The 2025 Nobel Prize in Physics is announced in Stockholm, Sweden, Oct. 7, 2025. Three U.S.-based scientists, John Clarke, Michel H. Devoret and John M. Martinis, have been awarded the 2025 Nobel ...

Analytic torsion, a spectral invariant derived from the zeta functions of Laplace‐type operators, has become a fundamental tool in modern differential geometry. It offers refined insights into the ...

THE following note is a report of researches into the process of space quantisation, carried out during the last two years in the Institute of Physical Chemistry in Hamburg.

In Part 1, we introduced the phased array concept, beam steering and array gain. In Part 2, we presented the concept of grating lobes and beam squint. In this section, we begin with a discussion of ...