Search Results - "Bitsch, B."

Planet population synthesis driven by pebble accretion in cluster environments by Ndugu, N., Bitsch, B., Jurua, E.

“…Abstract The evolution of protoplanetary discs embedded in stellar clusters depends on the age and the stellar density in which they are embedded. Stellar…”
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The great dichotomy of the Solar System: Small terrestrial embryos and massive giant planet cores by Morbidelli, A., Lambrechts, M., Jacobson, S., Bitsch, B.

“…•We explain why Mars-mass embryos formed in the inner Solar System and massive cores in the outer System.•Accretion of planetesimals cannot explain this mass…”
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Runaway gas accretion and gap opening versus type I migration by Crida, A., Bitsch, B.

“…Growing planets interact with their natal protoplanetary disc, which exerts a torque onto them allowing them to migrate in the disc. Small mass planets do not…”
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Are the observed gaps in protoplanetary discs caused by growing planets? by Ndugu, N, Bitsch, B, Jurua, E

“…ABSTRACT Recent detailed observations of protoplanetary discs revealed a lot of substructures that are mostly ring like. One interpretation is that these rings…”
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Probing the impact of varied migration and gas accretion rates for the formation of giant planets in the pebble accretion scenario by Ndugu, N, Bitsch, B, Morbidelli, A, Crida, A, Jurua, E

“…ABSTRACT The final orbital position of growing planets is determined by their migration speed, which is essentially set by the planetary mass. Small mass…”
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Fossilized condensation lines in the Solar System protoplanetary disk by Morbidelli, A., Bitsch, B., Crida, A., Gounelle, M., Guillot, T., Jacobson, S., Johansen, A., Lambrechts, M., Lega, E.

“…The terrestrial planets and the asteroids dominant in the inner asteroid belt are water poor. However, in the protoplanetary disk the temperature should have…”
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Stellar abundance of binary stars: their role in determining the formation location of super-Earths and ice giants by Bitsch, B, Forsberg, R, Liu, F, Johansen, A

“…Binary stars form from the same parent molecular cloud and thus have the same chemical composition. Forming planets take building material (solids) away from…”
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Migration of Earth-sized planets in 3D radiative discs by Lega, E., Crida, A., Bitsch, B., Morbidelli, A.

“…In this paper, we address the migration of small-mass planets in 3D radiative discs. Indeed, migration of small planets is known to be too fast inwards in…”
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Meridional circulation of gas into gaps opened by giant planets in three-dimensional low-viscosity disks by Morbidelli, A., Szulágyi, J., Crida, A., Lega, E., Bitsch, B., Tanigawa, T., Kanagawa, K.

“…We examine the gas circulation near a gap opened by a giant planet in a protoplanetary disk. We show with high resolution 3D simulations that the gas flows…”
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Outwards migration for planets in stellar irradiated 3D discs by Lega, E., Morbidelli, A., Bitsch, B., Crida, A., Szulágyi, J.

“…For the very first time we present 3D simulations of planets embedded in stellar irradiated discs. It is well known that thermal effects could reverse the…”
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Earth-like habitats in planetary systems by Fritz, J., Bitsch, B., Kührt, E., Morbidelli, A., Tornow, C., Wünnemann, K., Fernandes, V.A., Grenfell, J.L., Rauer, H., Wagner, R., Werner, S.C.

“…Understanding the concept of habitability is clearly related to an evolutionary knowledge of the particular planet-in-question. However, additional indications…”
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Forming super-Mercuries: The role of stellar abundances by Mah, J, Bitsch, B

“…A&A 673, A17 (2023) Super-Mercuries, rocky exoplanets with bulk iron mass fraction of more than 60 per cent, appear to be preferentially hosted by stars with…”
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Close-in ice lines and the super-stellar C/O ratio in discs around very low-mass stars by Mah, J, Bitsch, B, Pascucci, I, Henning, T

“…A&A 677, L7 (2023) The origin of the elevated C/O ratios in discs around late M dwarfs compared to discs around solar-type stars is not well understood. Here…”
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How the origin of stars in the Galaxy impacts the composition of planetary building blocks by Cabral, N, Guilbert-Lepoutre, A, Bitsch, B, Lagarde, N, Diakite, S

“…A&A 673, A117 (2023) Context. Our Galaxy is composed of different stellar populations with varying chemical abundances, which are thought to imprint the…”
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The solar abundance problem and eMSTOs in clusters by Hoppe, R, Bergemann, M, Bitsch, B, Serenelli, A

“…A&A 641, A73 (2020) We study the impact of accretion from protoplanetary discs on stellar evolution of AFG-type stars. We use a simplified disc model computed…”
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Constraining giant planet formation with synthetic ALMA images of the Solar System's natal protoplanetary disk by Bergez-Casalou, C, Bitsch, B, Kurtovic, N. T, Pinilla, P

“…A&A 659, A6 (2022) New ALMA observations of protoplanetary disks allow us to probe planet formation in other systems, giving us new constraints on planet…”
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The Kepler-223 resonance holds information on turbulence during the gas disk phase by Hühn, L. -A, Pichierri, G, Bitsch, B, Batygin, K

“…A&A 656, A115 (2021) Many fundamental physical processes regarding planetary formation in protoplanetary disks are still imperfectly understood, with an…”
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Linking the primordial composition of planet building disks to the present-day composition of rocky exoplanets by Adibekyan, V, Deal, M, Dorn, C, Dittrich, I, Soares, B. M. T. B, Sousa, S. G, Santos, N. C, Bitsch, B, Mordasini, C, Barros, S. C. C, Bossini, D, Campante, T. L, Mena, E. Delgado, Demangeon, O. D. S, Figueira, P, Moedas, N, Martirosyan, Zh, Israelian, G, Hakobyan, A. A

“…The composition of rocky planets is strongly driven by the primordial materials in the protoplanetary disk, which can be inferred from the abundances of the…”
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Influence of planetary gas accretion on the shape and depth of gaps in protoplanetary discs by Bergez-Casalou, C, Bitsch, B, Pierens, A, Crida, A, Raymond, S. N

“…A&A 643, A133 (2020) It is widely known that giant planets have the capacity to open deep gaps in their natal gaseous protoplanetary discs. It is unclear,…”
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Saving super-Earths: Interplay between pebble accretion and type I migration by Brasser, R, Bitsch, B, Matsumura, S

“…Overcoming type I migration and preventing low-mass planets from spiralling into the central star is a long-studied topic. It is well known that outward…”
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