Gap States Assisted MoO3 Nanobelt Photodetector with Wide Spectrum Response

Scientific Reports

Volumn 4, Issue , 2015, Pages

  Xiang, Du ^a   Han, Cheng ^a   Zhang, Jialin ^a   Chen, Wei ^a  

^a NATIONAL UNIVERSITY OF SINGAPORE   (Singapore)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84908002135     PISSN: None     EISSN: 20452322     Source Type: Journal    
DOI: 10.1038/srep04891     Document Type: Article

References (41)

1. Ohta, H. &Hosono, H. Transparent oxide optoelectronics. Mater. Today 7, 42-51 (2004).
2. Jose, R., Thavasi, V. & Ramakrishna, S. Metal Oxides for Dye-Sensitized Solar Cells. J. Am. Ceram. Soc. 92, 289-301 (2009).
3. Chen, X., Shen, S., Guo, L. & Mao, S. S. Semiconductor-based Photocatalytic Hydrogen Generation. Chem. Rev. 110, 6503-6570 (2010).
4. 2 Surfaces: Principles, Mechanisms, and Selected Results. Chem. Rev. 95, 735-758 (1995).
5. Kind, H. et al. Nanowire Ultraviolet Photodetectors and Optical Switches. Adv. Mater. 14, 158-160 (2002).
6. 2 Nanowires. Small 1, 713-717 (2005).
7. Luque, A. & Martí, A. Increasing the Efficiency of Ideal Solar Cells by Photon Induced Transitions at Intermediate Levels. Phys. Rev. Lett. 78, 5014-5017 (1997).
8. Asahi, R. et al. Visible-Light Photocatalysis in Nitrogen-Doped Titanium Oxides. Science 293, 269-271 (2001).
9. 2 Nanowire Arrays for Photoelectrochemical Water Splitting. Nano Lett. 11, 3026-3033 (2011).
10. Li, J. et al. 35% efficient nonconcentrating novel silicon solar cell. Appl. Phys. Lett. 60, 2240-2242 (1992).
11. Lee, H.-J., Jeong, S.-Y., Cho, C. R. & Park, C. H. Study of diluted magnetic semiconductor: Co-doped ZnO. Appl. Phys. Lett. 81, 4020-4022 (2002).
12. Park, C. H., Zhang, S. B. & Wei, S.-H. Origin of p type doping difficulty in ZnO: The impurity perspective. Phys. Rev. B 66, 073202 (2002).
13. Hoffmann, M. R., Martin, S. T., Choi, W. & Bahnemann, D. W. Environmental Applications of Semiconductor Photocatalysis. Chem. Rev. 95, 69-96 (1995).
14. 2. Science 297, 2243-2245 (2002).
15. Van de Walle, C. G. Hydrogen as a Cause of Doping in Zinc Oxide. Phys. Rev. Lett. 85, 1012-1015 (2000).
16. 2 Doped with Chromium Ion. Chem. Mater. 16, 321-328 (2003).
17. Vasilopoulou, M. et al. The Influence of Hydrogenation and Oxygen Vacancies on Molybdenum Oxides Work Function and Gap States for Application in Organic Optoelectronics. J. Am. Chem. Soc. 134, 16178-16187 (2012).
18. Vasilopoulou, M. et al. Reduction of Tungsten Oxide: A Path Towards Dual Functionality Utilization for Efficient Anode and Cathode Interfacial Layers in Organic Light-Emitting Diodes. Adv. Funct. Mater. 21, 1489-1497 (2011).
19. 2. Phys. Rev. B 81, 085212 (2010).
20. Hsu, H. S. et al. Evidence of oxygen vacancy enhanced room-temperature ferromagnetism in Co-doped ZnO. Appl. Phys. Lett. 88, 242507-242507-3 (2006).
21. Chen, X., Liu, L., Yu, P. Y. & Mao, S. S. Increasing Solar Absorption for Photocatalysis with Black Hydrogenated Titanium Dioxide Nanocrystals. Science 331, 746-750 (2011).
22. 2. Phys. Rev. Lett. 111, 065505 (2013).
23. Soci, C. et al . ZnO Nanowire UV Photodetectors with High Internal Gain. Nano Lett. 7, 1003-1009 (2007).
24. 2 Nanobelts. Adv. Mater. 22, 4151-4156 (2010).
25. Lieber, C. M. &Wang, Z. L. Functional Nanowires. MRS Bull. 32, 99-108 (2007).
26. 3 hole selective layer. Appl. Phys. Lett. 93, 221107-221107-3 (2008).
27. 2 Photocatalysts. Chem. Mater. 6, 496-500 (1994).
28. 2 Films and Their Photocatalytic Properties. Chem. Mater. 13, 2349-2355 (2001).
29. Balendhran, S. et al. Enhanced Charge Carrier Mobility in Two-Dimensional High Dielectric Molybdenum Oxide. Adv. Mater. 25, 109-114 (2013).
30. Li, L. et al . Single-Crystalline CdS Nanobelts for Excellent Field-Emitters and Ultrahigh Quantum-Efficiency Photodetectors. Adv. Mater. 22, 3161-3165 (2010).
31. Fang, X. et al. Single-Crystalline ZnS Nanobelts as Ultraviolet-Light Sensors. Adv. Mater. 21, 2034-2039 (2009).
32. 3 Nanowires for High-Performance Field Emitters and Photodetectors. Adv. Mater. 22, 4530-4533 (2010).
33. Salfi, J. et al. Electrical properties of Ohmic contacts to ZnSe nanowires and their application to nanowire-based photodetection. Appl. Phys. Lett. 89, 261112-261112-3 (2006).
34. Xia, F. et al. Photocurrent Imaging and Efficient Photon Detection in a Graphene Transistor. Nano Lett. 9, 1039-1044 (2009).
35. 2 Phototransistors. ACS Nano 6, 74-80 (2011).
36. Hu, P. et al.Highly Responsive Ultrathin GaS Nanosheet Photodetectors on Rigid and Flexible Substrates. Nano Lett. 13, 1649-1654 (2013).
37. 3 Nanowire Arrays toward High-Performance Visible-Light Photodetectors. ACS Nano 4, 1596-1602 (2010).
38. Li, Z. et al. Room temperature single nanowire ZnTe photoconductors grown by metal-organic chemical vapor deposition. Appl. Phys. Lett. 97, 063510-063510-3 (2010).
39. Dai, Y. et al. High-performance CdSe nanobelt based MESFETs and their application in photodetection. J. Mater. Chem. 22, 18442-18446 (2012).
40. 3/ organic interface energy level alignment. Org. Electron. 13, 2793-2800 (2012).
41. 3 Nanobelts Fashioned via AFM Micromachining. J. Phys. Chem. C 114, 120-124 (2009).