Full list

2024

[35] Optimization of hierarchical textured PDMS film with wide-angle broadband anti-reflection for light trapping in solar cells

• Hanbin Lee, Sangmin Chae, Ahra Yi, Vasanthan Devaraj, Jin-Woo Oh, In Hwa Cho, Hyo Jung Kim* 

Chemical Engineering Journal, 2024, 502, 157155 ( DOI : 10.1016/j.cej.2024.157155 ) 

[34] Beyond molecular structure: critically assessing machine learning for designing organic photovoltaic materials and devices

• Martin Seifrid†, Stanley Lo†, Dylan Gregory Choi, Gary Tom, My Linh Le, Kunyu Li, Rahul Sankar, Hoai-Thanh Vuong, Hiba Wakidi, Ahra Yi, Ziyue Zhu, Nora Schopp, Aaron Peng, Benjamin Luginbuhl, Thuc-Quyen Nguyen*, Alán Aspuru-Guzik* 

• Journal of Materials Chemistry A, 2024, 12, 14540-14558 ( DOI : 10.1039/D4TA01942C ) 

[33] Ultralow Dark Current in Near-infrared Organic Photodetector via Crosslinked Conjugated Polyelectrolyte Hole Transporting Layer

• Hoang Mai Luong†, Sangmin Chae†, Ahra Yi, Jirat Chatsirisupachai, Brian Minki Kim, Yuxiang Wan, Vinich Promarak, Hyo Jung Kim, and Thuc-Quyen Nguyen* 

• Matter, 2024, 7, 1–17 ( DOI : 10.1016/j.matt.2024.05.010 ) 

[32] Room-Temperature Processed Perovskite Solar Cells Surpassing 24% Efficiency

• Ahra Yi†, Sangmin Chae†, Hoang Mai Luong, Sung Hun Lee, Hanbin Lee, Haeun Yoon, Do–Hyung Kim*, Hyo Jung Kim*, Thuc-Quyen Nguyen* 

• Joule, 2024, 8, 1–18 ( DOI : 10.1016/j.joule.2024.04.002 ) 

• Cover Article 

[31] Air-Stable Perylene Diimide Trimer Material for N-Type Organic Electrochemical Transistors

• Tung Nguyen-Dang, Si Tong Bao, Chokchai Kaiyasuan, Kunyu Li, Sangmin Chae, Ahra Yi, Syed Joy, Kelsey Harrison, Jae Young Kim, Francesca Pallini, Luca Beverina, Kenneth R. Graham, Colin Nuckolls, Thuc-Quyen Nguyen* 

• Advanced Materials, 2024, 2312254 ( DOI : 10.1002/adma.202312254 ) 

[30] Highly-Sensitive Resonance-Enhanced Organic Photodetectors for Shortwave Infrared Sensing

• Hoang Mai Luong†, Chokchai Kaiyasuan, Ahra Yi, Sangmin Chae, Brian Minki Kim, Patchareepond Panoy, Hyo Jung Kim, Vinich Promarak, Yasuo Miyata, Hidenori Nakayama, Thuc-Quyen Nguyen* 

• ACS Energy Letter, 2024, 9, 4, 1446–1454 ( DOI : 10.1021/acsenergylett.3c02296 ) 

2023

[29]  High‐Performance Wearable Organic Photodetectors by Molecular Design and Green Solvent Processing for Pulse Oximetry and Photoplethysmography

• Zhifang Du†, Hoang Mai Luong, Sina Sabury, Austin L Jones, Ziyue Zhu, Patchareeporn Panoy, Sangmin Chae, Ahra Yi, Hyo Jung Kim, Steven Xiao, Viktor V Brus, GN Manjunatha Reddy*, John R Reynolds*, Thuc‐Quyen Nguyen* 

• Advanced Materials, 2023, 2310478 ( DOI : 10.1002/adma.202310478 )

[28]  Impact of Molecular Weight on the Ionic and Electronic Transport of Self‐Doped Conjugated Polyelectrolytes Relevant to Organic Electrochemical Transistors

• Sangmin Chae†, Tung Nguyen‐Dang, Jirat Chatsirisupachai, Ahra Yi, Ricardo Javier Vázquez, Glenn Quek, Vinich Promarak, Hyo Jung Kim, Guillermo C Bazan*, Thuc‐Quyen Nguyen* 

• Advanced Functional Materials, 2023, 2310852 ( DOI : 10.1002/adfm.202310852 )

[27]  Green-Solvent-Processed High-Performance Broadband Organic Photodetectors

• Jianfei Huang†, Hoang Mai Luong, Jaewon Lee, Sangmin Chae, Ahra Yi, Zhong-Ze Qu, Zhifang Du, Dylan G Choi, Hyo Jung Kim, Thuc-Quyen Nguyen* 

• ACS Applied Materials & Interfaces, 2023, 15, 31, 37748–37755  ( DOI : 10.1021/acsami.3c09391 )

[26]  Additive-free molecular acceptor organic solar cells processed from a biorenewable solvent approaching 15% efficiency

• Zhifang Du†, Hoang Mai Luong, Sina Sabury, Pattarawadee Therdkatanyuphong, Sangmin Chae, Claire Welton, Austin L Jones, Junxiang Zhang, Zhengxing Peng, Ziyue Zhu, Sadisha Nanayakkara, Veaceslav Coropceanu, Dylan G Choi, Steven Xiao, Ahra Yi, Hyo Jung Kim, Jean-Luc Bredas, Harald Ade, GN Manjunatha Reddy*, Seth R Marder*, John R Reynolds*, Thuc-Quyen Nguyen*

• Materials Horizons, 2023,10, 5564-5576 ( DOI : 10.1039/D3MH01133J )

[25] Impact of Thermal Stress on Device Physics and Morphology in Organic Photodetectors

• Hoang Mai Luong†, Sangmin Chae, Ahra Yi, Kan Ding, Jianfei Huang, Brian Minki Kim, Claire Welton, Jingcong Chen, Hiba Wakidi, Zhifang Du, Hyo Jung Kim, Harald Ade, GN Manjunatha Reddy*, Thuc-Quyen Nguyen*

• ACS Energy Letters, 2023, 8, 5, 2130–2140 ( DOI : 10.1021/acsenergylett.3c00272 )

• Inside Cover Article 

[24] Side-chain engineering of self-doped conjugated polyelectrolytes for organic electrochemical transistors

• Luana Llanes†, Alexander T Lill†, Yangyang Wan, Sangmin Chae, Ahra Yi, Tung Nguyen-Dang, Hyo Jung Kim, Lior Sepunaru, Javier Read de Alaniz, Gang Lu, Guillermo C Bazan*, Thuc-Quyen Nguyen*

• Journal of Materials Chemistry C, ( DOI : 10.1039/D3TC00355H )

2022

[23] Perovskite solar cells on Sn-doped In2O3 electrodes with artificially controlled (222) preferred orientation

• Hae-Jun Seok†, Ahra Yi, Hanbin Lee, Hyo Jung Kim, Han-Ki Kim*

• Journal of Power Sources, Volume 551, 15 December 2022, 232198 ( DOI : 10.1016/j.jpowsour.2022.232198 )

[22] Simple Approach to the Highly Efficient and Cost-Effective Inverted Perovskite Solar Cells via Solvent-Engineered Electron-Transporting Layers of Fullerene

• Ahra Yi†, Sangmin Chae†, Haeun Yoon, Hyo Jung Kim*  

• ACS Sustainable Chemistry & Engineering, 2022, 10, 49, 16440–16449 ( DOI : 10.1021/acssuschemeng.2c05812 )

[21] Unraveling Device Physics of Dilute-Donor Narrow-Bandgap Organic Solar Cells with Highly Transparent Active Layers

• Nora Schopp†, Gulnur Akhtanova, Patchareepond Panoy, Alexandr Arbuz, Sangmin Chae, Ahra Yi, Hyo Jung Kim, Vinich Promarak, Thuc‐Quyen Nguyen*, Viktor V Brus*  

• Advanced Materials, 2022, 34, 2203796  ( DOI : 10.1002/adma.202203796 )

• Inside Cover Article 

[20]  Efficient Fabrication of Organic Electrochemical Transistors via Wet Chemical Processing

• Tung Nguyen-Dang†, Sangmin Chae, Kelsey Harrison, Luana C Llanes, Ahra Yi, Hyo Jung Kim, Shantonu Biswas, Yon Visell, Guillermo C Bazan, Thuc-Quyen Nguyen* 

• ACS Applied Materials & Interfaces 2022, 14, 10, 12469–12478  ( DOI : 10.1021/acsami.1c23626 )

[19]  Texturing of polydimethylsiloxane surface for anti-reflective films with super-hydrophobicity in solar cell application

• Hanbin Lee†, Ahra Yi, JaeGyeong Choi, Doo-Hyun Ko, Hyo Jung Kim*

• Applied Surface Science, Volume 584, May 2022, 152625 ( DOI : 10.1016/j.apsusc.2022.152625 )

[18]  Resolving Atomic‐Scale Interactions in Nonfullerene Acceptor Organic Solar Cells with Solid‐State NMR Spectroscopy, Crystallographic Modelling, and Molecular Dynamics Simulations

• Benjamin R. Luginbuhl†, Parth Raval, Tomasz Pawlak, Zhifang Du, Tonghui Wang, Grit Kupgan, Nora Schopp, Sangmin Chae, Sangcheol Yoon, Ahra Yi, Hyo Jung Kim, Veaceslav Coropceanu, Jean‐Luc Brédas, Thuc‐Quyen Nguyen*, GN Manjunatha Reddy*

• Advanced Materials, 2022, 34, 2105943 ( DOI : 10.1002/adma.202105943 )

2021

[17]  Insights into the Structural and Morphological Properties of Layer-by-Layer Processed Organic Photovoltaics

• Ahra Yi†, Sangmin Chae, Haeun Yoon, Hyo Jung Kim*

• ACS Applied Materials & Interfaces, 2021, 13, 50, 60288–60298 ( DOI : 10.1021/acsami.1c18952 )

[16] Synergistic Effect of Codoped Nickel Oxide Hole–Transporting Layers for Highly Efficient Inverted Perovskite Solar Cells

• Ahra Yi†, Sangmin Chae†, Hanbin Lee, Sung Hun Lee, Do–Hyung Kim*, Hyo Jung Kim*

• Solar RRL, 2021, 5 , 2100243 ( DOI : 10.1002/solr.202100243 )

• Inside Cover Article 

[15] Transition of the NiOx Buffer Layer from a p-Type Semiconductor to an Insulator for Operation of Perovskite Solar Cells

• Hae-Jun Seok†, Jin-Hyeok Park, Ahra Yi, Hanbin Lee, Joohoon Kang, Hyo Jung Kim, Han-Ki Kim* 

• ACS Applied Energy Materials, 2021, 4, 6, 5452–5465 ( DOI : 10.1021/acsaem.1c00049 )

[14] Hydrophobic stretchable polydimethylsiloxane films with wrinkle patterns prepared via a metal‐assisted chemical etching process using a Si master mold

• Hanbin Lee†, Sangmin Chae†, Ahra Yi, Hyo Jung Kim* 

• Journal of Applied Polymer Science, 2021;138:e50398 ( DOI : 10.1002/app.50398 )

[13] Nonfullerene Small Molecules‐Enabled High‐Performance Organic Photovoltaics for Indoor Energy Harvesting

• Chihyung Lee†, Ahra Yi, Hyo Jung Kim, Minwoo Nam*, Doo-Hyun Ko* 

• Advanced Energy and Sustainability Research, 2021, 2, 2100041, 105182 ( DOI : 10.1002/aesr.202100041 )

2020

[12] Roll-transferred graphene encapsulant for robust perovskite solar cells

• Ahra Yi†, Sangmin Chae†, Sejeong Won†, Hyun-June Jung, In Hwa Cho, Jae-Hyun Kim, Hyo Jung Kim* 

• Nano Energy, Volume 77, November 2020, 105182 ( DOI : 10.1016/j.nanoen.2020.105182 )

2019

[11] Molecular engineering of a conjugated polymer as a hole transporting layer for versatile p–i–n perovskite solar cells 

• Sangmin Chae†, Ahra Yi†, Hyo Jung Kim* 

• Materials Today Energy 14, 100341 ( DOI : 10.1016/j.mtener.2019.100341 )

[10] Alkyl Conformation and π–π Interaction Dependent on Polymorphism in the 1, 8-Naphthalimide (NI) Derivative 

• Kukhyun Jo, Siwoo Lee, Ahra Yi, Tae-Yeol Jeon, Hyun Hwi Lee*, Dohyun Moon*, Dongmin M Lee, Jiyoung Bae, Seung-Tae Hong, Jinhwa Gene, Seung Geol Lee*, Hyo Jung Kim* 

• ACS Omega 2019, 4, 22, 19705-19709 ( DOI : 10.1021/acsomega.9b02377 )

• Inside Front Cover Article 

[9] The synergistic effect of cooperating solvent vapor annealing for high-efficiency planar inverted perovskite solar cells 

• Ahra Yi†, Sangmin Chae†, Hanbin Lee, Hyo Jung Kim* 

• Journal of Materials Chemistry A 7 (48), 27267-27277 (DOI : 10.1039/C9TA08791E  )

• Back Cover Article 

[8] Syntheses and optical, electrochemical, and photovoltaic properties of polymers with 6‐(2‐thienyl)‐4H‐thieno[2,3‐b]indole with a variety of electron‐deficient units

• Juae Kim†, Sangmin Chae†, Ahra Yi, Seungyeon Hong, Hyo Jung Kim*, Hongsuk Suh* 

• Journal of Applied Polymer Science 136 (23), 47624 ( DOI : 10.1002/app.47624 )

2018

[7] Characterization of push-pull type of conjugated polymers containing 8H-thieno [2, 3-b] indole for organic photovoltaics 

• Juae Kim†, Sangmin Chae†, Ahra Yi, Seungyeon Hong, Hyo Jung Kim*, Hongsuk Suh* 

• Synthetic Metals 245, 267-275 ( DOI : 10.1016/j.synthmet.2018.09.018 )

[6] Syntheses and Properties of Semiconducting Polymers Based on Pyrimidine Series Substituted with Thiazolo-Pyridine 

• Juae Kim†, Sangmin Chae†, Ahra Yi, Minji Kim, Hyo Jung Kim*, Hongsuk Suh*

• Macromolecular Research 26 (5), 438-445  ( DOI : 10.1007/s13233-018-6063-7 )

• Front Cover Article 

[5] Manipulating the crystal structure of a conjugated polymer for efficient sequentially processed organic solar cells

• Ahra Yi†, Sangmin Chae†, Seungyeon Hong, Hyun Hwi Lee, Hyo Jung Kim* 

• Nanoscale 10 (45), 21052-21061 ( DOI : 10.1039/C8NR05407J )

• Back Cover Article 

[4] Laser-induced orientation transformation of a conjugated polymer thin film with enhanced vertical charge transport 

• Sangmin Chae†, Ahra Yi, Hyun Hwi Lee*, Jiyeon Choi*, Hyo Jung Kim* 

• Journal of Materials Chemistry C 6 (35), 9374-9382 ( DOI : 10.1039/C8TC02393J )

• Back Cover Article 

2017

[3] Favorable Face‐on Orientation of a Conjugated Polymer on Roll‐to‐Roll‐Transferred Graphene Interface 

• Sangmin Chae†, Kuk Hyun Cho, Sejeong Won, Ahra Yi, Jiyeon Choi, Hyun Hwi Lee, Jae‐Hyun Kim*, Hyo Jung Kim* 

• Advanced Materials Interfaces 4 (23), 1701099 ( DOI : 10.1002/admi.201701099 )

• Back Cover Article 

[2] Using femtosecond laser irradiation to enhance the vertical electrical properties and tailor the morphology of a conducting polymer blend film 

• Sangmin Chae†, Ahra Yi, Cheolmin Park, Won Seok Chang, Hyun Hwi Lee*, Jiyeon Choi*, Hyo Jung Kim*

• ACS Appl. Mater. Interfaces 2017, 9, 29, 24422-24427 ( DOI : 10.1021/acsami.7b05937 )

[1] Syntheses and photovoltaic properties of 6-(2-thienyl)-4H-thieno[3,2-b]indole based conjugated polymers containing fluorinated benzothiadiazole

• Ina Jeong†, Sangmin Chae†, Ahra Yi, Juae Kim, Ho Hwan Chun, Jung Hyeong Cho, Hyo Jung Kim*, Hongsuk Suh* 

• Polymer 109, 115-125 ( DOI : 10.1016/j.polymer.2016.12.040)