103 citations · 507 across the 22 of their papers we have counts for
23 papers
The LISA Astrophysics "Disc-IMRI" Code Comparison Project: Intermediate-Mass-Ratio Binaries in AGN-Like Discs
Andrea Derdzinski, Alexander J. Dittmann, Alessia Franchini +16
Upcoming space-based gravitational wave detectors such as LISA, the Laser Interferometer Space Antenna, will be sensitive to extreme- and intermediate-mass-ratio inspirals (EMRIs a…
Handy Relation Between Binary Black Hole Merger Times and Host Galaxy Properties
Kelly Holley-Bockelmann, Fazeel Khan, Isaiah Williams +6
Over the past 15 years, the evidence has clearly demonstrated that massive black hole (MBH) binary merger timescales depend strongly on the structural and kinematic properties of t…
The implications of stochastic gas torques for asymmetric binaries in the LISA band
Lorenzo Copparoni, Lorenzo Speri, Laura Sberna +2
Gravitational waves from asymmetric mass-ratio black-hole binaries carry unique information about their astrophysical environment. For instance, the Laser Interferometer Space Ante…
Gravitational Wave Astronomy With TianQin
En-Kun Li, Shuai Liu, Alejandro Torres-Orjuela +50
The opening of the gravitational wave window has significantly enhanced our capacity to explore the universe's most extreme and dynamic sector. In the mHz frequency range, a divers…
Bridging the micro-Hz gravitational wave gap via Doppler tracking with the Uranus Orbiter and Probe Mission: Massive black hole binaries, early universe signals and ultra-light dark matter
Lorenz Zwick, Deniz Soyuer, Daniel J. D'Orazio +6
With the recent announcement by NASA's \textit{Planetary Science and Astrobiology Decadal Survey 2023-2032}, a priority flagship mission to the planet Uranus is anticipated. Here,…
GWnext 2024: Meeting Summary
Alejandro Torres-Orjuela, Veronica Vazquez-Aceves, Rui Xu +19
GWnext 2024 was a meeting held in the Kavli Institute for Astronomy and Astrophysics at Peking University in March , 2024. In the meeting researchers at…
A novel category of environmental effect in gravitational waves from binaries perturbed by periodic forces
Lorenz Zwick, Christopher Tiede, Alessandro A. Trani +4
We study the gravitational wave (GW) emission of sources perturbed by periodic dynamical forces which do not cause secular evolution in the orbital elements. We construct a corresp…
The Lunar Gravitational-wave Antenna: Mission Studies and Science Case
Parameswaran Ajith, Pau Amaro Seoane, Manuel Arca Sedda +83
The Lunar Gravitational-wave Antenna (LGWA) is a proposed array of next-generation inertial sensors to monitor the response of the Moon to gravitational waves (GWs). Given the size…
LISA Definition Study Report
Monica Colpi, Karsten Danzmann, Martin Hewitson +108
The Laser Interferometer Space Antenna (LISA) is the first scientific endeavour to detect and study gravitational waves from space. LISA will survey the sky for Gravitational Waves…
Measuring eccentricity and gas-induced perturbation from gravitational waves of LISA massive black hole binaries
Mudit Garg, Andrea Derdzinski, Shubhanshu Tiwari +2
We assess the possibility of detecting both eccentricity and gas effects (migration and accretion) in the gravitational wave (GW) signal from LISA massive black hole binaries (MBHB…
Multimessenger Astronomy with Black Holes: Extreme mass ratio inspirals
Andrea Derdzinski, Lorenz Zwick
This text will appear as Section II of Chapter 5 of the book "Black Holes in the Era of Gravitational-Wave Astronomy". As a stand alone text, it serves as a brief overview of astro…
GW190521: a binary black hole merger inside an active galactic nucleus?
Sophia Morton, Stefano Rinaldi, Alejandro Torres-Orjuela +3
GW190521, the most massive binary black hole merger confidently detected by the LIGO-Virgo-KAGRA collaboration, is the first gravitational-wave observation of an intermediate-mass…
The minimum measurable eccentricity from gravitational waves of LISA massive black hole binaries
Mudit Garg, Shubhanshu Tiwari, Andrea Derdzinski +3
We explore the eccentricity measurement threshold of LISA for gravitational waves radiated by massive black hole binaries (MBHBs) with redshifted BH masses in the range $10^{…
The imprint of gas on gravitational waves from LISA intermediate-mass black hole binaries
Mudit Garg, Andrea Derdzinski, Lorenz Zwick +2
We study the effect of torques on circular inspirals of intermediate-mass black hole binaries (IMBHBs) embedded in gas discs, wherein both BH masses are in the range -$10^5~\…
In-situ extreme mass ratio inspirals via sub-parsec formation and migration of stars in thin, gravitationally unstable AGN discs
Andrea Derdzinski, Lucio Mayer
We investigate the properties of stars born via gravitational instability in accretion discs around supermassive black holes (SMBHs) in active galactic nuclei (AGN), and how this v…
Astrophysics with the Laser Interferometer Space Antenna
Pau Amaro Seoane, Jeff Andrews, Manuel Arca Sedda +156
The Laser Interferometer Space Antenna (LISA) will be a transformative experiment for gravitational wave astronomy, and, as such, it will offer unique opportunities to address many…
Dirty waveforms: multiband harmonic content of gas-embedded gravitational wave sources
Lorenz Zwick, Andrea Derdzinski, Mudit Garg +2
We analyse the effect of stochastic torque fluctuations on the orbital evolution and the gravitational wave (GW)emission of gas-embedded sources with intermediate and extreme mass…
Evolution of gas disc-embedded intermediate mass ratio inspirals in the LISA band
A. Derdzinski, D. D'Orazio, P. Duffell +2
Among the potential milliHz gravitational wave (GW) sources for the upcoming space-based interferometer LISA are extreme- or intermediate-mass ratio inspirals (EMRI/IMRIs). These e…
Circumbinary Disks: Accretion and Torque as a Function of Mass Ratio and Disk Viscosity
Paul C. Duffell, Daniel D'Orazio, Andrea Derdzinski +4
Using numerical hydrodynamics calculations and a novel method for densely sampling parameter space, we measure the accretion and torque on a binary system from a circumbinary disk.…
Astro2020 Science White Paper: A Shocking Shift in Paradigm for Classical Novae
Laura Chomiuk, Elias Aydi, Aliya-Nur Babul +10
The discovery of GeV gamma-rays from classical novae has led to a reassessment of these garden-variety explosions, and highlighted their importance for understanding radiative shoc…
Multimessenger science opportunities with mHz gravitational waves
John Baker, Zoltán Haiman, Elena Maria Rossi +32
LISA will open the mHz band of gravitational waves (GWs) to the astronomy community. The strong gravity which powers the variety of GW sources in this band is also crucial in a num…
Probing gas disc physics with LISA: simulations of an intermediate mass ratio inspiral in an accretion disc
A. Derdzinski, D. D'Orazio, P. Duffell +2
The coalescence of a compact object with a supermassive black hole (SMBH) produces mHz gravitational waves (GWs) detectable by the future Laser Interf…
Radiative shocks create environments for dust formation in novae
Andrea M. Derdzinski, Brian D. Metzger, Davide Lazzati
Classical novae commonly show evidence of rapid dust formation within months of the outburst. However, it is unclear how molecules and grains are able to condense within the ejecta…