[Publications]

H-index: 30 (THOMSON REUTERS)

Total citation number: 4064 (THOMSON REUTERS)

High cited top 6 publication (THOMSON REUTERS)

1. “Improved Light Harvesting and Improved Efficiency by Insertion of an Optical Spacer (ZnO) in Solution-processed Small-molecule Solar Cells”, Nano Letters, 2013 (# of citation: 410)

2. “Efficient Solution-Processed Small Molecule Solar Cells with Inverted Structure”, Advanced Materials, 2013 (# of citation: 408)

3. “Enhancement of power conversion efficiency from Au nanoparticles in donor-acceptor polymer bulk-heterojunction solar cells”, Angewandte Chemie International Edition, 2011 (# of citation: 379)

4. “Intensity dependence of current-voltage characteristics and recombination in high-efficiency solution-processed small-molecule solar cells”, ACS NANO, 2013 (# of citation: 309)

5. “Barium: An Efficient Cathode Layer for Bulk-heterojunction Solar Cells”, Scientific Reports, 2013 (# of citation: 299)

6. “Enhanced Power Conversion Efficiency in PCDTBT/PC70BM Bulk Heterojunction Photovoltaic Devices with Embedded Silver Nanoparticle Clusters”, Advanced Energy Materials, 2011 (# of citation: 225)

2018′s (@ Chung-Ang University)

 

86. Woongsik Jang, and Dong Hwan Wang*, “Long-term-stable Transferred-organic-photoactive-layer-based Photodiode with Controlled Wetting through Interface Stabilization”, In preparation  (Corresponding author).

 

85. Byung Ki Kim, Woongsik Jang, Jae Sang Cho, Soyun Park, and Dong Hwan Wang*, “Tailoring of Weight Concentration for High Current Generation in Perovskite Solar Cells: Morphological and Electrical Relationships”, In preparation  (Corresponding author).

 

84.  Woongsik Jang, Young Tea Kwon, Yong Ho Choa*, and Dong Hwan Wang*, “Water-Dispersed Copper Sulfide Doped With Selenium in PEDOT:PSS Interlayer For Efficient Organic-Inorganic Hybrid Materials Based Optoelectronic Devices”, In preparation  (Corresponding author).

 

83.  Obum Kwon, Jihyun Lim, Jin Kuen Park*, and Dong Hwan Wang*, “Control on the Photovoltaic Properties of a Thieno[3,4-c]pyrrolo-4,6-dione Based Conjugated Small Molecule via Processing Additives”, In preparation  (Corresponding author).

 

82.  Minji Yi+, Woongsik Jang+, Jae Sang Cho, and Dong Hwan Wang*, “Enhanced Interface of Polyurethane Acrylate via Perfluoropolyether for Efficient Transfer Printing and Stable Operation of PEDOT:PSS in Perovskite Photovoltaic Cells”, In revision, Applied Surface Science (IF = 3.387, Corresponding author).

 

81.  Jae Sang Cho, Woongsik Jang, Sung Cik Mun, Minji Yi, Jong Hyeok Park, and Dong Hwan Wang*, “Tuning Surface Chemistry and Morphology of Graphene Oxide by γ-ray Irradiation for Enhanced Performance of Perovskite Photovoltaics”, Carbon, v. 139, pp. 564-571  (IF = 7.082, Corresponding author).

 

carbon

 

80.  Obum Kwon, Soyun Park, Jin Kuen Park*,and Dong Hwan Wang*, “Controlling the Optoelectronic Properties of Narrow Bandgap Organic Chromophores upon Isoelectronic Bridgehead Substitution”, Dyes and Pigmentsv. 158, pp. 222-239 (IF = 3.767, Corresponding author).

 

fug

 

79.  Jung Kyu Kim, Yoonjun Cho, Myung Jin Jeong, Ben Levy-Wendt, Dongguen Shin, Yeonjin Yi, Dong Hwan Wang,* Xiaolin Zheng, and Jong Hyeok Park*, “Rapid Formation of a Disordered Layer on Monoclinic BiVO4: Cocatalyst-free Photoelectrochemical Solar Water Splitting”, ChemSusChem,  v. 11, pp. 933-940 (IF = 7.411, Corresponding author).

 

PEC

 

78.  Soyun Park, Min-Sung Kim, Woongsik Jang, Jin Kuen Park*, and Dong Hwan Wang*, “Covalent Organic Nanosheets for the Effective Charge Transport Layer in Planar-type Perovskite Solar Cells”, Nanoscale,  v. 10, pp. 4708-4717 (IF = 7.72, Corresponding author).

CON-NANOSCALE

 

77.  Soyun Park+, Woongsik Jang+, and Dong Hwan Wang*, “Alignment of Cascaded Band-gap via PCBM/ZnO Hybrid Interlayers for Efficient Perovskite Photovoltaic Cells”, Macromolecular Researchv. 26, pp. 472- 476 (IF = 1.767, Corresponding author).

MR

 

76.  Soyun Park+, Woongsik Jang+, Jae Sang Cho, Minji Yi, and Dong Hwan Wang*, “Oxygen Contribution for Uniform Formation of Crystalline Zinc Oxide/Polyethylenimine Interfaces to Boost Charge Generation/Transport in Inverted Organic Solar Cells”, Journal of Industrial and Engineering Chemistry, v. 61, pp. 314-320 (IF = 4.841, Corresponding author).

 

zno

75.  Jae Sang Cho, Woongsik Jang, Soyun Park, Byung Ki Kim, and Dong Hwan Wang*, “Thermally Stable Propanethiol-Ligand Exchanged Ag Nanoparticles for Enhanced Dispersion in Perovskite Solar Cells via an Effective Incorporation Method”, Journal of Industrial and Engineering Chemistry v. 61, pp. 71-74 (IF = 4.841, Corresponding author).

ag

 

74.  Woongsik Jang, Keum Hwan Park, and Dong Hwan Wang*, “Increased Omnidirectional Light Absorbance by Using Hollow Silica Nanoparticles in an Anti-Reflective Pattern for Efficient Organic Photovoltaic Devices”, Organic Electronics, v. 53, pp. 315-319 (IF = 3.680, Corresponding author).

 

 

oe abstract oe

73.  Kang Min Kim, Sunyong Ahn, Woongsik Jang, Soyun Park, O Ok Park*, and Dong Hwan Wang*, Work Function Re-Alignment of Vacuum Free Top-Electrode by PEDOT:PSS/PEI Interaction for Efficient Semi-Transparent Perovskite Solar Cells”, Solar Energy Materials and Solar Cells v. 176, pp. 435-440 (IF = 5.018, Corresponding author).

transfer

2017′s (@ Chung-Ang University)

72.  Woongsik Jang, Hyungin Cheon, Soyun Park, Jae Sang Cho, Minji Yi, Soon-Ki Kwon, Yun-Hi Kim* and Dong Hwan Wang*, “Interface Engineering on Phenanthrocarbazole/Thienopyrroledione-based Conjugated Polymer for Efficient Organic Photovoltaic Devices with Ideal Nano-Morphology and Improved Charge Carrier Dynamics”, Dyes and Pigmentsv. 145, pp. 29-36 (IF = 4.055 , Corresponding author).

TTTPD

71.  Sunyong Ahn+, Woongsik Jang+, Soyun Park, and Dong Hwan Wang*, “Dry Stamping Transferred PC71BM Charge Transport Layer via Interface Controlled Polyurethane Acrylate Mold Film for Efficient Planar-Type Perovskite Solar Cells”, ACS Applied Materials & Interfacesv. 9, pp. 15623-15630  (IF = 7.145 , Corresponding author).

toc-1

70.  Sung Hyun Noh,‡ Hun Park,‡ Woongsik Jang,‡ Wonsik Eom, Minji Yi, Ju Min Lee, Ki Hwan Koh, Jae Yun Jaung, Dong Hwan Wang*, and Tae Hee Han*, Covalently Linked Graphene-Phthalocyanine Hybrid as a Next Photoactive Layer”,  Carbon,   v. 119, pp. 476-482  (IF = 6.198, Corresponding author).

TOC

69.  Soyun Park+, Xiaofeng Tan+, Woongsik Jang, Jae Sang Cho, Yun-Hi Kim*, Soon-Ki Kwon*, and Dong Hwan Wang*, “Effect of Vacuum Treatment in Diketopyrrolopyrrole (DPP) based Copolymer with Ratio Controlled Toluene and Benzene Functional Groups for Efficient Organic Photovoltaic Cells: Morphological and Electrical Contribution”, Organic Electronics,  v. 46, pp. 183-191  (IF = 3.471, Corresponding author).

toc

 

 

68. Jong Hwa Lee,‡ Kang Min Kim,‡ Woongsik Jang, Sungyoung Ahn, Young Yun Kim, O Ok Park*,and Dong Hwan Wang*, Vacuum-Process-Based Dry Transfer of Active Layer with Solvent Additive for Efficient Organic Photovoltaic Devices”, Journal of Materials Chemistry C, v. 5, pp. 1106-1112 (IF = 5.066, Corresponding author).

 

VACUUM

 

2016′s (In Chung-Ang University)

67.  Woogsik Jang, Sunyong Ahn, Soyun Park, Jong Hyeok Park, and Dong Hwan Wang*,Counterbalancing of Morphology and Conductivity for Poly(3,4-ethylenedioxythiophene) Polystyrene Sulfonate based Flexible Devices“, Nanoscale, v. 8, pp. 19557-19563Highlighted on the Front Inside Cover. (IF =  7.76, Corresponding author).

cover-1

 

66. Y. Choi, K. Zhang, K. Y. Chung, Dong Hwan Wang*, and Jong Hyeok Park*, “PVdF-HFP/Exfoliated Graphene Oxide Nanosheets Hybrid Separators for Thermally Stable Li-ion Batteries”, RSC Advances, v. 6, pp. 80706-80711 , (IF = 3.840, Corresponding author.

 

RSC-ADV

 

65. K. Zhang, M. Ma, P. Li, Dong Hwan Wang, and Jong Hyeok Park*, “Water Splitting Progress in Tandem Device: Moving Photolysis beyond Electrolysis”, Advanced Energy Materials, v.6, pp. 1600602 (1-16) (IF = 16.146, Co-author).

 

aenm201600602-gra-0001-m

 

64. Sunyong Ahn+,Woongsik Jang+, Jong Hyeok Park*, and Dong Hwan Wang*, “Morphology Fixing Agent for PC60BM in Planar-Type Perovskite Solar Cells for Enhanced Stability “,  RSC Advances, v. 6, pp. 51513-51519 ( + Equally Contributed, IF = 3.840, Corresponding author).

 

tocperove toc-perov

63. Woongsik Jang+, Yu Jin Kim+,  Sunyong Ahn, , Chan Eon Park*, and Dong Hwan Wang* “Morphological engineering via processing additive in thin film bulk-heterojunction photovoltaic cells: a systematic understanding of crystal size and charge transport”, Current Applied Physcis, v. 16, pp. 1424-1430, (+ Equally Contributed,  IF = 2.144, Corresponding author).

 

p3htdio

62. Yu Jin Kim+, Woongsik Jang+, Sunyong Ahn, Chan Eon Park*, and Dong Hwan Wang*, “Dramatically enhanced performances and ideally controlled nanomorphology via co-solvent processing in low bandgap polymer solar cells“, Organic Electronics, v. 34, pp. 42-49 (+ Equally Contributed, IF = 3.836, Corresponding author).

1-s2_0-S1566119916301471-fx1

61. Woongsik Jang+, Sunyong Ahn+, Sol I Ahn, So Yeon Park, Hyungbin Son*, and Dong Hwan Wang*, Nanopatterned Bulk-Heterojunction Photovoltaic Cells using Polyurethane Acrylate (PUA) Film Replica of Colloidal Crystal Arrays via Stamping Transfer Process”, Macromolecular Research,  v. 24, pp. 483-487  (+ Equally Contributed, IF = 1.597, Corresponding author).

pattern

60. Kang Min Kim+, Woongsik Jang+, Sung Cik Mun, Sunyong Ahn, Jung Jin Park, Young Yun Kim, Eunok Kim, O Ok Park*, and Dong Hwan Wang*, Hydrophilic Polyurethane Acrylate and its Physical Property for Efficient Fabrication of Organic Photovoltaic Cells via Stamping Transfer”, Organic Electronics, v. 31, pp. 295-302 (+ Equally Contributed, IF = 3.836, Corresponding author).

sch

 

59. Da Seul Lee, Wanjung Kim, Bong Guen Cha, Jeong Kwon, Sung June Kim, Min Kim, Jaeyun Kim, Dong Hwan Wang*, and Jong Hyeok Park*, “Self-position of Au NPs in Perovskite Solar Cells: Optical and Electrical Contribution“, ACS Applied Materials & Interfaces,  v. 8, pp. 449-454 (IF = 6.723, Corresponding author)  (2016).

 

AMI

 

58. Hyojung Kim, Ganapathy Veerappan, Dong Hwan Wang*, and Jong Hyeok Park*, “Large Area Platinum and Fluorine-doped Tin Oxide-free Dye sensitized Solar Cells withSilver-Nanoplate Embedded Poly(3,4-Ethylenedioxythiophene) Counter Electrode”, Electrochemica Acta, v. 187, pp. 218-223 (2016) (IF = 4.086, Corresponding author).

 

dssc

2015′s (@ Chung-Ang University)

 

57. Yu Jin Kim, Sunyong Ahn, Dong Hwan Wang*, and Chan Eon Park*, A Mechanistic Understanding of a Binary Additive System to Synergistically Boost Efficiency in All-Polymer Solar Cells”, Scientific Reports, v. 5, pp. 18024 (2015).  (IF = 5.078, Corresponding author).

 

toc sci rep

56. Yu Jin Kim, Woongsik Jang, Chan Eon Park*, Dong Hwan Wang*, “Structure-property correlation: A comparison of charge carrier kinetics and recombination dynamics in all-polymer solar cells”, Journal of Physical Chemistry C, v. 119, pp. 26311-26318 (2015).  (IF = 4.835, Corresponding author).  

jpcc

55.  Yu Jin Kim, Sunyong Ahn, Dong Hwan Wang*, and Chan Eon Park*, “The effect of processing additives for charge generation, recombination, and extraction in bulk heterojunction layers of all-polymer photovoltaics“, Applied Physics Letters, v. 107, pp. 063302 (2015) (IF =3.515 , Corresponding author).

APL-FIG

54.  Jeong Mo Choi, Ganapathy Veerappan, Min Kim, Dong Hwan Wang*, and Jong Hyeok Park*, “Self-Organized Formation of Embossed Nanopatterns on Various Metal Substrates: Application to Flexible Solar Cells“, Electrochemica Acta,v. 176, pp. 636-641 (2015) (IF = 4.086, Corresponding author).

1-s2_0-S0013468615301213-fx1

53. Kang Min Kim, Ji Hye Jeon, Young Yun Kim, Hang Ken Lee, O Ok Park*, and Dong Hwan Wang*, “Effects of Ligand Exchanged CdSe Quantum Dot Interlayer for Inverted Organic Solar Cells“, Organic Electronics, Organic Electronics,  v. 25, pp. 44-49 (2015) (IF = 3.836, Corresponding author).

QD-OPV

52. Sunyong Ahn, Woongsik Jang, Jong Hyeok Park*, and Dong Hwan Wang*, “Enhanced Performance of Layer-Evolved Bulk-Heterojunction Solar Cells with Ag Nanoparticles by Sequential Deposition“, Organic Electronics,  v. 24, pp. 325-329 (2015)  (IF = 3.836, Corresponding author).

LE-BHJ AG

 

51. Jung Kyu Kim, Sang Jin Kim, Myung Jin Park, Sukang Bae, Qing Guo Du, Dong Hwan Wang, Byung Hee Hong*, and Jong Hyeok Park*, “Graphene Quantum Dots Incorporated Hole Extraction Layer for Efficient Organic Photovoltaics”, Scientific Reports, v. 5, pp. 14276  (IF = 5.078, Co-author) (2015) .

GQD-SCI

 

50. Xinjian Shi, Kan Zhang, Kahee Shin, Ming Ma, Jeong Kwon, In Taek Choi, Jung Kyu Kim, Hwan Kyu Kim, Dong Hwan Wang*, and Jong Hyeok Park*, “Unassisted photoelectrochemical water splitting beyond 5.7% solar-to-hydrogen conversion efficiency by a wireless monolithic photoanode/dye-sensitised solar cell tandem device“, Nano Energy, v. 13, pp. 182-191(2015) (IF = 10.211, Corresponding author).

toc_nano

 

49. Ganapathy Veerappan, Sora Yu, Dong Hwan WangWan In Lee*, and Jong Hyeok Park*, Facile Control of Intra- and Inter-particle Porosity in Template-Free Synthesis of Size-Controlled Nanoporous Titanium Dioxides Beads for Efficient Organic-Inorganic Heterojunction Solar Cells“, Journal of Power Sources,  v. 279, pp. 72-79 (2015) (IF = 5.211, Co-author).

 

1-s2_0-S0378775314021624-fx1

 

48.  Dong Hwan Wang*, Aung Ko Ko Kyaw, and Jong Hyeok Park*,“Enhanced Fill Factor of Tandem Solar Cells Incorporating a Diketopyrrolopyrrole-Based Low-Bandgap Polymer and Optimized Interlayer”, Chemsuschem, v. 8, pp. 331-336 (2015) (IF = 7.117, First & Corresponding author).Ag dispersion

tandem

 

47. Wanjung Kim, Jung Kyu Kim, Eunchul Kim, Tae Kyu Ahn, Dong Hwan Wang*, and Jong Hyeok Park*, Conflicted Effects of a Solvent Additive on PTB7:PC71BM Bulk Heterojunction Solar Cells, Journal of Physical Chemistry C, v. 119, pp. 5954-5961 (2015).  (IF = 4.835, Corresponding author).

 dio

46. Yu Jin Woo, Keum Hwan Park, O Ok Park, and Dong Hwan Wang*, “Dispersion Control of Ag Nanoparticles in Bulk-Heterojunction for Efficient Organic Photovoltaic Cells”, Organic Electronics, v. 16, pp. 118-125 (2015) (IF = 3.836, Corresponding author).

 Ag dispersion

2014′s (@ Chung-Ang University)

 

45. Dong Hwan Wang*, Jung Kyu Kim, Sang Jin Kim, Byung Hee Hong, and Jong Hyeok Park*, “Efficient Solution-Processed Small-Molecule Solar Cells by Insertion of Graphene Quantum Dots”, Nanoscale, v. 6, pp. 15175-15180 (2014) (IF = 6.739, First & Corresponding author).

sm-bhj

44. Dong Hwan Wang*, and Aung Ko Ko Kyaw, “Roles of Solvent Additive in High Performance Organic Photovoltaic Cells through the Intensity Dependence of Current-voltage Characteristics and Charge Recombination” , Applied Physics Letters, v. 105, pp. 103301 (2014) (IF =3.515 , First & Corresponding author) - Editor’s Pick in October.

Light intensity

43. Jung Kyu Kim, Ganapathy Veerappan, Nansra Heo, Dong Hwan Wang, and Jong Hyeok Park, “Efficient Hole Extraction from Sb2S3 Heterojunction Solar Cells by the Solid Transfer of Pre-formed PEDOT:PSS Film”, Journal of Physical Chemistry C, v. 118, pp. 22672-22677 (2014) (IF =4.835 , Co-author).

Scheme_1

42.Dong Hwan Wang*, Aung Ko Ko Kyaw, Dae-Geun Choi, Du Qingguo, Jong Hyeok Park, “Tailoring of Plasmonic Effect in Bulk-heterojunction Photovoltaic Devices with Ordered Nano-Pattern Structures”, Organic Electronics, v. 11, pp. 3120-3126 (2014) (IF = 3.836, First & Corresponding author).

Fig_nanopattern

41. Wanjung Kim, Bong Guen Cha, Jung Kyu Kim, Woonggi Kang, Eunchul Kim, Tae Kyu Ahn, Dong Hwan Wang, Qingguo Du, Jeong Ho Cho, Jaeyun Kim, Jong Hyeok Park, “Tailoring Dispersion and Aggregation of Au Nanoparticles in the BHJ Layer of Polymer Solar Cells: Plasmon Effects vs. Electrical Effects”, ChemSusChem, v. 7, pp. 3452-3458 (2014) (IF = 7.117, Co-author).

 toc

40. Dong Hwan Wang*, Jean-Rémi Pouliot, Chang-Lyoul Lee, Aung Ko Ko Kyaw, and Alan J. Heeger, “Effect of processing additive on morphology and charge extraction in bulk-heterojunction solar cells”,  Journal of Materials Chemistry A, v. 2, pp. 15052-15057 (2014) (IF = 6.626, First & Corresponding author).

support

39. Jung Kyu Kim, Insun Park, Dong Hwan Wang, Wanjung Kim, Yeong Suk Choi, Jong Hyeok Park, “Enhanced Performance and Stability of Polymer BHJ Photovoltaic Devices from Dry Transfer of PEDOT: PSS”, ChemSusChem,  v. 7, pp. 1957-1963 (2014) (IF = 7.117, Co-author).

38. Aung Ko Ko Kyaw+, Dong Hwan Wang+, Chan Luo, Yong Cao, Guillermo C. Bazan and Alan J. Heeger, “Effects of Solvent Additive on Morphology, Charge Generation, Transport and Recombination in Solution-Processed Small-Molecule Solar Cells”, Advanced Energy Materials, v. 4, pp. 1301469 (1-9) (2014) (IF = 14.385, +Equally contributed First author).

aem-2

37. Dong Hwan Wang, Aung Ko Ko Kyaw, Jean-Rémi Pouliot, Mario Leclerc, “Efficient Low Band-gap Polymer Solar Cells with Optimized Binary Processing Additive”, Advanced Energy Materials, v. 4, pp. 1300835 (1-6) (2014) (IF = 14.385,  First author).

aenm201300835-gra-0001-m

2013′s (@ UCSB)

 

36. Jung Kyu Kim, Myung Jin Park, Sang Jin Kim, Dong Hwan Wang, Sung Pyo Cho, Sukang Bae, Byung Hee Hong, Jong Hyeok Park, “Balancing Light Absorptivity and Carrier Conductivity of Graphene Quantum Dots for High-Efficiency Bulk Heterojunction Solar Cells”, ACS NANO, v. 7 (No. 8), pp. 7207-7212 (2013) (IF = 12.062).

35. Aung Ko Ko Kyaw+, Dong Hwan Wang+, Jie Zhang, Thuc-Quyen Nguyen, Guillermo C. Bazan, Alan J. Heeger, “Improved Light Harvesting and Improved Efficiency by Insertion of an Optical Spacer (ZnO) in Solution-processed Small-molecule Solar Cells”, Nano Letters,v. 13, pp. 3796-3801 (2013), +Equally contributed - Most Accessed in July 2013 (IF = 13.025).

34. Vinay Gupta, Aung Ko Ko Kyaw, Dong Hwan Wang, Suresh Chand, Guillermo C. Bazan, Alan J. Heeger, “Barium: An Efficient Cathode Layer for Bulk-heterojunction Solar Cells”, Scientific Reports, 01965(2013) – (by Nature Publishing Group) (IF = 2.927).

33. Wanjung Kim, Namhun Kim, Jung Kyu Kim, Insun Park, Yeong Suk Choi, Dong Hwan Wang, Heeyeop Chae, Jong Hyeok Park, “Manipulating of Optical Electric Field in Organic Photovoltaic Devices”,ChemSusChem, v. 6, pp. 1070-1075 (2013) (IF = 7.475).

32. Dong Hwan Wang, Aung Ko Ko Kyaw, Vinay Gupta, Guillermo C. Bazan, Alan J. Heeger, “Enhanced efficiency parameters of solution processable small molecule solar cells depending on ITO-sheet resistance”,Advanced Energy Materials, v. 3, issue 9, pp. 1161-1165 (2013) – Most Accessed in May 2013 (IF = 10.043).

31. Aung Ko Ko Kyaw, Dong Hwan Wang, Hsin-Rong Tseng, Alan J. Heeger, “Electron and hole mobility in solution-processed small molecule-fullerene blend: Dependence on the fullerene content”, Applied Physics Letters v. 102, pp. 163308 (2013) (IF = 3.794).

30. Aung Ko Ko Kyaw+, Dong Hwan Wang+, Vinay Gupta, Wei Lin Long, Lin Ke, Guillermo C. Bazan, Alan J. Heeger, “Intensity dependence of current-voltage characteristics and recombination in high efficiency solution-processed small-molecule solar cells”, ACS NANO,v. 7 (No. 5), pp. 4569-4577 (2013), +Equally contributed (IF = 12.062).

29. Jung Kyu Kim, Wan Jung Kim, Dong Hwan Wang, Haksoo Lee, Sung M. Cho, Dae-Geun Choi, Jong Hyeok Park, “Layer-by-Layer All-Transfer-Based Organic Solar Cells”, Langmuir, v. 29, pp. 5377-5382 (2013) (IF = 4.187).

28. Aung Ko Ko Kyaw, Dong Hwan Wang, Vinay Gupta, Zhang Jie, Suresh Chand, Alan J. Heeger, “Efficient Solution-Processed Small Molecule Solar Cells with Inverted Structure”, Advanced Materials, v. 25, pp. 2397-2402 (2013) -Selected by VIP and Highlighted in “MaterialsViews.com” and Most Accessed in March 2013 (IF = 14.829).

27. Hyun Min Park, Keel Yong Lee, Hee-Won Shin, Dong Hwan Wang, Tae Kyu Ahn, Jong Hyeok Park, “Discrepancy of Optimum Ratio in Bulk-hetero Junction Photovoltaic Devices: Initial cell efficiency vs. Long-term stability”, ACS Applied Materials & Interfaces, v. 5, pp. 1612-1618 (2013) (IF = 5.008).

26. Dong Hwan Wang, Jung Kyu Kim, Jung Hwa Seo, Jong Hyeok Park, Alan J. Heeger, “Transferable Graphene Oxide of Novel Electron Transport Layer for Efficient Bulk-Heterojunction Solar Cells by Stamping Nanotechnology”, Angewandte Chemie International Edition,v. 52, pp. 2874-2880 (2013). – Highlighted on the Frontispiece Cover Image, Angewandte Chemie Symposium (125-year) in Berlin, selected by “Solar Cells” Hot Topics, and Most Accessed in March 2013 (IF = 13.734).

25. Dae-Geun Choi, Ki Joong Lee, Jung Ho Jeong, Dong Hwan Wang, O Ok Park, Jong Hyeok Park, “Sub-100 nm scale polymer transfer printing process for organic photovoltaic devices”, Solar Energy Materials and Solar Cells, v. 109, pp. 1-7 (2013) (IF = 4.630).

24. Dong Hwan Wang, Agnieszka Pron, Mario Leclerc, Alan J. Heeger, “Additive-Free Bulk Heterojuction Solar Cells with Enhancement of Power Conversion Efficiency, Comprizing Newly Designed Selenophene-Thienopyrrolodione Copolymer”, Advanced Functional Materials, v. 23, issue. 10, pp. 1297-1304 (2013) - Most Accessed in Oct. 2012 (IF = 9.765).

2012′s (@ KAIST & UCSB)

 

23. Dong Hwan Wang, Jason Seifter, Jong Hyeok Park, Dae-Geun Choi, Alan J. Heeger, “Efficiency Increase in Flexible Bulk Heterojunction Solar Cells with a Nano-Patterned Indium Zinc Oxide Anode”, Advanced Energy Materials, v. 2, pp. 1319-1322 (2012) – Highlighted on the Inside Cover.

22. Dong Hwan Wang, Jung Kyu Kim, Keum Hwan Park, O Ok Park, B. Lim, Jong Hyeok Park, “Enhanced Light Harvesting in Bulk Heterojunction Photovoltaic Devices with Shape-Controlled Silver Nanomaterials: Ag Nanoparticles versus Ag Plates”, RSC Advances v. 2, pp. 7268-7272 (2012).

21. Ji Hye Jeon, Dong Hwan Wang, Hyunmin Park, Jong Hyeok Park, O Ok Park, “Organic solar cells using CdSe quantum dots as interlayer with transfer technique”, Langmuir, v. 28, pp. 9893-9898 (2012).

20. Ji Hye Jeona, Hang Ken Lee, Dong Hwan Wang, Jong Hyeok Park, O Ok Park, “The roles of non-solvent swelling in bulk hetero junction solar cells”, Solar Energy Materials and Solar Cells, v. 102, pp. 196-200 (2012).

19. Aiming Mao, Jung Kyu Kim, Kahee Shin, Dong Hwan Wang, Pil J. Yoo, Gui Young Han, Jong Hyeok Park, “Hematite modified tungsten trioxide nanoparticle photoanode for solar water Oxidation”, Journal of Power Sources, v. 210, pp. 32-37 (2012).

18. Dong Hwan Wang, Jung Kyu Kim, Jung Hwa Seo, O Ok Park, Jong Hyeok Park, “Stability Comparison: a PCDTBT/PC71BM bulk-heterojunction versus a P3HT/PC71BM bulk-heterojunction”, Solar Energy Materials and Solar Cells, v. 101, pp. 249-255 (2012).

17. Jung Kyu Kim, Dong Hyun Lee, Dong Hwan Wang, Sung M. Cho, Jun Young Lee, Jong Hyeok Park, “Efficient and low potential operative host/guest concentration graded bilayer polymer electrophosphorescence devices”, Journal of Luminescence, v. 132, pp. 870-874 (2012).

2011′s (@ KAIST)

 

16. Dong Hwan Wang, Keum Hwan Park, Jung Hwa Seo, Jason Seifter, Ji Hye Jeon, Jong Hyeok Park, O Ok Park, Alan J. Heeger, “Enhanced Power Conversion Efficiency in PCDTBT/PC70BM Bulk Heterojunction Photovoltaic Devices with Embedded Silver Nanoparticle Clusters”, Advanced Energy Materials, v. 1, pp. 766-770 (2011).

15. Aiming Mao, Kahee Shin, Jung Kyu Kim, Dong Hwan Wang, Gui Young Han, Jong Hyeok Park, “Controlled Synthesis of Vertically Aligned Hematite on Conducting Substrate for Photoelectrochemical Cells: Nanorods versus Nanotubes”, ACS Applied Materials & Interfaces,v. 3, pp. 1852-1858 (2011).

14. Ji Hye Jeon, Hang Ken Lee, Dong Hwan Wang, Sun Mi Park, J. W. Kim, K. J. Kim, O Ok Park, Jong Hyeok Park, “The effect of a concentration graded cathode for organic solar cells”, Solar Energy Materials and Solar Cells, v. 95, pp. 2443-2447 (2011).

13. Dong Hwan Wang, Ji Sun Moon, Jason Seifter, Jang Jo, Jong Hyeok Park, O Ok Park, Alan J. Heeger, “Sequential Processing: Control of Nano-Morphology in Bulk Heterojunction Solar Cells” Nano Letters, v. 11, pp. 3163-3168 (2011).

12. Dong Hwan Wang, Do Youb Kim, Kyeong Woo Choi, Jung Hwa Seo, Sang Hyuk Im, Jong Hyeok Park, O Ok Park, Alan J. Heeger, “Enhancement of power conversion efficiency from Au nanoparticles in donor-acceptor polymer bulk-heterojunction solar cells”, Angewandte Chemie International Edition, v. 50, pp. 5519-5523 (2011) – Highlighted on the Back Cover and as a Hot Paper.

11. Dong Hwan Wang, Jung Kyu Kim, O Ok Park, Jong Hyeok Park, “Analysis of surface morphological changes in organic photovoltaic devices”, Energy & Environmental Science, v. 4, pp. 1434-1439 (2011).

10. Jong Hyeok Park, Tae-Woo Lee, Byung-Doo Chin, Dong Hwan Wang, O Ok Park, “Roles of Interlayers in Efficient Organic Photovoltaic Devices”, Macromolecular Rapid Communication,v. 31, issue 24, pp. 2095-2108 (2011) – Invited Review Article (Most accessed in August 2011).

2010′s (@ KAIST)

 

9. Dong Hwan Wang, Dae-Geun Choi, Ki-Joong Lee, Sang Hyuk Im, O Ok Park, Jong Hyeok Park, “Unexpected solid-solid intermixing in a bilayer of poly(3-hexylthiophene) and [6,6]-phenyl C61-butyric acidmethyl ester via stamping transfer”, Organic Electronics, v. 11, issue 8, pp. 1376-1380 (2010).

8. Kun Seok Lee, Hang Ken Lee, Dong Hwan Wang, Nam-Gyu Park, Jun Young Lee, O Ok Park, Jong Hyeok Park, “Dye-sensitized solar cells with Pt- and TCO-free counter electrodes”, Chemical Communication, v. 46, issue 25, pp. 4505-4507 (2010).

7. Hang Ken Lee, Ji Hye Jeon, Dong Hwan Wang, O. Ok Park, Jai-Kyung Kim, Sang Hyuk Im, Jong Hyeok Park, “Enhanced charge collection via nanoporous morphology in polymer solar cells”, Applied Physics Letters, v. 96, issue 10, pp. 103304 (2010) – Monthly Research Highlight.

6. Dong Hwan Wang, Dae-Geun Choi, Jong Hyeok Park, O Ok Park, “Solution-Processable Polymer based Photovoltaic Devices with Concentration Graded Bilayers made via Composition Control of a Poly(3-hexylthiophene)/[6,6]-phenyl C61-butyric acidmethyl ester”, Journal of Materials Chemistry, v. 20, issue 23, pp. 4910-4915 (2010).

5. Dong Hwan Wang, Dae-Geun Choi, Ki-Joong Lee, Jong Hyeok Park, O Ok Park, “Photovoltaic Devices with an Active Layer from a Stamping Transfer Technique: Single Layer Versus Double Layer”, Langmuir, v. 26, no 12, pp. 9584-9588 (2010).

4. Dong Hwan Wang, Dae-Geun Choi, Ki-Joong Lee, O Ok Park, Jong Hyeok Park, “Active Layer Transfer by Stamping Technique for Polymer Solar Cells: Synergistic Effect of TiOx Interlayer”, Organic Electronics, v. 11, issue 4, pp. 599-603 (2010).

3. Dong Hwan Wang, Dae-Geun Choi, Ki-Joong Lee, Jun-Ho Jeong, So Hee Jeon, O Ok Park, Jong Hyeok Park, “Effect of the ordered 2D-dot nano-patterned anode for polymer solar cells”, Organic Electronics, v. 11, issue 2, pp. 285-290 (2010).

2009′s (@ KAIST)

 

2. Dong Hwan Wang, Sang Hyuk Im, Hang Ken Lee, O Ok Park, Jong Hyeok Park, “Enhanced High-Temperature Long-Term Stability of Polymer Solar Cells with a Thermally Stable TiOx Interlayer”, Journal of Physical Chemistry C, v. 113, no 39, pp. 17268-17273 (2009).

1. Dong Hwan Wang, Hang Ken Lee, Dae-Geun Choi, Jong Hyeok Park, O Ok Park, “Solution-processable polymer solar cells from a poly(3-hexylthiophene) / [6,6]-phenyl C61-butyric acidmethyl ester concentration graded bilayers”, Applied Physics Letters, v. 95, issue 4, pp. 043505 (2009).

 

Switch to our mobile site