**Author details**

Y. Ben Ezra *Holon Institute of Technology (HIT), Holon, Israel; Optiway Integrated Solutions LTD, Rosh Haayin, Israel* 

B.I. Lembrikov *Holon Institute of Technology (HIT), Holon, Israel* 

Avi Zadok, Ran Halifa *School of Engineering and Institute for Nano-Technology and Advanced Materials, Bar-Ilan University, Israel* 

D. Brodeski *Optiway Integrated Solutions LTD, Rosh Haayin, Israel* 
