This easy DIY reusable sponge pattern is the perfect way to make pretty sponges for wherever you are cleaning. Here is how to make them!

Abstract: Thickness-shear vibrations of rectangular AT-cut quartz with one face in contact with a layer of Newtonian (linearly viscous and compressible) fluid are studied. The two-dimensional (2D) ...

Abstract: This work presents a compact planar antenna producing stable gain and radiation pattern in an ultrawide operating bandwidth. By adding a rectangular ring to the conical patch antenna, the ...