Abstract: Pantograph arc has become a potential hazard for the safe running of electric locomotives. It is essential to build an accurate mathematical model of pantograph arc for arc simulation.

Abstract: The statistical characteristics of the signal-to-interference plus noise ratio (SINR) are closely related to many performance metrics of cellular networks. In this paper, the downlink ...

David Harper is the CEO and founder of Bionic Turtle. He is also a published author with a popular YouTube channel on expert finance topics. Probability distributions help investors model uncertainty ...

Global megadune distributions remain poorly characterized, with their formation mechanisms still debated. This study summarizes megadune distribution patterns at a global scale and finds that ...

SINGAPORE - High levels of the toxic metal cadmium have been detected in crayfish and scallops from seafood supplier Song Fish Dealer, which supplies these to hotels, restaurants and markets, and a ...

SINGAPORE - A drug prescribed to smokers to help them quit the habit has been suspended from distribution in Singapore after cancer-causing agents called nitrosamines were found in the pills.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. David Kindness is a Certified Public ...

We have detected an event of pore pressure change (hereafter, we refer it to “pore pressure event”) from borehole stations in real time in March 2020, owing to the network developed by connecting ...