Searching for biosignatures in sedimentary rocks from early Earth and Mars
The recognition of past habitable environments on Mars has increased the urgency to
understand biosignature preservation in and characterize analogues of these environments …
understand biosignature preservation in and characterize analogues of these environments …
Noble gases and stable isotopes track the origin and early evolution of the Venus atmosphere
The composition the atmosphere of Venus results from the integration of many processes
entering into play over the entire geological history of the planet. Determining the elemental …
entering into play over the entire geological history of the planet. Determining the elemental …
Strange messenger: A new history of hydrogen on Earth, as told by Xenon
Atmospheric xenon is strongly mass fractionated, the result of a process that apparently
continued through the Archean and perhaps beyond. Previous models that explain Xe …
continued through the Archean and perhaps beyond. Previous models that explain Xe …
[HTML][HTML] Evolution of atmospheric xenon and other noble gases inferred from Archean to Paleoproterozoic rocks
We have analyzed ancient atmospheric gases trapped in fluid inclusions contained in
minerals of Archean (3.3 Ga) to Paleozoic (404 Ma) rocks in an attempt to document the …
minerals of Archean (3.3 Ga) to Paleozoic (404 Ma) rocks in an attempt to document the …
Hydrocarbon accumulation depth limit and implications for potential resources prediction
The horizontal distribution and periodic accumulation of hydrocarbon in reservoirs are well
understood. However, our understanding on the vertical distribution of hydrocarbon …
understood. However, our understanding on the vertical distribution of hydrocarbon …
Perspectives on atmospheric evolution from noble gas and nitrogen isotopes on Earth, Mars & Venus
The composition of an atmosphere has integrated the geological history of the entire
planetary body. However, the long-term evolutions of the atmospheres of the terrestrial …
planetary body. However, the long-term evolutions of the atmospheres of the terrestrial …
The origin and fate of volatile elements on Earth revisited in light of noble gas data obtained from comet 67P/Churyumov-Gerasimenko
The origin of terrestrial volatiles remains one of the most puzzling questions in planetary
sciences. The timing and composition of chondritic and cometary deliveries to Earth has …
sciences. The timing and composition of chondritic and cometary deliveries to Earth has …
Interactions of Clay Minerals with Biomolecules and Protocells Complex Structures in the Origin of Life: A Review
Y Yan, H Yang - Advanced Functional Materials, 2024 - Wiley Online Library
The origin of life (OoL) has always been a mysterious and challenging topic that puzzles
human beings. Clay minerals have unique properties and wide distribution in early Earth …
human beings. Clay minerals have unique properties and wide distribution in early Earth …
High precision noble gas measurements of hydrothermal quartz reveal variable loss rate of Xe from the Archean atmosphere
Determining the composition of the Archean atmosphere and oceans is vital to
understanding the environmental conditions that existed on the surface of the early Earth …
understanding the environmental conditions that existed on the surface of the early Earth …
Geochemical evidence for high volatile fluxes from the mantle at the end of the Archaean
The exchange of volatile species—water, carbon dioxide, nitrogen and halogens—between
the mantle and the surface of the Earth has been a key driver of environmental changes …
the mantle and the surface of the Earth has been a key driver of environmental changes …