The excitation and vibration triggered by the long-term operation of railway vehicles inevitably result in defective states of catenary support devices. With the massive construction of high-speed ...

The nanosize Beta-zeolites with hierarchical structures were time efficiently synthesized from natural diatomite and ball clays under 150 °C via a vapor-assisted method with the absence of solvents ...

A design technique is proposed for the topology generation of chipless radio frequency identification (RFID) tags. When the capacity of chipless RFID is as high as 21 bits, the chipless tag consists ...

Watch as the International Space Station takes shape in this time-lapsed NASA animation of its decade-long assembly, which began in 1998. Also, see a time-lapsed flyaround of the orbital outpost ...

The decision to install automatic doors in local trains to prevent such frequent accidents is expected to be implemented in due time," Sharad Pawar posted on X.

Fully wearable devices are crucial for real-time health monitoring, but existing devices often lack stable power, on-site signal processing, and multimodal sensing. To overcome these limitations, we ...