113. Sunhee Lee,† Ko Min Hwang,† Heejun Nam, BuBae Park, Taekyung Kim,* Won-Sik Han*

"Incorporating Pentaphenyl Group into Anthracene Core for Highly Efficient Non-doped Deep-blue OLED Emitters with CIE y = 0.06"

[Invited] ChemPhotoChem 2026, 10, e202500413.

https://chemistry-europe.onlinelibrary.wiley.com/doi/10.1002/cptc.202500413 (IF = 3.0, Q3) Click here!

​†These authors contributed equally to this work.

112. Tao Zhou,† Heejun Nam,† Jina Lee,† Won-Sik Han,* Woo-Sik Kim,* Taekyung Yu*

"Electrochemical Dehydrogenation of Piperazine on Pd-based Multimetallic Alloy Catalysts​"

ACS Appl. Mater. Interfaces. 2025, 17(42), 58288-58298. 

​https://pubs.acs.org/doi/10.1021/acsami.5c15906 (IF = 8.2, Q1) Click here!

​†These authors contributed equally to this work.

111. Byeong Soo Shin,† Seon Hwa Baek,† Joori Jung, Chang Won Yoon, Sang Kyu Kwak,* Won-Sik Han*, Jeong Won Kang*

"Mixture of Methylbiphenyls as Potential Liquid Organic Hydrogen Carriers​"

Phys. Chem. Chem. Phys. 2025, 27, 21982-21993.

​https://doi.org/10.1039/D5CP01375E (IF = 2.9, Q2) Click here!

​†These authors contributed equally to this work.

110. Yi Sak Lee,† Heejun Nam,† You Na Song, and Wan Pyo Hong, Won-Sik Han*, and Taekyung Kim​*

"Simultaneous exciton control and electron recycling in pyrene-based stable blue fluorescent organic light-emitting diodes via hybridized local and charge transfer and triplet-triplet fusion mechanisms​"

Chem. Eng. J., 2025, 521, 166658. 

​https://doi.org/10.1016/j.cej.2025.166658 (IF = 13.2, Q1), Click here!

​†These authors contributed equally to this work.

109. Jiwon Shin,† Hakjun Lee,† Sunhee Lee, Jina Lee, Heejun Nam, Bubae Park, Taekyung Kim,* and Won-Sik Han*

"Anthracene-bridged D–π–A fluorescent molecule featuring multiple channels for triplet exciton harvesting​"

Dyes Pigm., 2025, 240, 112821. 

​https://doi.org/10.1016/j.dyepig.2025.112821 (IF=4.1, Q1) Click here!

​†These authors contributed equally to this work.

108. Tao Zhou,† Sunhee Lee,† Won-Sik Han,* Woo-Sik Kim,* Taekyung Yu*

"Electrochemical Dehydrogenation of 2-Methylpiperidine using Stabilizer-Free PdPt Alloy Catalysts Synthesized in a Continuous Couette-Taylor Reactor"

J. Environ. Chem. Eng., 2025, 13(2), 115919. 

​https://doi.org/10.1016/j.jece.2025.115919 (IF = 7.4, Q1) Click here!

​†These authors contributed equally to this work.

107. Mina Ahn,† Sunhee Lee,† Minji Kim, Jeongyoon Kim, Jina Lee, Heejun Nam, Kyung-Ryang Wee *, Won-Sik Han *​

"Effect of the number of phenylcarbazole units adorned to the silicon atom for high triplet energy with high charge mobility​​"

[Invited] Molecules, 2025, 30, 454.

https://doi.org/10.3390/molecules30030454 (IF = 4.2, Q2) Click here!

​†These authors contributed equally to this work.

106. Sunhee Lee,† Yeeun Lee,† Jiwoo Hong, Soyoon Lee, Kyung-Ryang Wee,* and Won-Sik Han*

"Peripheral Substituent Effect on 'Turn-On' Fluorescence of BODIPY Derivatives for Sensing Benzene Moieties​​"

J. Mol. Struct, 2025, 1321, 140253. 

​https://doi.org/10.1016/j.molstruc.2024.140253 (IF = 4.0, Q2) Click here!

​†These authors contributed equally to this work.

105. Nakyeong Lee,† Byeonghwak Bae,† Won-Sik Han,† Il-Kwon Bae, Jun-Yong Shin, Kang-Kyun Wang,* Jae-Min Oh,* and Jin Kuen Park*

"Immobilization of Erythrosine Dye in Polysiloxane to Fabricate a Cost-effective Renewable Antibiotic Film through Visible Light-induced Singlet Oxygen Generation"

J. Clean Prod., 2024, 483, 144291. https://doi.org/10.1016/j.jclepro.2024.144291 (IF = 9.8, Q1) Click here!

​†These authors contributed equally to this work.

104. Jina Lee,† Yeonju Jeong,† Sunhee Lee, Yi Sak Lee, Bubae Park, Taekyung Kim,* and Won-Sik Han*

"Modulation of Photophysical Properties in o-Carborane Derivatives and Their Application in White Organic Light-Emitting Diode Devices​​"

J. Mater. Chem. C, 2024, 12, 1755-17562. https://doi.org/10.1039/D4TC03085K. (IF = 5.7, Q1) Click here!

†These authors contributed equally to this work.

103. Jihyen Lim,† Nakyeong Lee,† Woongsik Jang,† Byeonghwak Bae, Sunhee Lee, Won-Sik Han,* Jin Kuen Park,* Dong Hwan Wang*

"Carbazole–Pyrene-Based nonvolatile solid additive to modulate the electronic structures of photodynamic devices​"

Chem. Eng. J., 2024, 495, 153417. https://doi.org/10.1016/j.cej.2024.153417. (IF = 13.3, Q1) Click here!

†These authors contributed equally to this work.​

102. Kyosuke Arakawa*, Tetsuya Shimada, Tamao Ishida, Shinsuke Takagi*, and Won-Sik Han*

"Emission Enhancement of Anthracene Derivative Caused by a Dramatic Molecular Orbital Change on the Nanosheet Surface​"

J. Phys. Chem. C, 2024, 128, 5, 1995-2002. https://doi.org/10.1021/acs.jpcc.3c06631. (IF = 3.3, Q2) Click here!

101. Maxime Beau, Olivier Jeannin, Marc Fourmigué,* Emmanuel Aubert, Enrique Espinosa, Sunhee Lee, Won-Sik Han, Ie-Rang Jeon*

"Carborane-based heteromolecular extended networks driven by directional Te•••N chalcogen bonding interactions​"

Chem. Commun., 2023, 59, 13727-13730. DOI: https://doi.org/10.1039/D3CC04338J. (IF = 4.9) Click here!

100. Yeeun Lee,† Kyo Min Hwang,† Sunhee Lee, Bu Bae Park, Taekyung Kim,* and Won-Sik Han*

"Substituent effect on anthracene-benzophenone triad system: Photophysical properties and application to OLEDs with “hot-exciton” characteristics​"

†These authors contributed equally to this work.

Dyes Pigm., 2023, 213, 111171. DOI: https://doi.org/10.1016/j.dyepig.2023.111171. (IF = 5.122). Click here!

99. Sunhee Lee, Yeeun Lee, Keumhee Lee, Sohee Lee, Kang-Kyun Wang, and Won-Sik Han*

"Effect of bulkiness on the triplet state of carbazole-benzophenone-based dyad systems​"

J. Photochem. Photobiol. A, 2023, 436, 114347. DOI: https://doi.org/10.1016/j.jphotochem.2022.114347, (IF = 5.141) Click here!

98. Jin Hyuck Heo†,*, Sunhee Lee,† Hyong Joon Lee, Jin Kyoung Park, Yeeun Lee, Seok Yeong Hong, Won-Sik Han*, and Sang Hyuk Im*

"Electron accepting PDI-Cb interlayer for over 22% inverted perovskite solar cells with photo- and thermal stability​"

†These authors contributed equally to this work.

[Cover page] Sol. RRL., 2022, 6, 2200573. DOI: https://doi.org/10.1002/solr.202200573, (IF = 9.173) Click here!

97. Xiangyun Xiao,† Sunhee Lee,† Hyeonjong Ma, Jiwoong Yang, Won-Sik Han,* Taekyung Yu*

"Rapid one–pot synthesis of magnetically separable Fe3O4–Pd nanocatalysts: a highly reusable catalyst for the Suzuki–Miyaura coupling reaction"

†These authors contributed equally to this work.

Dalton Trans., 2022, 51, 11485-11490.  DOI: https://doi.org/10.1039/D2DT01422J, (IF = 4.569) Click here!

96. Il Kwon Bae, Jun-Yong Shin, Jae-Hak Son, Kang-Kyun Wang,* Won-Sik Han*

"Antibacterial effect of singlet oxygen depending on bacteria surface charge"

Photodiagnosis Photodyn. Ther., 2022, 39, 102975. DOI: https://doi.org/10.1016/j.pdpdt.2022.102975, (IF = 3.577) Click here!

95. Sooyeon Kim,† Chihyung Lee,† Sunhee Lee, Seung Hun Baek, Doo-Hyun Ko,* Won-Sik Han*

"Novel perylene diimides for improved photophysical and electrochemical properties"

†These authors contributed equally to this work.

J. Mater. Res. Technol., 2022, 17, 2675-2683, DOI: https://doi.org/10.1016/j.jmrt.2022.02.026, (IF = 6.267) Click here!

94. Sunhee Lee,† Kwak Soyoung,† Kang-Kyun Wang, and Won-Sik Han*

"Substituent effect on difluoroboron β-diketonate complexes: Synthesis, photophysical-, and electrochemical properties and their application as nitro explosive chemosensor"

†These authors contributed equally to this work.

[Invited] ECS J. Solid State Sci. Technol., 2021, 10, 086007. DOI:  https://doi.org/10.1149/2162-8777/ac1d60, (IF = 2.483) Click here!

93. Dong Jun Kim,† Sunhee Lee,† Yong Hui Lee, Hyungkeun Jang, Kwang-Hyun Ahn, and Won-Sik Han*

"Triazine-dibenzofuran-Based n-Type Host Materials for High-Efficiency and Long-Lifetime Green Phosphorescent Organic Light-Emitting Diodes"

†These authors contributed equally to this work.

[Outside Back Cover] J. Mater. Chem. C, 2021, 9, 12102-12110. DOI: https://doi.org/10.1039/D1TC01369F, (IF = 8.067) Click here!

92. Sohee Lee,† Seung-Hwan Kim,† Sunhee Lee, Yeeun Lee, Yong Sup Lee, Kwang-Hwan Yang, Kang-Kyun Wang,* and Won-Sik Han*

"Pyridazine–Carbazole Based Fluorescent Probes for Volatile Acid Detection"

†These authors contributed equally to this work.

Dyes Pigment 2021, 194, 109613. DOI: https://doi.org/10.1016/j.dyepig.2021.109613, (IF = 5.122) Click here!

91. Joori Jung,† Byeong Soo Shin,† Jeong Won Kang *, Won-Sik Han *

"Catalytic hydrogenation and dehydrogenation reactions of N-alkyl-bis(carbazole)-based hydrogen storage materials"

†These authors contributed equally to this work.

Catalysts 2021, 11(1), 123, DOI: https://doi.org/10.3390/catal11010123, (IF = 4.501) Click here!

90. Jun-Yong Shin,† Seung-Hwan Kim,† Sunhee Lee, Yong Sup Lee, Won-Sik Han,* Kang-Kyun Wang*

"Effect of Substituents of Corrole Derivatives on Generation of Singlet Oxygen"

†These authors contributed equally to this work.

​Chem. Phys. Lett., 2021,  763, 138165. DOI: https://doi.org/10.1016/j.cplett.2020.138165, (IF = 2.719) Click here!

89. Maxime Beau,† Sunhee Lee,† Sooyeon Kim, Won-Sik Han,* Olivier Jeannin, Marc Fourmigué,* Emmanuel Aubert, Enrique Espinosa, and Ie-Rang Jeon*

"Strong σ-hole activation on icosahedral carborane derivatives for a directional halide recognition"

†These authors contributed equally to this work.

Angew. Chem. Int. Ed., 2021, 60(1), 366-370, DOI: https://doi.org/10.1002/anie.202010462, (IF = 16.823) Click here!

88. Sunhee Lee, Jisu Shin, Doo-Hyun Ko, and Won-Sik Han*

"New Type of Carborane-based Electron-accepting Material"

Chem. Comm., 2020, 56, 12741-12744, DOI: https://doi.org/10.1039/D0CC04684A, (IF = 6.065) Click here!

87. Sunhee Lee and Won-Sik Han*

"Cyclometalated  Ir(III) Complexes Towards Blue-Emissive  Dopant for Organic Light-Emitting Diodes: Fundamentals of Photophysics and Designing Strategies"

[Review article], Inorg. Chem. Front., 2020, 7, 2396-2422, DOI: https://doi.org/10.1039/D0QI00001A​, (IF = 7.779) Click here!

86. Byung Gi Kim, Woongsik Jang, Hani Jeon, Sunhee Lee, Won-Sik Han*, and Dong Hwan Wang*

"An unusual charge transfer accelerator of monomolecular Cb-OMe (4,4'-(ortho-carborane)bis(N,N-bis(4-methoxyphenyl)aniline) in perovskite optoelectronic devices"

Sol. Energy Mater. Sol. Cells, 2020, 208, 110414, DOI: https://doi.org/10.1016/j.solmat.2020.110414, (IF = 7.305) Click here!

85. Hak-Lae Lee, Myung-Soo Lee, Hyun Park, Won-Sik Han, Jae-Hyuk Kim*

"Visible-to-UV triplet-triplet annihilation upconversion from a thermally activated delayed fluorescence/pyrene pair in an air-saturated solution"

Korean J. Chem. Eng., 2019, 36(11), 1791-1798, Click here!

84. Sunhee Lee, Soyoung Kwak, Keumhee Lee, Byung Gi Kim, Minseong Kim, Dong Hwan Wang,* Won-Sik Han*

"Tuning the energy level of TAPC: crystal structure and photophysical and electrochemical properties of 4,4′-(cyclo­hexane-1,1-di­yl)bis­[N,N-bis­(4-meth­oxy­phen­yl)aniline]"

Acta Cryst. 2019, C75, 919-926, Click here!

83. Yang-Jin Cho, So-Yoen Kim, Jie-Won Lee, Won-Sik Han, Chul Hoon Kim,* Ho-Jin Son,* and Sang Ook Kang* 

"Solid-State Photochromism by Molecular Assembly of Bis-oCarboranyl Siloles" | HOT PAPER

Chemistry: A European Journal, 2019, 25, 8149-8156,  DOI: 10.1002/chem.201901305, Click here!

82. Yu-Rim Hong, Sungwook Mhin, Kang Min Kim, Won-Sik Han, Heechae Choi, Ghulam Ali, Kyung Yoon Chung, Ho Jun Lee,  Seong-I Moon, Soumen Dutta, Taeseup Song* and HyukSu Han* 

"Electrochemically Activated Cobalt Nickel Sulfide for Efficient Oxygen Evolution Reaction: Partial Amorphization and Phase Control"

J. Mater. Chem. A, 2019, 7, 3592-3602,  DOI: 10.1039/C8TA10142F, Click here!

81. Yu-Rim Hong, Sungwook Mhin, Jiseok Kwon, Won-Sik Han, Taeseup Song*, HyukSu Han*

"Synthesis of transition metal sulfide and reduced graphene oxide hybrids as efficient electrocatalysts for oxygen evolution reactions"

R. Soc. open sci. 5: 180927, DOI: 10.1098/rsos.180927, Click here!

80. Jiewon Lee, Sunhee Lee, Jin-Hyoung Kim, Sang Ook Kang, and Won-Sik Han*

"Triaryl Boron Derivatives of Pyridine as Electron Transporting Materials for Blue Phosphorescent Organic Light-emitting Diodes"

Org. Electron., 2018, 62, 5-11, https://doi.org/10.1016/j.orgel.2018.07.014, Click here!

79. Yang-Jin Cho, So-Yoen Kim, Ho-Jin Son, Won-Sik Han, Dae Won Cho,* and Sang Ook Kang*

"Comprehensive spectroscopic studies of cis and trans isomers of red-phosphorescent heteroleptic iridium(III) complexes"

J. Photochem. Photobiol., A, 2018, 356, 673-680, DOI: https://doi.org/10.1016/j.jphotochem.2016.05.007, Click here!

78. Yoona Park, Joori Jung, Hani Jeon, Sunhee Lee, Won-Sik Han*

"Crystal structure of 9,9′-(4,4′-(silinane-1,1-diyl)bis(4,1-phenylene))bis(9H-carbazole) and its photophysical and electrochemical properties"

J. Mol. Struct, 2018, 1164, 23-27, DOI: https://doi.org/10.1016/j.molstruc.2018.03.039, Click here!

77. Anna L. Hagstrom, Hak-Lae Lee, Myung-Soo Lee, Hyun-Seok Choe, Joori Jung, Byung-Geon Park, Won-Sik Han, Jong Soo Ko, Jae-Hong Kim, and Jaehyuk Kim*

"Flexible and Micropatternable Triplet–Triplet Annihilation Upconversion Thin Films for Photonic Device Integration and Anti-Counterfeiting Applications"

ACS Appl. Mater. Interfaces, 2018, 10, 8985-8992, DOI: 10.1021/acsami.7b17789, Click here!

76. Jiwon Lee,  Yoona Park,  Joori Jung  and  Won-Sik Han*

"Blue-Shifted Aggregation-Induced Emission of Siloles by Simple Structural Modification and Their Application as Nitro Explosive Chemosensor" (COVER PAGE)

Photochem. Photobiol. Sci., 2017, 16, 1495-1501, DOI: 10.1039/C7PP00268H, Click here!

75. Won-Sik Han, Brad S. Veldkamp, Scott M. Dyar, Samuel W. Eaton, and Michael R. Wasielewski*

"Photoinitiated long-lived charge separation with near-unity quantum yield in donor-acceptor1-acceptor2 systems for artificial photosynthesis"

Tetrahedron, 2017, 73, 4935-4935, https://doi.org/10.1016/j.tet.2017.06.021, Click here!

74. Yang-Jin Cho,  So-Yoen Kim,  Jin-Hyoung Kim,  Douglas Crandell,  Mu-Hyun Baik,*  Jiewon Lee,  Chul Hoon Kim,  Ho-Jin Son,*  Won-Sik Han*  and  Sang Ook Kang*

"Important Role of Ancillary Ligand in the Emission Behaviours of Blue-emitting Heteroleptic Ir(III) Complexes"

 J. Mater. Chem. C, 2017 ,5, 4480-4487, DOI: 10.1039/C7TC00844A, Click here!

​

73. Yang-Jin Cho, So-Yoen Kim, Jin-Hyoung Kim, Jiewon Lee, Dae Won Cho, Seungjun Yi, Ho-Jin Son,* Won-Sik Han* and Sang Ook Kang*    

"Probing Photophysical Properties of Isomeric N-heterocyclic Carbene Ir(III) Complexes and their Applications to Deep Blue Phosphorescent Organic Light-Emitting Diodes"

J. Mater. Chem. C, 2017, 5, 1651-1659, DOI: 10.1039/C6TC04757B, Click here!

72. So-Yoen Kim, Yang-Jin Cho, Ah-Rang Lee, Ho-jin Son, Won-Sik Han,* Dae Won Cho* and Sang Ook Kang*  

"Influence of π-conjugation structural changes on intramolecular charge transfer and photoinduced electron transfer in donor–π–acceptor dyads"

Phys. Chem. Chem. Phys., 2017, 19, 426-435, DOI: 10.1039/C6CP06566J, Click here!

71. Ah-Rang Lee, Jiwon Lee, Jiewon Lee, Won-Sik Han*

"Silicon-based carbazole and oxadiazole hybrid as a bipolar host material for phosphorescent organic light-emitting diodes"

Organic Electronics, 2016, 38, 222-229, DOI: org/10.1016/j.orgel.2016.08.021​, Click here!

70. Yang-Jin Cho, Ah-Rang Lee, So-Yoen Kim, Minji Cho, Won-Sik Han,* Ho-Jin Son, Dae Won Cho* and Sang Ook Kang*

"Influence of π-conjugation on competitive pathways: Charge transfer or electron transfer in new D-π-A and D-π-Si-π-A dyads"

Physical Chemistry Chemical Physics, 2016, 18, 22921-22928, DOI: 10.1039/C6CP03259A​, Click here!

69. Yang‐Jin Cho, So‐Yoen Kim, Minji Cho, Kyung‐Ryang Wee, Ho‐Jin Son, Won‐Sik Han, Dae Won Cho* and Sang Ook Kang*

"Ligand‐to‐ligand charge transfer in heteroleptic Ir‐complexes: Comprehensive investigations of its fast dynamics and mechanism"

Physical Chemistry Chemical Physics, 2016, 18, 15162-15169, DOI: 10.1039/C6CP02087A​, Click here!

68. Seungjun Yi, Woo-Ri Bae, Jin-Hyoung Kim, Ah-Rang Lee, Woo-Young Kim, Won-Sik Han,* Ho-Jin Son,* and Sang Ook Kang*

"Electronic Alteration on End-on Phenyl Groups of bis-Triazolylsilanes: Electron-transport Materials for Blue Phosphorescent OLEDs"

Journal of Materials Chemistry C, 2016, 4, 4978-4987, DOI: 10.1039/C6TC00017G​, Click here!

67. Seungjun Yi, Jin-Hyoung Kim, Yang-Jin Cho, Jiwon Lee, Tae-Sup Choi, Dae Won Cho, Chyongjin Pac, Won-Sik Han,* Ho-Jin Son,* and Sang Ook Kang*

"Stable Blue Phosphorescence Iridium(III) Cyclometalated Complexes Prompted by Intramolecular Hydrogen Bond in Ancillary Ligand"

Inorganic Chemistry, 2016, 55, 3324-3331. DOI: 10.1021/acs.inorgchem.5b02511, Click here!

66.  Yang-Jin Cho, So-Yoen Kim, Minji Cho, Won-Sik Han, Ho-Jin Son, Dae Won Cho,* and Sang Ook Kang*

"Aggregation-induced emission of diarylamino-π-carborane triads: Effects of Charge transfer and π-conjugation"

Physical Chemistry Chemical Physics, 2016, 18, 9702-9708. DOI: 10.1039/C5CP07883K, Click here!

65.  Seungjun Yi, Jin-Hyoung Kim, Woo-Ri Bae, Jiwon Lee, Won-Sik Han,* Ho-Jin Son,* and Sang Ook Kang*

"Silicon-based electron-transport materials with high thermal stability and triplet energy for efficient phosphorescent OLEDs"

Organic Electronics, 2015, 27, 126-132. DOI:10.1016/j.orgel.2015.08.029, Click here!

64. So-Yoen Kim, Yang-Jin Cho, Guo Fan Jin, Won-Sik Han, Ho-Jin Son, Dae Won Cho* and Sang Ook Kang*

" Intriguing emission properties of triphenylamine-carborane systems "

Physical Chemistry Chemical Physics, 2015, 17, 15679-15682, DOI: 10.1039/C5CP01658D, Click here!

63. Sung-Kwan Kim, Sung-Ahn Hong, Ho-Jin Son,* Won-Sik Han, Artur Michalak, Son-Jong Hwang* and Sang Ook Kang* 

"Dehydrogenation of ammonia-borane by cationic Pd(II) and Ni(II) complexes in a nitromethane medium: hydrogen release and spent fuel characterization"

Dalton Transactions, 2015, 44, 7373-7381, DOI: 10.1039/C5DT00599J, Click here!

62. So-Yoen Kim, Ah-Rang Lee, Yang-Jin Cho, Ho-Jin Son,* Won-Sik Han,*and Sang Ook Kang*

" Photochemistry of Hybrid Organic-Inorganic Triarylborane-o-carboranes "

Journal of Organometallic Chemistry, 2015, 798, 245-251, http://dx.doi.org/10.1016/j.jorganchem.2015.04.025, Click here!

61. So-Yoen Kim, Ah-Rang Lee, Guo Fan Jin, Yang-Jin Cho, Ho-Jin Son,* Won-Sik Han,* and Sang Ook Kang*

"Electronic Alteration on Oligothiophenes by o-Carborane: Electron Acceptor Character of o-Carborane in Oligothiophene Frameworks with Dicyano-Vinyl End-On Group"

Journal of Organic Chemistry, 2015, 80, 4573-4580, DOI: 10.1021/acs.joc.5b00336, Click here!

60. Ah-Rang Lee and Won-Sik Han*

" Carbazole Functionalized Silole: Synthesis, Aggregation-Induced Emission, and Electrochemical Polymerization "

Bulletin of the Korean Chemical Society, 2015, 36, 1758-1763, DOI: 10.1002/bkcs.10332, Click here!

59.  Ah-Rang Lee and Won-Sik Han*

" Incorporating two different chromophores onto a silicon atom: the crystal structure and photophysical properties of 9-{4-[(9,9-dimethyl-9H-fluoren-2-yl)dimethylsilyl]phenyl}-9H-carbazole "

Acta Cryst. 2015, C71, 195–198, DOI: 10.1107/S2053229615002624, Click here!

58. Guo Fan Jin, Yang-Jin Cho, Kyung-Ryang Wee, Seong Ahn Hong, Il-Hwan Suh, Ho-Jin Son, Jong-Dae Lee,* Won-Sik Han,* Dae Won Cho,* and Sang Ook Kang* 

"BODIPY functionalized o-carborane dyads for low-energy photosensitization"

Dalton Transactions, 2015, 44, 2780-2787, ​DOI: 10.1039/C4DT03123G, Click here!

57. Yang-Jin Cho, Seong Ahn Hong, Ho-Jin Son,* Won-Sik Han,* Dae Won Cho,* and Sang Ook Kang* 

“Efficient Light Harvesting and Energy Transfer in Red Phosphorescent Iridium Dendrimer”

Inorganic Chemistry, 2014, 53, 13136-13141, DOI: 10.1021/ic502323w, Click here!

56. Sung-Kwan Kim, Sung-Ahn Hong, Ho-Jin Son,* Won-Sik Han, Chang Won Yoon, Suk Woo Nam, and Sang Ook Kang*

"Development of Solvent-Free Hydrogen Storage and Release System based on Semi-Solid-State Ammonia Borane (AB) Fuel: High Gravimetric Capacity and Feasibility for Practical Application"

Journal of Materials Chemistry A, 2014, 2, 20243-20251, DOI: 10.1039/C4TA04898A, Click here!

​2013

55. Brad S. Veldkamp, Won-Sik Han, Scott M. Dyar, Samuel W. Eaton, Mark A. Ratner. Michael R. Wasielewski*

"Photoinitiated multi-step charge separation and ultrafast charge transfer induced dissociation in a pyridyl-linked photosensitizer–cobaloxime assembly "

Energy & Environmental Science, 2013, 6, 1917-1928

2012

54. Won-Sik Han, Kyung-Ryang Wee, Hyun-Young Kim, Chyongjin Pac,* Yu Nabetani, Daisuke Yamamoto, Tetsuya Shimada, Haruo Inoue,* Heesung Choi, Kyeongjae Cho, Sang Ook Kang*

"Hydrophilicity Control of Visible-Light Hydrogen Evolution and Dynamics of the Charge-Separated State in Dye/TiO2/Pt Hybrid Systems"

Chemistry - A European Journal 2012, 18, 15368 – 15381

53. Kyung-Ryang Wee, Won-Sik Han, Dae Won Cho, Soonnam Kwon, Chyongjin Pac,* Sang Ook Kang*

"Carborane Photochemistry Triggered by Aryl Substitution: Carborane-Based Dyads with Phenyl Carbazoles"

Angewandte Chemie International Edition 2012, 51, 2677 –2680

52. Yongmin Kim, Chang Won Yoon, Won-Sik Han, Sang Ook Kang, Suk Woo Nam*

"A portable power-pack fueled by carbonsilane-based chemical hydrides"

International Journal of Hydrogen Energy 2012, 37, 3319-3327.

51. Ah-Reum Hwang, Won-Sik Han, Kyung-Ryang Wee, Hyun Young Kim, Dae Won Cho, Byoung Koun Min, Suk Woo Nam, Chyongjin Pac,* Sang Ook Kang*

"Photodynamic Behavior of Heteroleptic Ir(III) Complexes with Carbazole-Functionalized Dendrons Associated with Efficient Electron Transfer Processes"

Journal of Physical Chemistry C 2012, 116, 1973-1986.

2011

50. Won-Sik Han, Tae-Jin Kim, Sung-Kwan Kim, Yongmin Kim, Yeongcheon Kim, Suk-Woo Nam,* Sang Ook Kang*

"Silane-based hydrogen storage materials for fuel cell application: Hydrogen release via methanolysis and regeneration by hydride reduction from organosilanes"

International Journal of Hydrogen Energy 2011, 36, 12305-12312.

49. Won-Sik Han, Jung-Kyu Han, Hyun-Young Kim, Mi Jin Choi, Yong Soo Kang, Chyongjin Pac,* Sang Ook Kang*

"Electronic Optimization of Heteroleptic Ru(II) Bipyridine Complexes by Remote Substituents: Synthesis, Characterization, and Application to Dye-Sensitized Solar Cells"

Inorganic Chemistry 2011, 50, 3271-3280.

48. Jong-Dae Lee, Won-Sik Han, Tae-Jin Kim, Sang Hern Kim, Sang Ook Kang

"Charge-compensated Zn metallocenes with σ-/π-chelating carboranyl ligands for the formation of constrained geometry Ru (ii) and Ni (ii) complexes"

Chem. Commun., 2011, 47, 1018-1020.

47. Jong Dae Lee, Won Sik Han, Il Hwan Suh, Sang Ook Kang*

"(1,2-Dicarba-closo-dodecaboranyl)trimethylmethanaminium iodide"

Acta Crystallographica, Section E: Structure Reports Online 2011, E67 (8), o2148.

46. Kyung-Ryang Wee, Won-Sik Han, Ju-Eun Kim, Ae-Li Kim, Soonnam Kwon, Sang Ook Kang*

"Asymmetric anthracene-based blue host materials: synthesis and electroluminescence properties of 9-(2-naphthyl)-10-arylanthracenes"

Journal of Materials Chemistry 2011, 21, 1115-1123.

2010

45. Sung-Kwan Kim, Won-Sik Han, Tae-Jin Kim, Tae-Young Kim, Suk Woo Nam, Mariusz Mitoraj, Lukasz Piekos, Artur Michalak,* Son-Jong Hwang, Sang Ook Kang* 

"Palladium Catalysts for Dehydrogenation of Ammonia Borane with Preferential B-H Activation"

Journal of the American Chemical Society 2010, 132, 9954-9955.

44. Soon Hyun Hong, Sang Il Hyun, Il Nam Jung,* Won-Sik Han, Min-Hye Kim, Hoseop Yun, Suk Woo Nam, Sang Ook Kang* 

"[Bu4P]+Cl--Catalyzed Reactions of Trichlorosilane and Dichloromethylsilane with Vinyltrichlorosilane: New Synthetic Method for 1,1,4,4-Tetrachloro-2,5-bis(trichlorosilyl)-1,4-disilacyclohexane Compounds"

Organometallics 2010, 29, 3054-3057.

43. Jong-Dae Lee, Ha-Yeon Kim, Won-Sik Han, Sang Ook Kang* 

"New Types of Group 4 and 13 Metal Complexes Stabilized by Homo- or Hetero-Donor Functionalized Dicarbollide Ligands: Syntheses, Characterizations, and Structural Studies of [η5-C2B9H9(D)}( η1-NMe2CH2)]M(NMe2)2 (D = CH2NMe2, PPh2; M = Ti, Zr) and [(η1-D)( η1-NMe2CH2)C2B9H10]MMe2 (D = CH2NMe2, PPh2; M = Al, Ga)"

Organometallics 2010, 29, 2348-2356.

42. Jong-Dae Lee, Hyo-Suk Kim, Won-Sik Han, Sang Ook Kang* 

"Chiral organotin complexes stabilized by C,N-chelating oxazolinyl-o-carboranes"

Journal of Organometallic Chemistry 2010, 695, 463-468.

41. Soon Hyun Hong, Sang Il Hyun, Il Nam Jung,* Won-Sik Han, Min-Hye Kim, Hoseop Yun, Suk Woo Nam, Sang Ook Kang* 

"Phosphine-Catalyzed Si-C Coupling of Bissilylmethanes: Preparation of Cyclic (Cl2SiCH2)3 and Linear Cl2Si(CH2SiCl3)2 via Silylene and Silene Intermediates"

Organometallics 2010, 29, 687-691.

40. Ho-Jin Son, Won-Sik Han, Su-Jung Han, Chong-Mok Lee, Sang-Ook Kang*

"Electrochemically Active Dendrimers for the Manufacture of Multilayer Films: Electrochemical Deposition or Polymerization Process by end-Capped Triarylamine or Carbazole Dendrimer"

Journal of Physical Chemistry C 2010, 114, 1064-1072.

2009

39. Kyung-Ryang Wee, Won-Sik Han, Ho-Jin Son, Soonnam Kwon, Sang Ook Kang*

"Efficiency and color optimization of carbazole based deep blue phosphorescent organic light emitting devices"

Journal of Physics D: Applied Physics 2009, 42, 235107/1-235107/5.

38. Ho-Jin Son, Won-Sik Han, Kyung Ryang Wee, Su-Hyun Lee, Ah-Reum Hwang, Soonnam Kwon,  Dae Won Cho, Il-Hwan Suh,  Sang Ook Kang* 

"Intermolecular peripheral 2,5-bipyridyl interactions by cyclization of 1,1'-silanylene unit of 2,3,4,5-aryl substituted siloles: enhanced thermal stability, high charge carrier mobility, and their application to electron transporting layers for OLEDs"

Journal of Materials Chemistry 2009, 19, 8964-8973.

37. Won-Sik Han, Ho-Jin Son, Kyung-Ryang Wee, Kyoung-Tae Min, Soonnam Kwon, Il-Hwan Suh, Seung-Hoon Choi, Dong Hyun Jung, Sang Ook Kang*

"Silicon-based blue phosphorescence host materials: structure and photophysical property relationship on methyl/phenylsilanes adorned with 4-(N-carbazolyl)phenyl groups and optimization of their electroluminescence by peripheral 4-(N-carbazolyl)phenyl numbers"

Journal of Physical Chemistry C 2009, 113, 19686-19693.

36. Kyung-Ryang Wee, Hyun-Chul Ahn, Ho-Jin Son, Won-Sik Han, Ju-Eun Kim, Dae Won Cho, Sang Ook Kang* 

"Emission color tuning and deep blue dopant materials based on 1,6-bis(N-phenyl-p-(R)-phenylamino)pyrene"

Journal of Organic Chemistry 2009, 74, 8472-8475.

35. Kyung-Ryang Wee, Won-Sik Han, Ho-Jin Son, Sang Ook Kang,* Soonnam Kwon*

"New technique for measuring carrier mobility using a modified boxcar integrator"

Review of Scientific Instruments 2009, 80, 096106/1-096106/3.

34. Jong-Dae Lee, Tae-Jin Kim, Won-Sik Han, Su Jung Han, Chongmok Lee, Jaejung Ko, Sang Ook Kang* 

"C2-symmetric group 4 metal complexes adorned with chiral N,O chelates: synthesis and structural characterization of helical hexacoordinate metal dichlorides derived from 6-isopropyl-3-methyl-2-(4-isopropyl-4,5-dihydrooxazol-2-yl)phenol ligands"

Zeitschrift fuer Anorganische und Allgemeine Chemie 2009, 635, 1435-1441.

33. Ho-Jin Son, Won-Sik Han, Kyung-Ryang Wee, Ji-Yun Chun, Kyu-Bum Choi, Su Jung Han, Soon-Nam Kwon, Jaejung Ko, Chongmok Lee, Kang, Sang Ook* 

"Systematic electronic control in ambipolar compounds optimizes their photoluminescence properties: synthesis, characterization, and device fabrication of four-coordinate boron compounds containing an N,O-chelating oxazolylphenolate ligand"

European Journal of Inorganic Chemistry 2009, 11, 1503-1513.

32. Ho-Jin Son, Won-Sik Han, Dae-Hwan Yoo, Kyoung-Tae Min, Soon-Nam Kwon, Jaejung Ko,* Sang Ook Kang*

"Fluorescence control on panchromatic spectra via C-alkylation on arylated quinoxalines"

Journal of Organic Chemistry 2009, 74, 3175-3178.

2008

31. Son, Ho-Jin; Han, Won-Sik; Wee, Kyung-Ryang; Yoo, Dae-Hwan; Lee, Jong-Ho; Kwon, Soon-Nam; Ko, Jaejung,* Kang, Sang Ook* 

"Turning on Fluorescent Emission from C-Alkylation on Quinoxaline Derivatives"

Organic Letters 2008, 10, 5401-5404.

30. Jong-Dae Jee, Sung-Kwan Kim, Tae-Jin Kim,  Won-Sik Han, Young-Joo Lee, Yoo,; Cheong, Minserk, Dae-Hwan Cho, Jaejung Ko,* Sang Ook Kang* 

"Dicarbollylamine Ligand as a Tunable Template for σ,σ- and π,σ-Bonding Modes: Syntheses, Structures, and Theoretical Studies of η5: η1-Coordinated Constrained-Geometry Group 13 Metal Complexes"

Journal of the American Chemical Society 2008, 130, 9904-9917.

29. Ho-Jin Son, Won-Sik Han, Ji-Yun Chun, Byoung-Kook Kang, Soon-Nam Kwon, Jaejung Ko,* Su Jung Han, Chongmok Lee, Sung Joo Kim, Sang Ook Kang* 

"Generation of Blue Light-Emitting Zinc Complexes by Band-Gap Control of the Oxazolylphenolate Ligand System: Syntheses, Characterizations, and Organic Light Emitting Device Applications of 4-Coordinated Bis(2-oxazolylphenolate) Zinc(II) Complexes"

Inorganic Chemistry 2008, 47, 5666-5676.

28. Ho-Jin Son, Won-Sik Han, Ji-Yun Chun, Soon-Nam Kwon, Jaejung Ko,* Sang Ook Kang*

"Enhanced charge-carrier mobility derived from cyclization of a silanylene unit on dithienosiloles: syntheses, photophysical properties, and device fabrication of dithieno-spiro-siloles"

Organometallics 2008, 27, 2464-2473.

27. Sung-Kwan Kim, Won-Sik Han, Kyoung-Tae Min, Sang-Ook Kang, Il-Hwan Suh

"Absolute Structure of C56H56Cl6Cr2P4 with Space Group P6122"

Korean Journal of Crystallography, 2008, 19, 14-20.

26. Kyu-Ho Song, Jae-Jung Ko, Sang-Ook Kang, Won-Sik Han, Soon-Nam Kwon, Il-Hwan Suh

"A Conformational Comparison of 1,2-Bis(phenylthio)-o-carborane, C14H20B10S2, by X-Ray Diffraction Method and Molecular Orbital Calculation"

Korean Journal of Crystallography, 2008, 19, 1-6.

2007

25. Jong-Dae Lee, Young-Joo Lee, Ki-Chul Son, Won-Sik Han, Minserk Cheong, Jaejung Ko,* Sang Ook Kang* 

"Synthesis, characterization, and reactivity of new types of constrained geometry group 4 metal complexes derived from picolyl-substituted dicarbollide ligand systems"

Journal of Organometallic Chemistry 2007, 692, 5403-5413.

24. Ki Young Choi,* Seung Chul Choi, Jaejung Ko, Sang Ook Kang, Won Sik Han 

"Catena-Poly[[copper(II)-μ-2-[bis(2-pyridylmethyl)amino]butyratoκ4N,N',N'',O:κO']perchlorate]"

Acta Crystallographica, Section C: Crystal Structure Communications 2007, C63, m85-m87.

23. Ho-Jin Son, Won-Sik Han, Ji-Yun Chun, Chan-Jae Lee, Jung-In Han, Jaejung Ko,* Sang Ook Kang* 

"Spiro-silacycloalkyl Tetraphenylsiloles with a Tunable Exocyclic Ring: Preparation, Characterization, and Device Application of 1,1'-Silacycloalkyl-2,3,4,5-tetraphenylsiloles"

Organometallics 2007, 26, 519-526.

22. Won-Sik Han, Sang-Ook Kang, Il-Hwan Suh

"An Easier Way to Calculate the Crystallographic Interplanar Angles"

Korean Journal of Crystallography, 2007, 18, 7-9.

2006

21. Chul Baik, Won-Sik Han, Youngjin Kang, Sang Ook Kang,* Jaejung Ko* 

"Synthesis and photophysical properties of luminescent platinum(II) complexes with terdentate polypyridine ligands: [Pt(bpqb)X] and [Pt(tbbpqpy)X](PF6) (bpqb-H = 1,3-bis(4'-phenyl-2'-quinolinyl)benzene; tbbpqpy = 4-tert-butyl-1,3-bis(4'-phenyl-2'-quinolinyl)pyridine; X = Cl, CCC6H5, CCC6H4NMe2, CCC6H4NO2)"

Journal of Organometallic Chemistry 2006, 691, 5900-5910.

20. Sang Ick Lee, Soo Min Kim, Mi Ra Choi, Sun Young Kim, Young Keun Chung,* Won-Sik Han, Sang Ook Kang 

"Au(I)-Catalyzed Cyclization of Enynes Bearing an Olefinic Cycle"

Journal of Organic Chemistry 2006, 71, 9366-9372.

19. Ho-Jin Son, Won-Sik Han, Kuk Hwa Lee, Ha Jin Jung, Chongmok Lee,* Jaejung Ko,* Sang Ook Kang*

"Electrochemical Deposition of End-Capped Triarylamine and Carbazole Dendrimers: Alternate Technique for the Manufacture of Multilayer Films"

Chemistry of Materials 2006, 18, 5811-5813.

18. Sujit Dutta, Suk-Kyung Kim, Eun Jung Lee, Tae-Jeong Kim,* Duk-Sik Kang, Yongmin Chang,* Sang Ook Kang, Won-Sik Han 

"Synthesis and magnetic relaxation properties of paramagnetic Gd-complexes of new DTPA-bis-amides. The X-ray crystal structure of [Gd(L)(H2O)]3H2O (L = DTPA-bis(4-carboxylicphenyl)amide)"

Bulletin of the Korean Chemical Society 2006, 27, 1038-1042.

17. Ui Gab Joung, Chun Ji Wu, Sang Hoon Lee, Choong Hoon Lee, Eun Jung Lee, Won-Sik Han, Sang Ook Kang, Bun Yeoul Lee* 

"Phenylene-Bridgd Cp/Carboxamide Ligands for Titanium Complexes of Various Binding Modes and Their Ethylene/1-Octene Copolymerization"

Organometallics 2006, 25, 5122-5130.

16. Young-Soo Park, Won-Sik Han, Tae-Jin Kim, Sang-Ook Kang, Il-Hwan Suh

"ORTHONDISANG: Interatomic Distances and Angles of Atoms with Orthonormal Coordinates"

Korean Journal of Crystallography, 2006, 17, 55-59.

15. Young-Soo Park, Won-Sik Han, Tae-Jin Kim, Sang-Ook Kang, Il-Hwan Suh

"ORTHONZERO: One Atomic Coordinate of Orthonormal Atomic Coordinate Dataset is Translated to Origin and the Others in the Dataset are Also Done Accordingly"

Korean Journal of Crystallography, 2006, 17, 19-23.

14. Young-Sang Kim, Jae-Jung Ko, Sang-Ook Kang, Won-Sik Han, Il-Hwan Suh, Jin-Gyu Kim, Youn-Joong Kim

"Interrelation between Two-Dimensional Direct and Reciprocal Lattices"

Korean Journal of Crystallography, 2006, 17, 1-5.

13. Dae June Joe, Chun Ji Wu, Taekki Bok, Eun Jung Lee, Choong Hoon Lee, Won-Sik Han, Sang Ook Kang, Bun Yeoul Lee* 

"o-Phenylene-bridged Cp/sulfonamido titanium complexes for ethylene/1-octene copolymerization"

Dalton Transactions 2006, 33, 4056-4062.

12. Ki Young Choi,* Kyu Chul Lee, Han Hyoung Lee, Jaejung Ko, Won Sik Han 

"A trinuclear copper(II) complex: triaquachlorotriperchloratobis[μ2-3-(2-pyridylmethylamino)butyrato]tricopper(II) dehydrate"

Acta Crystallographica, Section E: Structure Reports Online 2006, E62, m690-m692.

11. Dae Joon Cho, Chun Ji Wu, S. Sujith, Won-Sik Han, Sang Ook Kang, Bun Yeoul Lee* 

"o-Phenylene-Bridged Cp/Amido Titanium Complexes for Ethylene/1-Hexene Copolymerizations"

Organometallics 2006, 25, 2133-2134.

10. Sung Jae Na, Dae June Joe, S. Sujith, Won-Sik Han, Sang Ook Kang, Bun Yeoul Lee*

"Bimetallic nickel complexes of macrocyclic tetraiminodiphenols and their ethylene polymerization"

Journal of Organometallic Chemistry 2006, 691, 611-620.

9. Ho-Jin Son, Won-Sik Han, Hyojeong Kim, Chungkyun Kim,* Jaejung Ko,* Chongmok Lee, Sang Ook Kang* 

"End-Capped Silole Dendrimers on a Carbosilane Periphery: Potential Electroluminescent Materials"

Organometallics 2006, 25, 766-774.

2005

8. Young-Sang Kim, Jae-Jung Ko, Sang-Ook Kang, Ho-Jin Son, Ki-Chul Son, Won-Sik Han, Il-Hwan Suh, Youn-Joong Kim, Jin-Gyu Kim

"Anisotropic Temperature Factors at Special Positions"

Korean Journal of Crystallography, 2005, 16, 81-88.

7. Jin-Gyu Kim, Youn-Joong Kim, Young-Sang Kim, Jaejung Ko, Sang Ook Kang, Won-Sik Han, Il-Hwan Suh

"The Seventeen Plane Groups (Two-dimensional Space Groups)"

Korean Journal of Crystallography, 2005, 16, 11-20.

6. Ki-Young Choi, Han-Hyoung Lee, Min-Hee Kim, Min-Ah Whang, Sang Ook Kang, Ho-Jin Son, Ki-Chul Son, Won-Sik Han, Il-Hwan Suh

"Absolute Configuration of Di-(2-Picolyl) sulfur Dichloro Zinc(II) with an Enantiomorphic Space Group P41212"

Korean Journal of Crystallography, 2005, 16, 21-29.

5. Ki Young Choi,* Haiil Ryu, Jaejung Ko, Sang Ook Kang, Won Sik Han, Il Hwan Suh

"Catena-Poly[[[aquazinc(II)]-μ-6-[bis(2-pyridylmethyl)amino]caproato] perchlorate]"

Acta Crystallographica, Section E: Structure Reports Online 2005, E61, m2474-m2476.

4. Thanh Thien Co, Sang Chul Shim, Chan Sik Cho, Tae-Jeong Kim,* Sang Ook Kang, Won-Sik Han, Jaejung Ko, Chung-Kyun Kim 

"Chiral (Iminophosphoranyl)ferrocenes: A New Class of Practical Ligands for Rhodium-Catalyzed Asymmetric Hydrogenation"

Organometallics 2005, 24, 4824-4831.

3. Young-Sang Kim, Jae-Jung Ko, Sang-Ook Kang, Tae-Jin Kim, Won-Sik Han, Il-Hwan Suh

"Structure of an Organotitanoxane Containing a Tetrahedral Ti4O6 Cage, C40H60O6Ti4"

Korean Journal of Crystallography, 2005, 16, 102-106.

​2. Young-Sang Kim, Jaejung Ko, Sang Ook Kang, Won-Sik Han, Jae-Ho Jeong, Il-Hwan Suh

"Hexaphenylbenzene C6(C6H5)6"

​Korean Journal of Crystallography, 2005, 16, 1-5.

2004

1. Young-Sang Kim, Jae-Jung Ko, Sang-Ook Kang, Young-Joo Lee, Eu-Gene Kang, Won-Sik Han, Young-Soo Park, Il-Hwan Suh

​"Space Group R/=3c=R/=32/c(167) and the Crystal Structure of Tris(1,2,3,4-tetraphenylbuta-1,3-dienyl)cyclotriphosphazene"

Korean Journal of Crystallography, 2004, 15, 9-17.