Department of Physical Chemistry, Faculty of Sciences, University of Vigo, 32004, Ourense, Spain, and Department of Informatics, ESEI, University of Vigo, 32004, Ourense, Spain * Corresponding author.

Abstract: Visuotactile sensors have significant advantages in high-resolution contact shape sensing, which is crucial for robots to locate and manipulate objects. However, high precision and robust ...

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President Donald Trump broke off his remarks on cutting farmers’ costs Friday, March 27 to admire a massive gold tractor on the White House lawn, as he called on agricultural companies to lower ...

The Brix scale, derived from the refractive index of a solution at 20 degrees Celsius (68 Fahrenheit), is widely known. Originally, it was established by determining the weight percentage of sucrose ...

Abstract: Current metalenses with large numerical apertures suffer from low efficiency. In this paper, we demonstrate a refractive-meta hybrid system consisting of a ball lens mainly providing the ray ...