This paper demonstrates an 18–40GHz four-arm planar log-periodic antenna with integrated wideband hybrid fabricated using printed circuit board (PCB) process. The two orthogonal linear polarizations ...

We all have that certain someone that is not just hard to shop for, but downright impossible. If you don’t know where to ...

Strong light localization inside the nanoscale gaps provides remarkable opportunities for creation of various medical and biosensing platforms stimulating an active search for inexpensive and easily ...