International Journal

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Underlined & bold: first author / bold: co-author
* means corresponding author, † means co-first author

2026

[14] “High Sensitivity and Broad Range Iontronic Pressure Sensors Based on Porous Elastomer Structure“
Xuan Li, Osman Gul, Lei Wu, Morteza Amjadi, Shuying Wu, Inkyu Park*
Advanced Materials Technologies, Accepted

[13] “Mechanochemically Activatable Liquid Metal Powders for Sustainable, Reconfigurable, and Versatile Electronics“
Osman Gul, Junseong Ahn, Hye Jin Kim*, Xinge Yu*, Inkyu Park*
Advanced Functional Materials, (2025): e27396

2025

[12] “Smarter Sensors through Machine Learning: Historical Insights and Emerging Trends across Sensor Technologies“
Kichul Lee†, Osman Gul†, Yeongjae Kwon†, Jaeseok Jeong, Seokjoo Cho, Jihyeon Ahn, Jehee Yu, Cheolmin Kim, Donho Lee, Hyeonseok Han, Byeongju Lee, Jungrak Choi, Ji-Hwan Ha, Yongrok Jeong, Kyungnam Kang, Ali Javey, Junseong Ahn, Inkyu Park*
Advanced Functional Materials, (2025): e19859

[11] “Photoactivated Conductive MOF Thin Film Arrays on Micro-LEDs for Chemiresistive Gas Sensing“
Kichul Lee, Young-Moo Jo*, Myung Sung Sohn, Mingyu Jeon, Cheolmin Kim, Osman Gul, Seon Ju Park, Ki Beom Kim, Ki Soo Chang, Chan Bae Jeong, Jihan Kim, Yun Chan Kang*, Inkyu Park*
Nature Communications, 16, 9612 (2025)

[10] “Skin-Conformal Motion Monitoring Film for Deep Learning-Based Immersive Extended Reality“
Jihyeon Ahn, Taehwan Kim, Ji-Hwan Ha, Donho Lee, Osman Gul, Seokjoo Cho, Hyunjin Kim, Mingu Kang, Jungrak Choi, Junseong Ahn*, Inkyu Park*
Advanced Functional Materials, 2025, 2502568
– Selected as Inside Back Cover Article

[9] “Bioinspired Omnidirectional Interface Engineered Flexible Island for Highly Stretchable Electronics“
Osman Gul, Myoung Song, Chang-Yeon Gu, Jihyeon Ahn, Kichul Lee, Taek-Soo Kim, Junseong Ahn*, Hye Jin Kim*, Inkyu Park*
Small, 2025, 2410247
– Selected as Front Cover Article

[8] “Bioinspired Interfacial Engineering for Highly Stretchable Electronics“
Osman Gul, Myoung Song, Chang-Yeon Gu, Jihyeon Ahn, Kichul Lee, Junseong Ahn, Hye Jin Kim*, Taek-Soo Kim*, Inkyu Park*
Nature Communications, 16, 1337 (2025)
– Appeared on various news outlets. Please refer to the news section of the webpage.

2024

[7] “Liquid-Metal-Based Soft Pressure Sensor and Multidirectional Detection by Machine Learning“
Osman Gul, Jeongnam Kim, Kyuyoung Kim, Hye Jin Kim*, Inkyu Park*
Adv. Mater. Technol. 2024, 9, 2302134

2023

[6] “A Wireless and Wearable Body-Pressure-Monitoring System for the Prevention of Pressure-Induced Skin Injuries“
Hyunwoo Park, Kyuyoung Kim, Soon-Jae Kweon, Osman Gul, Jungrak Choi, Yong Suk Oh, Inkyu Park*, Minkyu Je*
IEEE Transactions on Biomedical Circuits and Systems, vol. 17, no. 5, pp. 889-899, Oct. 2023

[5] “Customizable self-powered pressure sensor based on piezo-transmittance of tilted structures“
Lei Wu, Junseong Ahn, Jungrak Choi, Jimin Gu, Xuan Li, Osman Gul, Zhi-Jun Zhao, Linmao Qian, Bingjun Yu*, Inkyu Park*
Nano Energy, 2023, 109, 108299

[4] “Battery-free, Wireless, Multimodal Sensors for Continuous Measurement of Pressure, Temperature, and Hydration of Paraplegic patients“
S. Cho, Y.S. Oh, H. Han, H. Park, S.-U. Lee, J.-H. Kim, S.W. Jeon, M. Wang, R. Avila, Z. Xie, K. Ko, M. Park, J. Lee, M. Choi, J.-S. Lee, W.G. Min, B.-J. Lee, S. Lee, J. Choi, J. Gu, J. Park, M.S. Kim, J. Ahn, O. Gul, C. Han, K. Lee, S. Kim, K. Kim, J. Kim, C.-M. Kang, J. Koo, S.S. Kwak, S. Kim, D.Y. Choi, S. Jeon, H.J. Sung, Y.B. Park, Y.T. Choi, M. Je, I. Park*, , 
npj Flexible Electronics, volume 7, Article number: 8 (2023)

[3] “Low-Power, Multi-Transduction Nanosensor Array for Accurate Sensing of Flammable and Toxic Gases“
Dionisio Del Orbe Henriquez, Mingu Kang, Incheol Cho, Jungrak Choi, Jaeho Park, Osman Gul, Junseong Ahn, Dae-Sik Lee, Inkyu Park*
Small Methods 2023, 2201352
– Inside Back Cover Article

2021

[2] “Sensitivity Controllable Liquid Metal-based Pressure Sensor for Wearable Applications“
Osman Gul† , Kyuyoung Kim† , Jimin Gu, Jungrak Choi, Dionisio Del Orbe Henriquez, Junseong Ahn, Inkyu Park*
ACS Applied Electronic Materials 2021, 3, 9, 4027–4036

[1] “All-soft multiaxial force sensor based on liquid metal for electronic skin“
Kyuyoung Kim, Junseong Ahn, Yongrok Jeong, Jungrak Choi, Osman Gul, Inkyu Park*
Micro and Nano Systems Letters volume 9, Article number: 2 (2021)