Flexible Electronic Skin: From Humanoids to Humans

Volume 107, Issue 10 | October 2019

Guest Editors:

Ravinder Dahiya
Deji Akinwande
Joseph S. Chang

Special Issue Papers

Scanning the Issue

By R. Dahiya, D. Akinwande, and J. Chang

Large-Area Soft e-Skin: The Challenges Beyond Sensor Designs

By R. Dahiya, N. Yogeswaran, F. Liu, L. Manjakkal, E. Burdet, V. Hayward, and H. Jörntell

This article presents the state of the field of large-area tactile sensing in robotics and prosthetics, particularly focusing on neural-like tactile data handling, energy autonomy, and advanced manufacturing based on printed electronics.

A Comprehensive Realization of Robot Skin: Sensors, Sensing, Control, and Applications

By G. Cheng, E. Dean-Leon, F. Bergner, J. R. Guadarrama Olvera, Q. Leboutet, and P. Mittendorfer

This article presents a holistic approach to engineer the artificial skin for robots with an example of a multimodal skin cell showing multiple humanlike sensing modalities.

E-Skins: Biomimetic Sensing and Encoding for Upper Limb Prostheses

By M. M. Iskarous and N. V. Thakor

This article focuses on prosthetic application of e-skin, discussing the physiology of the receptors that encode tactile, thermal, nociceptive, and proprioceptive information and the sensors designed to mimic them.

Flexible Multimodal Sensors for Electronic Skin: Principle, Materials, Device, Array Architecture, and Data Acquisition Method

By S. Jeon, S.-C. Lim, T. Q. Trung, M. Jung, and N.-E. Lee

This article presents the research trends and approaches in the field of flexible and stretchable multimodal sensors for e-skin.

Flexible Ultralow-Power Sensor Interfaces for E-Skin

By C. Jiang, X. Cheng, and A. Nathan

This article presents the state of the art in thin film electronics with examples of low-power transistors and sensor interfaces.

A Fully Additive Low-Temperature All-Air Low-Variation Printed/Flexible Electronics With Self-Compensation for Bending: Codesign From Materials, Design, Fabrication, and Applications

By J. S. Chang and T. Ge

This article presents the codesign between the different chains of flexible electronics supply chain to derive practical flexible electronics and sensors for applications where the substrate is expected to bend.

Energy Scavenging and Powering E-Skin Functional Devices

By R. D. I. G. Dharmasena, K. D. G. I. Jayawardena, Z. Saadi, X. Yao, R. M. I. Bandara, Y. Zhao, and S. R. P. Silva

This article highlights the importance of scavenging energy from human body movements and presents some of the key developments that enable energy harvesting through mechanical and thermal affects, as well as energy management and storage technologies.

Organic Photovoltaics: Toward Self-Powered Wearable Electronics

By K. Yu, S. Rich, S. Lee, K. Fukuda, T. Yokota, and T. Someya

This article discusses recent developments in flexible organic photovoltaics (OPVs), including advances in materials, structure, and integration with additional wearable components, such as sensors and displays.

Physical and Chemical Sensing With Electronic Skin

By K. Takei, W. Gao, C. Wang, and A. Javey

This article discusses current progress on flexible and stretchable transistors and sensors for e-skin such as flexible chemical sensors for sweat analysis as well as physical sensors for detecting force, and temperature.

Electronic Skins Based on Liquid Metals

By J. Yang, W. Cheng, and K. Kalantar-Zadeh

This article discusses liquid metal alloys of gallium which provide unique physical and chemical properties for e-skin, originating from their high thermal and electrical conductivities.

Materials and Design Strategies of Stretchable Electrodes for Electronic Skin and its Applications

By S. Hong, S. Lee, and D.-H. Kim

This article presents an overview of state-of-the-art technological advances in materials and design strategies for the development of stretchable electrodes.