共 50 条
- [21] PRECISE TRACE RARE-EARTH ANALYSIS BY RADIOCHEMICAL NEUTRON-ACTIVATION JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1982, 69 (1-2): : 181 - 196
- [22] ANALYSIS FOR RARE-EARTH ELEMENTS BY NEUTRON ACTIVATION AND GE(LI) SPECTROMETRY JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1970, 6 (01): : 97 - +
- [24] DETERMINATION OF RARE-EARTHS IN GEOLOGICAL SAMPLES BY NEUTRON-ACTIVATION ANALYSIS JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1979, 48 (1-2): : 147 - 158
- [26] DETERMINATION OF FLUORINE, SILICON AND IRON IN RARE-EARTH CONCENTRATES BY METHOD OF ACTIVATION WITH FAST-NEUTRONS ZHURNAL ANALITICHESKOI KHIMII, 1973, 28 (06): : 1225 - 1227
- [27] DETERMINATION OF RARE-EARTH IN LUNA-16 LUNAR SAMPLE BY MEANS OF NEUTRON-ACTIVATION ANALYSIS MAGYAR KEMIAI FOLYOIRAT, 1974, 80 (10-1): : 481 - 483
- [28] DETERMINATION OF RARE-EARTH AND OTHER TRACE-ELEMENTS IN ROCKS THROUGH NEUTRON-ACTIVATION ANALYSIS ANAIS DA ACADEMIA BRASILEIRA DE CIENCIAS, 1985, 57 (01): : 19 - 33
- [29] DUST, SAND AND FISH - NEUTRON-ACTIVATION ANALYSIS OF RARE-EARTH TAGS JOURNAL OF RADIOANALYTICAL AND NUCLEAR CHEMISTRY-ARTICLES, 1988, 124 (02): : 331 - 340