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Flexible Graphene-on-PDMS Sensor for Human Motion Monitoring Applications

Debarun Sengupta, Vigneshraj Muthuram, Ajay Giri Prakash Kottapalli
2020 2020 IEEE Sensors  
In this work, a 4-step method of developing flexible, stretchable, and thin graphene-on-polydimethylsiloxane (PDMS) piezoresistive strain sensors is presented.  ...  A gait monitoring system comprising of two identical sensors integrated on the knee region of a sports leggings is developed and demonstrated for realtime human motion monitoring.  ...  ACKNOWLEDGMENT The authors would like to thank Uttariyo Saha for his assistance with the gait characteristics monitoring experiments.  ... 
doi:10.1109/sensors47125.2020.9278663 fatcat:kb2pzl6nengnhl2l44dcyi3ywu

Challenges in Design and Fabrication of Flexible/Stretchable Carbon- and Textile-Based Wearable Sensors for Health Monitoring: A Critical Review

Jae Sang Heo, Md Faruk Hossain, Insoo Kim
2020 Sensors  
Furthermore, we discuss the remaining challenges for both carbon- and textile-based wearable sensors and then suggest effective strategies to realize the wearable sensors in health monitoring.  ...  Among the various developed materials and fabrication processes for wearable sensors, carbon-based materials and textile-based configurations are considered as promising approaches due to their outstanding  ...  Acknowledgments: The authors own many thanks to the anonymous reviewers for their instructive comments. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/s20143927 pmid:32679666 fatcat:345i37p5sfb4nfgapbu5w67qq4

Skin-Like Strain Sensors Enabled by Elastomer Composites for Human–Machine Interfaces

Chunki Yiu, Tsz Hung Wong, Yiming Liu, Kuanming Yao, Ling Zhao, Dengfeng Li, Zhao Hai, Huanxi Zheng, Zuankai Wang, Xinge Yu
2020 Coatings  
The flexible sensor can be directly mounted onto human skin for detecting mechanical motion, exhibiting its great potential in wearable electronics and human–machine interfaces.  ...  Flexible electronics exhibit tremendous potential applications in biosensing and human–machine interfaces for their outstanding mechanical performance and excellent electrical characteristics.  ...  wearable [5] [6] [7] [8] , and flexible [9, 10] .  ... 
doi:10.3390/coatings10080711 fatcat:5kyulzuvbjeenh4h2h4e32gbha

Intelligent Nanomaterials for Wearable and Stretchable Strain Sensor Applications: The Science behind Diverse Mechanisms, Fabrication Methods, and Real-Time Healthcare

Veluru Jagadeesh Babu, Merum Anusha, Merum Sireesha, Subramanian Sundarrajan, Syed Sulthan Alaudeen Abdul Haroon Rashid, A. Senthil Kumar, Seeram Ramakrishna
2022 Polymers  
It has become a scientific obligation to unveil the underlying mechanisms and the fabrication methods behind wearable/stretchable strain sensors based on intelligent nanomaterials in order to explore their  ...  This review article meticulously describes the role of wearable and strain sensors in achieving such objectives.  ...  ., thanks to Seeram Ramakrishna for providing valuable information and suggestions for making the manuscript. Conflicts of Interest: There are no conflicts to declare.  ... 
doi:10.3390/polym14112219 pmid:35683893 pmcid:PMC9182624 fatcat:gbxgq5aifndnvhq5v3mpiznexa

Recent Advances in Flexible Sensors and Their Applications

Bouchaib Zazoum, Khalid Mujasam Batoo, Muhammad Azhar Ali Khan
2022 Sensors  
Flexible sensors are low cost, wearable, and lightweight, as well as having a simple structure as per the requirements of engineering applications.  ...  Furthermore, for many potential applications, such as human health monitoring, robotics, wearable electronics, and artificial intelligence, flexible sensors require high sensitivity and stretchability.  ...  Acknowledgments: The authors would like to acknowledge Prince Mohammad Bin Fahd University for the support of this work. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/s22124653 pmid:35746434 pmcid:PMC9228765 fatcat:ln5me4ypvbc4pbak2a4kjeh2ti

Smart Sensor Systems for Wearable Electronic Devices

Byeong Wan An, Jung Hwal Shin, So-Yun Kim, Joohee Kim, Sangyoon Ji, Jihun Park, Youngjin Lee, Jiuk Jang, Young-Geun Park, Eunjin Cho, Subin Jo, Jang-Ung Park
2017 Polymers  
Wearable human interaction devices are technologies with various applications for improving human comfort, convenience and security and for monitoring health conditions.  ...  As a result, wearable electronic devices are receiving greater attention because of their facile interaction with the human body, such as monitoring heart rate, wrist pulse, motion, blood pressure, intraocular  ...  Thus, wearable pressure sensors have been studied extensively for applications in healthcare and medical diagnosis devices.  ... 
doi:10.3390/polym9080303 pmid:30970981 pmcid:PMC6418677 fatcat:5fbfbck67beqbdzhlq36c5byga

Recent Developments in Printing Flexible and Wearable Sensing Electronics for Healthcare Applications

Saleem Khan, Shawkat Ali, Amine Bermak
2019 Sensors  
Special focus is given to printable materials and sensors, which are key enablers for wearable electronics.  ...  Sensor patches are embedded onto the human epidermis accompanied by data readout and signal conditioning circuits with wireless communication modules for transmitting data to the computing devices.  ...  Acknowledgments: We are thankful to the Qatar National Library (QNL) for supporting the publication charges of this review article.  ... 
doi:10.3390/s19051230 fatcat:ok2xdmlrhfbzfki2wvc67ayg2u

Recent Development of Flexible Tactile Sensors and Their Applications

Trong-Danh Nguyen, Jun Seop Lee
2021 Sensors  
With the rapid development of society in recent decades, the wearable sensor has attracted attention for motion-based health care and artificial applications.  ...  In particular, tactile sensors are applied directly on the skin and provide input signals of motion change for the flexible reading device.  ...  The device based on fiber and fabric also seems to have promising potential for wearables sensors [147] .  ... 
doi:10.3390/s22010050 pmid:35009588 pmcid:PMC8747637 fatcat:e5m6in7lgzgkzec4m6senf7uyq

Soft Material-Enabled, Flexible Hybrid Electronics for Medicine, Healthcare, and Human-Machine Interfaces

Robert Herbert, Jong-Hoon Kim, Yun Kim, Hye Lee, Woon-Hong Yeo
2018 Materials  
For example, recent reviews [18, 19] focus only on specific wearable devices such as strain or tactile sensors, while others [20, 21] include expansion of wearable sensor types but still miss the coverage  ...  Here, we summarize the required properties of soft materials and their characteristics for configuring sensing and substrate components in wearable and implantable devices and systems.  ...  Kim, Hye Moon Lee, and Woon-Hong Yeo reviewed and summarized integration strategies and FHE applications; all authors wrote the paper together.  ... 
doi:10.3390/ma11020187 pmid:29364861 pmcid:PMC5848884 fatcat:jcs4haa36bg5rjszj526bfwbza

All-Fabric-Based Flexible Capacitive Sensors with Pressure Detection and Non-Contact Instruction Capability

Xiaorui Ye, Mingwei Tian, Ming Li, Hang Wang, Yangcheng Shi
2022 Coatings  
The flexible and wearable capacitive sensors have captured tremendous interest due to their enormous potential for healthcare monitoring, soft robotics, and human−computer interface.  ...  Furthermore, a 4 × 4 (16 units) textile-only capacitive bimodal sensor array was prepared and has excellent spatial resolution and response performance, showing great potential for the wearable applications  ...  Furthermore, we thank Weidong Zhang from Jiangsu College of Engineering and Technology for some supports in testing and data analysis.  ... 
doi:10.3390/coatings12030302 fatcat:lumfvvlnfbb3xler5lvb74x7ni

An overview of materials, processing, and applications for wearable electronics

Sara Eskandarinezhad, Mohammad Yusuf
2021 Journal of Composites and Compounds  
production of mass, enabling them to be a good candidate for wearable and flexible electronics.  ...  These new devices are probably a collection of different applications like batteries, sensors, displays, and so on. In these respects, conductive fibers, inks, and fabrics were examined.  ...  Dinh et al. investigated different folding angles for a CNT-based thermal flow sensor.  ... 
doi:10.52547/jcc.3.4.7 fatcat:o6gb5affrbfshj6oxuetyppzea

Recent Advances in Materials and Flexible Sensors for Arrhythmia Detection

Matthew Guess, Nathan Zavanelli, Woon-Hong Yeo
2022 Materials  
In this review, we analyze the current trends in flexible wearable sensors for cardiac monitoring and the efficacy of these devices for arrhythmia detection.  ...  However, current devices are still largely limited by the fundamental mismatch between skin and sensor, giving way to motion artifacts.  ...  (c) Photo of a graphene-based flexible sensor in a heart-rate monitoring bracelet. (d) Photos of CNT-based microelectrodes for a fiber optoelectronic device. Figure 3 . 3 Figure 3.  ... 
doi:10.3390/ma15030724 pmid:35160670 pmcid:PMC8836661 fatcat:i5ukj3x5avf5jlumnk6d2sqobq

Recent Progress in Flexible Wearable Sensors for Vital Sign Monitoring

Jihong Liu, Meilin Liu, Yu Bai, Jiahao Zhang, Hongwei Liu, Wenbin Zhu
2020 Sensors  
With the development of flexible electronic materials, as well as the wide development and application of smartphones, the cloud, and wireless systems, flexible wearable sensor technology has a significant  ...  Based on them, this paper reviews the latest research progress of new flexible materials and different types of sensors for monitoring vital signs (including electrophysiological signals, body temperature  ...  Acknowledgments: The authors acknowledge support of Academy of Innovation and Entrepreneurship of Northeastern University. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/s20144009 pmid:32707637 fatcat:5wop7zw3xfeyxjfxrfwjs3thim

MXene Wearables: Properties, Fabrication Strategies, Sensing Mechanism and Applications

Vaishakh Kedambaimoole, Kajol H. Garwal, Rajanna Konandur, Prosenjit Sen, Manjunath M Nayak, Saurabh Kumar
2022 Materials Advances  
The advances in wearable sensors...  ...  The current pandemic has forced the healthcare system into a transformation where the patients are required to be continuously monitored without the need for hospitalization.  ...  India and Centre for Nano Science and Engineering (CeNSE) at Indian Institute of Science (IISc), Bengaluru, India, respectively are sincerely acknowledged.  ... 
doi:10.1039/d1ma01170g fatcat:7iru6yatuvdbnpswd7hwbvtapy

Advanced materials of printed wearables for physiological parameter monitoring

Sithara P. Sreenilayam, Inam Ul Ahad, Valeria Nicolosi, Victor Acinas Garzon, Dermot Brabazon
2019 Materials Today  
sensor devices are summarized.  ...  Clinical devices for measurement of these parameters are also traditionally non-wearable.  ...  and by I-Form industry partners.  ... 
doi:10.1016/j.mattod.2019.08.005 fatcat:e2etcimfrfcslmcmngvynmz7jm
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