Heeseok Kang

ORCID: 0000-0002-5799-2966
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About
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Research Areas
  • Advanced Sensor and Energy Harvesting Materials
  • Electrospun Nanofibers in Biomedical Applications
  • Conducting polymers and applications
  • Thermal Radiation and Cooling Technologies
  • Neuroscience and Neural Engineering
  • Soft Robotics and Applications
  • Urban Heat Island Mitigation
  • Surface Modification and Superhydrophobicity
  • Additive Manufacturing and 3D Printing Technologies
  • Planarian Biology and Electrostimulation
  • Supercapacitor Materials and Fabrication
  • Photoreceptor and optogenetics research
  • Radiomics and Machine Learning in Medical Imaging
  • Advanced Materials and Mechanics
  • Quantum Electrodynamics and Casimir Effect
  • Bladder and Urothelial Cancer Treatments
  • Colorectal Cancer Screening and Detection
  • Advanced Thermoelectric Materials and Devices
  • Wound Healing and Treatments
  • Tissue Engineering and Regenerative Medicine
  • Extraction and Separation Processes
  • Polymer composites and self-healing
  • Tactile and Sensory Interactions
  • Building Energy and Comfort Optimization
  • Advancements in Battery Materials

Korea University
2022-2025

Korea Institute of Science and Technology
2024-2025

As rubber-like elastomers have led to scientific breakthroughs in soft, stretchable characteristics-based wearable, implantable electronic devices or relevant research fields, developments of degradable with comparable mechanical properties could bring similar technological innovations transient, bioresorbable electronics expansion into unexplored areas. Here, we introduce ultra-stretchable, biodegradable capable stretching up ~1600% outstanding toughness, tear-tolerance, and storage...

10.1038/s41467-023-38040-4 article EN cc-by Nature Communications 2023-04-20

Recent advances in passive radiative cooling systems describe a variety of strategies to enhance efficiency, while the integration such technology with bioinspired design using biodegradable materials can offer research opportunity generate energy sustainable manner, favorable for temperature/climate system planet. Here, we introduce stretchable and ecoresorbable cooling/heating engineered zebra stripe-like patterns that enable generation large in-plane temperature gradient thermoelectric...

10.1126/sciadv.adf5883 article EN cc-by-nc Science Advances 2023-02-01

Current standard clinical options for patients with detrusor underactivity (DUA) or underactive bladder─the inability to release urine naturally─include the use of medications, voiding techniques, and intermittent catheterization, which patient inserts a tube directly into urethra eliminate urine. Although those are life-saving there still unfavorable side effects, including urinary tract infection (UTI), urethritis, irritation, discomfort. Here, we report wireless, fully implantable,...

10.1021/acsnano.3c00755 article EN ACS Nano 2023-04-18

Substrates or encapsulants in soft and stretchable formats are key components for transient, bioresorbable electronic systems; however, elastomeric polymers with desired mechanical biochemical properties very limited compared to non-transient counterparts. Here, we introduce a elastomer, poly(glycolide-co-ε-caprolactone) (PGCL), that contains excellent material including high elongation-at-break (< 1300%), resilience toughness, tunable dissolution behaviors. Exploitation of PGCLs as polymer...

10.1007/s40820-023-01268-2 article EN cc-by Nano-Micro Letters 2024-02-01

Although biodegradable, transient electronic devices must dissolve or decompose via environmental factors, an effective waterproofing encapsulation system is essential for reliable, durable operation a desired period of time. Existing protection approaches use multiple alternate layers electrically inactive organic/inorganic elements combined with polymers; however, their high mechanical stiffness not suitable soft, time-dynamic biological tissues/skins/organs. Here, we introduce...

10.1021/acsnano.3c03063 article EN ACS Nano 2023-07-27

Current research in the area of surgical mesh implants is somewhat limited to traditional designs and synthesis various materials, whereas meshes with multiple functions may be an effective approach address long-standing challenges including postoperative complications. Herein, a bioresorbable electronic presented that offers high mechanical strength over extended timeframes, wireless post-operative pressure monitoring, on-demand drug delivery for restoration tissue structure function. The...

10.1002/adma.202307391 article EN Advanced Materials 2023-09-29

Abstract Effective encapsulation is essential for reliable operation of bio‐integrated electronics, particularly those containing dissolvable elements, under humid environments desired periods time; however, conventional inorganic or organic encapsulants often suffer from tissue‐incompatible mechanical rigidity and insufficient water‐barrier performance. Here, a mechanically resilient efficient strategy proposed that can exceed functional lifetime state‐of‐the‐art soft encapsulations by...

10.1002/adfm.202403427 article EN cc-by-nc Advanced Functional Materials 2024-05-08

Abstract Soft robots have partially or entirely provided versatile opportunities for issues roles that cannot be addressed by conventional machine robots, although most studies are limited to designs, controls, physical/mechanical motions. Here, we present a transformable, reconfigurable robotic platform created the integration of magnetically responsive soft composite matrices with deformable multifunctional electronics. Magnetic compounds engineered undergo phase transition at low...

10.1007/s40820-024-01601-3 article EN cc-by Nano-Micro Letters 2025-02-17

Bladder cancer, when diagnosed at an advanced stage, often necessitates inevitable invasive intervention. Consequently, non-invasive biosensor-based cancer detection and AI-based precision screening are being actively employed. However, the misclassification of patients as normal-referred to false negatives-remains a significant concern, it could lead fatal outcomes in lifespan. Moreover, while ensemble techniques such soft voting other methods can improve model accuracy reduce...

10.1016/j.compbiomed.2025.109980 article EN cc-by-nc-nd Computers in Biology and Medicine 2025-03-09

Recent advancements in wearable sweat sensors, which use standardized electrochemical and colorimetric mechanisms, offer holistic representation of health status for users. However, the constraints sensors present ongoing challenges to realization personalized management. This study presents an electrocolorimetric (EC) platform that enables reversible multiple-time data visualization using electrophoretic display (EPD). represents application low-power EPD epidermal sensor, evaluated through...

10.1126/sciadv.adu2142 article EN cc-by-nc Science Advances 2025-03-28

As the regenerative mechanisms of biological organisms, self-healing provides useful functions for soft electronics or associated systems. However, there have been few examples where all components properties while also ensuring compatibility between to achieve multifunctional and resilient bio-integrated electronics. Here, we introduce a stretchable, biodegradable, conductor constructed by combination two layers: (i) synthetic elastomer (ii) conductive composite with additives. Abundant...

10.1126/sciadv.adp9818 article EN cc-by-nc Science Advances 2024-09-04

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10.2139/ssrn.4668501 preprint EN 2024-01-01

Abstract As the demand for power systems, including portable ones, is growing at an ever‐faster pace, many studies are approaching to discover innovative materials current battery technology or replace existing ones with new systems through mimicking living things nature. Here, a soft, solid‐state storage system featuring electric eel‐inspired artificial organs capable of converting chemical potential ionic gradient into electricity introduced. These constructed assembly low and high...

10.1002/adfm.202309781 article EN Advanced Functional Materials 2023-10-02

Surgical Mesh In article number 2307391, Hyun-Young Kim, Suk-Won Hwang, and co-workers introduce a bioresorbable electronic surgical mesh that offers high mechanical strength over extended timeframes, wireless post-operative pressure monitoring, remote controls of drug delivery for abdominal hernia repair. vivo evaluations demonstrate reliable, long-lived operation effective treatment functionalities by clear evidence suppressed complications such as adhesion formation infections.

10.1002/adma.202470079 article EN Advanced Materials 2024-03-01

An eco-friendly, fully biodegradable magnesium alloy (AZ31)–tungsten (W) battery exhibits enhanced stability and corrosion resistance. The integration of alginate-based elastic electrolytes demonstrates a solid-state battery.

10.1039/d4ta06222a article EN cc-by-nc Journal of Materials Chemistry A 2024-01-01
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