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Linked References

1. J. Song, Y. He, J. Chen et al., “Bicolor light-emitting diode based on zinc oxide nanorod arrays and poly(2-methoxy,5-octoxy)-1,4-phenylenevinylene,” Journal of Electronic Materials, vol. 41, no. 3, pp. 431–436, 2012.
2. D. J. Rogers, F. H. Teherani, V. E. Sandana, and M. Razeghi, “ZnO thin films and nanostructures for emerging optoelectronic applications,” in Proceedings of the 12th Optoelectronic Integrated Circuits, L. A. Eldada and E. H. Lee, Eds., January 2010. View at Publisher · View at Google Scholar · View at Scopus
3. H. Zeng, X. Xu, Y. Bando et al., “Template deformation-tailored ZnO nanorod/nanowire arrays: full growth control and optimization of field-emission,” Advanced Functional Materials, vol. 19, no. 19, pp. 3165–3172, 2009. View at Publisher · View at Google Scholar · View at Scopus
4. T. Minami, “Transparent conducting oxide semiconductors for transparent electrodes,” Semiconductor Science and Technology, vol. 20, no. 4, pp. S35–S44, 2005. View at Publisher · View at Google Scholar · View at Scopus
5. D. B. Buchholz, J. Liu, T. J. Marks, M. Zhang, and R. P. H. Chang, “Control and characterization of the structural, electrical, and optical properties of amorphous zinc-indium-tin oxide thin films,” ACS Applied Materials & Interfaces, vol. 1, no. 10, pp. 2147–2153, 2009.
6. C. A. Hoel, T. O. Mason, J. F. Gaillard, and K. R. Poeppelmeier, “Transparent conducting oxides in the ZnO-In2O 3-SnO2 system,” Chemistry of Materials, vol. 22, no. 12, pp. 3569–3579, 2010. View at Publisher · View at Google Scholar · View at Scopus
7. A. Stadler, “Transparent conducting oxides-an up-to-date overview,” Materials, vol. 5, no. 4, pp. 661–683, 2012.
8. C. G. Granqvist, “Transparent conductors as solar energy materials: a panoramic review,” Solar Energy Materials and Solar Cells, vol. 91, no. 17, pp. 1529–1598, 2007. View at Publisher · View at Google Scholar · View at Scopus
9. U.S.G. Survey, “Mineral Commodity Summaries,” 2012.
10. K. Ellmer, “Past achievements and future challenges in the development of optically transparent electrodes,” Nature Photonics, vol. 6, no. 12, pp. 809–817, 2012.
11. T. Minami, “Substitution of transparent conducting oxide thin films for indium tin oxide transparent electrode applications,” Thin Solid Films, vol. 516, no. 7, pp. 1314–1321, 2008. View at Publisher · View at Google Scholar · View at Scopus
12. T. W. Kim, D. C. Choo, Y. S. No, W. K. Choi, and E. H. Choi, “High work function of Al-doped zinc-oxide thin films as transparent conductive anodes in organic light-emitting devices,” Applied Surface Science, vol. 253, no. 4, pp. 1917–1920, 2006. View at Publisher · View at Google Scholar · View at Scopus
13. T. Minami, “Present status of transparent conducting oxide thin-film development for Indium-Tin-Oxide (ITO) substitutes,” Thin Solid Films, vol. 516, no. 17, pp. 5822–5828, 2008. View at Publisher · View at Google Scholar · View at Scopus
14. H. Zeng, S. Yang, and W. Cai, “Reshaping formation and luminescence evolution of ZnO quantum dots by laser-induced fragmentation in liquid,” Journal of Physical Chemistry C, vol. 115, no. 12, pp. 5038–5043, 2011. View at Publisher · View at Google Scholar · View at Scopus
15. H. B. Zeng, X.-W. Du, S. C. Singh, S. A. Kulinich, S. Yang, and J. He, “Nanomaterials via laser ablation/irradiation in liquid: a review,” Advanced Functional Materials, vol. 22, no. 7, pp. 1333–1353, 2012.
16. A. Favier, D. Muñoz, S. Martín De Nicolás, and P. J. Ribeyron, “Boron-doped zinc oxide layers grown by metal-organic CVD for silicon heterojunction solar cells applications,” Solar Energy Materials and Solar Cells, vol. 95, no. 4, pp. 1057–1061, 2011. View at Publisher · View at Google Scholar · View at Scopus
17. Q. Huang, Y. Wang, S. Wang, D. Zhang, Y. Zhao, and X. Zhang, “Transparent conductive ZnO:B films deposited by magnetron sputtering,” Thin Solid Films, vol. 520, no. 18, pp. 5960–5964, 2012.
18. J. A. Sans, J. F. Sánchez-Royo, A. Segura, G. Tobias, and E. Canadell, “Chemical effects on the optical band-gap of heavily doped ZnO: MIII (M=Al,Ga,In): an investigation by means of photoelectron spectroscopy, optical measurements under pressure, and band structure calculations,” Physical Review B, vol. 79, no. 19, Article ID 195105, 2009. View at Publisher · View at Google Scholar · View at Scopus
19. D. S. Bhachu, I. P. Parkin, and G. Sankar, “Aerosol assisted chemical vapour deposition of transparent conductive Zinc oxide films,” Chemistry of Materials, vol. 24, no. 24, pp. 4704–4710, 2012.
20. P. Nunes, E. Fortunato, P. Tonello, F. Braz Fernandes, P. Vilarinho, and R. Martins, “Effect of different dopant elements on the properties of ZnO thin films,” Vacuum, vol. 64, no. 3-4, pp. 281–285, 2002. View at Publisher · View at Google Scholar · View at Scopus
21. J. L. Zhao, X. W. Sun, H. Ryu, and Y. B. Moon, “Thermally stable transparent conducting and highly infrared reflective Ga-doped ZnO thin films by metal organic chemical vapor deposition,” Optical Materials, vol. 33, no. 6, pp. 768–772, 2011. View at Publisher · View at Google Scholar · View at Scopus
22. S. M. Park, T. Ikegami, and K. Ebihara, “Effects of substrate temperature on the properties of Ga-doped ZnO by pulsed laser deposition,” Thin Solid Films, vol. 513, no. 1-2, pp. 90–94, 2006. View at Publisher · View at Google Scholar · View at Scopus
23. Y. Geng, L. Guo, S. S. Xu et al., “Influence of Al doping on the properties of ZnO thin films grown by atomic layer deposition,” Journal of Physical Chemistry C, vol. 115, no. 25, pp. 12317–12321, 2011. View at Publisher · View at Google Scholar · View at Scopus
24. D. Kim, H. Kim, K. Jang, S. Park, K. Pillai, and J. Yi, “Electrical and optical properties of low pressure chemical vapor deposited Al-doped ZnO transparent conductive oxide for thin film solar cell,” Journal of the Electrochemical Society, vol. 158, no. 4, pp. D191–D195, 2011. View at Publisher · View at Google Scholar · View at Scopus
25. L. Cao, L. Zhu, J. Jiang, R. Zhao, Z. Ye, and B. Zhao, “Highly transparent and conducting fluorine-doped ZnO thin films prepared by pulsed laser deposition,” Solar Energy Materials and Solar Cells, vol. 95, no. 3, pp. 894–898, 2011. View at Publisher · View at Google Scholar · View at Scopus
26. T. Wang, Y. Liu, Q. Fang, M. Wu, X. Sun, and F. Lu, “Low temperature synthesis wide optical band gap Al and (Al, Na) co-doped ZnO thin films,” Applied Surface Science, vol. 257, no. 6, pp. 2341–2345, 2011. View at Publisher · View at Google Scholar · View at Scopus
27. D.-W. Kang, J.-Y. Kwon, D.-J. Lee, and M.-K. Han, “Boron and aluminum codoped ZnO transparent conducting films with high electrical stability,” Journal of the Electrochemical Society, vol. 159, no. 2, p. H61, 2012.
28. S. W. Shin, G. L. Agawane, I. Y. Kim, et al., “Development of transparent conductive Mg and Ga co-doped ZnO thin films: effect of Mg concentration,” Surface and Coatings Technology, 2012. View at Publisher · View at Google Scholar
29. S. W. Shin, I. Y. Kim, G. H. Lee et al., “Design and growth of quaternary Mg and Ga codoped ZnO thin films with transparent conductive characteristics,” Crystal Growth & Design, vol. 11, no. 11, pp. 4819–4824, 2011.
30. H. Zeng, W. Cai, P. Liu et al., “ZnO-based hollow nanoparticles by selective etching: elimination and reconstruction of metal—semiconductor interface, improvement of blue emission and photocatalysis,” ACS Nano, vol. 2, no. 8, pp. 1661–1670, 2008. View at Publisher · View at Google Scholar · View at Scopus
31. D. P. Norton, Y. W. Heo, M. P. Ivill et al., “ZnO: growth, doping & processing,” Materials Today, vol. 7, no. 6, pp. 34–40, 2004. View at Publisher · View at Google Scholar · View at Scopus
32. H. Zeng, W. Cai, J. Hu, G. Duan, P. Liu, and Y. Li, “Violet photoluminescence from shell layer of Zn/ZnO core-shell nanoparticles induced by laser ablation,” Applied Physics Letters, vol. 88, no. 17, Article ID 171910, 2006. View at Publisher · View at Google Scholar · View at Scopus
33. H. Zeng, G. Duan, Y. Li, S. Yang, X. Xu, and W. Cai, “Blue luminescence of ZnO nanoparticles based on non-equilibrium processes: defect origins and emission controls,” Advanced Functional Materials, vol. 20, no. 4, pp. 561–572, 2010. View at Publisher · View at Google Scholar · View at Scopus
34. J. G. Lu, S. Fujita, T. Kawaharamura et al., “Carrier concentration dependence of band gap shift in n -type ZnO:Al films,” Journal of Applied Physics, vol. 101, no. 8, Article ID 083705, 2007. View at Publisher · View at Google Scholar · View at Scopus
35. P. Gondoni, M. Ghidelli, F. Di Fonzo et al., “Structural and functional properties of Al:ZnO thin films grown by Pulsed Laser Deposition at room temperature,” Thin Solid Films, vol. 520, no. 14, pp. 4707–4711, 2012.
36. G. Socol, D. Craciun, I. N. Mihailescu et al., “High quality amorphous indium zinc oxide thin films synthesized by pulsed laser deposition,” Thin Solid Films, vol. 520, no. 4, pp. 1274–1277, 2011.
37. A. K. Das, P. Misra, and L. M. Kukreja, “Effect of Si doping on electrical and optical properties of ZnO thin films grown by sequential pulsed laser deposition,” Journal of Physics D, vol. 42, no. 16, Article ID 165405, 2009. View at Publisher · View at Google Scholar · View at Scopus
38. H. Li, L. K. Schirra, J. Shim et al., “Zinc oxide as a model transparent conducting oxide: a theoretical and experimental study of the impact of hydroxylation, bacancies, interstitials, and extrinsic doping on the electronic properties of the polar ZnO (0002) surface,” Chemistry of Materials, vol. 24, no. 15, pp. 3044–3055, 2012.
39. H. Agura, A. Suzuki, T. Matsushita, T. Aoki, and M. Okuda, “Low resistivity transparent conducting Al-doped ZnO films prepared by pulsed laser deposition,” Thin Solid Films, vol. 445, no. 2, pp. 263–267, 2003. View at Publisher · View at Google Scholar · View at Scopus
40. A. Illiberi, B. Kniknie, J. van Deelen et al., “Industrial high-rate (~14 nm/s) deposition of low resistive and transparent ZnOx:Al films on glass,” Solar Energy Materials and Solar Cells, vol. 95, no. 7, pp. 1955–1959, 2011.
41. A. Illiberi, P. J. P. M. Simons, B. Kniknie et al., “Growth of ZnOx:Al by high-throughput CVD at atmospheric pressure,” Journal of Crystal Growth, vol. 347, no. 1, pp. 56–61, 2012.
42. S. W. Shin, S. M. Pawar, T. W. Kim, J. H. Moon, and J. H. Kim, “Effect of film thickness on the structural and electrical properties of Ga-dopped ZnO thin films prepared on glass and Al2O3 (0001) substrates by RF magnetron sputtering method,” Journal of Materials Research, vol. 24, no. 2, pp. 441–447, 2009. View at Publisher · View at Google Scholar · View at Scopus
43. D.-H. Lee, K. Kim, Y. S. Chun, S. Kim, and S. Y. Lee, “Substitution mechanism of Ga for Zn site depending on deposition temperature for transparent conducting oxides,” Current Applied Physics, vol. 12, no. 6, pp. 1586–1590, 2012.
44. M. Y. Zhang, Q. Nian, and G. J. Cheng, “Room temperature deposition of alumina-doped zinc oxide on flexible substrates by direct pulsed laser recrystallization,” Applied Physics Letters, vol. 100, no. 15, 2012.
45. L. Luo, M. D. Rossell, D. Xie, R. Erni, and M. Niederberger, “Microwave-assisted nonaqueous Sol-Gel synthesis: from Al:ZnO nanoparticles to transparent conducting films,” ACS Sustainable Chemistry & Engineering, vol. 1, no. 1, pp. 152–160, 2013.
46. J. Clatot, G. Campet, A. Zeinert, C. Labrugère, M. Nistor, and A. Rougier, “Low temperature Si doped ZnO thin films for transparent conducting oxides,” Solar Energy Materials and Solar Cells, vol. 95, no. 8, pp. 2357–2362, 2011. View at Publisher · View at Google Scholar · View at Scopus
47. L. Gong, J. Lu, and Z. Ye, “Transparent and conductive Ga-doped ZnO films grown by RF magnetron sputtering on polycarbonate substrates,” Solar Energy Materials and Solar Cells, vol. 94, no. 6, pp. 937–941, 2010. View at Publisher · View at Google Scholar · View at Scopus
48. L. Ficke and M. Cahay, “The bright future of organic LEDs,” IEEE Potentials, vol. 22, no. 5, pp. 31–34, 2003.
49. J. Z. Song, Y. He, D. Zhu, J. Chen, C. L. Pei, and J. A. Wang, “Polymer/ZnO micro-nano array composites for light-emitting layer of flexible optoelectronic devices,” Acta Physico-Chimica Sinica, vol. 27, no. 5, pp. 1207–1213, 2011. View at Scopus
50. S. Esmaili-Sardari, A. Berkovich, and A. A. Iliadis, “Observation of conductivity type conversion in undoped ZnO films grown by pulsed laser deposition on silicon (100) substrates,” Applied Physics Letters, vol. 100, no. 5, Article ID 053505, 2012.
51. K. Kim, S. Y. Park, K.-H. Lim, C. Shin, J.-M. Myoung, and Y. S. Kim, “Low temperature and solution-processed Na-doped zinc oxide transparent thin film transistors with reliable electrical performance using methanol developing and surface engineering,” Journal of Materials Chemistry, vol. 22, no. 43, pp. 23120–23128, 2012.
52. W.-J. Yang, C.-C. Tsao, C.-Y. Hsu, H.-C. Chang, C.-P. Chou, and J.-Y. Kao, “Fabrication and characterization of transparent conductive ZnO:Al thin films deposited on polyethylene terephthalate substrates,” Journal of the American Ceramic Society, vol. 95, no. 7, pp. 2140–2147, 2012.
53. M. Y. Zhang and G. J. Cheng, “Highly conductive and transparent alumina-doped ZnO films processed by direct pulsed laser recrystallization at room temperature,” Applied Physics Letters, vol. 99, no. 5, 2011.
54. T. Moon, W. Yoon, K. S. Ji et al., “Enhancement of crystallinity in ZnO:Al films using a two-step process involving the control of the oxygen pressure,” in Proceedings of the 35th IEEE Photovoltaic Specialists Conference (PVSC '10), pp. 3709–3712, June 2010. View at Publisher · View at Google Scholar · View at Scopus
55. T. Prasada Rao and M. C. Santhoshkumar, “Effect of thickness on structural, optical and electrical properties of nanostructured ZnO thin films by spray pyrolysis,” Applied Surface Science, vol. 255, no. 8, pp. 4579–4584, 2009. View at Publisher · View at Google Scholar · View at Scopus
56. J. Z. Song, Y. He, Z. D. Pan, D. Zhu, J. Chen, and J. A. Wang, “PANI/nano-ZnO composites prepared by in-situ polymerization under magnetic field,” Acta Chimica Sinica, vol. 69, no. 13, pp. 1582–1588, 2011.