Obscured BeXRBs through infrared spectroscopy

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Title: Obscured BeXRBs through infrared spectroscopy
Authors: Rodes Roca, José Joaquín | Bernabeu, Guillermo | Torrejon, Jose M. | Magazzù, Antonio
Research Group/s: Astronomía y Astrofísica
Center, Department or Service: Universidad de Alicante. Departamento de Física, Ingeniería de Sistemas y Teoría de la Señal | Universidad de Alicante. Instituto Universitario de Física Aplicada a las Ciencias y las Tecnologías
Keywords: Be-X ray binaries | Infrared spectroscopy | IGR sources
Knowledge Area: Física Aplicada | Astronomía y Astrofísica
Issue Date: Oct-2017
Series/Report no.: 2017xru..conf..331R
Abstract: The identification and spectral characterization of the optical/infrared counterparts in X-ray binaries is an essential step to understand the physics of these systems. We report on the first infrared spectroscopy of three INTEGRAL X-ray binary sources which present high absorption. Our spectra show that almost all the significant features are in emission, consistent with a Be companion star. We correct the infrared excess taking into account the circumstellar envelope emission in order to obtain a refined estimation of the distance to the X-ray sources and their X-ray luminosities. Based on these results we discuss how their X-ray characteristics fit into the BeX-ray scenario.
Description: The X-ray Universe 2017, Proceedings of the conference held 6-9 June, 2017 in Rome, Italy. Edited by J.-U. Ness and S. Migliari. Online at https://www.cosmos.esa.int/web/xmm-newton/2017-symposium, p.321
Sponsor: Project ESP2014-53672-C3-3-P and INV15-10 of UA
URI: http://hdl.handle.net/10045/109363
Language: eng
Type: info:eu-repo/semantics/conferenceObject
Rights: Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License
Peer Review: no
Publisher version: https://ui.adsabs.harvard.edu/abs/2017xru..conf..321R/abstract
Appears in Collections:INV - Astronomía y Astrofísica - Comunicaciones a Congresos, Conferencias, etc.

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