1. Newsletter IV 2024 - January 21st to 27th - Current news + AfD ban: Off to Karlsruhe?

    the non-nuclear explosive and led to the widespread contamination of around 7,68 km² of the surrounding area with around ten terabecquerels of radioactive plutonium (tera = trillion) as well as uranium, americium and tritium... Wikipedia Crash of a B-52 near Thule Air Base 1968 The crash of a B-52 near Thule Air Base occurred on January 21, 1968... Pituffik Space Base (formerly Thule Air...

  2. 1960 to 1969 - INES, NAMS and other events

    der nicht-atomare Sprengstoff und führte zur großflächigen Verseuchung von etwa 7,68 km² des umliegenden Geländes mit ca. zehn Terabecquerel radioaktivem Plutonium (Tera = Billion) sowie Uran, Americium und Tritium... Wikipedia de Absturz einer B-52 nahe der Thule Air Base 1968 Der Absturz einer B-52 nahe der Thule Air Base geschah am 21. Januar 1968... Pituffik Space Base (ehemals Thule Air...

  3. Newsletter XLIX 2022 - December 08th to 14th - News+ Umwelthilfe makes proposals for the rapid development of European photovoltaic production

    for the behavior of members, which she considers “toothless”, and for the immediate introduction of “strict financial control rules” in relation to all MP allowances... * Nuclear waste battery | Americium | Space Esa: This is how nuclear waste is supposed to provide electricity and heat in space. Batteries made from nuclear waste are supposed to provide electricity in space when there is no sunlight. Esa has now taken over the development of...

  4. Newsletter X - March 03rd to 09.03.2021th, 03 - News+ March XNUMXrd - Radioactivity nourishes deep biosphere

    used to generate electricity, obtaining energy from radioactive decay; the English term for this is radioisotope thermoelectric generators (RTGs). Plutonium or americium are mostly used in RTGs. In addition, so-called radioisotope heater units (RHUs) were developed to generate heat for the instruments. The US first used an RTG in navigation satellite in 1961...

  5. Newsletter IX - 25.02. to 02.03.2021/25/XNUMX - News+ February XNUMX - On the Nanda Devi there are one and a half kilos of plutonium

    used to generate electricity, obtaining energy from radioactive decay; the English term for this is radioisotope thermoelectric generators (RTGs). Plutonium or americium are mostly used in RTGs. In addition, so-called radioisotope heater units (RHUs) were developed to generate heat for the instruments. The US first used an RTG in navigation satellite in 1961...

  6. Newsletter III - January 15th to 21.01.2021st, 15 - News+ January XNUMXth - New money for new nuclear reactors

    Uranium is doing good business, especially in the USA, Canada and Great Britain. “TRiststructural-ISOtropic” is a nuclear fuel made of triple-coated Pac-spheres (plutonium, americium, curium). There is also a carbon layer. TRISO was developed for the Dragon high-temperature reactor (1967 – 1975). TRISO was later used at AVR Jülich, but not in this...

  7. THTR Circular No. 152, December 2019

    Doing business particularly in the USA, Canada and Great Britain. What is/was TRISO? “TRiststructural-ISOtropic” is a nuclear fuel made of triple-coated Pac-spheres (plutonium, americium, curium). There is also a carbon layer. TRISO was developed for the Dragon high-temperature reactor (1967 – 1975). TRISO was later used at AVR Jülich, but not in this...

  8. THTR Circular No. 141 July 2013

    Supply and removal of THTR fuel elements: Fuel elements containing approximately 10,2 g of Th-232 and 0,96 g of U-235 were used in the thorium high-temperature reactor (THTR). Transuranic elements such as plutonium, americium and curium were not used in the production of the fuel elements. The balance of the fuel elements used in the THTR is as follows: Total added to the reactor...

  9. THTR Newsletter No. 140 December 2012

    There was an accident in Chernobyl in which radioactivity was released into the surrounding area. Destroyed fuel balls containing tens of thousands of 0,4 mm PAC beads (plutonium, americium, curium) were blown out over the exhaust chimney. The measuring strips for radioactivity emissions at the THTR operator showed blank spaces of...

  10. THTR Circular No. 139 June 2012

    piled up in a pile of balls. In addition to the graphite, a single fuel ball contains thousands of tiny PAC beads that can just be seen with the eye. PAC stands for Plutonium, Americium, Curium. If the highly radioactive fuel ball is destroyed, the tiny spheres and graphite dust can spread and become a major danger. 52 balls destroyed per...

  11. THTR Circular No. 138 April 2012

    In soil samples near the THTR, Samantha Seithe, together with graduate biologist Achim Hucke as supervisor, discovered conspicuous microscopic balls that resemble the PAC beads (plutonium, americium, curium) from the THTR fuel elements. Through their elaborate statistical recording of 35.000 birth and death dates in the cemeteries within 15 kilometers of the reactor...

  12. THTR Newsletter No. 120 March 08

    Accident in which radioactive substances were released from the reactor. They may also include small radioactive spheres (PAC spheres consisting of plutonium, americium and curium), which could have left the reactor after the destruction of around 8.000 large spherical fuel elements. Since undamaged microbeads are still surrounded by a protective layer, they can...

  13. THTR Circular No. 82 April 03

    knows from numerous illustrations his graphite fuel element balls, which have a diameter of approx. 6 cm. These contain several thousand so-called PAC beads (= plutonium, americium, curium) and are highly radioactive. As the weekly newspaper “Freitag” reported, exactly these small hollow balls were found in the garden soil in residential areas of Hanau. In the immediate vicinity...

  14. THTR Newsletter No. 103 December 2005

    in the absence of air and works on process optimization. The process has been registered for a patent. And the PAC beads in the fuel elements also cause problems. These are plutonium, americium and curium, with plutonium representing the dominant mass fraction at more than 90%. The heavy elements in particular have a very high radiotoxicity, which is due to the...

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