![Sensors | Free Full-Text | Smart Homes for Elderly Healthcare—Recent Advances and Research Challenges Sensors | Free Full-Text | Smart Homes for Elderly Healthcare—Recent Advances and Research Challenges](https://pub.mdpi-res.com/sensors/sensors-17-02496/article_deploy/html/images/sensors-17-02496-g001-550.jpg?1569634551)
Sensors | Free Full-Text | Smart Homes for Elderly Healthcare—Recent Advances and Research Challenges
![Optically Transparent and Flexible Radio Frequency Electronics through Printing Technologies - Li - 2022 - Advanced Materials Technologies - Wiley Online Library Optically Transparent and Flexible Radio Frequency Electronics through Printing Technologies - Li - 2022 - Advanced Materials Technologies - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/55ec6b6a-064c-44e9-92a0-edc0013f8f3a/admt202101277-fig-0001-m.jpg)
Optically Transparent and Flexible Radio Frequency Electronics through Printing Technologies - Li - 2022 - Advanced Materials Technologies - Wiley Online Library
![Electronics | Free Full-Text | Determination of Excitation Amplitude and Phase for Wide-Band Phased Array Antenna Based on Spherical Wave Expansion and Mode Filtering Electronics | Free Full-Text | Determination of Excitation Amplitude and Phase for Wide-Band Phased Array Antenna Based on Spherical Wave Expansion and Mode Filtering](https://www.mdpi.com/electronics/electronics-11-03479/article_deploy/html/images/electronics-11-03479-g001.png)
Electronics | Free Full-Text | Determination of Excitation Amplitude and Phase for Wide-Band Phased Array Antenna Based on Spherical Wave Expansion and Mode Filtering
![Dense and long-term monitoring of earth surface processes with passive RFID — a review - ScienceDirect Dense and long-term monitoring of earth surface processes with passive RFID — a review - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0012825222003099-gr5.jpg)
Dense and long-term monitoring of earth surface processes with passive RFID — a review - ScienceDirect
![Sensors | Free Full-Text | Framework for Simultaneous Indoor Localization, Mapping, and Human Activity Recognition in Ambient Assisted Living Scenarios Sensors | Free Full-Text | Framework for Simultaneous Indoor Localization, Mapping, and Human Activity Recognition in Ambient Assisted Living Scenarios](https://pub.mdpi-res.com/sensors/sensors-22-03364/article_deploy/html/images/sensors-22-03364-g004.png?1651116205)