Journal

[2-81], Sandu Nagaraju, K.Ramesh Reddy, Neelakandan Vidhya Lakshmi, Durai Karthik*, Seung Yoon Ryu,  Ezhakudiyan Ravindran*, "Pendant Substitution of a Functionalized Benzothiadiazole-Based Single Polymer for White Organic Light-Emitting Diodes" ACS Applied Optical Materials , (2025) [pdf][supporting]

[1-80], Insung Ha, Hyun Woo Cho, Hyung Joo Lee, Ezhakudiyan Ravindran, P.Justin Jesuraj, Jae Woo Lee, Chang Min Lee*, Chul Hoon Kim* Seung Yoon Ryu* "Exploring the Origin of Emission in TAPC:Electron Transport Layer Based Exciplex Devices" Advanced Optical Materials , (2025) (2403378) [pdf][supporting]

[7-79], T. Susikumar, P.Justin Jesuraj*, M.Navaneethan, A. Dennyson Savariraj, Chang Min Lee, Seung Yoon Ryu* "Promoting Nickel-Iron layered double hydroxide via In-situ sulfur doping  for efficient bifunctional electrocatalysis and energy storage applications" Surfaces and Interfaces , (2024) (105448) [pdf][supporting]

[6-78] G.John, Harshavardhan Mohan, M. Navaneethan, Seung Yoon Ryu, Byung-Taek Oh, P.Justin Jesuraj* "Harnessing multifunctional antimony doped Tin (IV) sulfide nanosheets for chlorpyrifos degradation and hydrogen evolution " Chemial Engineering Journal , (2024) (157067) [pdf][supporting]

[5-77]Sivaraman Somasundaram,  P. Justin Jesuraj*, Paramasivam Mahalingavelar,  Chang Min Lee, Vachan B.S, Insung Ha, Seung Yoon Ryu* and Sanghuyk Park "Role of electron withdrawing moieties in phenoxazine–oxadiazole-based donor–acceptor compounds towards enriching TADF emission " ,Journal of Photochemistry & Photobiology, A: Chemistry , (2024) (115925) [pdf][supporting]

[4-76] P. Justin Jesuraj*, G.John, M.Navaneethan, Chang Min Lee, Jeongho Mun, Yong-Cheol Kang and Seung Yoon Ryu* "Exploring the bifunctional electrocatalytic activity of tin sulfide decorated manganese iron oxide in alkaline and urea contaminated water" , Inorganic Chemisrty Communication, (2024) (112686) [pdf][supporting]

[3-75]Chang Min Lee, Hyun Jae Lee, Tae Wook Kim,  Insung Ha, P. Justin Jesuraj*, Chul Hoon Kim*, Kiseok Heo, Jae Woo Lee and Seung Yoon Ryu*"Operando analysis for understanding the parasite exciton dynamics in blue phosphorescent OLEDs using electrically pumped spectroscopy", Cell Reports Physical Science, (2024) (101901) [pdf][supporting]

[2-74]Keum-Jin Ko, Hyun Woo Cho, Hock Beng Lee,  P. Justin Jesuraj, Jae-Wook Kang*, Seung Yoon Ryu*"Indium-free, highly flexible semi-transparent organic light-emitting diodes featuring MoO3/Au/MoO3 multilayer anode and cathode", Organic Electronics, (2024) (107022) [pdf][supporting]

[1-73]Sangsu Kim, Chang Min Lee, Syed Hamad Ullah Shah, Myung-Chul Jung, Sang Geul Lee, Chul Hoon Kim, Hyun Jae Lee, Chansun Park, Jung-Yeol Yeom,  Seung Yoon Ryu*, Hyujung Kim, Hochun Park, Won-Young Jeong , and Shinhaeng Cho*"Radiation Tolerance of Organohalide-Based Perovskite Solar Cells under 6 MeV Electron Beam Irradiation ", The Journal of Physical Chemistry C, (2024) (128, 885-893) [pdf][supporting]

[3-72]Chang Min Lee, Yeong Beom Kim, Subrata Sarker, Dong Hyun Kim, Tae Wook Kim, Syed Hamad Ullah shah, Hyun Woo Cho, Tae-Sung Bae, Seung Min Yu,  Yong-Cheol Kang, Sangmin Han,  P,Justin Jesuraj*, Keum-Jin Ko*, MyungKwan Song, Chang-Su Kim and Seung Yoon Ryu*,"The Role of the Bottom Oxide Layer in Oxide-Metal-Oxide(OMO) Electrode for Stretchable Organic Light-Emitting Diodes ", Advanced Materials Interfaces, (2023) (2300652) [pdf][supporting]

[2-71]Chang Min Lee, Syed Hamad Ullah Shah, Kum-Jin Ko, Dong Hyun Kim, Tae Wook Kim, Hyun Woo Cho, Yeong Beom Kim, Jae Woo Lee, Kiseok Heo, Chul Hoon Kim, Hyun Jae Lee, Gyudo Lee, Seokbeom Roh, Sanghyuk Park, Sang Geul Lee, Tae-Sung Bae, Seung Min Yu,  Jong Sung Jin, Heehun Moon, Amjad Islam*, P.Justin Jesuraj*, MyungKwan Song, Chang-Su Kim and Seung Yoon Ryu*,"Impact of Ternary Solvent on the Grain Size and Defects of Perovskite Layer to Realize a Stable Morphology for Efficient Inverted Solar Cells ", Solar RRL, (2023) (2300604) [pdf][supporting]

[1-70]Jae Ho Kim, Eunyeong Cho, Geon-guk Kim, Chaehyun Park, Sukyeung Kim, Seung Yoon Ryu, Jin Woo Choi**, Hee Jung Lee***, Myungkwan Song*,"Multi-functional zeolitic imidazolate framework-67 (ZIF-67) for solid-state fiber energy harvesting and storage devices ", Dyes and Pigments, (2023) (Volume 219, 111575) [pdf][supporting]

[3-69]Dong Hyun Kim, Chang Min Lee, Amjad Islam, Dong Hyun Choi, Geon-Woo Jeong, Tae Wook Kim, Hyun Woo Cho, Yeong Beom Kim, Syed Hamad Ullah Shah, Min Jae Park, Chul Hoon Kim,* Hyun Jae Lee, Jae Woo Lee, Seain Bang, Tae-Sung Bae, Jong Bae Park, Seung Min Yu, Yong-Cheol Kang, Juyun Park, Myeongkee Park, Yeonsu Jeong, Sang Geul Lee, Jong Sung Jin, Kyoung-Ho Kim,* Muhammad Sujak, Surk-Suik Moon, Sanghyuk Park, Myung kwan Song, Chang-Su Kim, and Seung Yoon Ryu*,"Efficient Photon Extraction in Top-Emission Organic Light-Emitting Devices Based on Ampicillin Microstructures ", Advanced Materials, (2022) 2202866 [pdf][supporting] [the corresponding author]

[2-68]Huanyu Zhou, Shin Jung Han, Amit Kumar Harit, Dong Hyun Kim, Dae Yoon Kim, Yong Seok Choi, Hyeokjun Kwon, Kwan-Nyeong Kim, Gyeong-Tak Go, Hyung Joong Yun, Byung Hee Hong, Min Chul Suh, Seung Yoon Ryu, Han Young Woo,* and Tae-Woo Lee*, "Graphene-Based Intrinsically Stretchable 2D-Contact Electrodes for Highly Efficient Organic Light-Emitting Diodes", Advanced Materials, (2022) 2203040 [pdf][supporting]

[1-67]Chang Min Lee, Dong Hyun Choi, Amjad Islam, Dong Hyun Kim, Tae Wook Kim, Geon-Woo Jeong, Hyun Woo Jo, Min Jae Park, Syed Hamad Ullah Shah, Hyung Ju Chae, Kyoung-Ho Kim, Muhammad Sujak, Jae Woo Lee, Donghyun Kim, Chul Hoon Kim, Hyun Jae Lee, Tae-Sung Bae, Seung Min Yu, Jong Sung Jin, Yong-Cheol Kang, Juyun Park, Myungkwan Song, Chang-Su Kim*, and Seung Yoon Ryu*,"Improved Device Efficiency and Lifetime of Perovskite Light Emitting Diodes by Size-Controlled Polyvinylpyrrolidone-Capped Gold Nanoparticles with Dipole Formation ",  Scientific Reports, (2022) 12:2300 [pdf][supporting] [the corresponding author]

[3-66]Chang Min Lee, Won Ho Lee, Geon-Woo Jeong, Dong Hyun Kim, Dong Hyun Choi, Tae Wook Kim, Amjad Islam*, P. Justin Jesuraj, Hassan Hafeez, Hyung Ju Chae, Hyunmin Hong, Kwun-Bum Chung*, Sanghyuk Park, Myungkwan Song, Chang-Su Kim, and Seung Yoon Ryu*,"Analysis of device performance and thin-film properties of thermally damaged organic light-emitting diodes", Organic Electronics, Vol 99 (2021), 106304 [pdf][supporting] [the corresponding author]

[2-65]Dae Keun Choi, Dong Hyun Kim, Chang Min Lee, Hassan Hafeez*, Subrata Sarker, Jun Su Yang, Hyung Ju Chae, Geon-Woo Jeong, Dong Hyun Choi, Tae Wook Kim, Seunghyup Yoo, Jinouk Song, Boo Soo Ma, Taek-Soo Kim, Chul hoon Kim, Hyun Jae Lee, Jae Woo Lee, Donghyun Kim, Tae-Sung Bae, Seung Min Yu, Yong-Cheol Kang, Juyun Park, Kyoung-Ho Kim, Muhammad Sujak, Myungkwan Song, Chang-Su Kim*, and Seung Yoon Ryu*,"Highly Efficient, Heat Dissipating, Stretchable Organic Light-Emitting Diodes Based on an  MoO3/Au/MoO3 Electrode with Encapsulation", Nature Communications, 2021, 12, 2864 Press [pdf][supporting] [the corresponding author]

[1-64]Amjad Islam, Khurram Usman, Qari Muhammad Kaleem, Abdul Ghafar Wattoo, Kashif Javaid, Fakhr e Alam, Seung Yoon Ryu*, Ming-De Li, Ziyi Ge*,"Y-shaped donor-π-acceptor based deep-blue electroluminescent material for Non-doped organic light emitting devices", Journal of Luminescence, 2021, 236, 118088 [pdf][supporting][the corresponding author]

[3-63]Jae Ho Kim, Sung-Jun Koo, Hyunil Cho, Jin Woo Choi, Seung Yoon Ryu, Jae-Wook Kang, Sung-Ho Jin,* Chuljin Ahn,* and Myungkwan Song*,"6.16% Efficiency of Solid-State Fiber Dye Sensitized Solar Cells Based on LiTFSI Electrolytes with Novel TEMPOL Derivatives", ACS Sustainable Chemistry & Engineering, 2020, 8, 15065−15071  [pdf][supporting] [the corresponding author]

[2-62]Won Ho Lee, P. Justin Jesuraj, Hassan Hafeez, Dong Hyun Kim, Chang Min Lee, Sang Hee Won, Sung Tae Shin1*, Sanghyuk Park*, Tae-Sung Bae, Seung Min Yu, Myungkwan Song, Chang-Su Kim and Seung Yoon Ryu*,"Comparison of organic light emitting diode performance using the spectroradiometer and the integrating sphere measurements", AIP Advances , Vol 10, 095011-1~7,  (2020) [pdf] [Supporting][the corresponding author]

[1-61]P. Justin Jesuraj, Sivaraman Somasundaram, Eswaran Kamaraj, Hassan Hafeez, Changmin Lee, Donghyun Kim, Sang Hee Won, Sung Tae Shin1*, Myungkwan Song, Chang-Su Kim Sanghyuk Park* and Seung Yoon Ryu*, "Intramolecular charge transfer-based spirobifluorene-coupled heteroaromatic moieties as efficient hole transport layer and host in phosphorescent organic light-emitting diodes", Organic Electronics, Vol 85, 105825,  (2020) [pdf] [supporting] [the corresponding author]

[6-60] Hassan Hafeez, P. Justin Jesuraj, Dong Hyun Kim, Jong Chan Lee, Jun Young Shin, Sang Ho Rhee, Won Ho Lee, Dae Keun Choi, Chul Hoon Kim, Janardan Lamichhane, Anaya Pokhrel, Tae-Su Kim, Jae Kyung Sohng, Hyung Joong Yun, Jong Bae Park, Hee-Suk Chung, Tae-Sung Bae, Sang Geul Lee, Hyun-Woo Park, Kwun-Bum Chung, Jang Hyuk Kwon, Myungkwan Song, Chang-Su Kim, and Seung Yoon Ryu, "The Effect of Introducing Antibiotics into Organic Optoelectronic Devices", (Nature) Communications Physics, 2:130, 1-13, (2019) [pdf] [supporting] [the corresponding author]

[5-59] Hassan Hafeez, Chuanqian Shi, Chang Min Lee, Justin Jesuraj Periyanayagam, Dong Hyun Kim, Myungkwan Song, Chang-Su Kim, Zhanan Zou, Jianliang Xiao*, Seung Yoon Ryu*, "Improved Design of Highly Efficient Microsized Lithium-Ion Batteries for Stretchable Electronics", Journal of Micromechanics and Microengineering, Vol 29, 075008-075008+11, (2019) [pdf] [supporting] [the corresponding author]

[4-58] Subramanian Muruganantham, Gunasekaran Velmurugan, Justin Jesuraj, Seung Yoon Ryu,* Ponnambalam Venuvanalingam* and Rajalingam Renganathan*, "Impact of tunable 2-(1H-indol-3-yl)acetonitrile based fluorophores towards optical, thermal and electroluminescence properties", RSC Advances, Vol 9, 14544-14557, (2019) [pdf] [supporting] [the corresponding author]

[3-57]  Hassan Hafeez, Dae Keun Choi, Chang Min Lee, P. Justin Jeusraj, Dong Hyun Kim, Myungkwan Song, Jun Fei Ma, Chang Su Kim and Seung Yoon Ryu, "Replacement of n-type layers with non-toxic APTES interfacial layer to improve the performance of amorphous Si thin-film solar cells", RSC Advances, Vol 9, 7536-7542, (2019) [pdf] [supporting] [the corresponding author]

[2-56]  Jong Chan Lee, Jeoungho Min, P. Justin Jeusraj, Hassan Hafeez, Dong Hyun Kim, Won Ho Lee, Dae Keun Choi, Jun Hwan Cha, Chang Min Lee, Myungkwan Song,  Chang Su Kim and Seung Yoon Ryu, "Improved stability of silver nanowire (AgNW) electrode for high temperature applications using selective photoresist passivation", Microelectronic Engineering,   Vol. 206, 6~11, (2019) [pdf] [the corresponding author]

[1-55] Jongmoon Shin, Jeoungho Min, P. Justin Jeusraj,Hassan Hafeez, Dong Hyun Kim, Jong Chan Lee, Won Ho Lee, Dae Keun Choi, Chul Hoon Kim, Myungkwan Song,  Chang Su Kim, Seung Yoon Ryu, "Harvesting Near- and Far-Field Plasmonic Enhancements from Large-Size Gold Nanoparticles for Enhanced Performance in Organic Bulk Heterojunction Solar Cells", Organic Electronics, Vol. 66, 94~101, (2019) [pdf] [supporting] [the corresponding author]

[5-54]  Won Ho Lee, Dong Hyun Kim, P. Justin Jesuraj, Hassan Hafeez, Jong Chan Lee,  Dae Kuen Choi, Tae-Sung Bae, Seung Min Yu, Myungkwan Song, Chang Su Kim and Seung Yoon Ryu, "Improvement of Charge Balance, Recombination Zone Confinement, and Low Efficiency Roll-off in Green Phosphorescent OLEDs by Altering Electron Transport Layer Thickness", Materials Research Express,  Vol. 5, 076201-1~8, (2018) [pdf] [the corresponding author]

[4-53] P. Justin Jesuraj, Chuanqian Shi, Dong Hyun Kim, Hassan Hafeez, Jong Chan Lee, Won Ho Lee, Dae Keun Choi, Zhanan Zou, Jianliang Xiao, Jeongho Min, Myungkwan Song, Chang Su Kim,* and Seung Yoon Ryu, "Direction-Dependent Stretchability of AgNW Electrodes on Microprism-Mediated Elastomeric Substrates", AIP Advances, Vol. 8, 065227-1~9 (2018) [pdf] [the corresponding author]

[3-52]  Dong Hyun Kim, Won Ho Lee, P. Justin Jesuraj, Hassan Hafeez, Jong Chan Lee,  Dae Kuen Choi, Aeran Song, Kwun-Bum Chung, Tae-Sung Bae, Myungkwan Song, Chang Su Kim and Seung Yoon Ryu, "Improved Charge Balance in Phosphorescent Organic Light-Emitting Diodes by Different Ultraviolet Ozone Treatments on Indium Tin Oxide", Organic Electronics, Vol. 61, 343-350 (2018) [pdf] [supporting]  [the corresponding author]

[2-51] P. Justin Jesuraj, Hassan Hafeez, Sang Ho Rhee, Dong Hyun Kim, Jong Chan, Won Ho Lee, Dae Kuen Choi, Aeran Song, Kwun-Bum Chung, Myungkwan Song, Chang Su Kim and Seung Yoon Ryu, "Enhanced Device Efficiency in Organic Light-Emitting Diodes by Dual Oxide Buffer Layer", Organic Electronics,  Vol. 56, 254−259, (2018) [pdf] [supporting] [the corresponding author]

[1-50] P. Justin Jesuraj, Hassan Hafeez, Dong Hyun Kim, Jong Chan, Won Ho Lee, Dae Kuen Choi, Chul Hoon Kim, Myungkwan Song, Chang Su Kim and Seung Yoon Ryu, "Recombination Zone Control without Sensing Layer and the Exciton Confinement in Green Phosphorescent OLEDs by excluding Interface Energy Transfer", Journal of Physical Chemistry C,  Vol. 122, 2951−2958, (2018) [pdf] [supporting] [the corresponding author]

[5-49] P. Justin Jesuraj, Hassan Hafeez, Sang Ho Rhee, Dong Hyun Kim, Myungkwan Song, Chang Su Kim, and Seung Yoon Ryu*, "Effects of Doping Concentration and Emission Layer’s Thickness for Recombination Zone and Exciton Density Control in Blue Phosphorescent Organic Light-Emitting Diodes", ECS Journal of Solid State Science and Technology, 6 (12) R170-R174 (2017), [pdf] [the corresponding author] 

[4-48] Hassan Hafeez, Zhanan Zou, Dong Hyun Kim, Jun Young Shin, Myungkwan Song, Chang Su Kim, Won Jin Choi, Jizhou Song, Jianliang Xiao and Seung Yoon Ryu*,"Multiaxial Wavy Top-Emission Organic Light-Emitting Diodes on Thermally Prestrained Elastomeric Substrates", Vol. 48, 314–322, (2017) Organic Electronics [pdf][supporting] [the corresponding author] 

[3-47] Seung Yoon Ryu*, Jihoon Seo, Hassan Hafeez, Myungkwan Song, Jun Young Shin, Dong Hyun Kim, Yong Chan Jung and Chang-Su Kim*, "Effects of the Wrinkle Structure and Flat Structure Formed during Static Low-Temperature Annealing of ZnO on the Performance of Inverted Polymer Solar Cells", The Journal of Physical Chemistry C, Vol. 121, 9191–9201, (2017) [pdf] [supporting] [the corresponding author] 

[2-46] Seung Yoon Ryu*, Jihoon Seo, Hassan Hafeez, Myungkwan Song, Jun Young Shin, Dong Hyun Kim, Yong Chan Jung, and Chang-Su Kim*, "Improved Hydrogenated Amorphous Silicon Thin-Film Solar Cells by Replacing n-type Si Layer with PFN Interfacial Layer", Synthetic Metals,  Vol. 228, 91–98, (2017) [pdf] [supporting] [the corresponding author] 

[1-45] Sang Ho Rhee, Chang Su Kim, Myungkwan Song* and Seung Yoon Ryu*, "The Correlation between Interlayer’s Thickness and Device Performance in Blue Phosphorescent Organic Light-Emitting Diodes with Quantum Well Structure", Organic Electronics,  Vol 42,  343-347, (2017) [pdf] [the corresponding author] 

[2-44] Selvakumaran Nagamani, Gunasekar Kumarasamya, Myungkwan Song, Chang Su Kim, Dong-Ho Kim, Seung Yoon Ryu, Jae-Wook Kang, Sung-Ho Jin, "Optical absorption and electrical properties of enhanced efficiency in organic solar cells as interfacial layer with Au NPs", Synthetic Metals, Vol. 217, 117-122, (2016) [pdf] [the corresponding author]

[1-43] Sang Ho Rhee, Sung Hyun Kim and Seung Yoon Ryu, "Effects of Recombination Zone Formation on Optical Path Length and Device Performance in Blue Phosphorescent Organic Light-Emitting Diodes with Quantum Well Structure", ECS Journal of Solid State Science and Technology,  Vol. 5 (3) R44-R49, 2016 [pdf] [the corresponding author]