TY - BOOK AU - Samah Ibrahim Radwan Tarab AU - Adel Gomah Helal , AU - Hesham Elkhabeary , AU - Lotif Zaki Ismail , TI - Ion beam source construction and applications / PY - 2011/// CY - Cairo : PB - Samah Ibrahim Radwan Tarab , KW - Energy analyzer system KW - Penning ion source KW - PM-355 N1 - Thesis (Ph.D.) - Cairo University - Faculty of Science - Department of Physics; Issued also as CD N2 - The aim of this thesis is to improve the performance of a new shape cold cathode Penning ion source to be suitable for some applications . In this work , many trials have been made to reach the optimum dimensions of the new shape of cold Molybdenum cathode Penning ion source with radial extraction . The high output ion beam can be extracted in a direction transverse to the discharge region UR - http://172.23.153.220/th.pdf ER -