Some kitchen tools hang around for centuries (hello, spoons) others, however, last only a decade or so. These kitchen gadgets ...

A powerful new space-mapping (SM) optimization algorithm is presented in this paper. It draws upon recent developments in both surrogate model-based optimization and modeling of microwave devices, SM ...

Lately, Artificial Neural Networks (ANNs) have been heavily used for radio frequency and microwave circuits and devices modelling. In this context, ANN based models are developed and assessed in this ...

Make a truth teller for light. Turn an old CD into a spectroscope to analyze light—you may be surprised by what you see. Try pointing your CD spectroscope at the fluorescent light in your room, sunlit ...