(de)小(xiao)(xiao)(xiao)分子(zi)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)性能(neng)(neng)(neng)卻較差。目前為止,基(ji)于非(fei)富(fu)勒(le)(le)烯(xi)(xi)小(xiao)(xiao)(xiao)分子(zi)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)僅(jin)取得了(le)7%的(de)(de)(de)(de)能(neng)(neng)(neng)量(liang)(liang)轉(zhuan)換效率。鑒(jian)于非(fei)富(fu)勒(le)(le)烯(xi)(xi)小(xiao)(xiao)(xiao)分子(zi)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)具(ju)有(you)(you)非(fei)富(fu)勒(le)(le)烯(xi)(xi)受(shou)(shou)(shou)體(ti)材(cai)(cai)料和小(xiao)(xiao)(xiao)分子(zi)給體(ti)材(cai)(cai)料的(de)(de)(de)(de)雙重優勢(shi),其研(yan)究(jiu)將(jiang)成(cheng)為有(you)(you)機(ji)(ji)太(tai)(tai)陽(yang)(yang)能(neng)(neng)(neng)電(dian)(dian)(dian)池(chi)(chi)(chi)(chi)領域(yu)的(de)(de)(de)(de)重要課(ke)題。
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