2021 ~

 2.  Jian Cheng Bi, Jun-Young Park, Seungwon Lee, Seonghyeon Park, Junbeom Song, Ji-Sung Lee, Kyo-Cheol Kang, Kisu Kim, Dogi Lim, Young Wook Park*, and Byeong Kwon, Ju*

"TiO2-Nanoparticle-Embedded Thin-Film Encapsulation for Blue Thermally Activated Delayed Fluorescence Top-Emitting Organic Light-Emitting Devices"

ACS Applied Materials & Interfaces, 2025, 17(8), 12639 

https://doi.org/10.1021/acsami.4c19977 

 1.  Jian Cheng Bi, Kyo-Cheol Kang, Jun-Young Park, Junbeom Song, Ji-Sung Lee, Hyejung Lim, Young Wook Park*, and Byeong Kwon, Ju*

"Enhancement of Light Extraction Efficiency Using Wavy-Patterned PDMS Substrates"

Nanomaterials, 2025, 15, 198

https://doi.org/10.3390/nano15030198

 2.  Jun-Young Park, Seungwon Lee, Jian Cheng Bi, Ji-Sung Lee, Young Hyun Hwang, Byeongwoo Kang, Jiwon Seok, Seonghyeon Park, Dogi Lim, Young Wook Park*, and Byeong Kwon, Ju*

"Selective Enhancement of Viewing Angle Characteristics and Light Extraction Efficiency of Blue Thermally Activated Delayed Fluorescence Organic Light-Emitting Diodes through an Easily Tailorable Si3N4 Nanofiber Structure"

ACS Applied Materials & Interfaces, 2024, 16, 27566

https://doi.org/10.1021/acsami.4c00240 

 1.  Seonghyeon Park, Byeongwoo Kang, Seungwon Lee, Jian Cheng Bi, Jaewon Park, Young Hyun Hwang, Jun-Young Park, Ha Hwang, Young Wook Park*, and Byeong Kwon, Ju*

"Hollow Microcavity Electrode for Enhancing Light Extraction"

Micromachines, 2024, 15, 328

https://doi.org/10.3390/mi15030328

 6.  Geun Su Choi, Shin Woo Kang, Eun Jeong Bae, Byeong-Kwon Ju* and Young Wook Park*

"A morphological study of random nanostructured external light extraction layers for enhancing optical characteristics of OLEDs"

Journal of Materials Chemistry C, 2023, 11(41), 14307-14315

https://doi.org/10.1039/d3tc02334f

 5.  Eun-Bi Jang†, Geun-Su Choi†, Eun-Jeong Bae, Byeong-Kwon Ju* and Young-Wook Park*

"Doping-Free Phosphorescent and Thermally Activated Delayed Fluorescent Organic Light-Emitting Diodes with an Ultra-Thin Emission Layer"

Nanomaterials, 2023, 13, 2366   

https://doi.org/10.3390/nano13162366

 4.  Shin-Woo Kang†, Eun-Jeong Bae†, Young-Wook Park* and Byeong-Kwon Ju*

"Highly Efficient Ultra-Thin EML Blue PHOLEDs with an External Light-Extraction Diffuser"

Nanomaterials, 2023, 13, 2357

https://doi.org/10.3390/nano13162357

 3.  Geun-Su Choi, Eun-Jeong Bae, Byeong-Kwon Ju* and Young-Wook Park*

"Enhancing Light Extraction Efficiency in OLED Using Scattering Structure-Embedded DMD-Based Transparent Composite Electrodes"

Nanomaterials, 2023, 13, 2253

https://doi.org/10.3390/nano13152253 

 2.  Eun-Jeong Bae†, Yeon-Sik Kim†, Geun-Su Choi, Byeong-Kwon Ju*, Dong-hyun Baek*

"Fabrication of Flexible PDMS Films with Micro-Convex Structure for Light Extraction from Organic Light-Emitting Diodes"

Nanomaterials, 2023, 13, 2216

https://doi.org/10.3390/nano13152216 

1. Seungwon Lee, Jun Young Park, Jae Won Park, Jian Cheng Bi, Byeong Woo Kang, Young Hyun Hwang, Ji Won Seok, Young Wook Park*, ByeongKwon Ju* 

"Enhancement of Light Extraction Efficiency and Suppression of Roll‐Off Characteristics of Thermally Activated Delayed Fluorescence Organic Light‐Emitting Diodes by Inserting Nanoscale Pixel‐Defining Layer"

Advanced Electronic Materials, 2023, 9(4), 2201264

https://doi.org/10.1002/aelm.202201264 

6. Cheol Shin, Seungwon Lee, Kwang Wook Choi, Young Hyun Hwang, Young Wook Park*, ByeongKwon Ju* 

"Enhancing the optical performance of organic light-emitting diodes using nanoscale random rubbed structure"

Nanomaterials and Nanotechnology, 2022, 12, 18479804221132983 

https://doi.org/10.1177/18479804221132983 

5.  Eun Jeong Bae, Jong Woo Kim, ByeongKwon Ju, Dong Hyun Baek*, Young Wook Park*

"Flexible external light extraction in organic light-emitting diodes by porous PDMS film fabricated by high-pressure steam process"

Organic Electronics , 2022, 108, 106575

https://doi.org/10.1016/j.orgel.2022.106575

4.  Eun Jeong Bae, Hyeong Kyu Maeng, Ji Soo Shin, Dong Wook Park, Young Wook Park*, Dong Hyun Baek*

"Micro-Sphere PDMS for Enhancing Light Extraction in Organic Light-Emitting Devices"

Nanomaterials , 2022, 4(12), 2007

https://doi.org/10.3390/nano12122007

3.  Geun Su Choi, Shin Woo Kang, Eun Jeong Bae, Eun Bi Jang, Dong Hyun Baek, ByeongKwon Ju*,  Young Wook Park* 

"A Simple Method for Fabricating an External Light Extraction Composite Layer with RNS to Improve the Optical Properties of OLEDs"

Nanomaterials , 2022, 4(9), 1430

https://doi.org/10.3390/nano12091430

2.  Eun Jeong Bae, Shin Woo Kang, Geun Su Choi, Eun Bi Jang, Dong Hyun Baek*, Byeong Kwon Ju*,  Young Wook Park *

"Enhanced Light Extraction from Organic Light-Emitting Diodes with Micro-Nano Hybrid Structure"

Nanomaterials , 2022, 7(12)

https://doi.org/10.3390/nano12081266 

1.  Cheol Shin, Seungwon Lee, Kwang Wook Choi, Young Hyun Hwang, Young Wook Park*, ByeongKwon Ju* 

"Random rubbed structure for enhanced light extraction in organic light-emitting diodes"

Journal of Luminescence , 2022, 343, 118670

https://doi.org/10.1016/j.jlumin.2021.118670

1. Shin Woo Kang, Dong Hyun Baek, Byeong Kwon Ju*, Young Wook Park*

"Color Tuning of 2-Color Based White Organic Light-Emitting Diodes with Undoped Ultra-Thin Emission Layer"

Journal of Nanoscience and Nanotechnology, 2021, 21(8), 4179-4184

https://doi.org/10.1166/jnn.2021.19380

2. Geun Su Choi, Shin Woo Kang, Dong Hyun Baek, Tae Keun Kwak, Byeong Kwon Ju*, Young Wook Park* 

"The Effects of the Rotational Speed of the Deposition Substrate on the Morphological and Current Injection Characteristics of LiF Thin Films"

Journal of Nanoscience and Nanotechnology, 2021, 21(8), 4208-4211

https://doi.org/10.1166/jnn.2021.19384

3. Geun Su Choi, Dong Hyun Baek*, Young Wook Park* 

"Organic Thin-Film Characteristics Modulated by Deposition Substrate Rotation Speed and the Effect on Organic Light-Emitting Diodes"

Journal of Nanoscience and Nanotechnology, 2021, 21(8), 4185-4191

https://doi.org/10.1166/jnn.2021.19383

4. Eun Jeong Bae, Dong Hyun Baek*, Young Wook Park*

"Characteristics of Self-Nanostructured Growth of 4, 6-Bis (3, 5-di (pyridin-3-yl) phenyl)-2-Methylpyrimidine (B3PyMPM)"

Journal of Nanoscience and Nanotechnology, 2021, 21(8), 4212-4215

https://doi.org/10.1166/jnn.2021.19385 

5. Shin Woo Kang, Dong Hyun Baek*, Byeong Kwon Ju*, Young Wook Park* 

"Green phosphorescent organic light-emitting diode exhibiting highest external quantum efficiency with ultra-thin undoped emission layer"

Scientific reports, 2021, 11(1), 8436

https://doi.org/10.1038/s41598-021-86333-9

6. Kwang Wook Choi, Cheol Shin, Sung Woo Jun, Soo Jong Park, Yoo Ji Hwang, Jin Ho Kwak, Young Wook Park, Jong Woong Kim*, Byeong Kwon Ju*

"Solution process manufacture of a simple, multifunctional flexible sensor based on capacitance measurement"

Nanotechnology, 2021, 32(26), 265503

https://doi.org/10.1088/1361-6528/abed73

7. Soo Jong Park, Kwang Wook Choi, Young Wook Park*, Byeong Kwon Ju*

"Mixed-host engineering of blue thermally activated delayed fluorescence devices for enhanced efficiency and suppressed efficiency roll-off"

Optical Materials, 2021, 113, 110879

https://doi.org/10.1016/j.optmat.2021.110879

8. Seon Ju Kim, Jun Hee Choi, Young Wook Park*, Byeong Kwon Ju*

"Enhanced light extraction efficiency and viewing angle characteristics of microcavity OLEDs by using a diffusion layer"

Scientific reports, 2021, 11(1), 3430

https://doi.org/10.1038/s41598-021-82753-9 

9. Dong Hyun Baek, Ha Chul Jung,  Jeong Hun Kim, Young Wook Park, Dae Wook Kim, Ho Seob Kim, Seung joon Ahn, Young Jin Kim*

"Effect of viscosity on the formation of porous polydimethylsiloxane for wearable device applications"

Molecules, 2021, 26(5), 1471

https://doi.org/10.3390/molecules26051471