COM izomɛriw caya hakɛ kɔlɔsilenw ISM kɔnɔ, olu bɛ kunnafoni nafamaw di gaziw ka kemikaliya ni u ka fizikikow kan, ani laban na, sankaba molekiyɔmu tariku kan.
Asidi c-HCOOH hakɛ min bɛ nɛnɛ kɔnɔ, o ye 6% dɔrɔn ye c-HCOOH izomɛri hakɛ la, o bɔyɔrɔ ma dɔn fɔlɔ. Yan an bɛ c-HCOOH sɔrɔli ɲɛfɔ dibi molekiyɔmu sankaba kɔnɔ ni c-HCOOH ni t-HCOOH tiɲɛni n’u jɔli kɛlɛli ye sɛgɛsɛgɛli kɛcogo dɔ senfɛ min kɔnɔ HCOOH ni mɔlikulu camanba bɛ yen i n’a fɔ HCO+ ani NH3.
An ye ab initio fɛɛrɛ kɔrɔlen dɔ kɛ walasa ka c-HCOOH ni t-HCOOH cyclique breakdown/formation siraw fanga tilatilali seko jateminɛ. Diɲɛ hakɛ basigilenw ni bolofara hakɛw jatebɔ kɛra ka da tɛmɛsira cogoya miiriya kan ani master equation cogoya kan ISM cogoya danmadɔw kɔnɔ.
HCOOH tiɲɛni ni HCO+ ka ɲɔgɔn sɔrɔli ye gazi fasa la, o bɛ na ni HC(OH)2+ katiyɔni izɔmɛri saba ye. Katiyɔn minnu ka ca kosɛbɛ, olu bɛ se ka ɲɔgɔn sɔrɔ ni ISM mɔlikulu wɛrɛw ye minnu bɛ sɔrɔ kosɛbɛ i n’a fɔ NH3 taabolo filanan na walasa ka segin ka kɛ c-HCOOH ni t-HCOOH ye. O fɛɛrɛ in bɛ c-HCOOH sɔrɔli ɲɛfɔ sankaba molekiyɔmu dibimanw na. Ni an ye nin fɛɛrɛ in jateminɛ, c-HCOOH hakɛ ni t-HCOOH hakɛ tun ye 25,7% ye.
Walasa ka 6% kɔlɔsilen ɲɛfɔ, an b’a ɲini ka fɛɛrɛ wɛrɛw jateminɛ HCOOH katiyɔn tiɲɛni kama. Asidi-base (SAB) sinsinni fɛɛrɛ min jirala nin baara in na, o bɛ tali kɛ mɔlikuluw ka taabolo teliya la min ka ca kosɛbɛ ISM kɔnɔ.
O la, a ka c’a la, HCOOH bɛna fɛn caman sɛmɛntiya an ye min Laɲini dibi molekiyɔmu sankaba cogoyaw la. Nin ye fɛɛrɛ kura ye ISM kɔnɔ fɛnɲɛnamaw ka isomerization kɔnɔ, min bɛ se k’a ɲini ka jɛɲɔgɔnyaw ɲɛfɔ fɛnɲɛnamaw ka isomerw ni ɲɔgɔn cɛ minnu bɛ sɔrɔ ISM kɔnɔ.
John Garcia, Isaskun Jimenez-Serra, Jose Carlos Corchado, Germaine Molpeceres, Antonio Martinez-Henares, Victor M. Rivilla, Laura Colzi, Yesu Martin-Penta
Barokun: Galactic Astrophysics (astro-ph.GA), Chemical Physics (physics.chem-ph) A fɔra ko: arXiv:2301.07450 [astro-ph.GA] (walima nin bɔko in arXiv:2301.07450v1 [astro-ph.GA] ) Komite tariku kɛra: Juan Garcia de la Concepción [v1] Karidon Zanwuyekalo tile 18 2023 11:45:25 UTC (1909 KB) https://arxiv.org/abs/2301.07450Astrobiologie, astrochimie
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