为深入研究银掺杂对氧化钛纳米管阵列光电性能的影响,采用光沉积的方法对氧化钛纳米管阵列进行了掺银修饰,通过瞬态电流变化、短路电流开路电压测试、电化学阻抗谱等研究了掺银氧化钛纳米管阵列的光电性能.研究结果表明,银粒子的引入能降低电子跃迁需要的激发能量,增加光生电子转移的途径,有效提高氧化钛纳米管阵列的光电性能.
参考文献
[1] | HAGFELDT ANDERS .Molecular Photovoltaics[J].Accounts of Chemical Research,2000(5):269-277. |
[2] | Mor GK;Shankar K;Paulose M;Varghese OK;Grimes CA .Enhanced photocleavage of water using titania nanotube arrays[J].Nano letters,2005(1):191-195. |
[3] | Quan X;Yang SG;Ruan XL;Zhao HM .Preparation of titania nanotubes and their environmental applications as electrode[J].Environmental Science & Technology: ES&T,2005(10):3770-3775. |
[4] | O'REGAN B;GRATZEL M .A low-cost,high-efficiency solar-cell based on dye-sensitized colloidal TiO2 films[J].Nature,1991,353:737-740. |
[5] | Stergiopoulos T;Ghicov A;Likodimos V;Tsoukleris DS;Kunze J;Schmuki P;Falaras P .Dye-sensitized solar cells based on thick highly ordered TiO2 nanotubes produced by controlled anodic oxidation in non-aqueous electrolytic media[J].Nanotechnology,2008(23):235602-1-235602-7-0. |
[6] | Xie ZB;Adams S;Blackwood DJ;Wang J .The effects of anodization parameters on titania nanotube arrays and dye sensitized solar cells[J].Nanotechnology,2008(40):405701-1-405701-6-0. |
[7] | CHEN Q W;XU D S .Large scale,noncuding and free standing crystallized TiO2 nanotube arrays for dye sensitized solar cells[J].The Journal of Physical Chemistry C,2009,113(15):6310-6314. |
[8] | LIU Z Y;SUBRAMANIA V;MISRA M .Vertically oriented TiO2 nanotube arrays grown on Ti meshes for flexible dye sensitized solar cells[J].The Journal of Physical Chemistry C,2009,113(31):14028-14033. |
[9] | Chien Chon Chen;Wern Dare Jehng;Lu Lin Li .Enhanced Efficiency of Dye-Sensitized Solar Cells Using Anodic Titanium Oxide Nanotube Arrays[J].Journal of the Electrochemical Society,2009(9):304-312. |
[10] | CHEN L C;CHOU T C .Photodecolorization of methyl orange using silver ion modified TiO2 as photocatalyst[J].Industrial & Engineering Chemistry Research,1994,33(06):1436-1443. |
[11] | Mantana Moonsiri;Pramoch Rangsunvigit;Sumaeth Chavadej;Erdogan Gulari .Effects of Pt and Ag on the photocatalytic degradation of 4-chlorophenol and its by-products[J].Chemical Engineering Journal,2004(2/3):241-248. |
[12] | Logar, M.;Jaňcar, B.;?turm, S.;Suvorov, D. .Weak polyion multilayer-assisted in situ synthesis as a route toward a plasmonic Ag/TiO_2 photocatalyst[J].Langmuir: The ACS Journal of Surfaces and Colloids,2010(14):12215-12224. |
[13] | Awazu K;Fujimaki M;Rockstuhl C;Tominaga J;Murakami H;Ohki Y;Yoshida N;Watanabe T .A plasmonic photocatalyst consisting of sliver nanoparticles embedded in titanium dioxide[J].Journal of the American Chemical Society,2008(5):1676-1680. |
[14] | Phillip ChristopherD|Department of Chemical Engineering, University of Michigan, Ann Arbor, Michigan 48109-2316;David B. IngramD|Department of Chemical Engineering, University of Michigan, Ann Arbor, Michigan 48109-2316;Suljo LinicD|Department of Chemical Engineering, University of Michigan, Ann Arbor, Michigan 48109-2316 .Enhancing Photochemical Activity of Semiconductor Nanoparticles with Optically Active Ag Nanostructures: Photochemistry Mediated by Ag Surface Plasmons[J].The journal of physical chemistry, C. Nanomaterials and interfaces,2010(19):9173-9177. |
[15] | 廖海达,梁沁沁,程龙,余奎.银掺杂TiO2纳米管阵列的制备及可见光光电催化性能研究[J].广西民族大学学报(自然科学版),2010(03):75-79. |
[16] | Tian T;Xiao XF;Liu RF;She HD;Hu XF .Study on titania nanotube arrays prepared by titanium anodization in NH4F/H2SO4 solution[J].Journal of Materials Science,2007(14):5539-5543. |
[17] | TAUSTER S J;FUNG S C;GARTEN R L .Strong metal-support interactions.Group 8 noble metals supported on titanium dioxide[J].Journal of the American Chemical Society,1978,100(01):170-175. |
[18] | Iliev V;Tomova D;Bilyarska L;Eliyas A;Petrov L .Photocatalytic properties of TiO2 modified with platinum and silver nanoparticles in the degradation of oxalic acid in aqueous solution[J].Applied Catalysis, B. Environmental: An International Journal Devoted to Catalytic Science and Its Applications,2006(3/4):266-271. |
[19] | Michael K.Seery;Reenamole George;Patrick Floris .Silver doped titanium dioxide nanomaterials for enhanced visible light photocatalysis[J].Journal of Photochemistry and Photobiology, A. Chemistry,2007(2/3):258-263. |
[20] | Michael R. Hoffmann;Scot T. Martin;Wonyong Choi;Detlef W. Bahnemann .Environmental Applications of Semiconductor Photocatalysis[J].Chemical Reviews,1995(1):69-96. |
[21] | WU F;HU X;FAN J et al.Photocatalytic activity of Ag/TiO2 nanotube arrays enhanced by surface plasmon resonance and application in hydrogen evolution by water splitting[J].Plasmonics,2013,8(02):501-508. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%