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#1630 : Europe produit moins d'oxygène moléculaire que prévu

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Europe, la lune de Jupiter, a une surface principalement constituée de glace d'eau qui est modifiée par l'exposition à son environnement spatial. Les particules chargées brisent les liaisons moléculaires dans la glace de surface, dissociant ainsi l'eau pour produire finalement de l'hydrogène et de l'oxygène, qui fournit un mécanisme d'oxygénation potentiel pour l'océan souterrain d'Europe. Une équipe de chercheur vient de réévaluer la production d'oxygène à la surface d'Europe à partir de mesures directes. Ils publient leur étude dans Nature Astronomy.
https://www.ca-se-passe-la-haut.fr/2024/03/europe-produit-moins-doxygene.html

Source

Oxygen production from dissociation of Europa’s water-ice surface
Jamey Szalay et al.
Nature Astronomy (4 march 2024)
https://doi.org/10.1038/s41550-024-02206-x

Illustrations

  1. Europe imagée par Juno lors de son survol du 29 septembre 2022 (NASA)
  2. Vue d'artiste de la sonde Juno (NASA)
  3. Schéma des réactions de dissociation produisant de l'oxygène et de l'hydrogène (Szalay et al.)
  4. Jamey Szalay
  continue reading

1700 episoade

Artwork
iconDistribuie
 

Fetch error

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What now? This series will be checked again in the next day. If you believe it should be working, please verify the publisher's feed link below is valid and includes actual episode links. You can contact support to request the feed be immediately fetched.

Manage episode 406422478 series 1296652
Content provided by Eric Simon. All podcast content including episodes, graphics, and podcast descriptions are uploaded and provided directly by Eric Simon or their podcast platform partner. If you believe someone is using your copyrighted work without your permission, you can follow the process outlined here https://ro.player.fm/legal.

Europe, la lune de Jupiter, a une surface principalement constituée de glace d'eau qui est modifiée par l'exposition à son environnement spatial. Les particules chargées brisent les liaisons moléculaires dans la glace de surface, dissociant ainsi l'eau pour produire finalement de l'hydrogène et de l'oxygène, qui fournit un mécanisme d'oxygénation potentiel pour l'océan souterrain d'Europe. Une équipe de chercheur vient de réévaluer la production d'oxygène à la surface d'Europe à partir de mesures directes. Ils publient leur étude dans Nature Astronomy.
https://www.ca-se-passe-la-haut.fr/2024/03/europe-produit-moins-doxygene.html

Source

Oxygen production from dissociation of Europa’s water-ice surface
Jamey Szalay et al.
Nature Astronomy (4 march 2024)
https://doi.org/10.1038/s41550-024-02206-x

Illustrations

  1. Europe imagée par Juno lors de son survol du 29 septembre 2022 (NASA)
  2. Vue d'artiste de la sonde Juno (NASA)
  3. Schéma des réactions de dissociation produisant de l'oxygène et de l'hydrogène (Szalay et al.)
  4. Jamey Szalay
  continue reading

1700 episoade

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