Results 101 to 110 of about 9,110 (204)

Infrared Spectroscopy of RNA Nucleosides in a Wide Range of Temperatures

open access: yesLife
The RNA world hypothesis suggests that early cellular ancestors relied solely on RNA molecules for both genetic information storage and cellular functions.
Susana Iglesias-Groth   +2 more
doaj   +1 more source

Thermal Synthesis of Carbamic Acid and Its Dimer in Interstellar Ices: A Reservoir of Interstellar Amino Acids

open access: yesACS Central Science, 2023
Joshua H. Marks   +6 more
doaj   +1 more source

Cretaceous-Paleogene boundary (KPB) Fish Clay at Højerup (Stevns Klint, Denmark): Ni, Co, and Zn of the black marl

open access: yesGeologica Acta, 2009
The black marl of the Fish Clay at Højerup is mainly made up of biogenic calcite and cheto-Mg-smectite. We suggest that the formation of the smectite occurred during the latest Maastrichtian (or earlier) and that it represents a short period of rapid ...
P.I. PREMOVIC   +2 more
doaj  

Superaromatics: The key to a unified cosmic dust theory [PDF]

open access: yes
The theory of Superaromatics, the key to a unified cosmic dust theory, was constructed by analyzing several thousand astronomical features covering every major aspect of astrophysics and astrochemistry relating to dust.
Manuel, Lawrence R.
core   +1 more source

Ethereal AI: Infrared Spectra of Polycyclic Aromatic Hydrocarbons with Machine Learning DFT Scaling Factors. [PDF]

open access: yesACS Omega
Bos R   +7 more
europepmc   +1 more source

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