Seokjoo Cho, Ph. D

Caltech, Medical Engineering

Post-doctoral Researcher

Email: sjcho@caltech.edu

Mechanical engineer specializing in soft bioelectronics and multiphysics-integrated wearable systems. My research focuses on mechanics-driven design of wireless, battery-free optoelectronic sensors for applications in healthcare monitoring, and human–machine interfaces.

Research topics

Soft Mechanics and Skin-Interfaced Wearable Systems

Mechanics-driven design of flexible and conformal bioelectronic devices for advanced health monitoring.

Specific Research Topics

Mechanics-driven design of flexible and stretchable wearable devices
Physical sensing of mechanical loads on the human body (pressure, shear, and strain) for healthcare monitoring and human–robot interaction (HRI)

Small, 2405493, 2024 Front Cover / npj Flexible Electronics, 7, 8, 2023 / Device, 4, 101081, 2026 / Advanced Materials, 24191612024, 2025

Wireless Multiphysics Bioelectronics

Integration of mechanical, optoelectronic, electrical, and microfluidic systems for fully passive, wireless wearable sensing platforms. Battery-free bioelectronic systems enable continuous and unobtrusive health monitoring without bulky power sources.

Specific Research Topics

NFC-based wireless power transfer and communication for battery-free wearable sensing
Multimodal monitoring of physiological and biochemical biomarkers for chronic wound and metabolic disease care

Advanced Functional Materials, e32167, 2026 Front Cover / Advanced Functional Materials, 2316196, 2024 Front Cover / Device, 4, 101107 , 2026

MEMS and Microfabrication for Biomedical Sensors

Microelectromechanical systems (MEMS) and advanced microfabrication techniques enable the miniaturization and scalability of next-generation biomedical sensors.

Specific Research Topics

MEMS-based design and fabrication of miniaturized biomedical sensors
Scalable manufacturing for point-of-care diagnostics and robotic tactile sensing

Small, 2405493, 2024 Front Cover / npj Flexible Electronics, 7, 8, 2023 / Device, 4, 101081, 2026

Featured publications

Wireless, optoelectronic, multimodal skin sensor for simultaneous monitoring of mechanical stress and vascular responses, Nature communications, Accepted, 2026

Wireless, Battery-free, Optoelectronic Diagnostic Sensor Integrated Colorimetric Dressing for Advanced Wound Care, Advanced Functional Materials, 2316196, 2024 Front Cover.

Battery-free, Wireless Multi-modal Sensor and Actuator Array System for Pressure Injury Prevention, Small, 2405493, 2024 Front Cover

Wireless, battery-free, optoelectronic, multi-modal sensor integrated with colorimetric dressing for diabetic ulcer management, Advanced Functional Materials, e32167, 2026 Front Cover

Wireless, multimodal sensors for continuous measurement of pressure, temperature, and hydration of patients in wheelchair, npj Flexible Electronics, 7, 8, 2023

Lighting the Path to Precision Healthcare: Advances and Applications of Wearable Photonic Sensors, Advanced Materials, 24191612024, 2025

Wireless, battery-free wearable optoelectronic–colorimetric microfluidic sensor for multiplex sweat analysis, Device, 4, 101107 , 2026

Modular Tactile Sensor Platform with Sequential Optical Sampling for Scalable Human–Robot Interfaces, Device, 4, 101081, 2026

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