Results 231 to 240 of about 531,799 (287)

Non-equilibrium preparation of (<i>E</i>)-phosphinimine (HPNH, X<sup>1</sup>A') - a precursor to prebiotic phosphorylating agents. [PDF]

open access: yesChem Sci
Wang J   +8 more
europepmc   +1 more source

Diagnostic Dilemma of Rounded Atelectasis in the Left Lower Lobe Showing High Uptake of 18F-Fluorodeoxyglucose: A Surgical Conundrum. [PDF]

open access: yesCureus
Saito T   +12 more
europepmc   +1 more source

Enniatins and Beauvericin as Emerging Mycotoxins in the Context of Climate Change in Europe. [PDF]

open access: yesToxins (Basel)
De Battistis F   +5 more
europepmc   +1 more source

The Origins & Reservoirs of Exocomets. [PDF]

open access: yesSpace Sci Rev
Bannister M   +13 more
europepmc   +1 more source

RETRACTED: A 12,800-year-old layer with cometary dust, microspherules, and platinum anomaly recorded in multiple cores from Baffin Bay.

open access: yesPLoS One
Moore CR   +20 more
europepmc   +1 more source

The origin of life in comets

International Journal of Astrobiology, 2007
AbstractMechanisms of interstellar panspermia have recently been identified whereby life, wherever it has originated, will disperse throughout the habitable zone of the Galaxy within a few billion years. This re-opens the question of where life originated.
W.M. Napier   +2 more
openaire   +1 more source

On the Origin of Comets

International Astronomical Union Colloquium, 1976
The cosmogony of the planetary and satellite systems consists of understanding the physio-chemical processes leading to their formation and also trying to decide at what time and over what period their formation took place. The cosmogony of the comets require answers to not only these two questions but also as to where, in relation to the solar system,
Asoka Mendis, Hannes Alfvén
openaire   +1 more source

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