~ 2014

L. S. Oh, D. H. Kim, J. A. Lee, S. S. Shin, J.-W. Lee, I. J. Park, M. J. Ko, N.-G. Park, S. G. Pyo, K. S. Hong, and J. Y. Kim,* “Zn₂SnO₄‑Based Photoelectrodes for Organolead Halide Perovskite Solar Cells,” J. Phys. Chem. C, 118, pp. 22991-22994 (2014).
1. J.-O. Jeon, K. D. Lee, L. S. Oh, S.-W. Seo, D.-K. Lee, H. Kim, J.-h. Jeong, M. J. Ko, B.S. Kim, H. J. Son, and J. Y. Kim,* “Highly Efficient Copper-Zinc-Tin-Selenide (CZTSe) Solar Cells by Electrodeposition,” ChemSusChem, 7, pp. 1073-1077 (2014).
2. S. S. Shin, D. W. Kim, D. Hwang, J. H. Suk, L. S. Oh, B. S. Han, D. H. Kim, J. S. Kim, D. Kim, J. Y. Kim,* and K. S. Hong, “Controlled interfacial electron dynamics in highly efficient Zn₂SnO₄-based dye-sensitized solar cells,” ChemSusChem, 7, pp. 501-509 (2014).
3. J. Y. Kim*, K. Zhu, N. R. Neale, and A. J. Frank, “Transparent TiO₂ nanotube array photoelectrodes prepared via two-step anodization,” Nano Convergence, 1:9 (2014).
4. J. S. Kim, S. S. Shin, H. S. Han, L. S. Oh, D. H. Kim, J.-H. Kim, K. S. Hong, and J. Y. Kim,* “1-D Structured Flexible Supercapacitor Electrodes with Prominent Electronic/Ionic Transport Capabilities,” ACS Appl. Mater. Inter., 6, pp. 268-274 (2014).
5. Y. Hwang, B.-I. Park, B.-S. Lee, J. Y. Kim, J.-H. Jeong, H. Kim, M. J. Ko, B.S. Kim, H. J. Son, S. Y. Lee, J.-S. Lee, J.-K. Park, S.-H. Cho, and D.-K. Lee, “Influences of Extended Selenization on Cu₂ZnSnSe₄ Solar Cells Prepared from Quaternary Nanocrystal Ink,” J. Phys. Chem. C, 118, pp. 27657-27663 (2014).
6. G. Y. Kim, J. R. Kim, W. Jo, K. D. Lee, J. Y. Kim, T. T. T. Nguyen, S. Yoon, “Effects of Cu_2-xS phase removal on surface potential of Cu₂ZnSnS₄ thin-films grown by electroplating,” Curr. Appl. Phys., 14, pp. 1665-1668 (2014).
7. H. Jung, B. Koo, J.-Y. Kim, T. Kim, H. J. Son, B.S. Kim, J. Y. Kim, D.-K. Lee, H. Kim, J. Cho, and M. J. Ko, “Enhanced Photovoltaic Properties and Long-Term Stability in Plasmonic Dye-Sensitized Solar Cells via Noncorrosive Redox Mediator,” ACS Appl. Mater. Inter., 6, pp. 19191-19200 (2014).
8. M. Jung, Y. Yoon, J. H. Park, W. Cha, A. Kim, J. Kang, S. Gautam, D. Seo, J. H. Cho, H. Kim, J. Y. Choi, K. H. Chae, K. Kwak, H. J. Son, M. J. Ko, H. Kim, D.-K. Lee, J. Y. Kim, D. H. Choi, and B.S. Kim, “Nanoscopic Management of Molecular Packing and Orientation of Small Molecules by a Combination of Linear and Branched Alkyl Side Chains,” ACS Nano, 8, pp. 5988-6003 (2014).
9. T. Kim, H. Kim, J. Park, H. Kim, Y. Yoon, S.-M.Kim, C. Shin, H. Jung, I. Kim, D. S. Jeong, H. Kim, J. Y. Kim, B.S. Kim, M. J. Ko, H. J. Son, C. Kim, J. Yi, S. Han, and D.-K. Lee, “Triple-Junction Hybrid Tandem Solar Cells with Amorphous Silicon and Polymer-Fullerene Blends,” Sci. Rep., 4, 7154 (2014).
10. H.-Y. Jin, J.-Y. Kim, J. A. Lee, K. Lee, K. Yoo, D.-K. Lee, B.S. Kim, J. Y. Kim, H. Kim, H. J. Son, J. Kim, J. A. Lim, and M. J. Ko, “Rapid sintering of TiO₂ photoelectrodes using intense pulsed white light for flexible dye-sensitized solar cells,” Appl. Phys. Lett., 104, 143902 (2014).
11. B.-I. Park, Y. Hwang, S. Y. Lee, J.-S. Lee, J.-K. Park, J. Jeong, J. Y. Kim, B.S. Kim, S.-H. Cho, and D.-K. Lee, “Solvent-free synthesis of Cu₂ZnSnS₄ nanocrystals: a facile, green, up-scalable route for low cost photovoltaic cells,” Nanoscale, 6, pp. 11703-11711 (2014).
12. Y. S. Lim, H. S. Kwon, J. Jeong, J. Y. Kim, H. Kim, M. J. Ko, U. Jeong, and D.-K. Lee, “Colloidal Solution-Processed CuInSe₂ Solar Cells with Significantly Improved Efficiency up to 9% by Morphological Improvement,” ACS Appl. Mater. Inter., 6, pp. 259-267 (2014).
13. B. Kim, Y. Li, H. Jung, J. Y. Kim, D.-K. Lee, B.S. Kim, H. J. Son, D.-H. Kim, and M. J. Ko, “Enhanced Interconnection of TiO₂ Nanoparticles using Atomic Layer Deposition for Flexible Dye-Sensitized Solar Cells with Plastic Substrates,” Nano, 9, pp. 1440011 (2014).
14. T. I. Ryu, Y. Yoon, J.-H. Kim, D.-H. Hwang, M. J. Ko, D.-K. Lee, J. Y. Kim, H. Kim, N.-G. Park, B.S. Kim, and H. J. Son, “Simultaneous Enhancement of Solar Cell Efficiency and Photostability via Chemical Tuning of Electron Donating Units in Diketopyrrolopyrrole-Based Push–Pull Type Polymers,” Macromolecules, 47, pp. 6270-6280 (2014)
15. S. K. Son, H.-S. Lee, J. S. Ha, K. H. Kim, H. J. Son, M. J. Ko, H. Kim, D.-K. Lee, J. Y. Kim, W. Lee, S. Park, D. H. Choi, B.S. Kim, “Effect of asymmetric solubility of diketopyrrolopyrrole-based polymers and PC71BMs in a binary solvent system on the performance of bulk heterojunction solar cells,” Sol. Energy Mater. Sol. Cells, 124, pp. 232-240 (2014).
16. S. M. Park, Y. Yoon, C. W. Jeon, H. Kim, M. J. Ko, D.-K. Lee, J. Y. Kim, H. J. Son, S.-K. Kwon, Y.-H. Kim, B.S. Kim, “Synthesis of Phenanthro[1,10,9,8-cdefg]carbazole-Based Conjugated Polymers for Organic Solar Cell Applications,” J. Polym. Sci. Part A: Polym. Chem., 52, pp. 796-803 (2014).
17. S. K. Son, Y.-S. Kim, H. J. Son, M. J. Ko, H. Kim, D.-K. Lee, J. Y. Kim, D. H. Choi, K. Kim, and B.S. Kim, “Correlation between Polymer Structure and Polymer:Fullerene Blend Morphology and Its Implications for High Performance Polymer Solar Cells,” J. Phys. Chem. C, 118, pp. 2237-2244 (2014).
18. Y. Yoon, H. J. Kim, C.-H. Cho, S. Kim, H. J. Son, M.-J. Ko, H. Kim, D.-K. Lee, J. Y. Kim, W. Lee, B. J. Kim, and B.S. Kim, “Carrier Lifetime Extension via the Incorporation of Robust Hole/Electron Blocking Layers in Bulk Heterojunction Polymer Solar Cells,” ACS Appl. Mater. Inter., 6, pp. 333-339 (2014).
19. S. S. Shin, J. S. Kim, J. H. Suk, K. D. Lee, D. W. Kim, J. H. Park, I. S. Cho, K. S. Hong, and J. Y. Kim,* “Improved Quantum Efficiency of Highly Efficient Perovskite BaSnO₃ (BSO)-Based Dye-Sensitized Solar Cells,” ACS Nano, 7, pp. 1027-1035 (2013).
20. K. D. Lee, S.-W. Seo, D.-K. Lee, H. Kim, J.-h. Jeong, M. J. Ko, B.S. Kim, D. H. Kim, J. Y. Kim,* “Preparation of Cu₂ZnSnS₄ thin films via electrochemical deposition and rapid thermal annealing,” Thin Solid Films, 546, pp. 294-298 (2013).
21. K. D. Lee, S.-W. Seo, D.-K. Lee, H. Kim, M. J. Ko, B.S. Kim, D. H. Kim, J. Y. Kim,* “The effect of a heating rate on the properties of Cu₂ZnSnS₄ thin films solar cells,” ECS transactions, 50, pp. 101-106 (2013).
22. S. J. Park, K. Yoo, J.-Y. Kim, J. Y. Kim, D.-K. Lee, B.S. Kim, H. Kim, J. H. Kim, J. Cho, and M. J. Ko, “Water-Based Thixotropic Polymer Gel Electrolyte for Dye-Sensitized Solar Cells,” ACS Nano, 7, pp. 4050-4056 (2013).
23. Y. Li, K. Yoo, D.-K. Lee, J. Y. Kim, H. Kim, B.S. Kim and M. J. Ko, “Photovoltaic properties of high efficiency plastic dye-sensitized solar cells employing interparticle binding agent “nanoglue”,” Nanoscale, 5, pp. 4711-4719 (2013). * Selected as a cover paper
24. K. Woo, Y. Kim, W. Yang, K. Kim, I. Kim, Y. Oh, J. Y. Kim, and J. Moon, “Band-gap-graded Cu₂ZnSn(S_1-x,Se_x)₄ Solar Cells Fabricated by an Ethanol-based, Particulate Precursor Ink Route,” Sci. Rep., 3, 3069 (2013).
25. B. Kim, S. W. Park, J.-Y. Kim, K. Yoo, J. A. Lee, M.-W. Lee, D.-K. Lee, J. Y. Kim, B.S. Kim, H. Kim, S. Han, H. J. Son, and M. J. Ko, “Rapid Dye Adsorption via Surface Modification of TiO₂ Photoanodes for Dye-Sensitized Solar Cells,” ACS Appl. Mater. Interfaces, 5, pp. 5201-5207 (2013).
26. Y. S. Lim, J. Jeong, J. Y. Kim, M. J. Ko, H. Kim, B.S. Kim, U. Jeong, and D.-K. Lee, “Binder-free Cu-In alloy nanoparticles precursor and their phase transformation to chalcogenides for solar cell applications,” J. Phys. Chem. C, 117, pp. 11930-11940 (2013).
27. J.-H. Kim, K. Zhu, J. Y. Kim, A. J. Frank, “Tailoring oriented TiO₂ nanotube morphology for improved Li storage kinetics,” Electrochimica Acta, 88, pp. 123-128 (2013).
28. H. Lee, W. Lee, J. Y. Kim, M. J. Ko, K. Kim, K. Seo, D.-K. Lee, and H. Kim, “Highly dense and crystalline CuInSe₂ thin films prepared by single bath electrochemical deposition,” Electrochimica Acta, 87, pp. 450-456 (2013).
29. T. Kim, Y.-S. Kim, J. Y. Choi, J. H. Jeon, W. W. Park, S. W. Moon, S.-M. Kim, S. Han, B.S. Kim, D.-K. Lee, H. Kim, J. Y. Kim, M. J. Ko, K. Kim, “Reversed organic–inorganic hybrid tandem solar cells for improved interfacial series resistances and balanced photocurrents” Syn. Metal, 175, pp. 103-107 (2013).
30. H.-S. Lee, J. S. Lee, S. Cho, H. Kim, K.-W. Kwak, Y. Yoon, S. K. Son, H. Kim, M. J. Ko, D.-K. Lee, J. Y. Kim, S. Park, D. H. Choi, S. Y. Oh, J. H. Cho, and B.S. Kim, “Crystallinity-Controlled Naphthalene-alt-Diketopyrrolopyrrole Copolymers for High Performance Ambipolar Field Effect Transistors,” J. Phys. Chem. C, 116, pp. 26204-26213 (2012).
31. J. Y. Kim,* S.-H. Lee, Y. Yan, J. Oh, and K. Zhu, “Controlled synthesis of aligned Ni−NiO core−shell nanowire arrays on glass substrates as a new supercapacitor electrode,” RSC Adv., 2, pp. 8281-8285 (2012).
32. R. N. Bhattacharya and J. Y. Kim, “Cu-Zn-Sn-S Thin Films from Electrodeposited Metallic Precursor Layers,” Open Surf. Sci. J., 4, pp. 19-24 (2012).
33. J.-Y. Kim, J. Y. Kim, D.-K. Lee, B.S. Kim, H. Kim, and M. J. Ko, “Importance of 4-tert-Butylpyridine in Electrolyte for Dye-Sensitized Solar Cells Employing SnO₂ Electrode,” J. Phys. Chem. C, 116, pp. 22759-22766 (2012).
34. Y. Li, D.-K. Lee, J. Y. Kim, B.S. Kim, N.-G. Park, K. Kim, J.-H. Shine, I.-S. Choi, and M. J. Ko, “Highly Durable and Flexible Dye-Sensitized Solar Cells Fabricated on Plastic Substrates: PVDF-Nanofiber-Reinforced TiO₂ Photoelectrodes,” Energy Environ. Sci., 5, pp. 8950-8957 (2012). * Selected as back cover paper
35. S. Lee, I. J. Park, D. H. Kim, W. M. Sung, D. W. Kim, G. Han, J. Y. Kim, H. S. Jung, and K. S. Hong, “Crystallographically Preferred Oriented TiO₂ Nanotube Arrays for Efficient Photovoltaic Energy Conversion,” Energy Environ. Sci., 5, pp. 7989-7995 (2012).
36. J. H. Noh, J. H. Park, H. S. Han, D. H. Kim, B. S. Han, S. Lee, J. Y. Kim,* H. S. Jung, and K. S. Hong, “Aligned Photoelectrodes with Large Surface Area Prepared by Pulsed Laser Deposition,” J. Phys. Chem. C, 116, pp. 8102-8110 (2012).
37. A. F. Halverson, K. Zhu, P. T. Erslev, J. Y. Kim, N. R. Neale, and A. J. Frank, “Perturbation of the Electron Transport Mechanism by Proton Intercalation in Nanoporous TiO₂ Films,” Nano Lett., 12, pp. 2112-2116 (2012).
38. S. Lee, D. H. Kim, J. Y. Kim,* H. S. Jung, H. Shin, K. S. Hong, “Improved spectral response of sensitized photoelectrodes with the optical modulation layer,” Electrochem. Commun., 15, pp. 29-33 (2012).
39. J. H. Noh, H. S. Han, S. Lee, J. Y. Kim,* K. S. Hong, G.-S. Han, H. Shin, and H. S. Jung, “Nanowire-Based Three-Dimensional Transparent Conducting Oxide Electrodes for Extremely Fast Charge Collection,” Adv. Energy Mater., 1, pp. 829-835 (2011). * Selected as inside cover paper
40. J. Y. Kim, J. H. Noh, K. Zhu, A. F. Halverson, N. R. Neale, S. Park, K. S. Hong, and A. J. Frank, “General Strategy for Fabricating Transparent TiO₂ Nanotube Arrays for Dye-Sensitized Photoelectrodes: Illumination Geometry and Transport Properties,” ACS Nano, 5, pp. 2647-2656 (2011).
41. J.-H. Kim, S. H. Kang, K. Zhu, J. Y. Kim, N. R. Neale and A. J. Frank, “Ni-NiO core-shell inverse opal electrode for supercapacitors,” Chem. Commun., 47, pp. 5214-5216 (2011).
42. Z. Kai, N. R. Neale, A. F. Halverson, J. Y. Kim, and A. J. Frank, “Effects of Annealing Temperature on the Charge-Collection and Light-Harvesting Efficiencies of TiO₂ Nanotube-Based Dye-Sensitized Solar Cells,” J. Phys. Chem. C, 114, pp. 13433-13441 (2010).
43. J. H. Noh, H. S. Han, S. Lee, D. H. Kim, J. H. Park, S. Park, J. Y. Kim, H. S. Jung, and K. S. Hong, “A Newly Designed Nb-doped TiO₂/Al-doped ZnO Transparent Conducting Oxide Multilayer for Electrochemical Photoenergy Conversion Devices,” J. Phys. Chem. C, 114, pp. 13867-13871 (2010).
44. J.-S. An, J. H. Noh, I.-S. Cho, H.-S. Roh, J. Y. Kim, H. S. Han, and K. S. Hong, “Tailoring the morphology and structure of nanosized Zn₂SiO₄:Mn²⁺ phosphors using the hydrothermal method and their luminescent properties,” J. Phys. Chem. C, 114, pp. 10330-10335 (2010).
45. S. K. Sarkar, J. Y. Kim, D. N. Goldstein, N. R. Neale, K. Zhu, C. M. Elliott, A. J. Frank, and S. M. George, “In₂S₃ Atomic Layer Deposition and Its Application as a Sensitizer on TiO₂ Nanotube Arrays for Solar Energy Conversion,” J. Phys. Chem. C, 114, pp. 8032-8039 (2010).
46. S. Lee, I.-S. Cho, J. H. Lee, D. H. Kim, D. W. Kim, J. Y. Kim, H. Shin, J.-K. Lee, H. S. Jung, N.-G. Park, K. Kim, M. J. Ko, and K. S. Hong, “Two-step Sol-Gel Method-Based TiO₂Nanoparticles with Uniform Morphology and Size for Highly Efficient Photo-Energy Conversion Devices,” Chem. Mater., 22, pp. 1958-1965 (2010).
47. S.-H. Lee, H. S. Jung, H. Shin, J. Lee, J.-H. Noh, S. Lee, I.-S. Cho, J.-K. Lee, J. Y. Kim, and H. Shin, “Al-Doped ZnO Thin Film: A New Transparent Conducting Layer for ZnO Nanowire-Based Dye-Sensitized Solar Cells,” J. Phys. Chem. C, 114, pp. 7185-7189 (2010).
48. D. W. Kim, I.-S. Cho, J. Y. Kim, H. L. Jang, G. S. Han, H.-S. Ryu, H. Shin, H. S. Jung, and K. S. Hong, “Simple Large-Scale Synthesis of Hydroxyapatite Nanoparticles: In Situ Observation of Crystallization Process,” Langmuir, 26, pp. 384-388 (2010).
49. J. Y. Kim,* S. B. Choi, J. H. Noh, S. H. Yoon, S. Lee, T. H. Noh, A. J. Frank, and K. S. Hong, “Synthesis of CdSe-TiO₂ Nanocomposites and Their Applications to TiO₂ Sensitized Solar Cells,” Langmuir, 25, pp. 5348-5351 (2009).
50. S. Lee, J. H. Noh, H. S. Han, D. K. Yim, D. H. Kim, J.-K. Lee, J. Y. Kim,* H. S. Jung, and K. S. Hong, “Nb-Doped TiO₂: A New Compact Layer Material for TiO₂ Dye-Sensitized Solar Cells,” J. Phys. Chem. C, 113, pp. 6878-6882 (2009).
51. J. Y. Kim, S. Lee, J. H. Noh, H. S. Jung, K. S. Hong, “Enhanced photovoltaic properties of overlayer-coated nanocrystalline TiO₂ dye-sensitized solar cells (DSSCs),” J Electroceram., 23, pp. 422-425 (2009).
52. K. S. Ahn, Y. Yan, M. S. Kang, J. Y. Kim, S. Shet, H. Wang, J. Turner, and M. Al-Jassim, “CoAl₂O₄-Fe₂O₃ p-n nanocomposite electrodes for photoelectrochemical cells,” Appl. Phys. Lett., 95, 022116 (2009).
53. J. H. Noh, I.-S. Cho, S. Lee, C. M. Cho, H. S. Han, J.-S. An, C. H. Kwak, J. Y. Kim, H. S. Jung, J.-K. Lee, and K. S. Hong, “Photoluminescence and electrical properties of epitaxial Al-doped ZnO transparent conducting thin films,” Phys. Status Solidi A, 206, pp. 2133-2138 (2009).
54. S. Lee, J. H. Noh, S.-T. Bae, I.-S. Cho, J. Y. Kim, H. Shin, J.-K. Lee, H. S. Jung, and K. S. Hong, “Indium-Tin-Oxide-Based Transparent Conducting Layers for Highly Efficient Photovoltaic Devices,” J. Phys. Chem. C, 113, pp. 7443-7447 (2009).
55. J. H. Noh, S. Lee, J. Y. Kim, J.-K. Lee, H. S. Han, C. M. Cho, I. S. Cho, H. S. Jung, and K. S. Hong, “Functional Multilayered Transparent Conducting Oxide Thin Films for Photovoltaic Devices,” J. Phys. Chem. C, 113, pp. 1083-1087 (2009).
56. J. H. Noh, H. B. Hong, J.-K. Lee, C. M. Cho, J. Y. Kim, S. Lee, I.-S. Cho, H. S. Jung, and K. S. Hong, “Structure and dielectric properties of cubic Bi₂(Zn_1/3Ta_2/3)₂O₇ thin films,” J. Appl. Phys., 106, 084103 (2009).
57. J. H. Noh, J.-S. An, J. Y. Kim, C. M. Cho, K. S. Hong, and H. S. Jung, “Electrical and optical properties of epitaxial and polycrystalline undoped and Al-doped ZnO thin films grown by pulsed laser deposition,” J Electroceram., 23, pp. 497-501 (2009).
58. J. Y. Kim,* S. B. Choi, D. W. Kim, S. Lee, H. S. Jung, J.-K. Lee, and K. S. Hong, “Surfactant-Assisted Shape Evolution of Thermally Synthesized TiO₂ Nanocrystals and Their Applications to Efficient Photoelectrodes,” Langmuir, 24, pp. 4316-4319 (2008).
59. C. M. Cho, J. H. Noh, I.-S. Cho, J.-S. An, K. S. Hong, J. Y. Kim, “Low-temperature hydrothermal synthesis of pure BiFeO₃ nanopowders using triethanolamine and their applications as visible-light photocatalysts,” J. Am. Ceram. Soc., 91, pp. 3753-3755 (2008).
60. S.-T. Bae, H. Shin, J. Y. Kim, H. S. Jung, and K. S. Hong, “Roles of MgO Coating Layer on Mesoporous TiO₂/ITO Electrode in a photoelectrochemical Cell for Water Splitting,” J. Phys. Chem. C, 112 pp. 9937-9942 (2008).
61. J. H. Noh, H. S. Jung, J.-K. Lee, J. Y. Kim, C. M. Cho, J.-S. An, and K. S. Hong, “Reversible change in electrical and optical properties in epitaxially grown Al-doped ZnO thin films,” J. Appl. Phys., 104, 073706 (2008).
62. J. Y. Kim,* J. H. Noh, S. Lee, S.-H. Yoon, C. M. Cho, K. S. Hong, H. S. Jung, and J.-K. Lee, “Seed-layer mediated orientation evolution in dielectric Bi–Zn–Ti–Nb–O thin films,” Appl. Phys. Lett., 91, 232903 (2007).
63. S. Lee, J. Y. Kim, S. H. Youn, M. Park, K. S. Hong, H. S. Jung, J.-K. Lee, and H. Shin, “Preparation of a Nanoporous CaCO₃-Coated TiO₂ Electrode and Its Application to a Dye-Sensitized Solar Cell,” Langmuir, 23 pp. 11907-10910 (2007).
64. D. W. Kim, S. Lee, H. S. Jung, J. Y. Kim and K. S. Hong, “Effects of the Heterojunction on the Photoelectrocatalytic Properties of the Nano-Porous Semiconductor Films," Int. J. Hydrogen Energy, 32 pp. 3137-3140 (2007).
65. J. Y. Kim, H. S. Jung and K. S. Hong, “Dielectric properties of ZnNb₂O₆-TiO₂ mixture thin films,” J. Electroceram. 17 [2-4] pp. 179-183 (2006).
66. J. Y. Kim, H. S. Jung, J. H. No, J. R. Kim and K. S. Hong, “Influence of anatase-rutile phase transformation on dielectric properties of sol-gel derived TiO₂ thin films,” J. Electroceram., 16 [4] pp. 447-451 (2006).
67. J. Y. Kim, H. S. Jung and K. S. Hong, “Influence of strain on the dielectric properties of Bi-Zn-Ti-Nb-O solid solution thin films,” J. Eur. Ceram. Soc., 26 [10-11] pp. 2161-2164 (2006).
68. H. S. Jung, J. K. Lee, M. Nastasi, J. R. Kim, S. W. Lee, J. Y. Kim, J. S. Park, K. S. Hong and H. Shin, “Enhancing photocatalytic activity by using TiO₂-MgO core-shell-structured nanoparticles,” Appl. Phys. Lett. Vol. 88 [1] pp. 013107 (2006).
69. D. W. Cooke, J. K. Lee, B. L. Bennett, J. R. Groves, L. G. Jacobsohn, E. A. McKigney, R. E. Muenchausen, M. Nastasi, K. E. Sickafus, M. Tang, J. A. Valdez, J. Y. Kim and K. S. Hong, “Luminescent properties and reduced dimensional behavior of hydrothermally prepared Y₂SiO₅:Ce nanophosphors,” Appl. Phys. Lett., 88 [10] pp. 103108 (2006).
70. S. Lee, J. Y. Kim, K. S. Hong, H. S. Jung, J. K. Lee, H. Shin, “Enhancement of the photoelectric performance of dye-sensitized solar cells using a CaCO₃-coated TiO₂ nanoparticle film as an electrode,” Sol. Energy Mater. Sol. Cells, 90 pp. 2405-2412 (2006).
71. J. Y. Kim, H. S. Jung, and K. S. Hong, “Effects of Acetic Acid on the Crystallization Temperature of Sol-Gel Derived MgO Nano-Powders and Thin Films,” J. Am. Ceram. Soc., Vol. 88 [3] pp. 784-787 (2005).
72. J. Y. Kim, D. W. Kim, H. S. Jung and K. S. Hong, “Influence of Anatase-Rutile Phase Transformation on Dielectric Properties of Sol-Gel Derived TiO₂ thin Films,” Jpn. J. Appl. Phys. Vol. 44 [8] pp. 6148-6151 (2005).
73. J. Y. Kim, D. W. Kim, H. S. Jung and K. S. Hong, “Voltage-Tunable Dielectric Properties of Pyrochlore Bi-Zn-Nb-Ti-O Solid-Solution Thin Films,” Jpn. J. Appl. Phys. Vol. 44 [9A] pp. 6648-6653 (2005).
74. H. S. Jung, J. K. Lee, S. Lee, J. Y. Kim, J. S. Park, K. S. Hong and H. Shin, “Preparation of Nanoporous MgO-Coated TiO₂ Nanoparticles and Their Application to Electrode of Dye-Sensitized Solar Cells,” Langmuir Vol. 21 [23] pp. 10332-10335 (2005).
75. H. S. Jung, S. W. Lee, J. Y. Kim, K. S. Hong, Y. C. Lee, and K. H. Ko, “Correlation between Dispersion Properties of TiO₂ Colloidal Sols and Photoelectritc Characteristics of TiO₂ Films,” J. Colloid and Interface Sci., Vol 279 [2] pp. 479-483 (2004).
76. H. S. Jung, H. Shin, J. R. Kim, J. Y. Kim, K. S. Hong, and J. K. Lee, “In-situ Observation of the Stability of Anatase Nanoparticles and Their Transformation to Rutile in an Acidic Solution,” Langmuir, Vol 20 [26] pp. 11732-11737 (2004).
77. J. Y. Kim, D. W. Kim, H. S. Jung, and K. S. Hong, “Voltage Tunable Dielectric Properties of Titanium Substituted Bi-pyrocholre Thin Films,” J. Kor. Phys. Soc., Vol. 42, pp. 1404-1407 (2003).
78. H. S. Jung, J. K. Lee, J. Y. Kim, and K. S. Hong, “Crystallization Behaviors of Nano-sized MgO Particles from Magnesium Alkoxides,” J. Colloid and Interface Sci., Vol. 259 [1], pp. 127-132 (2003).
79. H. S. Jung, J. K. Lee, J. Y. Kim, and K. S. Hong, “Synthesis of nano-sized MgO particle and thin film from diethanolamine-stabilized magnesium-methoxide,” J. Sol. State Chem. Vol. 175 [2] pp. 278-283 (2003).

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