共 50 条
- [42] Characterization and catalytical properties of HZSM5 zeolite modified by niobium. QUIMICA NOVA, 1997, 20 (01): : 9 - 13
- [43] Novel phosphaalkyne and nitrile synthesis from terminal pnictide anions of niobium. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 2003, 226 : U784 - U784
- [44] A norbornyl-substituted ligand for the synthesis of three-coordinate niobium. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1998, 215 : U299 - U299
- [45] ACTIVATION ENERGIES AND DIFFUSION COEFFICIENTS OF OXYGEN AND NITROGEN IN NIOBIUM AND TANTALUM ACTA METALLURGICA, 1953, 1 (02): : 123 - 125
- [46] METALS AS SINKS AND BARRIERS FOR INTERSTITIAL DIFFUSION WITH EXAMPLES FOR OXYGEN DIFFUSION IN COPPER, NIOBIUM AND TANTALUM ACTA METALLURGICA, 1979, 27 (05): : 869 - 878
- [50] STUDY OF OXYGEN DIFFUSION IN NIOBIUM WITH APPLICATION OF O-18-ISOTOPE FIZIKA METALLOV I METALLOVEDENIE, 1974, 38 (02): : 361 - 365