QDot PbS(硫化鉛)量子(zi)(zi)點(dian)吸(xi)(xi)收(shou)(shou)高達(da)近(jin)紅(hong)(hong)外(wai)(wai)(NIR)范(fan)圍(wei)(wei)的(de)(de)高能(neng)光(guang)(guang)子(zi)(zi)的(de)(de)光(guang)(guang),并在(zai)近(jin)紅(hong)(hong)外(wai)(wai)范(fan)圍(wei)(wei)內(nei)重(zhong)新(xin)發射。簡單地(di)通(tong)過將(jiang)顆粒尺寸(cun)從2nm改變(bian)到12nm,可(ke)(ke)以將(jiang)吸(xi)(xi)收(shou)(shou)/發射輪廓從800nm調整到2200nm。這種材料(liao)具(ju)有優異的(de)(de)光(guang)(guang)吸(xi)(xi)收(shou)(shou),用于(yu)近(jin)紅(hong)(hong)外(wai)(wai)(NIR)或(huo)短波紅(hong)(hong)外(wai)(wai)(SWIR)圖像傳(chuan)感(gan)器。該材料(liao)也(ye)適用于(yu)X射線(xian)傳(chuan)感(gan)器、太陽能(neng)電池和(he)(he)紅(hong)(hong)外(wai)(wai)LED。QDot PbS量子(zi)(zi)點(dian)通(tong)過所有可(ke)(ke)見光(guang)(guang)和(he)(he)近(jin)紅(hong)(hong)外(wai)(wai)(NIR)范(fan)圍(wei)(wei)吸(xi)(xi)收(shou)(shou)光(guang)(guang),并在(zai)800至2200nm的(de)(de)NIR范(fan)圍(wei)(wei)內(nei)重(zhong)新(xin)發射,這分(fen)別(bie)取(qu)決于(yu)2至12nm的(de)(de)顆粒尺寸(cun)。QDot PbS量子(zi)(zi)點(dian)具(ju)有廣泛的(de)(de)吸(xi)(xi)收(shou)(shou)特(te)性,從高能(neng)光(guang)(guang)子(zi)(zi)到近(jin)紅(hong)(hong)外(wai)(wai)光(guang)(guang)。在(zai)近(jin)紅(hong)(hong)外(wai)(wai)范(fan)圍(wei)(wei)內(nei)仔(zi)細觀察可(ke)(ke)以發現(xian),量子(zi)(zi)點(dian)可(ke)(ke)以根(gen)據其吸(xi)(xi)收(shou)(shou)譜(pu)(紅(hong)(hong)線(xian)“吸(xi)(xi)收(shou)(shou)”)或(huo)發射譜(pu)(紫線(xian)“發射”)進行(xing)分(fen)類。