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News2021-08-11T03:38:43-07:00

Gigantic masses in the Earth’s mantle have existed for more than 4 billion years.

Research about the antiquity of the continental sized large low shear wave velocity provinces at the core-mantle boundary was published in Geochemistry, Geophysics, Geosystems: Primitive helium is sourced from seismically slow regions in the lowermost mantle by Curtis Williams, Sujoy Mukhopadhyay, Maxwell Rudolph and Barbara Romanowicz, and was featured in GeoSpace.

By |September 19th, 2019|Categories: Science|Tags: , , , , |Comments Off on Gigantic masses in the Earth’s mantle have existed for more than 4 billion years.

Mantle neon illuminates Earth’s formation

Our new paper is out today in Nature: Capture of nebular gases during Earth’s accretion is preserved in deep-mantle neon by Curtis Williams and Sujoy Mukhopadhyay.

To read some examples of press reports check out the UC Davis press release, Cosmos Magazine or the Daily Mail.

By |December 6th, 2018|Categories: Science|Tags: , , , , , , |Comments Off on Mantle neon illuminates Earth’s formation

Mantle Xenon has a story to tell about the history of volatile cycling

A new paper detailing how xenon isotopes remember the history of volatile recycling is out today in Nature: Xenon isotopic constraints on the history of volatile recycling into the mantle by Rita Parai and Sujoy Mukhopadhyay.

See some perspectives of the paper in the UC Davis press release and Physics Today

By |August 8th, 2018|Categories: Science|Tags: , , , |Comments Off on Mantle Xenon has a story to tell about the history of volatile cycling

                         

Rita and Jenny excited about collecting a popping rock sample

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