Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Piccinni, Ornella J."'
Autor:
Miller, Andrew L., Aggarwal, Nancy, Clesse, Sebastien, De Lillo, Federico, Sachdev, Surabhi, Astone, Pia, Palomba, Cristiano, Piccinni, Ornella J., Pierini, Lorenzo
Gravitational waves from sub-solar mass primordial black holes could be detected in LIGO, Virgo and KAGRA data. Here, we apply a method originally designed to look for rapidly spinning-down neutron stars, the generalized frequency-Hough transform, to
Externí odkaz:
http://arxiv.org/abs/2407.17052
Autor:
Miller, Andrew L., Aggarwal, Nancy, Clesse, Sébastien, De Lillo, Federico, Sachdev, Surabhi, Astone, Pia, Palomba, Cristiano, Piccinni, Ornella J., Pierini, Lorenzo
Publikováno v:
Phys. Rev. Lett. 133, 111401 (2024)
Gravitational waves from sub-solar mass inspiraling compact objects would provide almost smoking-gun evidence for primordial black holes (PBHs). We perform the first search for inspiraling planetary-mass compact objects in equal-mass and highly asymm
Externí odkaz:
http://arxiv.org/abs/2402.19468
Autor:
D'Onofrio, Luca, De Rosa, Rosario, Palomba, Cristiano, Leaci, Paola, Piccinni, Ornella J., Sequino, Valeria, Errico, Luciano, Trozzo, Lucia, Palfreyman, Jim, McKee, James W., Meyers, Bradley W., Stairs, Ingrid, Guillemot, Lucas, Cognard, Ismael, Theureau, Gilles, Keith, Michael J., Lyne, Andrew, Flynn, Chris, Stappers, Ben
Publikováno v:
Phys. Rev. D 108, 122002 , Published 4 December 2023
The 5n-vector ensemble method is a multiple test for the targeted search of continuous gravitational waves from an ensemble of known pulsars. This method can improve the detection probability combining the results from individually undetectable pulsa
Externí odkaz:
http://arxiv.org/abs/2311.08229
Autor:
Pierini, Lorenzo, Astone, Pia, Palomba, Cristiano, Nyquist, Aidan, Dall'Osso, Simone, D'Antonio, Sabrina, Frasca, Sergio, La Rosa, Iuri, Leaci, Paola, Muciaccia, Federico, Piccinni, Ornella J., Rei, Luca
Publikováno v:
Physical Review D 106 (2022) 042009
In this paper we present a study of some relevant steps of the hierarchical frequency-Hough (FH) pipeline, used within the LIGO and Virgo Collaborations for wide-parameter space searches of continuous gravitational waves (CWs) emitted, for instance,
Externí odkaz:
http://arxiv.org/abs/2209.09071
Autor:
Miller, Andrew L., Astone, Pia, Bruno, Giacomo, Clesse, Sebastien, D'Antonio, Sabrina, Depasse, Antoine, De Lillo, Federico, Frasca, Sergio, La Rosa, Iuri, Leaci, Paola, Palomba, Cristiano, Piccinni, Ornella J., Pierini, Lorenzo, Rei, Luca, Tanasijczuk, Andres
Publikováno v:
Phys. Rev. D 103, 103002 (2021)
We adapt a method, originally developed for searches for quasi-monochromatic, quasi-infinite gravitational-wave signals, to directly detect new light gauge bosons with laser interferometers, which could be candidates for dark matter. To search for th
Externí odkaz:
http://arxiv.org/abs/2010.01925
Autor:
Piccinni, Ornella J., Astone, P., D'Antonio, S., Frasca, S., Intini, G., La Rosa, I., Leaci, P., Mastrogiovanni, S., Miller, A., Palomba, C.
Publikováno v:
Phys. Rev. D 101, 082004 (2020)
In this work we present the results of a search for continuous gravitational waves from the Galactic Center using LIGO O2 data. The search uses the Band-Sampled-Data directed search pipeline, which performs a semi-coherent wide-parameter-space search
Externí odkaz:
http://arxiv.org/abs/1910.05097
Autor:
Palomba, Cristiano, D'Antonio, Sabrina, Astone, Pia, Frasca, Sergio, Intini, Giuseppe, La Rosa, Iuri, Leaci, Paola, Mastrogiovanni, Simone, Miller, Andrew L., Muciaccia, Federico, Piccinni, Ornella J., Rei, Luca, Simula, Francesco
Publikováno v:
Phys. Rev. Lett. 123, 171101 (2019)
\textit{Superradiance} can trigger the formation of an ultra-light boson cloud around a spinning black hole. Once formed, the boson cloud is expected to emit a nearly periodic, long-duration, gravitational-wave signal. For boson masses in the range $
Externí odkaz:
http://arxiv.org/abs/1909.08854
Autor:
Miller, Andrew L., Astone, Pia, D'Antonio, Sabrina, Frasca, Sergio, Intini, Giuseppe, La Rosa, Iuri, Leaci, Paola, Mastrogiovanni, Simone, Muciaccia, Federico, Mitidis, Andonis, Palomba, Cristiano, Piccinni, Ornella J., Singhal, Akshat, Whiting, Bernard F., Rei, Luca
Publikováno v:
Phys. Rev. D (2019) 100, 062005
We present a comprehensive study of the effectiveness of Convolution Neural Networks (CNNs) to detect long duration transient gravitational-wave signals lasting $O(hours-days)$ from isolated neutron stars. We determine that CNNs are robust towards si
Externí odkaz:
http://arxiv.org/abs/1909.02262
Autor:
Miller, Andrew, Astone, Pia, D'Antonio, Sabrina, Frasca, Sergio, Intini, Giuseppe, La Rosa, Iuri, Leaci, Paola, Mastrogiovanni, Simone, Muciaccia, Federico, Palomba, Cristiano, Piccinni, Ornella J., Signhal, Akshat, Whiting, Bernard F.
Publikováno v:
Phys. Rev. D (2018) 98, 102004
We describe a method to detect gravitational waves lasting $O(hours-days)$ emitted by young, isolated neutron stars, such as those that could form after a supernova or a binary neutron star merger, using advanced LIGO/Virgo data. The method is based
Externí odkaz:
http://arxiv.org/abs/1810.09784
Autor:
Walsh, Sinead, Pitkin, Matthew, Oliver, Miquel, D'Antonio, Sabrina, Dergachev, Vladimir, Krolak, Andrzej, Astone, Pia, Bejger, Michal, Di Giovanni, Matteo, Dorosh, Orest, Frasca, Sergio, Leaci, Paola, Mastrogiovanni, Simone, Miller, Andrew, Palomba, Cristiano, Papa, Maria Alessandra, Piccinni, Ornella J., Riles, Keith, Sauter, Orion, Sintes, Alicia M.
Publikováno v:
Phys. Rev. D 94, 124010 (2016)
Rapidly rotating neutron stars are promising sources of continuous gravitational wave radiation for the LIGO and Virgo interferometers. The majority of neutron stars in our galaxy have not been identified with electromagnetic observations. All-sky se
Externí odkaz:
http://arxiv.org/abs/1606.00660