(28) "Ambient inkjet-printed PHOLEDs with record efficiency via dual-SAM engineering and eco-friendly solvent design" S. Chowdhury, K. Ko, V.V, Satale, H. Kim, S.-H. Jin*, and J.-W. Kang* Materials Today, In Press (2025)

(27) "A 3D-printed flexible microsupercapacitor with advanced electrode structure and plasma surface functionalization for miniature energy-storage applications" A-H. Noh, M.M. Ovhal, and J.-W. Kang* Chem. Eng. J. 527, 171774 (2026)

(26) "Tuning Transition Dipole Moment Alignment via Bifunctional Ligands in Perovskite Nanocrystal Light-Emitting Diodes" W. Weiyang, S. Ham, H.B. Lee, J. Luo, S. He*, J.-H. Lee* and and J.-W. Kang* Adv. Mater. In Press (2025)

(25) "Green Solvent Enabled Perovskite Ink for Ambient-Air-Processed Efficient Inkjet-Printed Perovskite Solar Cells" V.V. Satale, S. Chowdhury, A. Mohamed, D.-H. Kim, S. Cho, J.-S. Lee, and and J.-W. Kang* Adv. Funct. Mater. 35, 2503717 (2025)

(24) "Highly Efficient 3D-Printed PVDF-based Triboelectric Nanogenerators featuring Polymorphic Perovskite Nanofillers" N.H.Z Karimy, H. LI, H.B. Lee, D.P. Ojha, M.M. Ovhal, V. Devaraj, S. Lim* and J.-W. Kang* Adv. Funct. Mater. 35, 2424271(2025)

(23) "Low-Cost, Scalable Fabrication of Multi-Dimensional Perovskite Solar Cells and Modules Assisted by Mechanical Scribing" H.B. Lee, A. Mohamed, N. Kumar, N.H.Z. Karimy, V.V. Satale, B. Tyagi, D.-H. Kim and J.-W. Kang* Small Methods, 9, 2400850 (2025)

(22) “One-Meter Long, All-3D-Printed Supercapacitor Fibers Based on Structurally Engineered Electrode for Wearable Energy Application” M. Ovhal, H.B. Lee, V.V. Satale, B. Tyagi, S. Chowdhury, J.-W. Kang* Adv. Energy Mater. 14, 2303053 (2024). 

(21) "Ink engineering using 1,3-dimethyl-2-imidazolidinone solvent for efficient inkjet-printed triple-cationic perovskite solar cells" V.V. Satale, H.B. Lee, B. Tyagi, M.M. Ovhal, S. Chowdhury, A. Mohamed, D.-H. Kim and J.-W. Kang* Chem. Eng. J. 493, 152541 (2024)

(20) “Development of high efficiency, spray-coated perovskite solar cells and modules using additive-engineered porous PbI2 films” B. Tyagi, N. Kumar, H.B. Lee, M.M. Ovhal, V.V. Satale, A. Mohamed, D.-H. Kim, J.-W. Kang* Small Methods 8, 2300237 (2024).

(19) "Fluorinated Organic A-Cation Enabling High-Performance Hysteresis-Free 2D/3D Hybrid Tin Perovskite Transistor" W. Yang, G. Park, A. Liu, H.B. Lee, J.-W. Kang*, H. Zhu* and Y.-Y. Noh* Adv. Funct. Mater. 33, 2303309 (2023)

(18) “Optical Engineering of FAPbBr3 Nanocrystals via Conjugated Ligands for Light-Outcoupling Enhancement in Perovskite Light-Emitting Diodes” S. He, H.B. Lee, K.-J. Ko, N. Kumar, J.-H. Jang, S.-O. Cho, M. Song, W. Zhou, B.-J. Lee, J.-H. Lee*, J.-W. Kang* Adv. Opt. Mater. 11, 2300486 (2023). 

(17) “Complex Additive-Assisted Crystal Growth and Phase Stabilization of α-FAPbI3 Film for Highly Efficient, Air-Stable Perovskite Photovoltaics” H.B. Lee, R. Sahani, V. Devaraj, N. Kumar, B. Tyagi, J.-W. Oh, J.-W. Kang* Adv. Mater. Interface 10, 2201658 (2023). 

(16) “High-performance, large-area semitransparent and tandem perovskite solar cells featuring highly scalable a-ITO/Ag mesh 3D top electrodes” B. Tyagi, H.B. Lee, N. Kumar, W.-Y. Jin, K.-J. Ko, M.M. Ovhal, R. Sahani, H.-J. Jung, J. Seo, J.-W. Kang* Nano Energy 95, 106978 (2022). 

(15) “Room-Temperature Spray Deposition of Large-area SnO2 Electron Transport Layer for High Performance, Stable FAPbI3-based Perovskite Solar Cells”N. Kumar, H.B. Lee, R. Sahani, B. Tyagi, S. Cho, J.-S. Lee, J.-W. Kang* Small Methods 6, 2101127 (2022). 

(14) “Roll-to-Roll 3D-Printing of Flexible, Transparent, All-Solid-State Supercapacitor” M.M. Ovhal, N. Kumar, H.B. Lee, B. Tyagi, K.-J. Ko, S. Boud, J.-W. Kang* Cell Reports Physical Science 2, 100562 (2021).

(13) “Tailoring the Refractive Index of CsPbBr3 Quantum Dots via Alkyl Cation-Engineering for Efficient Perovskite Light-Emitting Diodes”S. He, N. Kumar, H.B. Lee, K.-J. Ko, Y.-J. Jung, J.I. Kim, S. Bae, J.-H. Lee*, J.-W. Kang* Chem. Eng. J. 425, 130678 (2021).

(12) “Scalable, All-Printed Photocapacitor Fibers and Modules based on Metal-Embedded Flexible Transparent Conductive Electrodes for Self-Charging Wearable Applications” W.-J. Jin, M.M. Ovhal, H.B. Lee, B. Tyagi and J.-W. Kang* Adv. Energy Mater. 11, 2003509 (2021).

(11) "Flexible, wearable organic light-emitting fibers based on PEDOT:PSS/Ag-fiber embedded hybrid electrodes for large-area textile lighting" K.-J. Ko, H.B. Lee and J.-W. Kang* Adv. Mater Tech. 2000327 (2020).

(10) "Dopant-free, amorphous-crystalline heterophase SnO2 electron transport bilayer enables >20% efficiency in triple-cation perovskite solar cells" H.B. Lee, N. Kumar and J.-W. Kang* Adv. Funct. Mater. 30, 2001559 (2020).

(9) "Gap-plasmon of virus-templated biohybrid nanostructures uplifting the performance of organic optoelectronic devices" H.B. Lee, W.-G. Kim, M. Lee, J.-M. Lee, S. He, N. Kumar, V. Devaraj, E.J. Choi, I. Jeon, M. Song, J.-W. Oh* and J.-W. Kang* Adv. Opt. Mater. 8, pp. 1902080 (2020) [Cover paper] 

(8) "Boosting the efficiency of SnO2-triple cation perovskite system beyond 20% using non-halogenated antisolvent" H.B. Lee, M.-K. Jeon, N. Kumar, B. Tyagi, and J.-W. Kang* Adv. Funct. Mater 29, 1903213 (2019). 

(7) "A novel design of hybrid transparent electrodes for high performance and ultra-flexible bifunctional electrochromic-supercapacitors" R.T. Ginting, M.M. Ovhal, J.-W. Kang*, Nano Energy 53, 650-657 (2018)  

(6) "Efficient Large-Area Transparent OLEDs Based on a Laminated Top Electrode with an Embedded Auxiliary Mesh" S.-H. Park, J.-T Lim, W.-Y Jin, H.-K Lee, B.-H. Kwon, N.-S. Cho, J.-H. Han, J.-W. Kang*, S.-H Yoo*, and J.-I. Lee* ACS Photonics 4, pp.1114−1122 (2017)

(5) "Low-temperature operation of perovskite solar cells: With efficiency improvement and hysteresis-less" R. T. Ginting, E.-S. Jung, M.-K. Jeon, W.-Y. Jin, M.-K. Song, J.-W. Kang* Nano Energy 27, pp.569–576, (2016) 

(4) "Transparent ultrathin oxygen-doped silver electrodes for flexible organic solar cells" W. Wang, M. Song*, T.-S. Bae, Y.H. Park, Y.-C. Kang, S.-G. Lee, S.-Y. Kim, D.H. Kim, S. Lee, G. Min, G.-H. Lee, J.-W. Kang*, J. Yun*, Adv. Funct. Mater. 24, pp. 1551-1561 (2014)

(3) "Extremely flexible transparent electrodes for organic devices" S. Jung, S. Lee, M.Song, D.-G. Kim, D.S. You, J.-K. Kim, C.S. Kim, T.-M. Kim, K.H. Kim, and J.-J. Kim*, J.-W. Kang* Adv. Energy Mater. 4, pp.1300474 (2014). [Cover paper]

(2) "Highly efficient and bendable organic solar cells with solution-processed silver nanowire electrodes" M. Song, D.S. You, K. Lim, S. Park, S. Jung, C.S. Kim, D.-H. Kim, D.-G. Kim, J.-K. Kim, J. Park, Y.-C. Kang, J. Heo, S.-H. Jin, J.H. Park, J.-W. Kang* Adv. Funct. Mater. 23, pp. 4177-4184 (2013). [Cover paper] 

(1) "High efficiency inorganic/organic hybrid tandem solar cells" J.H. Seo, D.-H. Kim, S.-H. Kwon, M. Song, M.-S. Choi, S.Y. Ryu, H.W. Lee, Y.C. Park, J.-D. Kwon, K.-S. Nam, Y. Jeong, J.-W. Kang** and C.S. Kim* Adv. Mater. 24, pp. 4523-4527 (2012). [Cover paper]