Band gap modification of ZnO and ZnS through solid solution formation for applications in photocatalysis

Energy Procedia

Volumn 60, Issue C, 2014, Pages 32-36

  Hart, Judy N ^a   Cutini, Michele ^b   Allan, Neil L ^b  

^a UNIVERSITY OF NEW SOUTH WALES   (Australia)

^b UNIVERSITY OF BRISTOL   (United Kingdom)

Author keywords

Band gap modification; Photcatalysts; Solid solutions; ZnO; ZnS

Indexed keywords

EID: 84922346305     PISSN: 18766102     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1016/j.egypro.2014.12.338     Document Type: Conference Paper

References (20)

1. Kudo A, Miseki Y. Heterogeneous photocatalyst materials for water splitting. Chem Soc Rev 2009;38:253-78.
2. Li D, Haneda H. Synthesis of nitrogen-containing ZnO powders by spray pyrolysis and their visible-light photocatalysis in gas-phase acetaldehyde decomposition. J. Photochem. Photobiol. A: Chem. 2003;155:171-8.
3. Ohno T, Akiyoshi M, Umebayashi T, Asai K, Mitsui T, Matsumura M. Preparation of S-doped TiO2 photocatalysts and their photocatalytic activities under visible light. Appl. Catal. A 2004;265:115-21.
4. Ahn K-S, Yan Y, Al-Jassim M. Band gap narrowing of ZnO:N films by varying rf sputtering power in O2/N2 mixtures. J Vac Sci Technol B 2007;25:L23-6.
5. Choi W, Termin A, Hoffman MR. The role of metal ion dopants in quantum-sized TiO2: Correlation between photoreactivity and charge carrier recombination dynamics. J Phys Chem 1994;98:13669-79.
6. Maeda K, Teramura K, Lu D, Takata T, Saito N, Inoue Y, Domen K. Photocatalyst releasing hydrogen from water. Nature 2006;440:295.
7. Xing C, Zhang Y, Yan W, Guo L. Band structure-controlled solid solution of Cd1-xZnxS photocatalyst for hydrogen production by water splitting. Int J Hydrogen Energy 2006;31:2018-24.
8. Tsuji I, Kato H, Kudo A. Visible-light-induced H2 evolution from an aqueous solution containing sulfide and sulfite over a ZnS-CuInS2- AgInS2 solid-solution photocatalyst. Angew Chem Int Ed 2005;44:3565-8.
9. Hart JN, Allan NL. GaP-ZnS solid solutions: Semiconductors for efficient visible light absorption and emission. Adv Mater 2013;25:2989-93.
10. Dovesi R, Orlando R, Civalleri B, Roetti C, Saunders VR, Zicovich-Wilson CM. CRYSTAL: A computational tool for the ab initio study of the electronic properties of crystals. Z Kristallogr 2005;220:571-3.
11. Dovesi R, Saunders VR, Roetti C, Orlando R, Zicovich-Wilson CM, Pascale F, Civalleri B, Doll K, Harrison NM, Bush IJ, D'Arco Ph, Llunell M. CRYSTAL09 User's manual. Torino: University of Torino; 2010.
12. Becke AD. Density-functional thermochemistry. III. The role of exact exchange. J Chem Phys 1993;98:5648-52.
13. Lee CT, Yang WT, Parr RG. Development of the Colle-Salvetti correlation-energy formula into a functional of the electron-density. Phys Rev B 1988;37:785-9.
14. Perdew JP, Wang Y. Accurate and simple analytic representation of the electron-gas correlation energy. Phys Rev B 1992;45:13244-9.
15. Cutini M, Hart JN, Allan NL. Band gap modification of zinc oxide. In preparation.
16. Hart JN, Allan NL. Electronic properties of GaP-ZnS solid solutions. In preparation.
17. Pandey R, Jaffe JE, Harrison NM. Ab-initio study of high-pressure phase-transition in GaN. J Phys Chem Solids 1994;55:1357-61.
18. Maeda K, Teramura K, Takata T, Hara M, Saito N, Toda K, Inoue K, Kobayashi H, Domen K. Overall water splitting on (Ga1-xZnx)(N1-xOx) solid solution photocatalyst: Relationship between physical properties and photocatalytic activity. J Phys Chem B 2005;109:20504-10.
19. Shet S, Ahn K-S, Deutsch T, Wang H, Ravindra N, Yan Y, Turner J, Al-Jassim M. Synthesis and characterization of band gap-reduced ZnO:N and ZnO:(Al,N) films for photoelectrochemical water splitting. J Mater Res 2010;25:69-75.
20. Shet S, Yan Y, Turner J, Al-Jassim M. Effect of gas ambient and varying RF sputtering power for bandgap narrowing of mixed (ZnO:GaN) thin films for solar driven hydrogen production. J Power Sources 2013;232:74-78.