Determination of trace impurities in high-purity niobium by inductively coupled plasma atomic emission spectrometry after anion-exchange separation
1994 ◽
Vol 9
(10)
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pp. 1121-1128
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2006 ◽
Vol 65
(3)
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pp. 169-172
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1993 ◽
Vol 8
(3)
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pp. 481
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1994 ◽
Vol 348
(11)
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pp. 719-723
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2004 ◽
2015 ◽