Matches in SemOpenAlex for { <https://semopenalex.org/work/W2962790097> ?p ?o ?g. }
Showing items 1 to 91 of
91
with 100 items per page.
- W2962790097 abstract "Chemical equilibrium considerations suggest that, assuming solar elemental abundances, carbon on HD 209458b is sequestered primarily as carbon monoxide (CO) and methane (CH4). The relative mole fractions of CO(g) and CH4(g) in chemical equilibrium are expected to vary greatly according to variations in local temperature and pressure. We show, however, that in the p = 1--1000 mbar range, chemical equilibrium does not hold. To explore disequilibrium effects, we couple the chemical kinetics of CO and CH4 to a three-dimensional numerical model of HD 209458b's atmospheric circulation. These simulations show that vigorous dynamics caused by uneven heating of this tidally locked planet homogenize the CO and CH4 concentrations at p < 1 bar, even in the presence of lateral temperature variations of ~500--1000 K. In the 1--1000 mbar pressure range, we find that over 98% of the carbon is in CO. This is true even in cool regions where CH4 is much more stable thermodynamically. Our work shows furthermore that planets 300--500 K cooler than HD 209458b can also have abundant CO in their upper layers due to disequilibrium effects. We demonstrate several interesting observational consequences of these results." @default.
- W2962790097 created "2019-07-30" @default.
- W2962790097 creator A5008461059 @default.
- W2962790097 creator A5031585253 @default.
- W2962790097 date "2006-02-22" @default.
- W2962790097 modified "2023-09-27" @default.
- W2962790097 title "Dynamics and Disequilibrium Carbon Chemistry in HD 209458b's Atmosphere" @default.
- W2962790097 hasPublicationYear "2006" @default.
- W2962790097 type Work @default.
- W2962790097 sameAs 2962790097 @default.
- W2962790097 citedByCount "0" @default.
- W2962790097 crossrefType "posted-content" @default.
- W2962790097 hasAuthorship W2962790097A5008461059 @default.
- W2962790097 hasAuthorship W2962790097A5031585253 @default.
- W2962790097 hasConcept C104779481 @default.
- W2962790097 hasConcept C118487528 @default.
- W2962790097 hasConcept C121332964 @default.
- W2962790097 hasConcept C131157278 @default.
- W2962790097 hasConcept C140205800 @default.
- W2962790097 hasConcept C147789679 @default.
- W2962790097 hasConcept C153294291 @default.
- W2962790097 hasConcept C159985019 @default.
- W2962790097 hasConcept C161790260 @default.
- W2962790097 hasConcept C178790620 @default.
- W2962790097 hasConcept C185592680 @default.
- W2962790097 hasConcept C188721877 @default.
- W2962790097 hasConcept C192562407 @default.
- W2962790097 hasConcept C2778146401 @default.
- W2962790097 hasConcept C44870925 @default.
- W2962790097 hasConcept C51244244 @default.
- W2962790097 hasConcept C512735826 @default.
- W2962790097 hasConcept C516920438 @default.
- W2962790097 hasConcept C530467964 @default.
- W2962790097 hasConcept C55493867 @default.
- W2962790097 hasConcept C65440619 @default.
- W2962790097 hasConcept C71924100 @default.
- W2962790097 hasConcept C73051877 @default.
- W2962790097 hasConcept C87355193 @default.
- W2962790097 hasConcept C97355855 @default.
- W2962790097 hasConceptScore W2962790097C104779481 @default.
- W2962790097 hasConceptScore W2962790097C118487528 @default.
- W2962790097 hasConceptScore W2962790097C121332964 @default.
- W2962790097 hasConceptScore W2962790097C131157278 @default.
- W2962790097 hasConceptScore W2962790097C140205800 @default.
- W2962790097 hasConceptScore W2962790097C147789679 @default.
- W2962790097 hasConceptScore W2962790097C153294291 @default.
- W2962790097 hasConceptScore W2962790097C159985019 @default.
- W2962790097 hasConceptScore W2962790097C161790260 @default.
- W2962790097 hasConceptScore W2962790097C178790620 @default.
- W2962790097 hasConceptScore W2962790097C185592680 @default.
- W2962790097 hasConceptScore W2962790097C188721877 @default.
- W2962790097 hasConceptScore W2962790097C192562407 @default.
- W2962790097 hasConceptScore W2962790097C2778146401 @default.
- W2962790097 hasConceptScore W2962790097C44870925 @default.
- W2962790097 hasConceptScore W2962790097C51244244 @default.
- W2962790097 hasConceptScore W2962790097C512735826 @default.
- W2962790097 hasConceptScore W2962790097C516920438 @default.
- W2962790097 hasConceptScore W2962790097C530467964 @default.
- W2962790097 hasConceptScore W2962790097C55493867 @default.
- W2962790097 hasConceptScore W2962790097C65440619 @default.
- W2962790097 hasConceptScore W2962790097C71924100 @default.
- W2962790097 hasConceptScore W2962790097C73051877 @default.
- W2962790097 hasConceptScore W2962790097C87355193 @default.
- W2962790097 hasConceptScore W2962790097C97355855 @default.
- W2962790097 hasLocation W29627900971 @default.
- W2962790097 hasOpenAccess W2962790097 @default.
- W2962790097 hasPrimaryLocation W29627900971 @default.
- W2962790097 hasRelatedWork W1536179403 @default.
- W2962790097 hasRelatedWork W15624164 @default.
- W2962790097 hasRelatedWork W1987545061 @default.
- W2962790097 hasRelatedWork W2035419657 @default.
- W2962790097 hasRelatedWork W2080934814 @default.
- W2962790097 hasRelatedWork W2120231140 @default.
- W2962790097 hasRelatedWork W2155164325 @default.
- W2962790097 hasRelatedWork W2198681406 @default.
- W2962790097 hasRelatedWork W2887132320 @default.
- W2962790097 hasRelatedWork W2949868509 @default.
- W2962790097 hasRelatedWork W2999066054 @default.
- W2962790097 hasRelatedWork W3082237029 @default.
- W2962790097 hasRelatedWork W3095817775 @default.
- W2962790097 hasRelatedWork W3099333061 @default.
- W2962790097 hasRelatedWork W3102331918 @default.
- W2962790097 hasRelatedWork W3123128739 @default.
- W2962790097 hasRelatedWork W3125837035 @default.
- W2962790097 hasRelatedWork W3149882728 @default.
- W2962790097 hasRelatedWork W3161248867 @default.
- W2962790097 hasRelatedWork W752570591 @default.
- W2962790097 isParatext "false" @default.
- W2962790097 isRetracted "false" @default.
- W2962790097 magId "2962790097" @default.
- W2962790097 workType "article" @default.