Results 31 to 40 of about 744,394 (193)

Nanofibers enabled advanced gas sensors: A review

open access: yesAdvanced Sensor and Energy Materials
The advancement of gas sensor technology over the past decades has led to remarkable progress and achievements in pollution control and environmental protection.
Kening Lang   +10 more
doaj   +1 more source

Mode Analysis of Pt/LGS Surface Acoustic Wave Devices

open access: yesSensors, 2020
Platinum (Pt) gratings on langasite (LGS) substrates are a widely used structures in high temperature surface acoustic wave (SAW) devices. Multiple modes can be excited in Pt/LGS SAW devices owing to the heavy weight of the Pt electrode and leaky waves ...
Hongsheng Xu   +8 more
doaj   +1 more source

User Perceptions of Smart Home IoT Privacy

open access: yes, 2018
Smart home Internet of Things (IoT) devices are rapidly increasing in popularity, with more households including Internet-connected devices that continuously monitor user activities.
Apthorpe, Noah   +3 more
core   +1 more source

Transfer printing techniques for flexible and stretchable inorganic electronics

open access: yesnpj Flexible Electronics, 2018
Transfer printing is an emerging deterministic assembly technique for micro-fabrication and nano-fabrication, which enables the heterogeneous integration of classes of materials into desired functional layouts. It creates engineering opportunities in the
Changhong Linghu   +3 more
doaj   +1 more source

Passive wireless respiratory sensor

open access: yesElectronics Letters, 2021
Monitoring respiratory characteristics is an important method to monitor sleep respiratory diseases such as obstructive sleep apnea syndrome (OSAS). In this letter, a passive wireless respiratory sensor is developed, which is based on a surface acoustic ...
Bin Feng   +4 more
doaj   +1 more source

Stretchable, Multifunctional Epidermal Sensor Patch for Surface Electromyography and Strain Measurements

open access: yesAdvanced Intelligent Systems, 2021
The concurrent collection of surface electromyography (sEMG) and strain signals is important for many applications, such as human–machine interaction, sign language recognition, and clinical evaluation of muscle function.
Chengjun Wang   +8 more
doaj   +1 more source

Highly Localized and Efficient Energy Harvesting in a Phononic Crystal Beam: Defect Placement and Experimental Validation

open access: yesCrystals, 2019
We study energy harvesting in a binary phononic crystal (PC) beam at the defect mode. Specifically, we consider the placement of a mismatched unit cell related to the excitation point.
Xu-Feng Lv   +4 more
doaj   +1 more source

2D Nanosheet Spray Coating for Scalable Processing of High‐Energy‐Density Dielectric Polymer Films

open access: yesAdvanced Electronic Materials, 2023
Dielectric film capacitors with high power density and rapid charge–discharge capability are widely used as key components in modern electronic and electrical systems, and polymers are primary dielectric for film capacitors due to their low cost ...
Mengjiao Shi   +7 more
doaj   +1 more source

Remote Control and Monitoring of Smart Home Facilities via Smartphone with Wi-Fly [PDF]

open access: yes, 2015
Due to the widespread ownership of smartphone devices, the application of mobile technologies to enhance the monitoring and control of smart home facilities has attracted much academic attention.
Ghabar, Omar, Lu, Joan
core  

Crowd-ML: A Privacy-Preserving Learning Framework for a Crowd of Smart Devices

open access: yes, 2015
Smart devices with built-in sensors, computational capabilities, and network connectivity have become increasingly pervasive. The crowds of smart devices offer opportunities to collectively sense and perform computing tasks in an unprecedented scale ...
Belkin, Mikhail   +4 more
core   +1 more source

Home - About - Disclaimer - Privacy