Alex Bentley Nielsen

Professor

Alex Bentley Nielsen

Contact

Telephone: 51831086

Email: alex.b.nielsen@uis.no

Department

Faculty of Science and Technology

Department of Mathematics and Physics

Publications

Vitenskapelige publikasjoner

Nielsen, Alex Bentley; Ahmed, Zaryab; Kastha, Shilpa

(2024)

Constraining parametric deviation from Kerr using black hole ringdown of GW150914 and GW190521.

arXiv.org.

ISSN 2331-8422.

Scientific Collaboration, LIGO; Collaboration, Virgo; Collaboration, KAGRA; Nielsen, Alex Bentley; Undheim, Vegard

(2024)

Observation of Gravitational Waves from the Coalescence of a 2.5–4.5 M⊙ Compact Object and a Neutron Star.

Astrophysical Journal Letters.

ISSN 2041-8205.

DOI: 10.3847/2041-8213/ad5beb

Shoom, Andrey A.; Gupta, Pawan K.; Krishnan, Badri; Nielsen, Alex Bentley; Capano, Collin D.

(2023)

Testing the post-Newtonian expansion with GW170817.

General Relativity and Gravitation.

ISSN 0001-7701.

Volum 55.

Hefte 4.

DOI: 10.1007/s10714-023-03100-z

Abedi, Jahed; Capano, Collin D.; Kastha, Shilpa; Nitz, Alexander H.; Wang, Yi-Fan; Westerweck, Julian; Nielsen, Alex Bentley; Krishnan, Badri

(2023)

Spectroscopy for asymmetric binary black hole mergers.

Physical Review D.

ISSN 2470-0010.

Volum 108.

Hefte 10.

DOI: 10.1103/PhysRevD.108.104009

Capano, Collin D.; Cabero, Miriam; Westerweck, Julian; Abedi, Jahed; Kastha, Shilpa; Nitz, Alexander H.; Wang, Yi-Fan; Nielsen, Alex Bentley; Krishnan, Badri

(2023)

Multimode Quasinormal Spectrum from a Perturbed Black Hole.

Physical Review Letters.

ISSN 0031-9007.

Volum 131.

Hefte 22.

DOI: 10.1103/PhysRevLett.131.221402

Wang, Yi-Fan; Capano, Collin D.; Abedi, Jahed; Kastha, Shilpa; Krishnan, Badri; Nielsen, Alex Bentley; Nitz, Alexander H.; Westerweck, Julian

(2023)

A frequency-domain perspective on GW150914 ringdown overtone.

arXiv.org.

ISSN 2331-8422.

Capano, Collin D.; Abedi, Jahed; Kastha, Shilpa; Nitz, Alexander H.; Westerweck, Julian; Wang, Yi-Fan; Cabero, Miriam; Nielsen, Alex Bentley; Krishnan, Badri

(2023)

Statistical validation of the detection of a sub-dominant quasi-normal mode in GW190521.

arXiv.org.

ISSN 2331-8422.

Undheim, Vegard; Nielsen, Alex Bentley; Svanes, Eirik Eik

(2023)

1PN effective binary Lagrangian for the gravity-Kalb-Ramond sector in the conservative regime.

arXiv.org.

ISSN 2331-8422.

Addazi, A.; Alvarez-Muniz, J.; Alves Batista, R.; Amelino-Camelia, G.; Antonelli, V.; Arzano, M.; Asorey, M.; Atteia, J.-L.; Bahamonde, S.; Bajardi, F.; Ballesteros, A.; Baret, B.; Barreiros, D.M.; Basilakos, S.; Benisty, D.; Birnholtz, O.; Blanco-Pillado, J.J.; Blas, D.; Bolmont, J.; Boncioli, D.; Bosso, P.; Calcagni, G.; Capozziello, S.; Carmona, J.M.; Cerci, S.; Chernyakova, M.; Clesse, S.; Coelho, J.A.B.; Colak, S.M.; Cortes, J.L.; Das, S.; D'Esposito, V.; Demirci, M.; Di Luca, M.G.; di Matteo, A.; Dimitrijevic, D.; Djordjevic, G.; Dominis Prester, D.; Eichhorn, A.; Ellis, J.; Escamilla-Rivera, C.; Fabiano, G.; Franchino-Viñas, S.A.; Frassino, A.M.; Frattulillo, D.; Funk, S.; Fuster, A.; Nardini, Germano; Nielsen, Alex Bentley; Oikonomou, Foteini

(2022)

Quantum gravity phenomenology at the dawn of the multi-messenger era—A review.

Progress in Particle and Nuclear Physics.

ISSN 0146-6410.

Volum 125.

DOI: 10.1016/j.ppnp.2022.103948

Kastha, Shilpa; Capano, Collin D.; Westerweck, Julian; Cabero, Miriam; Krishnan, Badri; Nielsen, Alex Bentley

(2022)

Model systematics in time domain tests of binary black hole evolution.

Physical Review D.

ISSN 2470-0010.

Volum 105.

Hefte 6.

DOI: 10.1103/PhysRevD.105.064042

Edelman, Bruce; Rivera-Paleo, F.J.; Merritt, J.D.; Farr, Ben; Doctor, Zoheyr; Brink, Jeandrew; Farr, Will M.; Gair, Jonathan; Key, Joey Shapiro; McIver, Jess; Nielsen, Alex Bentley

(2021)

Constraining unmodeled physics with compact binary mergers from GWTC-1.

Physical Review D.

ISSN 2470-0010.

Volum 103.

Hefte 4.

s.042004-1-042004-13.

DOI: 10.1103/PhysRevD.103.042004

Cabero, Miriam; Westerweck, Julian; Capano, Collin D.; Kumar, Sumit; Nielsen, Alex Bentley; Krishnan, Badri

(2020)

Black hole spectroscopy in the next decade.

Physical Review D.

ISSN 2470-0010.

Volum 101.

Hefte 6.

DOI: 10.1103/PhysRevD.101.064044

Marcoccia, Paolo; Fredriksson, Felicia; Nielsen, Alex Bentley; Nardini, Germano

(2020)

Pearson cross-correlation in the first four black hole binary mergers.

Journal of Cosmology and Astroparticle Physics (JCAP).

ISSN 1475-7516.

DOI: 10.1088/1475-7516/2020/11/043

Barausse, Enrico; Berti, Emanuele; Hertog, Thomas; Hughes, Scott A.; Jetzer, Philippe; Pani, Paolo; Hervik, Sigbjørn; Kolesova, Helena; Marcoccia, Paolo; Nardini, Germano; Nielsen, Alex Bentley; Sotiriou, Thomas P.; Tamanini, Nicola; Witek, Helvi; Yagi, Kent; Yunes, Nicolás; Abdelsahin, T.; Achucarro, A.; van Aelst, K.; Afshordi, N.; Akcay, S.; Annulli, L.; Arun, K.G.; Ayuso, I.; Baibhav, V.; Baker, T.; Bantilan, H.; Barreiro, T.; Barrera-Hinojosa, C.; Bartolo, N.; Baumann, D.; Belgacem, E.; Bellini, E.; Bellomo, N.; Ben-Dayan, I.; Bena, I.; Benkel, R.; Bergshoefs, E.; Bernard, L.; Bernuzzi, S.; Bertacca, D.; Besancon, M.; Beutler, F.; Beyer, F.; Bhagwat, S.; Bicak, J.; Biondini, S.; Bize, S.; Blas, D.; Boehmer, C.

(2020)

Prospects for fundamental physics with LISA.

General Relativity and Gravitation.

ISSN 0001-7701.

Volum 52.

DOI: 10.1007/s10714-020-02691-1

Bøker og kapitler

Undheim, Vegard; Andersen, Jens Oluf

(2021)

First post-Newtonian correction to gravitational waves produced by compact binaries: How to compute relativistic corrections to gravitational waves using Feynman diagrams.

Formidling

Tranberg, Anders; Hervik, Sigbjørn; Wehus, Ingunn Kathrine; Nielsen, Alex Bentley

(2023)

Q&A - Generell relativitet og interstellar vitenskap.

Wonderful World -nordisk festival for filosofi og vitenskap ;

2023-06-01 - .

Nielsen, Alex Bentley; Grøn, Øyvind Geelmuyden

(2023)

Et kosmisk hav av gravitasjonsbølger.

Astronomi.

ISSN 0802-7587.

Volum 53.

Hefte 3.

s.24-29.

Nielsen, Alex Bentley; Rothkopf, Alexander Karl

(2021)

Strålingsbalansen.

Informasjonsmøte;

2021-11-24.

Kunstnerisk produksjon

Nielsen, Alex Bentley

(2023)

Energien av ingenting.

Forsker-standup på Kåkå.

Rothkopf, Alexander Karl; van der Giezen, Mark; Lechterbeck, Jutta; Pyrihova, Eva; Nielsen, Alex Bentley

(2021)

Where the sun don't shine.