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Protactinium History

A selection of articles related to protactinium history.

Original articles from our library related to the Protactinium History. See Table of Contents for further available material (downloadable resources) on Protactinium History.

Indian History Rewritten
The Indian civilisation, considered to be the product of clash and subsequent inter mixture of the white-skinned civilised invaders and the dark savages native to India, has been rightly questioned in recent years, and the mischievously fabricated history of...
History & Anthropology >> Indic / Vedic
The Truth Behind the History of the Necronomicon
I don't think there are many people out there who haven't heard of the Necronomicon and the dreadful things connected with it. We've all heard the theories about how it is a Satanist tool; actual copies of the book are bound in human skin and how you risk...
Deities & Heros >> Chthulu
History of the Egyptian Religion, part I: Early Dynastic Period
I - Predynastic - Early Dynastic Period. The temples were in essence the *Home of the God* and thus a place where only Pharaoh as the Son of God and those he appointed as his deputies, could meet with the god. This goes all the way back to Archaic and...
Religions >> Egyptian
History & Anthropology >> Egyptian
History of the Egyptian Religion, part II: The Old Kingdom
II - The Old Kingdom ca 2686-2181 BC During the Old Kingdom the Egyptian society moved from tribal communities to a fully developed theocratic system, where the power of the king was absolute. The great pyramids of Dynasty 4 was made possible by technological...
Religions >> Egyptian
History & Anthropology >> Egyptian
History of the Egyptian Religion, part IV: Middle Kingdom
First Intermediate - Middle Kingdom (ca 2181 -1786 bc.) The powers that built the solar temples of the 5th dynasty and the pyramids of the 6th dynasty weakened towards the end of the Old Kingdom, perhaps as a result of eroding economics, leaving the King less...
Religions >> Egyptian

Protactinium History is described in multiple online sources, as addition to our editors' articles, see section below for printable documents, Protactinium History books and related discussion.

Suggested News Resources

An 80-Year-Old Prank Revealed, Hiding in the Periodic Table!
“Pu” stands for plutonium, the element named for Pluto, back in 1941 the newest, teeniest planet in the solar system. The American chemist Glenn Seaborg came up with this name after his colleagues found neptunium (element 93) the year before.
Facts About Protactinium
Discovery: The existence of protactinium was predicted in 1871 by Dmitri Mendeleev. Discovery of the element is attributed to Otto Hahn and Lise Meitner, who discovered another isotope of protactinium, 231Pa in 1917.
Four new isotopes discovered
These are one isotope each of the heavy elements berkelium (Bk, atomic number 97) and neptunium (Np, 93) and two isotopes of the element americium (Am, 95). The researchers observed the deep inelastic multinucleon transfer reactions of Calcium 48, ...
Naming radon — and the lessons of protactinium
Late in 2012, we were preparing what became the Nature Chemistry Thesis article The Ends of Elements, looking at both the history and the future of the suffixes on element names. Chemists know (or implicitly know) that the -on in radon has a meaning: ...
My Great-Great-Aunt Discovered Francium. And It Killed Her.
If thorium then turns a neutron into a proton and sheds an electron, called beta-minus decay, it becomes protactinium, element 91. This series of transformations from one element to another is called a decay chain. As the atom progresses down the decay ...

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