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¸÷λ´óϺ£¬Ð¡µÜ×öÁ¿×ÓµãºÏ³ÉÓöµ½ÁËЩÎÊÌâ.... sensitizer could be increased by repeating the assembly cycle. For CdSe sensitizer, the anion source was sodium selenosulfate (Na2SeSO3) solution, which was prepared by refluxing 0.3 M Se and 0.6 M Na2SO3 in an ethanol/Milli-Q ultrapure water (3:7) solution at 70 C for 2 h. È»ºó°ÑÑô¼«·ÅÔÚǰÇýÎïÈÜÒºÖУ¬¼ÓÈȵ½50¡æÀ´»ØÑ»·¡£ ÎÒÊÇÏȰÑ2.3688gµÄÎø·ÛºÍ15.0403gµÄÁò´úÁòËáÄÆ·ÅÈë250MLµÄÈý¿ÚÉÕÆ¿ÖУ¬ÏȼÓ35MLË®£¬È»ºó¼ÓÈë15mlµÄ¼×´¼£¬70ÉãÊ϶ÈÁ½¸öСʱ£¬µ«ÊÇ»¹ÓкöàÎø·ÛûÓÐÈܽâÄØ...£¬ÓÖ¼ÓÁË21mlË®ºÍ9ml¼×´¼£¬ÈܽâÁËÒ»»á¶ù£¬»¹ÊDz»ÐС¢¡¢¡¢¡¢¡¢ÇëÎÊÄѵÀÊǼӵÄ˳ÐòµÄÎÊÌâô »¹ÓÐÒ»¸öÎÊÌ⣬ÔÚǰÇýÎïÖÐÅÝ×Å£¬È»ºó¼ÓÈȵ½50ÉãÊ϶ȣ¬ÎÄÏ×ÈÃÅÝ20MIN£¬ÕâÈÃÈܼÁ»Ó·¢ºÃ¶à°¡¡£ Çë×ö¹ýµÄ´óϺָµ¼£¡£¡ ÁíÒ»¸öÎÊÌ⣬ÊÇÁò»¯ïÓ²ôÃÌÖ®ºó½û´ø¿í¶ÈÄÜÓжà´ó£¬Èç¹û×ö³ÉÎø»¯ïÓÁò»¯ïӵĺ˿ǽṹ£¬ÊÇ·ñ»¹ÊǰÑÁò»¯ïÓ²ôÃ̵ÄÁ¿×ӵ㵱×öºË¡£ ÁíThe photoactive semiconductor electrodes were prepared by successive ionic layer adsorption and reaction (SILAR) method.29−31 In brief, 0.1 M cadmium nitrate in methanol was used as cation source and 0.1 M sodium sulfide in 1:1 methanol and water as anion source. To incorporate doping of Mn2+, manganese acetate (0.075 M) was mixed with cadmium nitrate. This allowed coadsorption of Mn2+ and Cd2+ ions, which in turn facilitated incorporation of Mn2+ in the CdS film. Each cycle of SILAR consists of successive immersion of the FTO glass electrode, precoated with transparent active TiO2 layer and a scattering layer,14,32 in metal ion and sulfide (or selenide) anion solutions for 1 min. The cadmium and selenide ion precursor solution for CdSe was prepared by mixing 0.03 M cadmium nitrate and 0.03 M selenium oxide, respectively, with 0.06 M sodium borohydride, in degassed ethanol inside a glove box under N2 atmosphere. All the working electrodes were finally coated with 2 cycles of ZnS. The counter electrode was prepared by doctor blading Cu2S and reduced graphene oxide (RGO) composite on FTO glass. Ϊʲô¹¤×÷µç¼«ÉÏ»¹ÒªÑ»·Á½´ÎÁò»¯Ð¿£¬ÊÇÒòΪŵç×Ӻ͵ç½âÒº¸´ºÏÁËô£¬Ð»Ð»£¡ |
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