Results 131 to 140 of about 7,236 (215)

Paleomagnetism indicates that primary magnetite in zircon records a strong Hadean geodynamo. [PDF]

open access: yesProc Natl Acad Sci U S A, 2020
Tarduno JA   +13 more
europepmc   +1 more source

Reexamination of 2.5-Ga "whiff" of oxygen interval points to anoxic ocean before GOE. [PDF]

open access: yesSci Adv, 2022
Slotznick SP   +7 more
europepmc   +1 more source

Zircon M257 - A new standard for SHRIMP U-Pb geochronology

open access: yesGeochimica et Cosmochimica Acta, 2007
Nasdala, L.   +8 more
openaire   +3 more sources

Extremely rapid, yet noncatastrophic, preservation of the flattened-feathered and 3D dinosaurs of the Early Cretaceous of China. [PDF]

open access: yesProc Natl Acad Sci U S A
MacLennan SA   +9 more
europepmc   +1 more source

The appearance and duration of the Jehol Biota: Constraint from SIMS U-Pb zircon dating for the Huajiying Formation in northern China. [PDF]

open access: yesProc Natl Acad Sci U S A, 2020
Yang S   +11 more
europepmc   +1 more source

Redefinition and Formation Age of the Tanjianshan Group in Xitieshan Region, Qinghai [PDF]

open access: yes, 2014
Fu Jiangang   +7 more
core   +1 more source

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