2017


"Thick-Film High-Performance Bulk-Heterojunction Solar Cells Retaining 90% PCEs of the Optimized Thin Film Cells"

Hang Yin, Sin Hang Cheung, Jenner H. L. Ngai, Carr Hoi Yi Ho, Ka Lok Chiu, Xiaotao Hao, Ho Wa Li, Yuanhang Cheng, Sai Wing Tsang, and Shu Kong So, Adv. Electron. Mater.1700007, P.1-9 (2017).

Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/aelm.201700007/full 

"Naphthalene diimide-difluorobenzene-based polymer acceptors for all-polymer solar cells"

Ping Deng, Carr Hoi Yi Ho, Yong Lu, Ho-Wa Li, Sai-Wing Tsang, Shu Kong So and Beng S. Ong, Chem. Commun., 2017, Advance Article

Abstract »

http://pubs.rsc.org/en/content/articlelanding/2017/cc/c6cc09724c#!divAbstract 

"Using Ultralow Dosages of Electron Acceptor to Reveal the Early Stage Donor–Acceptor Electronic Interactions in Bulk Heterojunction Blends"

Carr Hoi Yi Ho, Sin Hang Cheung, Ho-Wa Li, Ka Lok Chiu, Yuanhang Cheng, Hang Yin, Mau Hing Chan, Franky So, Sai-Wing Tsang, and Shu Kong So, Advanced energy materials 1602360, 1-9 (2017).

Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/aenm.201602360/full 

"Bulk-heterojunction solar cells with enriched polymer contents"

Hang Yin, Ka Lok Chiu, Carr Hoi Yi Ho, Harrison Ka Hin Lee, Ho Wa Li, Yuanhang Cheng, Sai Wing Tsang, Shu Kong So, Organic Electronics 40, 1-7 (2017).

Abstract »

http://www.sciencedirect.com/science/article/pii/S1566119916304578 

2016


"The detrimental effect of excess mobile ions in planar CH3NH3PbI3 perovskite solar cells"

Yuanhang Cheng, Ho-Wa Li,a Jian Qing, Qing-Dan Yang, Zhiqiang Guan, Chen Liu, Sin Hang Cheung, Shu Kong So, Chun-Sing Lee and Sai-Wing Tsang,

J. Mater. Chem. A 4, 12748-12755 (2016).

Abstract »

http://pubs.rsc.org/-/content/articlelanding/2016/ta/c6ta05053k/unauth#!divAbstract

"Bifunctional Heterocyclic Spiro Derivatives for Organic Optoelectronic Devices"

Chin-Yiu Chan, Yi-Chun Wong, Mei-Yee Chan, Sin-Hang Cheung, Shu-Kong So, and Vivian Wing-Wah Yam,

ACS Appl. Mater. Interfaces 8 (37), 24782-24792 (2016).

Abstract »

http://pubs.acs.org/doi/abs/10.1021/acsami.6b09211

"Organic soluble indigoids derived from 3-hydroxybenzaldehyde for N-type organic field-effect transistor (OFET) applications"

Jenner H.L. Ngai, Louis M. Leung, S.K. So, Harrison K.H. Lee, Organic Electronics 32, 258-266 (2016).

Abstract »

http://www.sciencedirect.com/science/article/pii/S1566119916300805

"Probing Bulk Transport, Interfacial Disorders, and Molecular Orientations of Amorphous Semiconductors in a Thin-Film Transistor Configuration"

Wai-Yu Sit, Sin Hang Cheung, Cyrus Yiu Him Chan, Ka Kin Tsung, Sai Wing Tsang, and Shu Kong So, Adv. Electron. Mater. 1500273 (2016).

 Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/aelm.201500273/full

"Locking the morphology with a green, fast and efficient physical cross-linking approach for organic electronic applications"

Q.D. Yang, Y. Cheng, H.W. Li, J. Liu, S.H. Cheung, S.K. So, K.W. Wong, W.M. Lau, S.W. Tsang, Organic Electronics 28, 53-58 (2016).

Abstract »

http://www.sciencedirect.com/science/article/pii/S1566119915301579

2015


"Isobenzofulvene-fullerene mono-adducts for organic photovoltaic applications"

Nai-Wen Tseng, Yong Yu, Yunke Li, Jingbo Zhao, Shu Kong So, He Yan and Ka Ming Ng,  J. Mater. Chem. C 3, 977-980 (2015).

Abstract »

http://pubs.rsc.org/is/content/articlelanding/2015/tc/c4tc02373k#!divAbstract

"Effect of Thermal Annealing on Charge Transfer States and Charge Trapping in PCDTBT:PC70BM Solar Cells"

I. Constantinou, T.H. Lai, H.Y. Hsu, S.H. Cheung, E.D. Klump, K.S. Schanze, S.K. So, and F. So, Adv. Electron. Mater., 1500167 (2015).

Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/aelm.201500167/abstract

"Impact of Solvent Additive on Carrier Transport in Polymer:Fullerene Bulk Heterojunction Photovoltaic Cell"

Carr H.Y. Ho, Q.Dong, H. Yin, Winky W.K. Leung, Q. Yang, Harrison K.H. Lee, S.W. Tsang, and S.K. So, Advanced Materials Interfaces 2, 1500166 (2015).

Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/admi.201500166/abstract

"Efficiency enhancement by defect engineering in perovskite photovoltaic cells prepared using evaporated PbI2/CH3NH3I multilayers"

Annie Ng, Zhiwei Ren, Qian Shen, Sin Hang Cheung, Huseyin Cem Gokkaya, Gongxun Bai, Jingchuan Wang, Lijun Yang, Shu Kong So, Aleksandra B. Djurisic, Wallace Woon-fong Leung, Jianhua Hao, Wai Kin Chan and Charles Surya,  J. Mater. Chem. 3, 9223-9231 (2015).

Abstract »

http://pubs.rsc.org/en/Content/ArticleLanding/2015/TA/c4ta05070c#!divAbstract

"Charge conduction study of phosphorescent iridium compounds for organic light-emitting diodes application"

W.H. Choi, G. Tan, W.Y. Sit, C.L. Ho, Cyrus Y.H. Chan, W. Xu, W.Y. Wong, S.K. So, Organic Electronics 24, 7-11 (2015).

Abstract »

http://www.sciencedirect.com/science/article/pii/S1566119915002025

2014


"Hole-Transporting Spirothioxanthene Derivatives as Donor Materials for Efficient Small-Molecule-Based Organic Photovoltaic Devices"

Chin-Yiu Chan, Yi-Chun Wong, Mei-Yee Chan, Sin-Hang Cheung, Shu-Kong So, and Vivian Wing-Wah Yam,  Chem. Mater. 26, 6585-6594 (2014).

Abstract »

http://pubs.acs.org/doi/abs/10.1021/cm5033699

"Synthesis and characterization of greenish-blue emitting vinyl copolymer containing pyrene and triarylamine moieties"

Jianli Wang,LouisMLeung, Shu-Kong SO, Cyrus Y H Chan and Michael Y Wong, Polym Int 63, 1797-1805 (2014).

Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/pi.4682/abstract

"Polyfluorene Derivatives are High-Performance Organic Hole-Transporting Materials for Inorganic-Organic Hybrid Perovskite Solar Cells"

Z. Zhu, Y. Bai, Harrison K.H. Lee, C. Mu, T. Zhang, L. Zhang, J.Wang, H. Yan, S. K. So, and S. Yang, Adv. Funct. Mater. 24, 7357-7365 (2014).

Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/adfm.201401557/abstract

"Blue fluorescent conductive poly(9,10-di(1-naphthalenyl)-2-vinylanthracene)homopolymer and its highly soluble copolymers with styrene or 9-vinylcarbazole"

Jianli Wang, Louis M Leung, Shu-Kong So and Cyrus YH Chan,  Polym Int 63, 363-376 (2014).

Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/pi.4574/abstract

"Batch-to-Batch Variation of Polymeric Photovoltaic Materials: its Origin and Impacts on Charge Carrier Transport and Device Performances"

Harrison Ka Hin Lee, Zhao Li, Iordania Constantinou, Franky So, Sai Wing Tsang, and Shu Kong So, Advanced Energy Material 4, 1400768 (2014).

Abstract »

http://onlinelibrary.wiley.com/doi/10.1002/aenm.201400768/abstract

 

2017


"Thick-Film High-Performance Bulk-Heterojunction Solar Cells Retaining 90% PCEs of the Optimized Thin Film Cells"

Hang Yin, Sin Hang Cheung, Jenner H. L. Ngai, Carr Hoi Yi Ho, Ka Lok Chiu, Xiaotao Hao, Ho Wa Li, Yuanhang Cheng, Sai Wing Tsang, and Shu Kong So, Adv. Electron. Mater.1700007, P.1-9 (2017).

"Using Ultralow Dosages of Electron Acceptor to Reveal the Early Stage Donor–Acceptor Electronic Interactions in Bulk Heterojunction Blends"

Carr Hoi Yi Ho, Sin Hang Cheung, Ho-Wa Li, Ka Lok Chiu, Yuanhang Cheng, Hang Yin, Mau Hing Chan, Franky So, Sai-Wing Tsang, and Shu Kong So, Advanced energy materials 1602360, 1-9 (2017).

 

"Bulk-heterojunction solar cells with enriched polymer contents"

Hang Yin, Ka Lok Chiu, Carr Hoi Yi Ho, Harrison Ka Hin Lee, Ho Wa Li, Yuanhang Cheng, Sai Wing Tsang, Shu Kong So, Organic Electronics 40, 1-7 (2017).

2016


"The detrimental effect of excess mobile ions in planar CH3NH3PbI3 perovskite solar cells"

Yuanhang Cheng, Ho-Wa Li,a Jian Qing, Qing-Dan Yang, Zhiqiang Guan, Chen Liu, Sin Hang Cheung, Shu Kong So, Chun-Sing Lee and Sai-Wing Tsang, J. Mater. Chem. A 4, 12748-12755 (2016)

 

"Bifunctional Heterocyclic Spiro Derivatives for Organic Optoelectronic Devices"

Chin-Yiu Chan, Yi-Chun Wong, Mei-Yee Chan, Sin-Hang Cheung, Shu-Kong So, and Vivian Wing-Wah Yam,  ACS Appl. Mater. Interfaces 8 (37), 24782-24792 (2016).

 

"Bulk-heterojunction solar cells with enriched polymer contents"

Hang Yin, Ka Lok Chiu, Carr Hoi Yi Ho, Harrison Ka Hin Lee, Ho Wa Li, Yuanhang Cheng, Sai Wing Tsang, Shu Kong So, Organic Electronics 40, 1-7 (2017).

 

"Organic soluble indigoids derived from 3-hydroxybenzaldehyde for N-type organic field-effect transistor (OFET) applications"

Jenner H.L. Ngai, Louis M. Leung, S.K. So, Harrison K.H. Lee, Organic Electronics 32, 258-266 (2016).

 

"Probing Bulk Transport, Interfacial Disorders, and Molecular Orientations of Amorphous Semiconductors in a Thin-Film Transistor Configuration"

Wai-Yu Sit, Sin Hang Cheung, Cyrus Yiu Him Chan, Ka Kin Tsung, Sai Wing Tsang, and Shu Kong So, Adv. Electron. Mater. 1500273 (2016).

 

"Locking the morphology with a green, fast and efficient physical cross-linking approach for organic electronic applications"

Q.D. Yang, Y. Cheng, H.W. Li, J. Liu, S.H. Cheung, S.K. So, K.W. Wong, W.M. Lau, S.W. Tsang, Organic Electronics 28, 53-58 (2016).

2015


"Isobenzofulvene-fullerene mono-adducts for organic photovoltaic applications"

Nai-Wen Tseng, Yong Yu, Yunke Li, Jingbo Zhao, Shu Kong So, He Yan and Ka Ming Ng,  J. Mater. Chem. C 3, 977-980 (2015).

 

"Effect of Thermal Annealing on Charge Transfer States and Charge Trapping in PCDTBT:PC70BM Solar Cells"

I. Constantinou, T.H. Lai, H.Y. Hsu, S.H. Cheung, E.D. Klump, K.S. Schanze, S.K. So, and F. So, Adv. Electron. Mater., 1500167 (2015).

 

"Impact of Solvent Additive on Carrier Transport in Polymer:Fullerene Bulk Heterojunction Photovoltaic Cell"

Carr H.Y. Ho, Q.Dong, H. Yin, Winky W.K. Leung, Q. Yang, Harrison K.H. Lee, S.W. Tsang, and S.K. So, Advanced Materials Interfaces 2, 1500166 (2015).

 

"Efficiency enhancement by defect engineering in perovskite photovoltaic cells prepared using evaporated PbI2/CH3NH3I multilayers"

Annie Ng, Zhiwei Ren, Qian Shen, Sin Hang Cheung, Huseyin Cem Gokkaya, Gongxun Bai, Jingchuan Wang, Lijun Yang, Shu Kong So, Aleksandra B. Djurisic, Wallace Woon-fong Leung, Jianhua Hao, Wai Kin Chan and Charles Surya,  J. Mater. Chem. 3, 9223-9231 (2015).

 

"Charge conduction study of phosphorescent iridium compounds for organic light-emitting diodes application"

W.H. Choi, G. Tan, W.Y. Sit, C.L. Ho, Cyrus Y.H. Chan, W. Xu, W.Y. Wong, S.K. So, Organic Electronics 24, 7-11 (2015).

 

2014


"Hole-Transporting Spirothioxanthene Derivatives as Donor Materials for Efficient Small-Molecule-Based Organic Photovoltaic Devices"

Chin-Yiu Chan, Yi-Chun Wong, Mei-Yee Chan, Sin-Hang Cheung, Shu-Kong So, and Vivian Wing-Wah Yam,  Chem. Mater. 26, 6585-6594 (2014).

 

"Synthesis and characterization of greenish-blue emitting vinyl copolymer containing pyrene and triarylamine moieties"

Jianli Wang,LouisMLeung, Shu-Kong SO, Cyrus Y H Chan and Michael Y Wong, Polym Int 63, 1797-1805 (2014).

 

"Polyfluorene Derivatives are High-Performance Organic Hole-Transporting Materials for Inorganic-Organic Hybrid Perovskite Solar Cells"

Z. Zhu, Y. Bai, Harrison K.H. Lee, C. Mu, T. Zhang, L. Zhang, J.Wang, H. Yan, S. K. So, and S. Yang, Adv. Funct. Mater. 24, 7357-7365 (2014).

 

"Blue fluorescent conductive poly(9,10-di(1-naphthalenyl)-2-vinylanthracene)homopolymer and its highly soluble copolymers with styrene or 9-vinylcarbazole"

Jianli Wang, Louis M Leung, Shu-Kong So and Cyrus YH Chan,  Polym Int 63, 363-376 (2014).

 

"Batch-to-Batch Variation of Polymeric Photovoltaic Materials: its Origin and Impacts on Charge Carrier Transport and Device Performances"

Harrison Ka Hin Lee, Zhao Li, Iordania Constantinou, Franky So, Sai Wing Tsang, and Shu Kong So, Advanced Energy Material 4, 1400768 (2014).

 

2013


"Achieving time-of-flight mobilities for amorphous organic semiconductors in a thin film transistor configuration"

Cyrus Y.H. Chan, K.K. Tsung, W.H. Choi, S.K. So, Organic Electronics 14, 1351 (2013).

 

"Charge Transport Study of Semiconducting Polymers and Their Bulk Heterojunction Blends by Capacitance Measurements"

Kevin K. H. Chan, S. W. Tsang, Harrison K. H. Lee, F. So, S. K. So, JOURNAL OF POLYMER SCIENCE, PART B: POLYMER PHYSICS, 000, 001-010 (2013).

 

2012


"Charge transport studies of polymeric photovoltaic thin films with an electron blocking and trapping layer"

Harrison K.H. Lee, Kevin K.H. Chan, and S.K. So, Proc. of SPIE Vol. 8435 84351U-1 (2012). 

 

"Origin of Enhanced Hole Injection in Inverted Organic Devices with Electron Accepting Interlayer"

Cephas E. Small, Sai-Wing Tsang, Junji Kido, Shu Kong So, and Franky So,  Advanced Functional Materials 22, 3261-3266 (2012). 

 

"Charge injection and transport studies of poly(2,7-carbazole) copolymer PCDTBT and their relationship to solar cell performance"

Kevin K.H. Chan, S.W. Tsang, Harrison K.H. Lee, Franky So, S.K. So,  Organic Electronics 13, 850-855 (2012). 

 

"Role of electron blocking and trapping layers in transport characterization of a photovoltaic polymer poly(3-hexylthiophene)"

Harrison K.H. Lee, Kevin K.H. Chan, S.K. So, Organic Electronics 13,541-544 (2012).

 

2011


"Using transistor technique to study the effects of transition metal oxide dopants on organic charge transporters"

Cyrus Y.H. Chan, C.M. Chow, S.K. So, Organic Electronics 12,1454-1458 (2011).

 

"Using admittance spectroscopy to quantify transport properties of P3HT thin films"

K.H. Chan, S.K. So, Journal of Photonics for Energy, 011112-7, Vol. 1, 2011.

 

"Thin-film transistor as a probe to study carrier transport in amorphous organic semiconductors"

S.K. So, W.H. Choi, C.H. Cheung,  J. Photon. Energy. 1, 011011 (2011).

 

"Light-emitting dyes derived from bifunctional chromophores of diarylamine and oxadiazole: Synthesis, crystal structure, photophysics and electroluminescence"

Z. He, C.W. Kan, C.L. Ho, W.Y. Wong, C.H. Chui, K.L. Tong, S.K. So, T.H. Lee, L.M. Leung, Z. Lin,  Dyes and Pigments 88, 333-343 (2011). 

 

2010


"Can an organic phosphorescent dye act as a charge transporter?"

W.H. Choi, C.H. Cheung, and S.K. So, Organic Electronics 11, 872-875 (2010).

 

"Organic electronics: materials, processing, devices and applications"

S.C. Tse, C.H. Cheung, and S.K. So,  F. So Ed., Chap. 3, CRC Press, Francis and Taylor (2010).

 

"Role of air exposure in the improvement of injection efficiency of transition metal oxide/organic contact"

C.H. Cheung, W.J. Song, and S.K. So,  Organic Electronics 11,89-94 (2010).

 2009


"Charge injection and transport in spiro-linked arylamine compounds"

W.H. Choi and S.K. So, Proc. of SPIE 7415,74151L (2009).

 

"Advantages of admittance spectroscopy over time-of-flight technique for studying dispersive charge transport in an organic semiconductor"

K.K. Tsung and S.K. So, J. Appl.Phys. 106, 083710 (2009).

 

"High temperature carrier mobility as an intrinsic transport parameter of an organic semiconductor"

K.K. Tsung and S.K. So, Organic Electronics 10, 661 (2009).

 2008


"NPB-Based RGB Single-Layer OLEDs"

Ka Kin Tsung, Shing Chi Tse, and Shu Kong So, SID Tech. Digest, Volume 39, Issue 3, 2008, Pages 2032.

 

"Carrier transport in molecularly doped organic materials"

S.K. So and K.K. Tsung, Proc. SPIE 7051, 70511B-1 (2008).

 

"Determination of carrier mobility of amorphous organic electronic material by thin film transistor configuration"

C.H. Cheung, K.K. Tsung, and S.K. So,  Proc. SPIE 7051, 70511M-1 (2008).

 

"Using thin film transistors to quantify carrier transport properties of amorphous organic semiconductors"

C.H. Cheung, K.K. Tsung, K.C. Kwok, and S.K. So, Appl. Phys. Lett. 93, 083307 (2008).

 

"Carrier trapping and scattering in amorphous organic hole transporter"

K.K. Tsung and S.K. So, Appl. Phys. Lett. 92, 103315 (2008).

 

"Determination of carrier mobility in phenylamine by time-of-flight, dark-injection, and thin film transistor techniques"

C.H. Cheung, K.C. Kwok, S.C. Tse, and S.K. So, J. Appl. Phys. 103, 093705 (2008).  

2007


"Single-layer organic light-emitting diodes using naphthyl-diamine"

S.C. Tse, K.K. Tsung, and S.K. So, Appl. Phys. Lett. 90, 213502 (2007).

 

"Charge transport and injection to Phenylamine-based hole transporters for OLEDs applications"

S.K. So, S.C. Tse, and K.L. Tong,   Journal of Display Technology 3, 225-232 (2007).

 

"Carrier injection and bipolar transport in NPB for single-layers OLEDs"

S.C. Tse, K.K. Tsung, and S.K. So, Proc. SPIE 6655, 66551Q-1 (2007).

 

"Hole transport in molecularly doped naphthyl diamine"

K.L. Tong, S.W. Tsang, K.K. Tsung, S.C. Tse, and S.K. So, J. Appl. Phys. 102, 093705 (2007).

 2006


"Highly efficient deep blue organic electroluminescent device based on 1-methyl-9,10-di(1-naphthyl)anthracene"

M.H. Ho, Y.S. Wu, S.W. Wen, M.T. Lee, T.M. Chen, C.H. Chen, K.C. Kwok, S.K. So, K.T. Yeung, Y.K. Cheng, and Z.Q. Gao,  Appl. Phys. Lett. 89, 252903 (2006).

 

"Electron transport in naphthylamine-based organic compounds"

S.C. Tse, K.C. Kwok, and S.K. So,  Appl. Phys. Lett. 89, 262102 (2006).

 

"PEDOT : PSS polymeric conducting anode for admittance spectroscopy"

S.W. Tsang, S.C. Tse, K.L. Tong, and S.K. So, Organic Electronics 7, 474-479 (2006).

 

"Electrochemical degradation of 4-chlorophenol at nickel-antimony doped tin oxide electrode"

Y.H. Wang, K.Y. Chan, X.Y. Li, and S.K. So, CHEMOSPHERE 65, 1087-1093 (2006).

 

"Hole transporting properties of tris(8-hydroxyquinoline) aluminum (Alq3)"

H.H. Fong and S.K. So, J. Appl. Phys. 100, 094502 (2006).

 

"Direct determination of carrier mobilities of OLED materials by admittance spectroscopy"

S.W. Tsang, K.L. Tong, S.C. Tse, and S. K. So, Proc. SPIE 6333, 633313 (2006).

 

"Nearly ohmic injection contacts from PEDOT:PSS to phenylamine compounds with high ionization potentials"

S.C. Tse, S.W. Tsang, and S.K. So,  Proc. SPIE 6333, 63331P (2006).

 

"Preparation and photoluminescence of a novel beta-diketone ligand containing electro-transporting group and its europium(III) ternary complex"

N.J. Xiang, L.M. Leung, S.K. So, and M.L. Gong, Spectrochimica Acta Part A 65, 907-911 (2006).

 

"Polymeric conducting anode for small organic transporting molecules in dark injection experiments"

S.C. Tse, S.W. Tsang, and S.K. So, J. Appl. Phys. 100, 063708 (2006).

 

"Synthesis and photoluminescence of two novel bipolar organic compounds"

N.J. Xiang, T.H. Lee, L.M. Leung, S.K. So, J.X. Shi, and M.L. Gong,  Acta Chimica Sinica 64, 1157-1162 (2006).

 

"The role of charge-transfer integral in determining and engineering the carrier mobilities of 9,10-di(2-naphthyl)anthracene compounds"

S.C. Tse, S.K. So, M.Y. Yeung, C.F. Lo, S.W. Wen, and C.H. Chen, Chem. Phys. Lett. 422, 354-357 (2006).

 

"Preparation and photoluminescence of a novel bipolar small organic molecular compound and its Al3+ complex"

N.J. Xiang, T.H. Lee, L.M. Leung, S.K. SO, J.X. Shi, and M.L. Gong,  Chem. J. of Chinese Universities 27, 808-811 (2006).

 

"Heterojunction OLEDs fabricated by Eu ternary complexes with conducting secondary ligands"

M.K. Lam, K.L. Kwok, S.C. Tse, S.K. So, J.B. Yuan, L.M. Leung, M.L. Gong, Optical Materials 28, 709-713 (2006).

 

"Synthesis of 2-phenylquinoline-based ambipolar molecules containing multiple 1,3,4-oxadiazole spacer groups"

N.J. Xiang, T.H. Lee, M.L.A. Gong, K.L. Tong, S.K. So, and L.M. Leung,  Synthetic Metals 156, 270-275 (2006).

 

"Novel fluorine-containing X-branched oligophenylenes: structure-hole blocking property relationships"

Z.H. Li, K.L. Tong, M.S. Wong, and S.K. So, J. Materials Chemistry 16, 765-772 (2006).

 

"Experimental and theoretical demonstration on the transport properties of fused ring host materials for organic light-emitting diodes"

S.C. Tse, S.K. So, M.Y. Yeung, C.F. Lo, S.W. Wen, and C.H. Chen, Jpn. J. Appl. Phys. 45, 555-557 (2006).

 

"Application of admittance spectroscopy to evaluate carrier mobility in organic charge transport materials"

S.W. Tsang, S.K. So, and J.B. Xu,  J. Appl. Phys. 99, 013706 (2006).

 

 2005


"Synthesis and electroluminescence of thiophene-based bipolar small molecules with different arylamine moieties"

T.H. Lee, K.L. Tong, S.K. So, and L.A. Leung,  Synthetic Metals 155, 116-124 (2005).

 

"High-mobility hole-transporting polymers for electroluminescence applications"

T.H. Lee, K.L. Tong, S.K. So, L.M.L. Leung, Jpn. J. Appl. Phys. 44, 543-545 (2005).

 

"Effects of nitrogen, oxygen, and moisture on the electron transport in tris(8-hydroxyquinoline) aluminum"

H.H. Fong and S.K. So,  J. Appl. Phys. 98, 023711 (2005).

 

"A multifunctional platinum-based triplet emitter for OLED applications"

W.Y. Wong, Z. He, S.K. So, K.L. Tong, and Z.Y. Lin, ORGANOMETALLICS 24, 4079-4082 (2005).

 

"An ab initio study of carbazole model compounds"

M.Y. Yeung, C.F. Lo, and S.K. So, J. Theoretical & Comp. Chem. 4, 103-115 (2005).

 

"Charge conduction in fused aromatic compounds for OLEDs applications"

S.K. So, S.C. Tse, and H.H. Fong, International Display Manufacturing Conference (IDMC 05, SID) Proceedings, p. 275, Taipei (2005).

2004


"Transport and luminescence in naphthyl phenylamine model compounds"

K.L. Tong, S.K. So, H.F. Ng, L.M. Leung, M.Y. Yeung, and C.F. Lo, Synthetic Metals 147, 199-203 (2004). 

 

"Effects of tertiary butyl substitution on the charge transporting properties of rubrene-based films"

H.H. Fong, S.K. So, W.Y. Sham, C.F. Lo, Y.S. Wu, and C.H. Chen, Chemical Physics 298, 119-123 (2004).

 

"Theoretical investigation of a blue hydroxyquinaldine-based aluminum(III) complex"

K.Y. Wong, C.F. Loa, W.Y. Shama, H.H. Fong, S.K. So, and L.M. Leung, Physics Letters A 321, 194-198 (2004). 

 

"Study of lithium fluoride/tris(8-hydroxyquinolino)-aluminum interfacial chemistry using XPS and ToF-SIMS"

W.J. Song, S.K. So, K.W. Wong, W.K. Choi, and L.L. Cao, Appl. Surf. Sci. 228, 373-377 (2004).

 2003


"Electron transit time and reliable mobility measurements from thick film hydroxyquinoline-based organic light-emitting diode"

S. C. Tse, H. H. Fong, and S. K. So, JAP 94, 2033 (2003). 

 2002


"Extrinsic Electron Traps in Tris(8-hydroxyquinoline) Aluminium"

Honhang FONG, Kachu LUN and Shukong SO, Jpn. J. Appl. Phys. 41, 1122-1125 (2002).

 

"Hole transports in molecularly doped triphenylamine derivative"

H.H. Fong, K.C. Lun, S.K. So,  Chemical Physics Letters 353, 407-413 (2002).

 

"Effects of additives in polymer thick film-organic light emitting diodes (PTF-OLED)"

Louis M. Leung, C.F. Kwong, S.K. So, Displays 23, 171-175 (2002). 

2001


"Angular-dependent photoemission studies of indium tin oxide surfaces"

W. Song, S.K. So, L. Cao, Appl. Phys. A 72, 361-365 (2001).

 

"Angle dependent X-ray photoemission study on UV-ozone treatments of indium tin oxide"

W. Song, S.K. So, D. Wang, Y. Qiu, L. Cao, ASS 177, 158-164 (2001).

 

"Electroluminescent Properties of a Bis(2-methyl-8-quinolinato) Aluminum Hydroxide Complex"

S.K. So, K. Lee, W. Choi, L. Leung, and W. Lo, Jpn. J. Appl. Phys. 40, 5959-5961 (2001).

 

"Dynamic SIMS characterization of interface structure of Ag/Alq3/NPB/ITO model devices"

Weijie Song, Zhanping Li, S. K. So, Yong Qiu,1 Youngfa Zhu, and Lili Cao, Surf. Interface Anal. 32, 102-105 (2001).

 

"Study on the interaction between Ag and tris(8-hydroxyquinoline) aluminum using x-ray photoelectron spectroscopy"

Weijie Song, S. K. So, John Moulder, Yong Qiu, Yongfa Zhu, and Lili Cao, Surf. Interface Anal. 32, 70-73 (2001).

 

 2000


"Organic polymer thick film light emitting diodes (PTF-OLED)"

L.M. Leunga, C.F. Kwong, C.C. Kwok, S.K. So,  Displays 21, 199-201 (2000).

 

"A High-Efficiency Blue Emitter for Small Molecule-Based Organic Light-Emitting Diode"

Louis M. Leung, W. Y. Lo, S. K. So, K. M. Lee, and W. K. Choi, J. Am. Chem. Soc. 122, 5640-5641 (2000).

 

"Transmittance and resistivity of semicontinuous copper films prepared by pulsed-laser deposition"

S. K. So, H. H. Fong, C. F. Yeung, and N. H. Cheung,  APL. 77, 1099-1101 (2000).