Journal Articles

International Journal Publication

DSE-NN: Deeply Supervised Efficient Neural Network for Real-Time Remote Photoplethysmography

S.Lee, M.Lee, J.Y.Sim

Bioengineering 10.12: 1428 (2023)

Wireless, AI-enabled Wearable Thermal Comfort Sensor for Energy-efficient, Human-in-the-loop Control of Indoor Temperature

S. Cho, H. J. Nam, C. Shi, C. Y. Kim, S.-H. Byun, K.-C. Agno, B. C. Lee, J. Xiao, J.Y. Sim*, J.-W. Jeong*

Biosensors and Bioelectronics  223, 115018 (2023)

On-skin and Tele-haptic Application of Mechanically Decoupled Taxel Array on Dynamically Moving and Soft Surfaces

S.Y. Kwon, G. Park, H. Jin, C. Gu, S.J. Oh, J.Y. Sim, W. Youm, T.-S. Kim, H.J. Kim*, S. Park*

npj flexible electronics 6, 98 (2022)

Beyond Human Touch Perception: An Adaptive Robotic Skin Based on Gallium Microgranules for Pressure Sensory Augmentation

S. Lee, S.H. Byun, C.Y. Kim, S. Cho, S. Park, J.Y. Sim, J.W. Jeong

Advanced Materials 2204805 (2022)

Multichannel Acoustic Spectroscopy of the Human Body for Inviolable Biometric Authentication

H.W. Noh, C.G. Ahn, S.H. Chae, Y. Ku, J.Y. Sim

Biosensors 12, 9 (2022)

Bending Sensor Based on Controlled Microcracking Regions for Application toward Wearable Electronics and Robotics

D.H. Lee, J.C. Yang, J.Y. Sim, H. Kang, H.R. Kim, S. Park

ACS Applied Materials 14, 27 (2022)

An Easy-to-Fabricate Cell Stretcher Reveals Density-Dependent Mechanical Regulation of Collective Cell Movements in Epithelia

K.C. Hart†, J.Y. Sim†, M. A. Hopcroft, D.J. Cohen, J. Tan, W.J. Nelson, B.L. Pruitt

Cellular and molecular bioengineering 14, 569-581 (2021)

Identity Recognition Based on Bioacoustics of Human Body

S.-H. Byun†, J.Y. Sim†, Z. Zhou, J. Lee, R. Qazi, M.C. Walicki, K.E. Parker, M.P. Haney, S.H. Choi, A. Shon, G.B. Gereau, J. Bilbily, S. Li, Y. Liu, W.-H. Yeo, J.G. McCall, J. Xiao, and J.-W. Jeong

IEEE Transactions on Cybernetics 2, 51-5, 2761-2772 (2021)

Electrical Impedance of Upper Limb Enables Robust Wearable Identity Recognition against Variation in Finger Placement and Environmental Factors

H.W. Noh†, J.Y. Sim†, C.-G. Ahn, Y. Ku

Biosensors 11, 10: 398 (2021) 

Materials and Manufacturing Strategies for Mechanically Transformative Electronics

S.-H. Byun†, J.Y. Sim†, K-C Agno, and J.-W. Jeong

Materials Today Advances 7, 100089 (2020)

Parallel Signal Processing of Wireless Pressure Sensing Platform Combined with Machine Learning Based Cognition, Inspired from Human Somatosensory System

G.-H. Lee, J.-K. Park, J. Byun, J.C. Yang, S.Y. Kwon, C. Kim, C. Jang, J.Y. Sim†, J.-G. Yook†, and S. Park†

Advanced Materials 1906269 (2020)

Selected as Cover Article

Mechanically Transformative Electronics, Sensors, and Implantable Devices

S.-H. Byun†, J.Y. Sim†, Z. Zhou, J. Lee, R. Qazi, M.C. Walicki, K.E. Parker, M.P. Haney, S.H. Choi, A. Shon, G.B. Gereau, J. Bilbily, S. Li, Y. Liu, W.-H. Yeo, J.G. McCall, J. Xiao, and J.-W. Jeong

Science Advances 5: eaay0418 (2019)

Ratiometric Impedance Sensing of Fingers for Robust Identity Authentication

H.W. Noh, C.-G. Ahn, J.Y. Sim*

Scientific Reports 9, 13566 (2019)

22. R. Qazi, A.M. Gomez, D.C. Castro, Z. Zou, J.Y. Sim, Y. Xiong, J. Abdo, C.Y. Kim, A. Anderson, F. Lohner, S.-H. Byun, B.C. Lee, K.-I. Jang, J. Xiao, M.R. Bruchas and J.-W. Jeong, “Wireless Optofluidic Brain Probes for Chronic Neuropharmacology and Photostimulation,” Nature Biomedical Engineering, vol. 3, pp. 655–669, August 2019.


21. J. Oh, J.-O. Kim, Y. Kim, H.B. Choi, J.C. Yang, S. Lee, M. Pyatykh, J. Kim, J.Y. Sim, and S. Park, “Highly Uniform and Low Hysteresis Piezoresistive Pressure Sensors Based on Chemical Grafting of Polypyrrole on Elastomer Template with Uniform Pore Size,” Small, vol. 0, no. 0, p. 1901744, June, 2019.


20. J.C. Yang, J.-O. Kim, J. Oh, S.Y. Kwon, J.Y. Sim, D.W. Kim, H.B. Choi, and S. Park, “Microstructured Porous Pyramid-Based Ultrahigh Sensitive Pressure Sensor Insensitive to Strain and Temperature,” ACS Appl. Mater. Interfaces, vol. 11, no. 21, pp. 19472–19480, May 2019.


19. A.Y. Kim, E.H. Jang, K.W. Choi, H.J. Jeon, S. Byun, J.Y. Sim, J.H. Choi, and H.Y. Yu, “Skin Conductance Responses in Major Depressive Disorder (MDD) under Mental Arithmetic Stress,” PLOS ONE, vol. 14, no. 4, p. e0213140, April 2019.


18. J. Ryu, J. Kim, J. Oh, S. Lim, J.Y. Sim, J. S. Jeon, K. No, S. Park, and S. Hong, “Intrinsically Stretchable Multi-functional Fiber with Energy Harvesting and Strain Sensing Capability,” Nano Energy, vol. 55, pp. 348–353, January 2019.


17. J.-O. Kim, S.Y. Kwon, Y. Kim, H.B. Choi, J.C. Yang, J. Oh, H.S. Lee, J.Y. Sim, S. Ryu, and S. Park, “Highly Ordered 3D Microstructure-Based Electronic Skin Capable of Differentiating Pressure, Temperature, and Proximity,” ACS Appl. Mater. Interfaces, vol. 11, no. 1, pp. 1503–1511, January 2019.


16. S. Lee, J. Oh, J.C. Yang, J.Y. Sim, J. Ryu, J.-O. Kim, S. Park, “A Highly Sensitive Bending Sensor Based on Controlled Crack Formation Integrated with an Energy Harvesting Pyramid Layer,” Advanced Materials Technologies 3, 1800307, September 2018.


15. J. Oh, J.C. Yang, J.-O. Kim, H. Park, S.Y. Kwon, S. Lee, J.Y. Sim, H.W. Oh, J. Kim, and S. Park, “Pressure Insensitive Strain Sensor with Facile Solution-Based Process for Tactile Sensing Applications,” ACS Nano, vol. 12, no. 8, pp. 7546–7553, August 2018.


14. J.Y. Sim, C.G. Ahn, E.J. Jeong, B.K. Kim, “In vivo Microscopic Photoacoustic Spectroscopy for Non-Invasive Glucose Monitoring Invulnerable to Skin Secretion Products,” Scientific Reports, vol. 8, 1, 1059, January 2018.


13. J. Moeller†, A.K. Denisin†, J.Y. Sim, R.E. Wilson, A.J.S. Ribeiro, B.L. Pruitt, “Controlling Cell Shape on Hydrogels Using Lift-off Protein Patterning,” PLOS ONE, vol. 13 (1), e0189901, January 2018. (†Equally Contributed)


12. K.C. Hart, J. Tan, K.A. Siemers, J.Y. Sim, B.L. Pruitt, W.J. Nelson, and M. Gloerich, “E-cadherin and LGN Align Epithelial Cell Divisions with Tissue Tension Independently of Cell Shape,” Proceedings of the National Academy of Sciences, vol. 114, no. 29, pp. E5845–E5853, July 2017.


11. J.Y. Sim, M.P. Haney, S.I. Park, J. G. McCall, and J.-W. Jeong, “Microfluidic Neural Probes: In vivo Tools for Advancing Neuroscience,” Lab on a Chip, vol. 17, no. 8, pp. 1406–1435, April 2017.


10. Y.-J. Lee, E.-J. Jeong, H.-W. Song, C.-G. Ahn, H.W. Noh, J.Y. Sim, D.H. Song, M.Y. Jeon, S. Lee, H. Kim, M. Zhang, B.K. Kim, “Photoacoustic Imaging Probe for Detecting Lymph Nodes and Spreading of Cancer at Various Depths,” Journal of Biomedical Optics, vol. 22, no. 9, pp. 091513–091513, September 2017.


9. J.Y. Sim, C.-G. Ahn, C. Huh, K.H. Chung, E.-J. Jeong, and B.K. Kim, “Synergetic Resonance Matching of a Microphone and a Photoacoustic Cell,” Sensors, vol. 17, no. 4, p. 804, April 2017.


8. B.W. Benham-Pyle, J.Y. Sim, K.C. Hart, B.L. Pruitt, and W.J. Nelson, “Increasing β-catenin/Wnt3A Activity Levels Drive Mechanical Strain-induced Cell Cycle Progression Through Mitosis,” eLife, vol. 5, p. e19799, October 2016.


7. J.-W. Jeong, J.G. McCall, G. Shin, Y. Zhang, R. Al-Hasani, M. Kim, S. Li, J.Y. Sim, K.-I. Jang, Y. Shi, D.Y. Hong, Y. Liu, G.P. Schmitz, L. Xia, Z. He, P.Gamble, W.Z. Ray, Y. Huang, M.R. Bruchas, J.A. Rogers, “Wireless Optofluidic Systems for Programmable In Vivo Pharmacology and Optogenetics,” Cell, vol. 162, no. 3, pp. 662–674, July 2015.


6. J.Y. Sim, R.E. Taylor, T. Larsen, and B.L. Pruitt, “Oxidation Stiffening of PDMS Microposts,” Extreme Mechanics Letters, vol. 3, pp. 17–23, June 2015.


5. J.Y. Sim†, J. Moeller†, K.C. Hart, D. Ramallo, V. Vogel, A.R. Dunn, W.J. Nelson, and B.L. Pruitt, “Spatial Distribution of Cell-Cell and Cell-ECM Adhesions Regulates Force Balance while Maintaining E-Cadherin Molecular Tension in Cell Pairs,” Molecular Biology of the Cell, vol. 26, pp. 2456–2465, May 2015. (†Equally Contributed.)


4. C.L. Roozeboom, M.A. Hopcroft, W.S. Smith, J.Y. Sim, D. Wickeraad, P.G. Hartwell, B.L. Pruitt, “Integrated Multifunctional Environmental Sensors,” Journal of Microelectromechanical Systems, vol. 22, pp. 779–793, June 2013.


3. R.E. Taylor, K. Kim, N. Sun, S.-J. Park, J.Y. Sim, G. Fajardo, D. Bernstein, J.C. Wu and B.L. Pruitt, “Sacrificial Layer Technique for Axial Force Post Assay of Immature Cardiomyocytes,” Biomedical Microdevices, vol. 15, Issue 1, pp. 171–181, February 2013.


2. C.S. Simmons†, J.Y. Sim†, P. Baechtold, A. Gonzalez, C. Chung, N. Borghi, B.L. Pruitt, “Integrated Strain Array for Cellular Mechanobiology Studies,” Journal of Micromechanics and Microengineering, vol. 21, no. 054016, April 2011. (†Equally Contributed)


1. K. Kim, R. Taylor, J.Y. Sim, S.J. Park, J.J. Norman, G. Fajardo, D. Bernstein, and B.L. Pruitt, “Calibrated Micropost Arrays for Biomechanical Characterization of Cardiomyocytes,” Micro and Nano Letters, vol. 6, 5, pp. 317–322, May 2011.

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