Nature, Volume 429Sir Norman Lockyer Macmillan Journals Limited, 2004 |
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Página 292
... addition bioassay experiments ' and subsequently confirmed by large - scale iron fertilization experiments2 . Iron supply has been hypothesized to limit nitrogen fixation and hence oceanic primary productivity on geological timescales3 ...
... addition bioassay experiments ' and subsequently confirmed by large - scale iron fertilization experiments2 . Iron supply has been hypothesized to limit nitrogen fixation and hence oceanic primary productivity on geological timescales3 ...
Página 390
... addition energy is defined as the change in electrochemical potential when adding the ( N + 1 ) charge to a QD already containing N charges . The constant - interaction model gives Eadd = U + AE , where U e2 / C is the charging energy ...
... addition energy is defined as the change in electrochemical potential when adding the ( N + 1 ) charge to a QD already containing N charges . The constant - interaction model gives Eadd = U + AE , where U e2 / C is the charging energy ...
Página 854
... addition ( Fig . 1 , middle inset ) is characterized by a dominant matrix ( light grey ) phase and by a minor ( darker ) phase located along the grain boundaries of the matrix phase . Closer examination of the smaller grain boundary ...
... addition ( Fig . 1 , middle inset ) is characterized by a dominant matrix ( light grey ) phase and by a minor ( darker ) phase located along the grain boundaries of the matrix phase . Closer examination of the smaller grain boundary ...
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