Enhanced photocatalytic properties in well-ordered mesoporous WO3

被引：98

作者：

Li, Li ^{[1
]}

Krissanasaeranee, Methira ^{[2
]}

Pattinson, Sebastian W. ^{[2
]}

Stefik, Morgan ^{[3
]}

Wiesner, Ulrich ^{[3
]}

Steiner, Ullrich ^{[1
]}

Eder, Dominik ^{[2
]}

机构：

[1] Univ Cambridge, Cavendish Lab, Cambridge CB3 0HE, England

[2] Univ Cambridge, Dept Mat Sci & Met, Cambridge CB2 3QZ, England

[3] Cornell Univ, Dept Mat Sci & Engn, Ithaca, NY 14853 USA

来源：

CHEMICAL COMMUNICATIONS | 2010年 / 46卷 / 40期

基金：

欧洲研究理事会;

关键词：

VISIBLE-LIGHT IRRADIATION; SENSITIZED SOLAR-CELLS; HIGHLY CRYSTALLINE; METHYLENE-BLUE; METAL-OXIDES; TIO2; DEGRADATION; COPOLYMERS; FRAMEWORKS; ROUTE;

D O I：

10.1039/c0cc01237h

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

We used polyisoprene-block-ethyleneoxide copolymers as structure-directing agents to synthesise well-ordered and highly-crystalline mesoporous WO3 architectures that possess improved photocatalytic properties due to enhanced dye-adsorption in absence of diffusion limitation.

引用

页码：7620 / 7622

页数：3

共 16 条

[1] Synthesis and characterization of poly[1,4-isoprene-b-(ethylene oxide)] and poly[ethylene-co-propylene-b-(ethylene oxide)] block copolymers [J].

Allgaier, J ;

Poppe, A ;

Willner, L ;

Richter, D .

MACROMOLECULES, 1997, 30 (06) :1582-1586

[2] The visible light induced photocatalytic activity of tungsten trioxide powders [J].

Bamwenda, GR ;

Arakawa, H .

APPLIED CATALYSIS A-GENERAL, 2001, 210 (1-2) :181-191

[3] CHARACTERIZATION OF PHYSICAL ADSORPTION SYSTEMS .3. THE SEPARATE EFFECTS OF PORE SIZE AND SURFACE ACIDITY UPON THE ADSORBENT CAPACITIES OF ACTIVATED CARBONS [J].

GRAHAM, D .

JOURNAL OF PHYSICAL CHEMISTRY, 1955, 59 (09) :896-900

[4] Photocatalytic degradation pathway of methylene blue in water [J].

Houas, A ;

Lachheb, H ;

Ksibi, M ;

Elaloui, E ;

Guillard, C ;

Herrmann, JM .

APPLIED CATALYSIS B-ENVIRONMENTAL, 2001, 31 (02) :145-157

[5] Direct access to thermally stable and highly crystalline mesoporous transition-metal oxides with uniform pores [J].

Lee, Jinwoo ;

Orilall, M. Christopher ;

Warren, Scott C. ;

Kamperman, Marleen ;

Disalvo, Francis J. ;

Wiesner, Ulrich .

NATURE MATERIALS, 2008, 7 (03) :222-228

[6] An overview of semiconductor photocatalysis [J].

Mills, A ;

LeHunte, S .

JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY, 1997, 108 (01) :1-35

[7] Monolithic route to efficient dye-sensitized solar cells employing diblock copolymers for mesoporous TiO2 [J].

Nedelcu, Mihaela ;

Guldin, Stefan ;

Orilall, M. Christopher ;

Lee, Jinwoo ;

Huettner, Sven ;

Crossland, Edward J. W. ;

Warren, Scott C. ;

Ducati, Caterina ;

Laity, Pete R. ;

Eder, Dominik ;

Wiesner, Ulrich ;

Steiner, Ullrich ;

Snaith, Henry J. .

JOURNAL OF MATERIALS CHEMISTRY, 2010, 20 (07) :1261-1268

[8] Block copolymer directed synthesis of mesoporous TiO2 for dye-sensitized solar cells [J].

Nedelcu, Mihaela ;

Lee, Jinwoo ;

Crossland, Edward J. W. ;

Warren, Scott C. ;

Orilall, M. Christopher ;

Guldin, Stefan ;

Huettner, Sven ;

Ducati, Catarina ;

Eder, Dominik ;

Wiesner, Ulrich ;

Steiner, Ullrich ;

Snaith, Henry J. .

SOFT MATTER, 2009, 5 (01) :134-139

[9] Photocatalytic activity of amorphous-anatase mixture of titanium(IV) oxide particles suspended in aqueous solutions [J].

Ohtani, B ;

Ogawa, Y ;

Nishimoto, S .

JOURNAL OF PHYSICAL CHEMISTRY B, 1997, 101 (19) :3746-3752

[10] Preparation of nano-structured crystalline tungsten(VI) oxide and enhanced photocatalytic activity for decomposition of organic compounds under visible light irradiation [J].

Sadakane, Masahiro ;

Sasaki, Keisuke ;

Kunioku, Hironobu ;

Ohtani, Bunsho ;

Ueda, Wataru ;

Abe, Ryu .

CHEMICAL COMMUNICATIONS, 2008, (48) :6552-6554

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