JW Schopf - … Transactions of the Royal Society B …, 2006 - royalsocietypublishing.org
Evidence for the existence of life during the Archaean segment of Earth history (more than 2500 Myr ago) is summarized. Data are presented for 48 Archaean deposits reported to …
Solid organic matter (OM) plays an essential role in the generation, migration, storage, and production of hydrocarbons from economically important shale rock formations. Electron …
JW Schopf, AB Kudryavtsev, AD Czaja… - Precambrian Research, 2007 - Elsevier
Fossil evidence of the existence of life during the Archean Eon of Earth history (> 2500Ma) is summarized. Data are outlined for 48 Archean deposits reported to contain biogenic …
DH Liu, XM Xiao, H Tian, YS Min, Q Zhou… - Chinese Science …, 2013 - Springer
The shape and shift of Raman peak of solid organics prove to be capable of revealing atomic and molecular level vibration information of aromatic ring structure and its …
H Busemann, MOD Alexander… - Meteoritics & Planetary …, 2007 - Wiley Online Library
We have analyzed the chemically and isotopically well‐characterized insoluble organic matter (IOM) extracted from 51 unequilibrated chondrites (8 CR, 9 CM, 1 CI, 3 ungrouped C …
EJ Javaux, K Lepot - Earth-Science Reviews, 2018 - Elsevier
Abstract The Paleoproterozoic (2.5–1.6 Ga) Era is a decisive time in Earth and life history. The paleobiological record (microfossils, stromatolites, biomarkers and isotopes) illustrates …
Raman spectroscopy is widely used to evaluate the nature and potential origins of carbonaceous matter in Earth's oldest rocks and minerals. It is also the tool that will be used …
JR Hollis, W Abbey, LW Beegle, R Bhartia… - Planetary and Space …, 2021 - Elsevier
We report deep-ultraviolet (DUV) Raman spectra as measured by a SHERLOC analog instrument (248.6 nm excitation) for 92 samples representing 62 distinct minerals, including …