A review of the mixing length theory of convection in 1D stellar modeling

M Joyce, J Tayar - Galaxies, 2023 - mdpi.com
We review the application of the one-dimensional Mixing Length Theory (MLT) model of
convection in stellar interiors and low-mass stellar evolution. We summarize the history of …

Convective boundary mixing in main-sequence stars: theory and empirical constraints

EH Anders, MG Pedersen - Galaxies, 2023 - mdpi.com
The convective envelopes of solar-type stars and the convective cores of intermediate-and
high-mass stars share boundaries with stable radiative zones. Through a host of processes …

Rejuvenated accretors have less bound envelopes: Impact of Roche lobe overflow on subsequent common envelope events

M Renzo, E Zapartas, S Justham… - The Astrophysical …, 2023 - iopscience.iop.org
Common envelope (CE) evolution is an outstanding open problem in stellar evolution,
critical to the formation of compact binaries including gravitational-wave sources. In the" …

Bridging the gap between intermediate and massive stars II: Mmas for the most metal-rich stars and implications for Fe CCSNe rates

GC Cinquegrana, M Joyce… - Monthly Notices of the …, 2023 - academic.oup.com
The minimum initial mass required for a star to explode as an Fe core collapse supernova,
typically denoted M mas, is an important quantity in stellar evolution because it defines the …

The impact of convective criteria on the properties of massive stars

Y Sibony, C Georgy, S Ekström, G Meynet - Astronomy & Astrophysics, 2023 - aanda.org
Context. Libraries of stellar models computed with either the Ledoux or the Schwarzschild
criterion to determine the sizes of convective regions are available in the literature. It is still …

3D hydrodynamics simulations of a 3 M core helium burning star

S Blouin, F Herwig, H Mao… - Monthly Notices of …, 2024 - academic.oup.com
The inner structure of core helium burning (CHeB) stars remains uncertain due to the yet
unknown nature of mixing at the boundary of their cores. Large convective cores beyond a …

Is thermohaline mixing the full story? Evidence for separate mixing events near the red giant branch bump

J Tayar, M Joyce - The Astrophysical Journal Letters, 2022 - iopscience.iop.org
The abundances of mixing-sensitive elements including lithium,[C/N], and 12 C/13 C are
known to change near the red giant branch bump. The explanation most often offered for …

Rotation reduces convective mixing in Jupiter and other gas giants

JR Fuentes, EH Anders, A Cumming… - The Astrophysical …, 2023 - iopscience.iop.org
Recent measurements of Jupiter's gravitational moments by the Juno spacecraft and
seismology of Saturn's rings suggest that the primordial composition gradients in the deep …

Bridging the Gap between Intermediate and Massive Stars. I. Validation of MESA against the State-of-the-Art Monash Stellar Evolution Program for a 2M⊙ AGB Star

GC Cinquegrana, M Joyce… - The Astrophysical …, 2022 - iopscience.iop.org
One-dimensional stellar structure and evolution programs are built using different physical
prescriptions and algorithms, which means there can be variations between models' …

Stellar black holes and compact stellar remnants

G Costa, M Chruślińska, J Klencki… - Black Holes in the Era of …, 2024 - Elsevier
The recent observations of gravitational waves (GWs) by the LIGO-Virgo-Kagra collaboration
(LVK) have provided a new opportunity for studying our Universe. By detecting several …