The DART mission achieved its goal of changing one asteroid’s orbit around another, but questions remain about why the orbit ...
The sweeping changes introduced by new BioMarin chief executive Alexander Hardy continue apace, with a second round of layoffs that will cut another 225 positions from its total headcount. The new ...
Abstract: Metasurfaces have excellent capabilities that can arbitrarily control the phase.,amplitude., and polarization of electromagnetic waves. However, traditional metasurfaces have inherent ...
Abstract: Compared with the general multi-degree-of-freedom motor, the permanent magnet spherical motor has the advantages of simple structure, convenient control and small size. This paper analyzes ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback