Results 121 to 130 of about 197,962 (295)

Comparison of fabric and embroidered dipole antennas

, 2013
Flexible antennas are an important component for wearable wireless devices of the future. A comparison between fabric and embroidered dipole antennas is performed to evaluate the suitability of different conductors as building blocks of textile antennas.
Fumeaux, I., Kaufmann, T., Fumeaux, C.
core  

Recent Advances in Light‐Addressable Electrochemistry for Spatially Resolved Applications

Advanced Materials Technologies, EarlyView.
This comprehensive review highlights light‐addressable electrochemistry as a powerful tool that uses light to control localized chemical reactions on unstructured semiconductor surfaces. The work evaluates advanced strategies to optimize electrode materials for enhanced spatial resolution and stability. Furthermore, it showcases diverse applications in
Nhi Trang Vo, Sina Jamali, Nam‐Trung Nguyen   +2 more
wiley   +1 more source

Near Field Radiation Characteristics of Implantable Square Spiral Chip Inductor Antennas for Bio-Sensors [PDF]

, 2007
The near field radiation characteristics of implantable Square Spiral Chip Inductor Antennas (SSCIA) for Bio-Sensors have been measured. Our results indicate that the measured near field relative signal strength of these antennas agrees with simulated ...
Miranda, Felix A., Simons, Rainee N., Nessel, James A.   +2 more
core  

Design of implantable antennas for wireless medical telemetry applications

, 2013
Implantable medical devices (IMDs) are nowadays attracting significant scientific interest for a number of prevention, diagnosis, and therapy applications.
Kiourti, Asimina, Κιούρτη, Ασημίνα, Ασημίνα Κιούρτη   +2 more
core   +1 more source

Moisture‐Adaptive Triboelectric Materials and Platforms: Design Strategies, Performance Enhancement, and Applications in Energy Harvesting and Wearable Electronics

Advanced Materials Technologies, EarlyView.
This review summarizes moisture‐adaptive strategies that enable triboelectric nanogenerators (TENGs) to operate across diverse moisture conditions. It examines moisture‐management methods, including exclusion, directional transport, removal, and utilization, with charge‐regulation approaches based on interfacial, dielectric, and structural engineering.
Junzhe Gan, Zhao Sha, Xuehua Zhang, Hoang‐Phuong Phan, Jin Zhang   +4 more
wiley   +1 more source

Closed-Form Approximations for RF Radiation from Implantable Medical Devices

The radio frequency (RF) performance of implantable antennas is significantly affected by the lossy biological tissues surrounding the implant. This paper introduces an an-alytical method for assessing the gain and radiation patterns of implantable ...
Gao, Mingxiang, Capstick, Myles, Kuster, Niels, Skrivervik, Anja K., Šipuš, Zvonimir   +4 more
core   +1 more source

Bioinspired Adaptive Artificial Cilia With Tunable Sensitivity and Dynamic Range for Airflow Monitoring in the Central Airway

Advanced Materials Technologies, EarlyView.
A magnetically reconfigurable airflow sensor integrated with an airway stent enables tunable sensitivity and dynamic sensing range. Airflow‐induced cantilever deformation generates resistance changes, while an external magnetic field modulates sensor stiffness, enhancing sensitivity at low airflow velocities and extending the sensing range at higher ...
Darren Wang, Ruijian Ge, Shuda Dong, Zhongming Lyu, Yusheng Wang, Nicholas Strymish, Hanwen Fan, Fabien Maldonado, Caitlin T. Demarest, Yuxiao Zhou, Xiaoguang Dong   +10 more
wiley   +1 more source

Circularly polarized dual-band resonance in a miniaturized implantable antenna using combined hexagonal and rhombic patches

Scientific Reports
The design and characterisation of a novel dual-band implantable antenna with compact size is presented in this research. The antenna, which is $$5 \times 5 \times 0.635 {\text{mm}}^{3}$$ in size and operates at two critical frequencies—0.954 GHz in the ...
Shanmugam Kumaravel, Madurakavi Karthikeyan   +1 more
doaj   +1 more source

Degradable Magnetic Composites from Recycled NdFeB Magnets for Soft Actuation and Sensing

Advanced Robotics Research, EarlyView.
This work presents a degradable soft magnetic composite made from recycled NdFeB particles embedded in a gelatin‐based organogel. The material is processed into magnetic sensors and soft robotic components, which can later be dissolved in a green solvent to recover NdFeB magnetic particles.
Muhammad Bilal Khan, Lin Guo, Kilian Schäfer, Eduardo Sergio Oliveros‐Mata, Xiaotao Wang, Florian Hofmann, Matthias Lutzi, Mark Suppelt, Proloy Taran Das, Jan Schmidtpeter, Imants Dirba, Stephan Rinderknecht, Mario Kupnik, Denys Makarov, Oliver Gutfleisch   +14 more
wiley   +1 more source

3D Printing of Self‐Healing Polymers by Material Extrusion: A Process‐Centric Review of Setups, Parameters, and Applications

Advanced Robotics Research, EarlyView.
This review highlights recent advances in material extrusion 3D printing of self‐healing polymers, focusing on the interplay between material chemistry, rheology, hardware customization, and process optimization. Filament‐ and ink‐based extrusion strategies, multimaterial architectures, and postprocessing approaches are discussed for applications in ...
Antonio Pavone, Gianni Stano, Gianluca Percoco   +2 more
wiley   +1 more source