activity
20202026
most citedCan late-time extensions solve the and tensions?

93 citations · 215 across the 23 of their papers we have counts for

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16 papers · 1 filter

gr-qc2026

Cherenkov Bursts are Memory Steps

Jann Zosso, Guangzi Xu, Vitor Cardoso

We show that the familiar Cherenkov burst from a finite superluminal charge track can be understood as a pair of interfering electromagnetic memory transitions. Endpoint accelerati…

gr-qc2026

Scalar memory from compact binary coalescences

Jann Zosso, Silvia Gasparotto, Llibert Aresté Saló +2

Gravitational memory provides a distinctive low-frequency probe of gravity, but explicit merger studies beyond general relativity remain limited. In this letter, we investigate mem…

gr-qc2026

Gravitational Memory from Hairy Binary Black Hole Mergers

Silvia Gasparotto, Jann Zosso, Llibert Aresté Saló +2

Gravitational-wave memory is a low-frequency, non-oscillatory component of the radiation field that provides a potentially powerful but as yet undetected probe of strong-field grav…

gr-qc2026

Balance flux laws beyond general relativity

David Maibach, Jann Zosso

Balance flux laws of asymptotic symmetries in general relativity provide fully non-perturbative constraint equations on gravitational strain. They have proven useful for constructi…

gr-qc2026★ 4 cited

Detectability of Gravitational-Wave Memory with LISA: A Bayesian Approach

Adrien Cogez, Silvia Gasparotto, Jann Zosso +5

Gravitational wave (GW) astronomy opens a new venue to explore the universe. Future observatories such as LISA, the Laser Interferometer Space Antenna, are expected to observe prev…

gr-qc2026

Toward claiming a detection of gravitational memory

Jann Zosso, Lorena Magaña Zertuche, Silvia Gasparotto +3

Gravitational memory is a zero-frequency effect associated with a permanent change in the asymptotic spacetime metric induced by radiation. Although its universal manifestation is…

gr-qc2025

Gravitational Memory in Generalized Proca Gravity

Lavinia Heisenberg, Benedetta Rosatello, Guangzi Xu +1

We investigate the gravitational memory effect in the full Generalized Proca gravity, the most general metric theory including a gravitational Proca field with derivative self-inte…

gr-qc2025

Enhancement of Electromagnetic Memory Effects

Jann Zosso

We show that the amplitude of electromagnetic memory can be significantly enhanced in comparison to known estimates. In a Lorentz breaking phase of lowered phase velocity of light,…

gr-qc2025

Continuing Isaacson's Legacy: A general metric theory perspective on gravitational memory and the non-linearity of gravity

Jann Zosso

The challenge of defining a physical notion of gravitational waves, together with the associated dynamical degrees of freedom of a gravity theory, is a long-standing problem that f…

gr-qc2025

Constraining superluminal Einstein-Æther gravity through gravitational memory

Lavinia Heisenberg, Benedetta Rosatello, Guangzi Xu +1

Every emission of radiation in gravity also includes a nonwavelike component that leaves a permanent change in proper distances of the spacetime it travels through. This phenomenon…

gr-qc2024★ 1 cited

Probing Gravity -- Fundamental Aspects of Metric Theories and their Implications for Tests of General Relativity

Jann Zosso

Guided by the Einstein equivalence principle that identifies the phenomenon of gravitation as a manifestation of the dynamics of spacetime in contrast to a localizable force, we re…

gr-qc2024★ 2 cited

Measuring gravitational wave memory with LISA

Henri Inchauspé, Silvia Gasparotto, Diego Blas +3

Gravitational wave (GW) astronomy has revolutionized our capacity to explore nature. The next generation of observatories, among which the space-borne detector Laser Interferometer…

gr-qc2024

Testing gravitational waveforms in full General Relativity

Fabio D'Ambrosio, Francesco Gozzini, Lavinia Heisenberg +3

We perform a comprehensive analysis of state-of-the-art waveform models, focusing on their predictions concerning kick velocity and inferred gravitational wave memory. In our inves…

gr-qc2024

Unifying Ordinary and Null Memory

Lavinia Heisenberg, Guangzi Xu, Jann Zosso

Based on a recently proposed reinterpretation of gravitational wave memory that builds up on the definition of gravitational waves pioneered by Isaacson, we provide a unifying fram…

gr-qc2023★ 38 cited

Gravitational wave memory beyond general relativity

Lavinia Heisenberg, Nicolás Yunes, Jann Zosso

Gravitational wave memory is a nonoscillatory correction to the gravitational wave strain predicted by general relativity, which has yet to be detected. Within general relativity,…

gr-qc2022★ 4 cited

Gravitational Waves in Full, Non-Linear General Relativity

Fabio D'Ambrosio, Shaun D. B. Fell, Lavinia Heisenberg +3

These notes provide a student-friendly introduction to the theory of gravitational waves in full, non-linear general relativity (GR). We aim for a balance between physical intuitio…