The detection of the longitudinal component of a highly focused electromagnetic beam is not a simple task. Although in recent years several methods have been reported in the literature, this measure ...

Nanoscale electromagnetic fields formed at localized structures such as interfaces play a pivotal role in the properties of state-of-the-art electronic and spintronic devices. Direct characterization ...

Researchers have developed a powerful computational framework that shows how carefully optimized nanotube shapes can amplify electromagnetic field concentration by more than 30 times compared to ...