Abstract: Prior experiments have demonstrated that the pole in a magnetically shielded Hall thruster sputters and erodes visibly, in contrast with that in an unshielded thruster. To determine the ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

A stream of water can be seen trickling down a sandy riverbed, which dozens of residents in Kirawa and Kerawa are critically dependent on for home use and irrigation. Nestled in the mountains of ...

External Affairs Minister S Jaishankar called the United Nations flawed and questioned the influence of the forces behind its functioning. Without naming Pakistan, Jaishankar questioned how a sitting ...

Two Escambia County School Board members elected last year have gone to a federal appeals court as they seek to be shielded from testifying in a long-running legal battle about removing or restricting ...

Cars, toys and tea are among products set to get more expensive as tariffs weigh on corporate profits. By Lydia DePillis and Kailyn Rhone Since the Trump administration started imposing steep tariffs ...

Abstract: A model for integrated spiral inductors which incorporates the physically expected frequency-dependent effects modifying the device's impedance is proposed. Moreover, it is demonstrated that ...

Jet engines are some of the most powerful machines ever built, yet they remain completely exposed at the front. No mesh, no grill, no protective barrier. But why? In this video, we’ll uncover the ...

Zcash (ZEC), once a forgotten privacy coin, has made a remarkable comeback. In October’s fearful market conditions, it has become one of the most notable assets investors are watching closely. The ...