Abstract: Angular momenta of electromagnetic waves are important both in concepts and applications. In this work, we systematically discuss two types of angular momenta, i.e., spin angular momentum ...

Abstract: Field sensors and actuators such as loudspeakers, microphones and antennas have their response functions, or patterns, expressed in spherical coordinates. The patterns lead to basic ...

Former President Joe Biden has decided to build his presidential library in Delaware, an aide confirmed to CBS News on Saturday. He has also tapped a group of former aides, friends and political ...

How public libraries shaped a nation and remain a beloved sanctuary for Americans today. Lucie Faulknor is an arts management and documentary film professional. Founder at Serendipity Films, LLC, she ...

A federal lawsuit reviewed by Newsweek alleges that a company involved in constructing the Obama Presidential Center subjected a Chicago-based Black American-owned subcontractor to "baseless criticism ...

On a crisp fall Saturday morning, more than 100 people gathered on a Mount Vernon road eagerly awaiting for the doors to the new city library to open. Some were so excited they brought their library ...

Attorneys representing the Internet Archive are determining their next steps to try to save the website’s free e-book lending program after an appeals court recently upheld an earlier ruling that it ...

Angular 19, a planned update to the popular TypeScript-based web framework, is set to make standalone: true the default for components, directives, and pipes. This change, announced in an Angular blog ...

We are Syncfusion, and we are seeking your guidance regarding an issue we are experiencing with our components in an exportable Angular library. Basically, we are trying to contain styles in the ...