1. Chemical Engineering Department, SCE – Shamoon College of Engineering, Beer‐Sheva, Israel
2. Nuclear Research Centre Negev, P.O.B. 9001, Beer‐Sheva, Israel
3. R & D, Makhteshim Chemical Works, Ltd., Beer Sheva, Israel
4. Chemical Engineering Department, Ariel University, Ariel, Israel
5. Chemistry Department, Ben‐Gurion University of the Negev, Beer‐Sheva, Israel
6. Biological Chemistry Department, Ariel University, Ariel, Israel