Lise Meitner (helped with the discovery of the element protactinium and nuclear fission)
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πŸ“…︎ Oct 19 2021
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"Nuclear Fission: Reaction to the Discovery in 1939", Badash et al 1986 (what does it look & feel like to be in the early stages of creating an x-risk?) gwern.net/docs/existentia…
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πŸ‘€︎ u/gwern
πŸ“…︎ Oct 05 2021
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In Our Time, The Manhattan Project: Melvyn Bragg and guests discuss how the discovery of nuclear fission in Germany led quickly to the development of the first atom bomb in the USA and its lethal use over Japan. bbc.co.uk/programmes/m001…
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πŸ‘€︎ u/whatatwit
πŸ“…︎ Oct 07 2021
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The Americans, Germans, Japanese, and Russians all seem to have simultaneously and independently concluded that atomic energy could be weaponized shortly after the discovery of nuclear fission. What exactly about this discovery led to the logical conclusion of atomic weapons?
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πŸ“…︎ Jul 27 2021
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Discovery of nuclear fission - Today's featured article en.wikipedia.org/wiki/Dis…
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πŸ‘€︎ u/Tamosauskas
πŸ“…︎ Jun 22 2021
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TIL that In February 1939, Lise Meitner described a groundbreaking nuclear phenomenon in a letter to Nature editor and called it Nuclear Fission. Five years later, a Nobel prize was awarded to Otto Hahn for the discovery of fission; a word he never used in his original paper. sdsc.edu/ScienceWomen/mei…
πŸ‘︎ 6k
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πŸ‘€︎ u/modigliani88
πŸ“…︎ Feb 20 2019
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In February 1939, Lise Meitner described a groundbreaking nuclear phenomenon in a letter to Nature editor and called it Nuclear Fission. Five years later, a Nobel prize was awarded to Otto Hahn for the discovery of fission; a word he never used in his original paper. ponderwall.com/index.php/…
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πŸ‘€︎ u/modigliani88
πŸ“…︎ Feb 18 2019
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In February 1939, Lise Meitner described a groundbreaking nuclear phenomenon in a letter to Nature editor and called it Nuclear Fission. Five years later, a Nobel prize was awarded to Otto Hahn for the discovery of fission; a word he never used in his original paper. ponderwall.com/index.php/…
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πŸ‘€︎ u/tottocotunio
πŸ“…︎ Apr 05 2019
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TIL: Lise Meitner, an Austrian-born physicist, discovered that atomic nuclei can be split in half. She and her nephew explained and named nuclear fission in 1939, but the recognition went to Otto Hahn for this discovery. He was granted a Nobel Prize in 1944 in Chemistry. britannica.com/biography/…
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πŸ‘€︎ u/M_F_B_00003
πŸ“…︎ Oct 18 2019
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We have had the discovery of fire and electricity, antibiotics, the Internet, nuclear fission... What new groundbreaking invention will be the next to change the world as we know it?
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πŸ‘€︎ u/EngelJuan
πŸ“…︎ Sep 18 2018
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Lise Meitner was part of the team that discovered nuclear fission along with Otto Hahn--however, she was never awarded the Nobel Prize like Hahn was. How much did she contribute towards the discovery and why was she not awarded the prize?
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πŸ“…︎ Aug 27 2018
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TIL even though Lise Meitner co-discovered nuclear fission of uranium, she did not receive the 1944 Nobel Prize in Chemistry for that discovery. Only her associate did. In the 1990s the decision was called 'unjust by many scientists and she has several posthumous awards since then. en.wikipedia.org/wiki/Lis…
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πŸ‘€︎ u/dustofoblivion123
πŸ“…︎ Sep 26 2016
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How did the pioneers of nuclear science in the 1930s detect different elements during their discovery of fission?

I'm reading about Dr. Otto Hahn's , Dr. Lise Meitner's and Dr. Fritz Strassman's experiment where they discovered fission when they bombarded uranium with neutrons. They confirmed their hypothesis when they detected barium and krypton, the byproducts of splitting uranium.

There are so many amazing things about this experiment but one has me absolutely puzzled: How does one detect specific elements with 1938 technology?

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πŸ‘€︎ u/fat_tire_fanatic
πŸ“…︎ Oct 17 2017
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[WP] Humans have made a scientific breakthrough to rival the discovery of nuclear fission: a device capable of ignoring the laws of thermodynamics and creating matter from nothing. One minor issue. It can only produce bears.
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πŸ‘€︎ u/DPizzaFries
πŸ“…︎ Feb 24 2017
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Born today : March 8th - Otto Hahn, PhD, Chemist, Nobel Laureate, "for his discovery of the fission of heavy nuclei", "regarded as one of the most significant chemists of all times and especially as 'the father of nuclear chemistry'." en.wikipedia.org/wiki/Ott…
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πŸ‘€︎ u/spike77wbs
πŸ“…︎ Mar 08 2018
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Born today : March 8th - Otto Hahn, PhD, Chemist, Nobel Laureate, "for his discovery of the fission of heavy nuclei", "regarded as one of the most significant chemists of all times and especially as 'the father of nuclear chemistry'." en.wikipedia.org/wiki/Ott…
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πŸ‘€︎ u/spike77wbs
πŸ“…︎ Mar 08 2017
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Born today : March 8th - Otto Hahn, PhD, Chemist, Nobel Laureate, "for his discovery of the fission of heavy nuclei", "regarded as one of the most significant chemists of all times and especially as 'the father of nuclear chemistry'." en.wikipedia.org/wiki/Ott…
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πŸ‘€︎ u/spike77wbs
πŸ“…︎ Mar 08 2016
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Before the discovery of nuclear fission, uranium's only use was as a colorant, radioactivity having a vague health-benefit spin in that day.
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πŸ‘€︎ u/SecretSnack
πŸ“…︎ Apr 11 2015
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Born today : March 8th - Otto Hahn, PhD, Chemist, Nobel Laureate, "for his discovery of the fission of heavy nuclei", "regarded as one of the most significant chemists of all times and especially as 'the father of nuclear chemistry'." en.wikipedia.org/wiki/Ott…
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πŸ‘€︎ u/spike77wbs
πŸ“…︎ Mar 08 2015
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Born today : March 8th - Otto Hahn, PhD, Chemist, Nobel Laureate, "for his discovery of the fission of heavy nuclei", "regarded as one of the most significant chemists of all times and especially as 'the father of nuclear chemistry'." en.wikipedia.org/wiki/Ott…
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πŸ‘€︎ u/spike77wbs
πŸ“…︎ Mar 08 2014
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A shocking discovery at Fukushima was that zirconium (used as a "transparent" - allowing passage of neutrons - protective cladding around the fuel rods) when superheated can become a catalyst for an esoteric type of nuclear fission. rense.com/general94/whyf.…
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πŸ‘€︎ u/alllie
πŸ“…︎ Jul 28 2011
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Physicist Lise Meitner, key to the discovery of nuclear fission, overcame WWII racial persecution, gender inequality and political exile; overlooked for Nobel prize en.wikipedia.org/wiki/Lis…
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πŸ‘€︎ u/roguebagel
πŸ“…︎ Aug 31 2010
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TIL About Lise Meitner, a woman who described a groundbreaking phenomenon called nuclear fission in a letter to Nature Editor, she was ignored because she was Jewish and five years later Otto Hahn won a Nobel prize for the same discovery. ponderwall.com/index.php/…
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πŸ“…︎ Apr 25 2019
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[todayilearned] TIL: Lise Meitner, an Austrian-born physicist, discovered that atomic nuclei can be split in half. She and her nephew explained and named nuclear fission in 1939, but the recognition went to Otto Hahn for this discovery. He was granted a Nobel Prize in 1944 in Chemistry. britannica.com/biography/…
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πŸ‘€︎ u/Know_Your_Shit_v2
πŸ“…︎ Oct 19 2019
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TIL about the OKLO-reactor in Gabon, Africa which is one of the most intriguing geological formations found on planet Earth. Here, naturally occurring fissile materials in two billion year-old rocks have sustained a slow nuclear fission reaction like that found in a modern nuclear reactor. iaea.org/newscenter/news/…
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πŸ‘€︎ u/TheGuvnor247
πŸ“…︎ Aug 29 2021
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is there a way of catalyzing nuclear fission reactions?
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πŸ‘€︎ u/aliendude369
πŸ“…︎ Oct 29 2021
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"Sir, we have technology of nuclear fusion and fission, but we still don't know wtf a uranium is."
πŸ‘︎ 3k
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πŸ‘€︎ u/jim99hazim
πŸ“…︎ Jul 01 2021
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Im a proud father of a 15x15x15 Nuclear fission reactor
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πŸ‘€︎ u/MoatazProAtAll
πŸ“…︎ Jun 12 2021
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After finishing two orbits around Kerbin, the crew retracts their research cabin and prepares the dual interstellar engines for jump/cruise to Duna under the power of nuclear fission! v.redd.it/wfzm5mss2qo71
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πŸ‘€︎ u/ashenfang7404
πŸ“…︎ Sep 20 2021
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@AP: If you have an idea on how to put a nuclear fission power plant on the moon, the U.S. government wants to hear about it. NASA has partnered with the Department of Energy’s Idaho National Laboratory to establish a sun-independent power source. https://t.co/FpQ2J1u7VP mobile.twitter.com/AP/sta…
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πŸ‘€︎ u/-en-
πŸ“…︎ Nov 19 2021
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Nuclear fission of uranium-235. Also shows production of plutonium-239.
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πŸ“…︎ Aug 24 2021
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My very bad interpretation of nuclear fission
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πŸ‘€︎ u/zepptheturtle
πŸ“…︎ Oct 06 2021
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Nuclear fission is an ecological revolution
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πŸ‘€︎ u/lost_kernel
πŸ“…︎ Jan 03 2022
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Nuclear Fission Reactions Are Happening at Chernobyl Again - A melted amalgam of nuclear fuel at Chernobyl is beginning to react. The issue is rainwater, which has activated materials buried deep within the closed plant popularmechanics.com/scie…
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πŸ‘€︎ u/magenta_placenta
πŸ“…︎ May 12 2021
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TIL that the earth can create natural nuclear fission reactors under its crust. The only one we currently know of is located in Gabon, Africa. en.wikipedia.org/wiki/Nat…
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πŸ“…︎ May 19 2021
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The usage of nuclear weapons made low-background steel (steel made before nuclear weapons) more valuable for certain applications. Would this have still happened if humans had never developed nuclear fission, but had instead tested pure fusion weapons?
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πŸ‘€︎ u/JoshuaSlowpoke777
πŸ“…︎ Jun 27 2021
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