F127 界面活性劑製備單晶金紅石相二氧化鈦奈米棒 SINGLE CRYSTALLINE RUTILE TIO2 NANORODS SYNTHESIZED BY F127 SURFACTANT 指導教授:王聖璋 副教授 研究生:馮皇欽 2009/3/26

to presents clarifies transparently Experimental Section F127 (surfactant) HCL DI water TTIP DI water XRD Stirring slowly to presents clarifies transparently SEM Dried for 24 hr EDS Calcined 500 oC (2oC/min) TEM TiO2 powder UV–vis

XRD pattern of TiO2 nanorod.

a b c 3.256(110) (a)SEM image of TiO2 nanorod; (b)TEM image of TiO2 nanorod; (c)HRTEM images of TiO2 nanorod

(110) (111) (001) (110) d value 3.23Å (001) d value 2.95Å (111) d value 2.19Å SAED pattern of the nanorod

(110) (001) (111) R(0 0 1)>R(1 1 0)>R(1 1 1)

Room-temperature UV-Vis absorption spectra of the TiO2 nanorods.

Dye-Sensitized Solar Cells Based on a Single-Crystalline TiO2 Nanorod Film Jinting Jiu,*,† Seiji Isoda,† Fumin Wang,‡ and Motonari Adachi*,§ Institute for Chemical Research, Kyoto UniVersity, Uji, Kyoto 611-0011, Japan, School of Chemical Engineering and Technology, Tianjin UniVersity, Tianjin 300072, People’s Republic of China, and International InnoVation Center, Kyoto UniVersity, Yoshida-Honmachi, Sakyo, Kyoto 606-8501, Japan

Figure 2. XRD patterns of nanorods (A) without and (B) with F127 before calcination, (C) with and (D) without F127 after calcination at 450 °C, and (E) spherical particles of antase TiO2.

Figure 3. SEM images of nanorod films formed (A) without and (B) with F127 after calcination at 450 °C.

結論 添加有F127使得奈米棒可以完全分離 F127添加後也使得奈米棒的長度縮短 F127使得TiO2在超過550度時還可保持棒狀 CTAB 在 0.005M是屬於不規則的球狀，當增加到0.03M時開始出現短棒，增加到0.05時出現超過500nm的奈米棒，持續增加到0.1時變成球狀奈米粒子。

to presents clarifies transparently 調整乙醇合成金紅石奈米棒 Ethanol:DI water 1)1~4:10 2)8:15 F127 (surfactant) HCL DI water TTIP Ethanol DI water XRD Stirring slowly to presents clarifies transparently SEM Dried for 24 hr EDS Calcined 500 oC (2oC/min) TEM TiO2 powder UV–vis

酒精系列變化SEM E60C E30C E160C E120C

酒精系列變化TEM E60C E30C E120C E160C