Epidermal impedance sensing sheets for precision hydration assessment and spatial mapping

X Huang, H Cheng, K Chen, Y Zhang… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
This paper presents a class of hydration monitor that uses ultrathin, stretchable sheets with
arrays of embedded impedance sensors for precise measurement and spatially multiplexed …

Epidermal differential impedance sensor for conformal skin hydration monitoring

X Huang, WH Yeo, Y Liu, JA Rogers - Biointerphases, 2012 - pubs.aip.org
We present the design and use of an ultrathin, stretchable sensor system capable of
conformal lamination onto the skin, for precision measurement and spatial mapping of levels …

Wireless, soft sensors of skin hydration with designs optimized for rapid, accurate diagnostics of dermatological health

J Shin, H Wang, K Kwon, D Ostojich… - Advanced …, 2023 - Wiley Online Library
Accurate measurements of skin hydration are of great interest to dermatological science and
clinical practice. This parameter serves as a relevant surrogate of skin barrier function, a key …

Multimodal epidermal devices for hydration monitoring

S Krishnan, Y Shi, RC Webb, Y Ma, P Bastien… - Microsystems & …, 2017 - nature.com
Precise, quantitative in vivo monitoring of hydration levels in the near surface regions of the
skin can be useful in preventing skin-based pathologies, and regulating external …

Analysis of a concentric coplanar capacitor for epidermal hydration sensing

H Cheng, Y Zhang, X Huang, JA Rogers… - Sensors and Actuators A …, 2013 - Elsevier
Without conformal contact between hydration sensors and skin, measured signals (either
capacitance or impedance) can be susceptible to artifacts associated with motion-induced …

Wireless, soft electronics for rapid, multisensor measurements of hydration levels in healthy and diseased skin

K Kwon, H Wang, J Lim, KS Chun… - Proceedings of the …, 2021 - National Acad Sciences
Precise, quantitative measurements of the hydration status of skin can yield important
insights into dermatological health and skin structure and function, with additional relevance …

Materials and designs for wireless epidermal sensors of hydration and strain

X Huang, Y Liu, H Cheng, WJ Shin… - Advanced Functional …, 2014 - Wiley Online Library
This paper presents materials and designs for an ultrathin, stretchable class of device that is
capable of lamination onto the surface of the skin, for wireless determination of dielectric and …

Textile-based wearable sensor for skin hydration monitoring

M Jang, HD Kim, HJ Koo, JH So - Sensors, 2022 - mdpi.com
This research describes a wearable skin hydration sensor based on cotton textile to
determine the state of hydration within the skin via impedance analysis. The sensor structure …

Epidermal electronic systems for measuring the thermal properties of human skin at depths of up to several millimeters

SR Madhvapathy, Y Ma, M Patel… - Advanced Functional …, 2018 - Wiley Online Library
Monitoring the composition, blood flow properties, and hydration status of human skin can
be important in diagnosing disease and tracking overall health. Current methods are largely …

Synergetic Monitoring of both Physiological Pressure and Epidermal Biopotential Based on a Simplified on‐Skin‐Printed Sensor Modality

Y Song, W Ren, Y Zhang, Q Liu, Z Peng, X Wu, Z Wang - Small, 2023 - Wiley Online Library
Flexible electronic sensors show great potential for health monitoring but are usually limited
to single sensing functionality. To enrich their functions, complicated device configurations …