Professor Meitner in 1918, and discovered protactinium, the long-lived mother substance of the actinium series. From Wordnik.com. [Otto Hahn - Biography] Reference
Kudos to moose drool whose handle happens to rhyme with April Fools, too! for the initial protactinium outline. From Wordnik.com. [New Levels of LEED] Reference
Her expertise was on separating protactinium from carnotite and she had previously worked as a consultant for physicians and hospitals. 141. From Wordnik.com. [Trafficking Materials and Gendered Experimental Practices: Radium Research in Early 20th Century Vienna] Reference
An element discovered in 1982 has been named meitnerium to honor Lise Meitner (1878-1968), the Austrian-Swedish physicist and mathematician who discovered the element protactinium and made major contributions to the understanding of nuclear fission. From Wordnik.com. [Elements] Reference
And gold and protactinium and indium and gallium, (gasp). From Wordnik.com. [Qulog 2.0] Reference
However, as U238 decays into its daughter products thorium and protactinium, both beta and gamma radiation are released, increasing the radiation burden further. From Wordnik.com. [Infowars] Reference
Coalesced work from home online jobs, red kindliness, red granger and mastoidal aldol, but postnatal pylon say protactinium to pelvimetry the satiety are reputably way. From Wordnik.com. [POWET.TV] Reference
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