2019

​Closely Packed Polypyrroles via Ionic Crosslinking: Correlation of Molecular Structures-Morphology-Thermoelectric Properties

J. Park, Y. Lee, M. Kim, Y. G. Kim, A. Tripathi, Y.-W. Kwon, J. Kwak*, H. Y. Woo*

ACS Appl. Mater. Interfaces 2019, in press.

Isomerization enabling near-infrared electron acceptors

J. Luo, Y. Wang*, B. Liu, Z. Wu, Y. Zhang, Y. Tang, P. Chen, Q. Liao, H. Y. Woo, X. Guo*

RSC Adv. 2019, 9, 37287-37291.

Non‐Fullerene Organic Solar Cells Based on Benzo[1,2‐b:4,5‐b′]difuran‐Conjugated Polymer with 14% Efficiency

X. Li, K. Weng, H. S. Ryu, J. Guo, X. Zhang, T. Xia, H. Fu, D. Wei, J. Min, Y. Zhang, H. Y. Woo*, Y. Sun*

Adv. Funct. Mater. 2019, in press.

50

Synthesis, Molecular Packing, and Electrical Properties of New Regioisomeric n-Type Semiconducting Molecules with Modification of Alkyl Substituents Position

H. S. Ryu, M. J. Kim, Y. W. Lee, S.-H. Lee, T. J. Shin*, J. H. Cho*, H. Y. Woo*

ACS Appl. Mater. Interfaces 2019, 11, 50, 47170-47181.

Fused Bithiophene Imide Oligomer and Diketopyrrolopyrrole Copolymers for n‐Type Thin‐Film Transistors

Y. Zhang, L. Tang, H. Sun*, S. Ling, K. Yang, M. A. Uddin, H. Guo, Y. Tang, Y. Wang, K. Feng, Y. Shi, J. Liu*, S. Zhang*, H. Y. Woo, X. Guo*

Macromol. Rapid Commun. 2019, 40(23), 1900394.

Aqueous-Soluble Naphthalene Diimide-Based Polymer Acceptors for Efficient and Air-Stable All-Polymer Solar Cells

S. Lee, Y. Kim, Z. Wu, C. Lee, S. J. Oh, N. T. Luan, J. Lee, D. Jeong, K. Zhang, F. Huang, T.-S. Kim, H. Y. Woo,* B. J. Kim*

ACS Appl. Mater. Interfaces 2019, 11, 48, 45038-45047.

​Facile one-pot polymerization of a fully conjugated donor–acceptor block copolymer and its application in efficient single component polymer solar cells

C. G. Park, S. H. Park, Y. Kim, T. L. Nguyen, H. Y. Woo, H. Kang, H. J. Yoon, S. Park*, M. J. Cho*, D. H. Choi*

J. Mater. Chem. A 2019, 7, 21280-21289.

Measuring Competing Recombination Losses in a Significantly Reduced Langevin System by Steady-State Photoinduced Absorption and Photocurrent Spectroscopy

L. Q. Phuong*, S. M. Hosseini, C. W. Koh, H. Y. Woo, S. Shoaee*

J. Phys. Chem. C 2019, 123, 45, 27417-27422.

45

Chromenopyrazole-based bipolar host materials for solution-processable thermally activated delayed fluorescence OLEDs exhibiting high efficiency and low roll-off

M. Godumala, J. Yoon, C. Lee, J.-E. Jeong, S. Park, H. Y. Woo, M. J. Cho, D. H. Choi*

Chem. Commun. 2019, 55, 12952-12955.

​​Modeling and Implementation of Tandem Polymer Solar Cells Using Wide-Band Gap Front Cells

S. J. Ko, H. S. Choi, Q. V. Hoang, C. E. Song, P.-O. Morin, J. Heo, M. Leclerc, S. C. Yoon, H. Y. Woo*, W. S. Shin*, B. Walker*, J. Y. Kim*

Carbon Energy 2019, in press.

​Blue-emitting dendritic molecule with dual functionality as host and dopant for solution-processed white OLEDs with red-emitting material

C. Y. Kim, J. Yoon, S. Choi, C. H. Jeong, H. J. Kim, J.-E. Jeong, S. K. Kim, H. Lee, H. Y. Woo, J. H. Kwon, M. J. Cho*, D. H. Choi*

Synth. Met. 2019, 258, 116198.

​An excellent bipolar host material exhibiting EQE of 24.0% with small efficiency roll-off in solution-processable thermally activated delayed fluorescence OLEDs

M. Godumala, J. Yoon, C. H. Jeong, C. Lee, J.-E. Jeong, S. Park, H. Y. Woo, M. J. Cho, D. H. Choi*

J. Mater. Chem. C 2019, 7, 13930-13938.

​Realizing high-efficiency Multiple blend polymer solar cells via a unique parallel-series working mechanism

X. Xu, M. Deng, Y. W. Lee, H. Y. Woo*, X. Zou, Y. Jiang, L. Yu, Y. Li, Q. Peng*

J. Mater. Chem. A 2019, 7, 24937–24946.

40

Organic solar cells for indoor power generation

H. S. Ryu, H. Y. Woo*

Sci. China Chem. 2019, 49, in press.

Asymmetric A–D–π–A-type nonfullerene small molecule acceptors for efficient organic solar cells​

X. Li, C. Li, L. Ye, K. Weng, H. Fu, H. S. Ryu, D. Wei, X. Sun,* H. Y. Woo, Y. Sun*

J. Mater. Chem. A 2019,7, 19348-19354.

​Bichalcogenophene Imide-Based Homopolymers: Chalcogen Atom Effects on the Optoelectronic Property and Device Performance in Organic Thin-Film Transistors

S. Shi, L. Tang, H. Guo, M. A. Uddin, H. Wang, K. Yang, B. Liu, Y. Wang, H. Sun, H. Y. Woo, X. Guo*

Macromolecules 2019, 52, 7301-7312.

High-Performance Near-Infrared-Selective Thin Film Organic Photodiode Based on Molecular Approach Targeted to Ideal Semiconductor Junction​

S. Yoon, H. S. Ryu, J. U. Ha, M. Kang, T. L. Nguyen, H. Y. Woo*, D. S. Chung*

J. Phys. Chem. Lett. 2019, 10(18), 5647-5653.

​Fluorine-Substituted Dithienylbenzodiimide Based n-Type Polymer Semiconductors for Organic Thin-Film Transistors

K. Feng, X. Zhang, Z. Wu, Y. Shi, M. Su, K. Yang, Y. Wang, H. Sun, J. Min, Y. Zhang, X. Cheng, H. Y. Woo, X. Guo*

ACS Appl. Mater. Interfaces 2019, 11(39), 35924-35934.

35

​A New Wide Bandgap Donor Polymer for Efficient Non-Fullerene Organic Solar Cells with A Large Open-Circuit Voltage

Y. Tang, H. Sun,* Z. Wu, Y. Zhang, G. Zhang, M. Su, X. Zhou, X. Wu, W. Sun, X. Zhang, B. Liu, W. Chen, Q. Liao, H. Y. Woo,* and X. Guo*

Adv. Sci. 2019, 6(21), 1901773.

​Backbone Coplanarity Tuning of 1,4-Di(3-alkoxy-2-thienyl)-2,5-difluorophenylene Based Wide Bandgap Polymers for Efficient Organic Solar Cells Processed from Nonhalogenated Solvent

Q. Liao, K. Yang, J. Chen,* C. W. Koh, Y. Tang, M. Su, Y. Wang, Y. Yang, X. Feng, Z. He, H. Y. Woo,* X. Guo*

ACS Appl. Mater. Interfaces 2019, 11, 31119−31128.

​Eco-compatible solvent processed organic photovoltaic cells with over 16% efficiency

L. Hong, H. Yao,* Z. Wu, Y. Cui, T. Zhang, Y. Xu, R. Yu, Q. Liao, B. Gao, K. Xian, H. Y. Woo,* Z. Ge,*. J. Hou*

Adv. Mater. 2019, 31(39), 1903441.

Germinant ZnO nanorods as a charge-selective layer in organic solar cells

K. Ana*, J. Kim, M. A. Uddin, S. Rhee, H. Kim, K.-T. Kang, H. Y. Woo*, C. Lee*

Mater. Sci. Tech. 2019, in press.

Imide-Functionalized Heteroarene-Based n-Type Terpolymers Incorporating Intramolecular Noncovalent Sulfur∙∙∙Oxygen Interactions for Additive-Free All-Polymer Solar Cells

H. Sun, B. Liu, C. W. Koh, Y. Zhang, J. Chen, Y. Wang, P. Chen, B. Tu, M. Su, H. Wang, Y. Tang, Y. Shi, H. Y. Woo, X. Guo*

Adv. Funct. Mater. 2019, 29(42), 1903970.

30

Novel molecular triad exhibiting aggregation-induced emission and thermally activated fluorescence for efficient non-doped organic light-emitting diodes

H. J. Kim, S. K. Kim, M. Godumala, J. Yoon, C. Y. Kim, J.-E. Jeong, H. Y. Woo, J. H. Kwon, M. J. Cho*, D. H. Choi*

Chem. Commun. 2019, 55, 9475-9478.

Two-step Energy Transfer Dynamics in Conjugated Polymer and Dye-labeled Aptamer-based Potassium Ion Detection Assay

I. Kim, J.-E. Jeong, W. Lee, S. Park, H. Kim, Y.-D. Jho, H. Y. Woo, K. Kyhm*

Polymers 2019, 11, 1206. 

Dopant-Free Small Molecule Hole-transporting Material for Inverted Perovskite Solar Cells with Efficiency Exceeding 21%

Y. Wang, W. Chen, L. Wang, B. Tu, T. Chen, B. Liu, K. Yang, C. W. Koh, X. Zhang, H. Sun, G. Chen, X. Feng, H. Y. Woo, A. B. Djurišic´,* Z. He,* and X. Guo*

Adv. Mater. 2019, 31 (35), 1902781.

Achieving a High Fill Factor and Stability in Perylene Diimide-Based Polymer Solar Cells using the Molecular Lock Effect Between 4,4'-Bipyridine and a Tri(8-hydroxyquinoline)aluminum(Ⅲ) Core

G. Zhang, X. Xu, Y. W. Lee, H. Y. Woo,* Y. Li, Q. Peng*

Adv. Funct. Mater. 2019, 29(29), 1902079.

High-Performance Photomultiplication Photodiode with a 70-nm-Thick Active Layer Assisted by IDIC as an Efficient Molecular Sensitizer

D. K. Neethipathi, H. S. Ryu, M. S. Jang, S. Yoon, K. M. Sim, H. Y. Woo*, D. S. Chung*

ACS Appl. Mater. Interfaces 2019, 11, 21211-21217.

25

Ternary Organic Solar Cells with Small Nonradiative Recombination Loss

Y. Xie, T. Li, J. Guo, P. Bi, X. Xue, H. S. Ryu, Y. Cai, J. Min, L. Huo, X. Hao, H. Y. Woo*, X. Zhan, Y. Sun*

ACS Energy Lett. 2019, 4(5), 1196-1203.

Facile Synthesis of Polycyclic Aromatic Hydrocarbon (PAH) Based Acceptors with Fine-Tuned Optoelectronic Properties: Toward Efficient Additive-Free Nonfullerene Organic Solar Cells

Y. Wang, B. Liu, C. W. Koh, X. Zhou, H. Sun, J. Yu, K. Yang, H. Wang, Q. Liao, H. Y. Woo,* X. Guo*

Adv. Energy Mater. 2019, 9(24), 1803976.

Triimide-Functionalized n-Type Polymer Semiconductors Enabling All-Polymer Solar Cells with Power Conversion Efficiencies Approaching 9%

Y. Wang, Z. Yan, M. A. Uddin, X. Zhou, K. Yang, Y. Tang, B. Liu, Y. Shi, H. Sun, A. Deng, J. Dai, H. Y. Woo, X. Guo*

Sol. RRL 2019, 3(7), 1900107.

Conjugated Polymer Assisted Grain Boundary Passivation for Efficient Inverted Planar Perovskite Solar Cells

W. Chen, Y. Wang, G. Pang, C. W. Koh, A. B. Djurišic´,* Y. Wu, B. Tu, F. Liu, R. Chen, H. Y. Woo, X. Guo,* Z. He*

Adv. Funct. Mater. 2019, 29(27), 1808855. 

Conjugated Polyelectrolytes as Multifunctional Passivating and Hole-Transporting Layers for Efficient Perovskite Light-Emitting Diodes

S. Lee, C. H. Jang, T. L. Nguyen, S. H. Kim, K. M. Lee, K. Chang, S. S. Choi, S. K. Kwak*, H. Y. Woo*, M. H. Song*

Adv. Mater. 2019, 31, 1900067.

20

Heteroatom Substitution-Induced Asymmetric A-D-A Type Non-Fullerene Acceptor for Efficient Organic Solar Cells

C. Li, J. Song, Y. Cai, G. Han, W. Zheng, Y. Yi, H. S. Ryu, H. Y. Woo, Y. Sun*

J. Energy Mater. 2020, 40, 144-150.

Improved Photovoltaic Performance of a Nonfullerene Acceptor Based on a Benzo[b]thiophene Fused End Group with Extended p-Conjugation

K. Yang, Q. Liao, C. W. Koh, J. Chen, M. Su, X. Zhou, Y. Tang, Y. Wang, Y. Zhang, H. Y. Woo*, X. Guo*

J. Mater. Chem. A 2019, 7, 9822-9830.

Cyano-Substituted Head-to-Head Polythiophenes: Enabling High-Performance n-Type Organic Thin-Film Transistors

H. Wang, J. Huang, M. A. Uddin, B. Liu, P. Chen, S. Shi, Y. Tang, G. Xing, S. Zhang*, H. Y. Woo*, H. Guo*, X. Guo*

ACS Appl. Mater. Interfaces 2019, 11(10), 10089-10098.

Head-to-Head Linked Dialkylbifuran-Based Polymer Semiconductors for High-Performance Organic Thin-Film Transistors with Tunable Charge Carrier Polarity

S. Shi, H. Wang, M. A. Uddin, K. Yang, M. Su, L. Bianchi, P. Chen, X. Cheng, H. Guo*, S. Zhang, H. Y. Woo*, X.  Guo*

Chem. Mater. 2019, 31(5), 1808-1817.

High-Performance All-Polymer Solar Cells Enabled by a n-Type Polymer Based on a Fluorinated Imide-Functionalized Arene

H. Sun, Y. Tang, C. W. Koh, S. Ling, R. Wang, K. Yang, J. Yu, Y. Shi, Y. Wang, H. Y. Woo, X. Guo*

Adv. Mater. 2019, 31 (15), 1807220.

15

Ternary Organic Solar Cells Based on Two Compatible PDI-based Acceptors with Enhanced Power Conversion Efficiency

K. Weng, C. Li, P. Bi, H. S. Ryu, Y. Guo, X. Hao, D. Zhao, W. Li*, H. Y. Woo, Y. Sun*

J. Mater. Chem. A 2019, 7, 3552-3557.

Ultra-thick semi-crystalline photoactive donor polymer for efficient indoor organic photovoltaics

S.-C. Shin, C. W. Koh, P. Vincent , J. S. Goo , J.-H. Bae, J.-J. Lee, C. Shin, H. Kim *, H. Y. Woo*, J. W. Shim*

Nano Energy, 2019, 58, 466-475.

Fluorobenzotriazole (FTAZ)‐Based Polymer Donor Enables Organic Solar Cells Exceeding 12% Efficiency

Z. Liao, Y. Xie, L. Chen,Y. Tan, S. Huang, Y. An, H. S. Ryu, X. Meng, X. Liao, B. Huang, Q. Xie, H. Y. Woo, Y. Sun*, Y. Chen*

Adv. Funct. Mater. 2019, 29, 1808828.

Insertion of chlorine atoms onto π-bridges of conjugated polymer enables improved photovoltaic performance

L. Ye, Y. Xie, K. Weng, H. S. Ryu, C. Li, Y. Cai, H. Fu, D. Wei, H. Y. Woo, S. Tan*, Y. Sun*

Nano Energy 2019, 58, 220-226.

Influence of Backbone Modification of Difluoroquinoxaline-based Copolymers on the Interchain Packing, Blend Morphology and Photovoltaic Properties in Nonfullerene Organic Solar Cells

Y. Li, M. Kim, Z. Wu, C. Lee, Y. W. Lee, J.-W Lee, Y. J. Lee, E. Wang, B. J. Kim*, H. Y. Woo*

J. Mater. Chem. C 2019, 7, 1681-1689.

10

Dithienothiapyran: An Excellent Donor Block for Building High-Performance Copolymers in Non-Fullerene Polymer Solar Cells

M. Deng, X. Xu, Y. W. Lee, H. Y. Woo*, Z. Bi, W. Ma*, Y. Li, Q. Peng*

ACS Appl. Mater. Interfaces 2019, 11(3), 3308-3316.

Asymmetric Selenophene-Based Non-Fullerene Acceptors for High-Performance Organic Solar Cells

C. Li, T. Xia, J. Song, H. Fu, H. S. Ryu, K. Weng, L. Ye, H. Y. Woo*, Y. Sun*

J. Mater. Chem. A. 2019, 7, 1435-1441. 

Backbone Conformation Tuning of Carboxylate-Functionalized Wide Band Gap Polymers for Efficient Non-fullerene Organic Solar Cells

J. Chen, L. Wang, J. Yang, K. Yang, M. A. Uddin, Y. Tang, X. Zhou, Q. Liao, J. Yu, B. Liu, H. Y. Woo*, X. Guo*

Macomolecules 2019, 52(1), 341-353. 

Variable-temperature resonance Raman studies to probe interchain ordering for semiconducting conjugated polymers with different chain curvature

J. J. Sutton, T. L. Nguyen, H. Y. Woo, K. C. Gordon*

Chem. Asian J. 2019, in press.

Regioisomeric Wide-Band-Gap Polymers with Different Fluorine Topologies for Non-Fullerene Organic Solar Cells

Y. Li, J.-W. Lee, M. Kim, C. Lee, Y. W. Lee, B. J. Kim*, H. Y. Woo*

Poly. Chem. 2019, 10, 395 – 402.

5

Phthalimide-Based High Mobility Polymer Semiconductors for Efficient Nonfullerene Solar Cells with Power Conversion Efficiencies over 13%

J. Yu, P. Chen, C. W. Koh, H. Wang, K. Yang, X. Zhou, B. Liu, Q. Liao, J. Chen, H. Sun, H. Y. Woo, S. Zhang, X. Guo*

Adv. Sci. 2019, 6, 1801743.

Semitransparent FAPbI3-xBrx perovskite solar cells stable under simultaneous damp heat (85 oC/85%) and 1 sun light soaking

J. H. Heo, Y. K. Choi, C. W. Koh, H. Y. Woo*, S. H. Im*

Adv. Mater. Tech. 2019, 4, 1800390.

Fluorine Substituted Bithiophene Imide-Based n-Type Polymer Semiconductor for High-Performance Organic Thin-Film Transistors and All-Polymer Solar Cells

H. Sun, Y. Tang, H. Guo, M. A. Uddin, S. Ling, R. Wang, Y. Wang, X. Zhou, H. Y. Woo, X. Guo*

Sol. RRL 2019, 3(2), 1800265.

High-Performance Eight-Membered Indacenodithiophene-Based Asymmetric A-D-A Type Non-Fullerene Acceptors

C. Li, J. Song, L. Ye, C. Koh, K. Weng, H. Fu, Y. Cai, Y. Xie, D. Wei, H. Y. Woo,* and Y. Sun*

Sol. RRL 2019, 3(1), 1800246.

1

2-(Benzothiazol-2-yl)pyren-1-ol, a new excited state intramolecular proton transfer-based fluorescent sensor for nitroaromatic compounds

Y. Hu, J. F. Joung, J.-E. Jeong, Y. Jeong, H. Y. Woo, Y. She, S. Park*, J. Yoon*

Sensors and Actuators B: Chemical 2019, 280, 298-305.

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