Results 131 to 140 of about 1,666,651 (370)

Advances in Photonic Materials and Integrated Devices for Smart and Digital Healthcare: Bridging the Gap Between Materials and Systems

Advanced Materials, EarlyView.
This article summarizes significant technological advancements in materials, photonic devices, and bio‐interfaced systems, which demonstrate successful applications for impacting human healthcare via improved therapies, advanced diagnostics, and on‐skin health monitoring.
Seunghyeb Ban, Hoon Yi, Jaejin Park, Yunuo Huang, Ki Jun Yu, Woon‐Hong Yeo   +5 more
wiley   +1 more source

Recent Advances in Wide‐Bandgap Perovskite Solar Cells

Advanced Materials, EarlyView.
Ubiquitous defects predominately account for photo‐instability and open‐circuit voltage losses in wide‐bandgap perovskite solar cells (WBG PSCs). This review comprehensively presents the underlying impact mechanisms, summarizes the advanced optimization strategies across various functional layers and their interfaces to develop efficient and stable WBG
Jianjun Mei, Feng Yan
wiley   +1 more source

Challenges and Opportunities of Upconversion Nanoparticles for Emerging NIR Optoelectronic Devices

Advanced Materials, EarlyView.
The special photo‐responsiveness of upconversion nanoparticles has opened up a new path for the advancement of near‐infrared (NIR)‐responsive optoelectronics. However, challenges such as low energy‐conversion efficiency and high nonradiative losses still persist.
Sunyingyue Geng, Hangfei Li, Ziyu Lv, Yongbiao Zhai, Bobo Tian, Ying Luo, Ye Zhou, Su‐Ting Han   +7 more
wiley   +1 more source

Unperceivable Designs of Wearable Electronics

Advanced Materials, EarlyView.
Unperceivable wearable technologies seamlessly integrate into everyone's daily life, for healthcare and Internet‐of‐Things applications. By remaining completely unnoticed both visually and tactilely, by the user and others, they ensure medical privacy and allow natural social interactions.
Yijun Liu, Séverine De Mulatier, Naoji Matsuhisa   +2 more
wiley   +1 more source

Reconfigurable Liquid Crystal‐Based Physical Unclonable Function Integrating Optical and Electrical Responses

Advanced Materials, EarlyView.
Reconfigurable physical unclonable function (PUF) integrating optical and electrical responses in organic field‐effect transistor is developed by using unique optical fingerprint textures and random molecular alignment of the semiconductive smectic liquid crystal. This approach enhances security by enabling hierarchical authentication, providing robust
Hee Seong Yun, Dayan Wei, Sungjun Yang, Geonhyeong Park, Min Seok Kim, Tae Joo Shin, David M. Walba, Moon Jong Han, Dong Ki Yoon   +8 more
wiley   +1 more source

Challenges of Internet of Things and Big Data Integration

, 2018
The Internet of Things anticipates the conjunction of physical gadgets to the In-ternet and their access to wireless sensor data which makes it expedient to restrain the physical world. Big Data convergence has put multifarious new opportunities ahead of
C Perera, F Chen, G Suciu, IAT Hashem, L Xu Da, MR Belgaum, Y Sun, Z Alansari, Z Alansari   +8 more
core   +1 more source

Overcoming Material Incompatibility via 2D Free‐Surface Engineering

Advanced Materials, EarlyView.
A scalable post‐epitaxial strategy introduces a sub‐nanometric 2D free surface (2DFS) at the heterointerface, effectively decoupling lattice‐mismatched layers. This process significantly reduces strain‐driven defects and dislocation density in Ge/Si heterostructures. The resulting bulk‐like material quality, validated by advanced microscopy and optical
Youcef A. Bioud, Meriem Bouchilaoun, Waldemar Schreiber, Redouane Amrar, Gilles Patriarche, Tao Ma, Jens Ohlmann, Ali Soltani, David Lackner, Stefan Janz   +9 more
wiley   +1 more source

Applications of Blockchains in the Internet of Things: A Comprehensive Survey

IEEE Communications Surveys and Tutorials, 2019
The blockchain technology has revolutionized the digital currency space with the pioneering cryptocurrency platform named Bitcoin. From an abstract perspective, a blockchain is a distributed ledger capable of maintaining an immutable log of transactions ...
M. Ali, M. Vecchio, Miguel Pincheira, Koustabh Dolui, Fabio Antonelli, M. H. Rehmani   +5 more
semanticscholar   +1 more source

Blockchain-based Data Provenance for the Internet of Things

, 2019
As more and more applications and services depend on data collected and provided by Internet of Things (IoT) devices, it is of importance that such data can be trusted.
Bertino E., Eberhardt J., Polyzos G. C., Ramachandran A., Simmhan Y. L., Westerkamp M.   +5 more
core   +1 more source

Management and Internet of Things

Procedia Computer Science, 2016
AbstractThe study and development of Internet of Things (IoT) applications, web and mobile, is on the increase. Applications, working with data obtained from different areas such as transportation, smart homes, health care, public services, industry and many others. Previous studies have focused on managing the obtained data.
Ralph Deters, Mayra Samaniego
openaire   +2 more sources