activity
19962026
most citedThe influence of metallicity on stellar differential rotation and magnetic activity

82 citations · 374 across the 20 of their papers we have counts for

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Showing 2024Show all

5 papers · 1 filter

gr-qc2024★ 1 cited

Domain walls in light of Cosmic Microwave Background and Pulsar Timing Array data

D. Grüber, P. P. Avelino, L. Sousa

In this paper, we study the compatibility of biased domain wall scenarios with current gravitational wave data. We show that the Cosmic Microwave Background bounds on the fractiona…

gr-qc2024

Particles and their fluids in nontrivial matter extensions to general relativity

P. P. Avelino

According to the standard von Laue condition, the volume-averaged pressure inside particles of fixed mass and structure vanishes in the Minkowski limit of general relativity. Here…

astro-ph.SR2024★ 14 cited

Buoyancy glitches in pulsating stars revisited

Margarida S. Cunha, Yuri C. Damasceno, Juliana Amaral +3

Sharp structural variations induce specific signatures on stellar pulsations that can be studied to infer localised information on the stratification of the star. This information…

gr-qc2024

Sound speed as a source of the gravitational field in modified gravity

P. P. Avelino

In the context of gravity and other modified theories of gravity, the knowledge of the first order variation of the trace of the energy-momentum tensor with respect to…

gr-qc2024

Stochastic gravitational wave background generated by domain wall networks

D. Grüber, L. Sousa, P. P. Avelino

In this work we study the power spectrum of the Stochastic Gravitational Wave Background produced by standard and biased domain wall networks, using the Velocity-dependent One-Scal…