Injection of various metallic elements into an electron beam ion trap: Techniques needed for systematic investigations of isoelectronic sequences - Nakamura,N; Kinugawa,T; Shimizu,H; Watanabe,H; Ito,S; Ohtani,S; Yamada,C; Okazaki,K; Sakurai,M; Tarbutt,MR; Silver,JD (REVIEW OF SCIENTIFIC INSTRUMENTS, 2000)