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1.  Hongseok Youn, Hyunsoo Kim, and L. Jay Guo*, í░Low-cost Fabrication of Organic Photovoltaics and Polymer LEDsí▒, Springer, 2014.

2. Hongseok Youn and L. Jay Guo*, í░Solution Processed Organic Photovoltaics (OPVs)í▒, RSC, 2015.


International Journal (*: corresponding author)

29. Van Truong Vu, Syed Azkar Ui Hasan, Hongseok Youn , Youngdurk Park, and Hocheol Lee *, "Imaging performance of an ultra-precision machining-based Fresnel lens in ophthalmic devices" , Optics Express , vol. 29, pp. 32068-32080, 2021.

28. Junsuk Rho, Wonseok Lee, Hyoungseok Chae, Dong Kyo Oh, Minyoung Lee, Hyunsoo Chun, Gyubeom Yeon, Jaewon Park, Juhoon Kim, Hongseok Youn , and Jong G. Ok *, "Solution-processable electrode-material embedding in dynamically inscribed nanopatterns (SPEEDIN) for continuous fabrication of durable flexible devices" , Microsystems & Nanoengineering , accepted 2021

27. Pyeongsam Ko, Jae Young Seok, Hyuntae Kim, Sin Kwon, Sunho Jeong, Hongseok Youn * , Kyoohee Woo *, "Flashlight-Induced Strong Self-Adhesive Surface on a Nanowire-Impregnated Transparent Conductive Film" (Front Cover), ACS Applied Materials & Interfaces , accepted 2021

26. Zhaoyang Zhong, Pyeongsam Ko, Hongseok Youn , Areum Kim, Kyoohee Woo *, "Fabrication of Highly Flat, Flexible Mesh Electrode for Use in Photovoltaics", International Journal of Precision Engineering and Manufacturing-Green Technology , accepted 2021

25. Zhaoyang Zhong, Pyeongsam Ko, Jae Young Seok, Hyuntae Kim, Sin Kwon *, Hongseok Youn *, Kyoohee Woo *, "Roll-to-Roll Reverse Offset Printing Combined with Photonic Sintering Process for Highly Conductive Ultrafine Patterns", Advanced Engineering Materials , vol. 22, pp. 2000463, 2020.

24. Zhaoyang Zhong, Seung-Hyun Lee, Pyungsam Ko, Sin Kwon, Hongseok Youn, Jae Young Seok, Kyoohee Woo, "Control of Thermal Deformation with Photonic Sintering of Ultrathin Nanowire Transparent Electrodes", Nanoscale (IF 6.970) , vol. 12, pp. 2366-2373, 2020.

23. Dang Thuan Nguyen and Hongseok Youn *, í░Facile Fabrication of Highly Conductive, Ultra-Smooth and Flexible Silver Nanowire Electrode for Organic Optoelectronic Devices", ACS Applied Materials & Interfaces (IF 8.456) , vol. 11, pp. 42469-42478, 2019.

22. Dong Kyo Oh, Dang Thuan Nguyen, Seungjo Lee, Pyeongsam Ko, Gi-Seok Heo, Changhun Yun, Tae-Won Ha, Hongseok Youn * and Jong G. Ok *, í░Facile and scalable fabrication of flexible re-attachable ionomer nanopatterns (RAINs) by continuous multidimensional nanoinscribing and low-temperature roll imprinting", ACS Applied Materials & Interfaces (IF 8.456) , vol. 11, pp. 12070-12076, 2019.

21. Zhaoyang Zhong, Kyoohee Woo, Inhyuk Kim, Hyuntae Kim, Pyungsam Ko, Dongwoo Kang, Sin Kwon, Hyunchang Kim, Hongseok Youn and Jooho Moon *, í░Defect-free, Highly Uniform Washable Transparent Electrodes Induced by Selective Light Irradiationí▒(Front Cover), Small (IF 10.856) , vol. 14, pp. 1800676, 2018.

20. Inhyuk Kim, Kyoohee Woo, Zhaoyang Zhong, Pyungsam Ko, Yunseok Jang, Minhun Jung, Jeong-Dai Jo, Sin Kwon, Seung-Hyun Lee, Sungwon Lee, Hongseok Youn and Jooho Moon *, í░Photonic Sintering Derived Ag Flake/Nanocrystal Based Highly Sensitive Stretchable Strain Sensor for Human Motion Monitoringí▒, Nanoscale (IF 6.970) , vol. 10, pp. 7890-7897, 2018.

19. Syed Azkar Ul Hasan and Hongseok Youn *, í░Multi-Layer Transfer and Lamination (MTL) Process Using High Pressure Air-jet for Highly Efficient and Solution-Processed Polymer Light Emitting Diodesí▒, Nanoscale (IF 6.970) , vol. 9, pp. 9716-9722, 2017.

18. Jong Su Kim, Bongchul Kang and Hongseok Youn *, í░Ultra-Precision 3 DOF Tilting Stage for Workpiece Setup of Scalable Micro-Pattern Machiningí▒, International Journal of Precision Engineering and Manufacturing, vol. 18, pp. 1103-1109, 2017.

17. Suk-Han Kim, Moon-Yong Lee, Kyoohee Woo, Hongseok Youn, Taik-Min Lee, Eung-Ki Lee and Sin Kwon *, í░A Study on Thin Film Uniformity in a Roll-to-Roll Thermal Evaporation System for Flexible OLED Applicationsí▒, International Journal of Precision Engineering and Manufacturing, vol. 18, pp. 1111-1117, 2017.

16. Jae Hyuk Lee, Minho Na, Jiyeop Kim, Kangeun Yoo, Jaekyu Park, Jeong Dae Kim, Dong Kyo Oh, Seungjo Lee, Hongseok Youn *, Moon Kyu Kwak* and Jong G. Ok *, í░Rapid and conformal coating of polymer resins by airbrushing for continuous and high-speed roll-to-roll nanopatterning: parametric quality controls and extended applicationsí▒, Nano Convergence , vol. 4, pp. 1-5, 2017.

15. Taehee Jang, Cheng Zhang, Hongseok Youn, Jing Zhou, and L. Jay Guo *, í░Semitransparent and Flexible Mechanically Reconfigurable Electrically Small Antennas Based on Tortuous Metallic Micromeshí▒, IEEE Transaction on Antennas and Propagation, vol. 65, pp. 150-158, 2017.

14. Taehwa Lee, Hyoung Won Baac, Jong G. Ok, Hong Seok Youn, and L. Jay Guo *, í░Nozzle-free Liquid Micro-jetting via Homogeneous Bubble Nucleationí▒, Physical Review Applied, vol. 3, pp. 044007, 2015.

13. Jaehak Lee, Hongseok Youn, Minyang Yang*, í░Work function modification of solution-processed tungsten oxide for a hole-injection layer of polymer light-emitting diodesí▒, Organic Electronics, vol. 22, pp. 81-85, 2015.

12. Hongseok Youn, Hui Joon Park*, L. Jay Guo*, í░Organic photovoltaic cells: from performance improvement to manufacturing processesí▒, Small (IF 10.856), vol. 11, pp. 2228-2246, 2015.

11. Hongseok Youn, Hui Joon Park*, L. Jay Guo*, í░Printed Nanostructures for Organic Photovoltaic Cells and Solution-Processed Polymer Light-Emitting Diodesí▒, Energy Technology, vol. 3, pp. 340-350, 2015.

10. Jae Seok An, Ha Jun Jang,Cheol Young Park, Hongseok Youn, Jong Ho Lee, Gi-Seok Heo, and Bum Ho Choi*, í░Optical properties of hybrid inorganic/organic thin film encapsulation layers for flexible top-emission organic light-emitting diodesí▒, Journal of Nanoscience and Nanotechnology, vol. 15, pp. 8199-8204, 2015.

9. Taehwa Lee, Hyoung Won Baac, Jong G. Ok, Hong Seok Youn, and L. Jay Guo*, í░Controlled Generation of Single Microbubble at Solid Surfaces by a Nanosecond Pressure Pulseí▒, Physical Review Applied, vol. 2, pp. 024007, 2014.

8. Hongseok Youn, Teahwa Lee and L. Jay Guo*, í░Multi-Film Roll Transferring (MRT) Process using Highly Conductive and Solution-Processed Silver Solution for Fully Solution-Processed Polymer Solar Cellsí▒, Energy and Environmental Science (IF 33.250), vol. 7, pp. 2764-2770, 2014.

7. Taehee Jang, Hongseok Youn, Young Jae Shin and L. Jay Guo, í░Transparent and flexible polarization-independent microwave broadband absorberí▒, ACS Photonics (IF 7.143), vol. 1, pp. 279, 2014.

6. Jong G. Ok, Moon Kyu Kwak,Chad M. Huard, Hong Seok Youn, and L. Jay Guo*, í░Photo Roll Lithography (PRL) for continuous and scalable patterning with application in flexible electronicsí▒, Advanced Materials (IF 25.809), vol. 25, pp. 6554-6561, 2013.

5. Seongbeom Shin, MinyangYang, L. Jay Guo and Hongseok Youn*, í░Roll-to-Roll cohesive, coated, flexible, high-efficiency polymer light-emitting diodes utilizing ITO-free polymer anodesí▒, Small (IF 10.856), 9, vol. 23, pp. 4036-4044, 2013.

4. Jong G. Ok, Hong Seok Youn, Moon Kyu Kwak, Kyu-Tae Lee, Young Jae Shin, L. Jay Guo*, Anton Greenwald and Yisi Liu, í░Continuous and scalable fabrication of flexible metamaterial films via roll-to-roll nanoimprint process for broadband plasmonic infrared filtersí▒, Applied Physics Letters, Vol. 101, pp .223102, 2012.

3. Hongseok Youn, Kangmin Jeon, Seongbeom Shin, Minyang Yang*, í░All-solution blade-slit coated polymer light-emitting diodesí▒, Organic Electronics, Vol.13, pp.1470-1478, 2012.

2. Kangmin Jeon, Hongseok Youn, Seongbeom Kim, Seongbeom Shin and Minyang Yang*, í░Fabrication and characterization of WO3/Ag/WO3 multilayer transparent anode with solution-processed WO3 for polymer light-emitting diodesí▒ Nanoscale Research Letters, Vol.7, pp. 253. 2012.

1. Hongseok Youn and Minyang Yang*, í░Solution-processed polymer light-emitting diodes utilizing a ZnO/organic ionic interlayer with Al cathodeí▒, Applied Physics Letters, Vol. 97, pp .243302, 2010.






Lab. Address : 201, N7 Building (Mechanical Engineering), Hanbat National University, Yuseong-gu, Daejeon, 34158, South Korea. Tel. +82-42-821-1079, Fax. +82-42-821-1587