Search Results - "Reig, P."

Average bolometric corrections and optical to X-ray flux measurements as a function of accretion rate for X-ray binaries by Anastasopoulou, K, Zezas, A, Steiner, J F, Reig, P

“…ABSTRACT In this paper, we use an RXTE library of spectral models from 10 black hole and 9 pulsar X-ray binaries, as well as model spectra available in the…”
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RoboPol: connection between optical polarization plane rotations and gamma-ray flares in blazars by Blinov, D., Pavlidou, V., Papadakis, I., Kiehlmann, S., Liodakis, I., Panopoulou, G. V., Angelakis, E., Baloković, M., Hovatta, T., King, O. G., Kus, A., Kylafis, N., Mahabal, A., Maharana, S., Myserlis, I., Paleologou, E., Papamastorakis, I., Pazderski, E., Pearson, T. J., Ramaprakash, A., Readhead, A. C. S., Reig, P., Tassis, K., Zensus, J. A.

“…Abstract We use results of our 3 yr polarimetric monitoring programme to investigate the previously suggested connection between rotations of the polarization…”
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RoboPol: the optical polarization of gamma-ray-loud and gamma-ray-quiet blazars by Angelakis, E, Hovatta, T, Blinov, D, Pavlidou, V, Kiehlmann, S, Myserlis, I, Bottcher, M, Mao, P, Panopoulou, G V, Liodakis, I, King, O G, Balokovic, M, Kus, A, Kylafis, N, Mahabal, A, Marecki, A, Paleologou, E, Papadakis, I, Papamastorakis, I, Pazderski, E, Pearson, T J, Prabhudesai, S, Ramaprakash, A N, Readhead, A C S, Reig, P, Tassis, K, Urry, M, Zensus, J A

“…We present average R-band optopolarimetric data, as well as variability parameters, from the first and second RoboPol observing season. We investigate whether…”
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RoboPol: first season rotations of optical polarization plane in blazars by Blinov, D., Pavlidou, V., Papadakis, I., Kiehlmann, S., Panopoulou, G., Liodakis, I., King, O. G., Angelakis, E., Baloković, M., Das, H., Feiler, R., Fuhrmann, L., Hovatta, T., Khodade, P., Kus, A., Kylafis, N., Mahabal, A., Myserlis, I., Modi, D., Pazderska, B., Pazderski, E., Papamastorakis, I., Pearson, T. J., Rajarshi, C., Ramaprakash, A., Reig, P., Readhead, A. C. S., Tassis, K., Zensus, J. A.

“…We present first results on polarization swings in optical emission of blazars obtained by RoboPol, a monitoring programme of an unbiased sample of gamma-ray…”
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On the relationship between circumstellar disc size and X-ray outbursts in Be/X-ray binaries by Monageng, I M, McBride, V A, Coe, M J, Steele, I A, Reig, P

“…We present long-term Ha monitoring results of five Be/X-ray binaries to study the Be disc size variations and their influence on type II (giant) X-ray…”
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RoboPol: optical polarization-plane rotations and flaring activity in blazars by Blinov, D., Pavlidou, V., Papadakis, I. E., Hovatta, T., Pearson, T. J., Liodakis, I., Panopoulou, G. V., Angelakis, E., Baloković, M., Das, H., Khodade, P., Kiehlmann, S., King, O. G., Kus, A., Kylafis, N., Mahabal, A., Marecki, A., Modi, D., Myserlis, I., Paleologou, E., Papamastorakis, I., Pazderska, B., Pazderski, E., Rajarshi, C., Ramaprakash, A., Readhead, A. C. S., Reig, P., Tassis, K., Zensus, J. A.

“…We present measurements of rotations of the optical polarization of blazars during the second year of operation of RoboPol, a monitoring programme of an…”
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Accreting magnetars: a new type of high-mass X-ray binaries? by Reig, P., Torrejón, J. M., Blay, P.

“…Abstract The discovery of very slow pulsations (P spin =5560 s) has solved the long-standing question of the nature of the compact object in the high-mass…”
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The quiescent state of the accreting X-ray pulsar SAX J2103.5+4545 by Reig, P, Doroshenko, V, Zezas, A

“…We present an X-ray timing and spectral analysis of the Be/X-ray binary SAX J2103.5+4545 at a time when the Be star's circumstellar disc had disappeared and…”
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The RoboPol optical polarization survey of gamma-ray-loud blazars by Pavlidou, V., Angelakis, E., Myserlis, I., Blinov, D., King, O. G., Papadakis, I., Tassis, K., Hovatta, T., Pazderska, B., Paleologou, E., Baloković, M., Feiler, R., Fuhrmann, L., Khodade, P., Kus, A., Kylafis, N., Modi, D., Panopoulou, G., Papamastorakis, I., Pazderski, E., Pearson, T. J., Rajarshi, C., Ramaprakash, A., Readhead, A. C. S., Reig, P., Zensus, J. A.

“…We present first results from RoboPol, a novel-design optical polarimeter operating at the Skinakas Observatory in Crete. The data, taken during the 2013…”
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Discovery of X-ray pulsations in the Be/X-ray binary IGR J21343+4738 by Reig, P., Zezas, A.

“…We report on the discovery of X-ray pulsations in the Be/X-ray binary IGR J21343+4738 during an XMM–Newton observation. We obtained a barycentric corrected…”
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RoboPol: AGN polarimetric monitoring data by Blinov, D, Kiehlmann, S, Pavlidou, V, Panopoulou, G V, Skalidis, R, Angelakis, E, Casadio, C, Einoder, E N, Hovatta, T, Kokolakis, K, Kougentakis, A, Kus, A, Kylafis, N, Kyritsis, E, Lalakos, A, Liodakis, I, Maharana, S, Makrydopoulou, E, Mandarakas, N, Maragkakis, G M, Myserlis, I, Papadakis, I, Paterakis, G, Pearson, T J, Ramaprakash, A N, Readhead, A C S, Reig, P, Słowikowska, A, Tassis, K, Xexakis, K, Żejmo, M, Zensus, J A

“…ABSTRACT We present uniformly reprocessed and re-calibrated data from the RoboPol programme of optopolarimetric monitoring of active galactic nuclei (AGNs),…”
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RoboPol: a four-channel optical imaging polarimeter by Ramaprakash, A N, Rajarshi, C V, Das, H K, Khodade, P, Modi, D, Panopoulou, G, Maharana, S, Blinov, D, Angelakis, E, Casadio, C, Fuhrmann, L, Hovatta, T, Kiehlmann, S, King, O G, Kylafis, N, Kougentakis, A, Kus, A, Mahabal, A, Marecki, A, Myserlis, I, Paterakis, G, Paleologou, E, Liodakis, I, Papadakis, I, Papamastorakis, I, Pavlidou, V, Pazderski, E, Pearson, T J, Readhead, A C S, Reig, P, Słowikowska, A, Tassis, K, Zensus, J A

“…ABSTRACT We present the design and performance of RoboPol, a four-channel optical polarimeter operating at the Skinakas Observatory in Crete, Greece. RoboPol…”
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NuSTAR rules out a cyclotron line in the accreting magnetar candidate 4U2206+54 by Torrejón, J M, Reig, P, Fürst, F, Martinez-Chicharro, M, Postnov, K, Oskinova, L

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RoboPol: do optical polarization rotations occur in all blazars? by Blinov, D., Pavlidou, V., Papadakis, I., Kiehlmann, S., Liodakis, I., Panopoulou, G. V., Pearson, T. J., Angelakis, E., Baloković, M., Hovatta, T., Joshi, V., King, O. G., Kus, A., Kylafis, N., Mahabal, A., Marecki, A., Myserlis, I., Paleologou, E., Papamastorakis, I., Pazderski, E., Prabhudesai, S., Ramaprakash, A., Readhead, A. C. S., Reig, P., Tassis, K., Zensus, J. A.

“…We present a new set of optical polarization plane rotations in blazars, observed during the third year of operation of RoboPol. The entire set of rotation…”
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The time-dependent distribution of optical polarization angle changes in blazars by Kiehlmann, S, Blinov, D, Liodakis, I, Pavlidou, V, Readhead, A C S, Angelakis, E, Casadio, C, Hovatta, T, Kylafis, N, Mahabal, A, Mandarakas, N, Myserlis, I, Panopoulou, G V, Pearson, T J, Ramaprakash, A, Reig, P, Skalidis, R, Słowikowska, A, Tassis, K, Zensus, J A

“…ABSTRACT At optical wavelengths, blazar Electric Vector Position Angle (EVPA) rotations linked with gamma-ray activity have been the subject of intense…”
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Optical Spectroscopy of 20 Be/X-ray Binaries in the Small Magellanic Cloud by Antoniou, V, Hatzidimitriou, D, Zezas, A, Reig, P

“…We present a large sample (20 in total) of optical spectra of Small Magellanic Cloud (SMC) High-Mass X-ray Binaries obtained with the 2dF spectrograph at the…”
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The high optical polarization in the Be/X-ray binary EXO 2030+375 by Reig, P., Blinov, D., Papadakis, I., Kylafis, N., Tassis, K.

“…Polarization in classical Be stars results from Thomson scattering of the unpolarized light from the Be star in the circumstellar disc. Theory and observations…”
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The RoboPol pipeline and control system by King, O. G., Blinov, D., Ramaprakash, A. N., Myserlis, I., Angelakis, E., Baloković, M., Feiler, R., Fuhrmann, L., Hovatta, T., Khodade, P., Kougentakis, A., Kylafis, N., Kus, A., Modi, D., Paleologou, E., Panopoulou, G., Papadakis, I., Papamastorakis, I., Paterakis, G., Pavlidou, V., Pazderska, B., Pazderski, E., Pearson, T. J., Rajarshi, C., Readhead, A. C. S., Reig, P., Steiakaki, A., Tassis, K., Zensus, J. A.

“…We describe the data reduction pipeline and control system for the RoboPol project. The RoboPol project is monitoring the optical R-band magnitude and linear…”
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Optical polarization map of the Polaris Flare with RoboPol by Panopoulou, G., Tassis, K., Blinov, D., Pavlidou, V., King, O. G., Paleologou, E., Ramaprakash, A., Angelakis, E., Baloković, M., Das, H. K., Feiler, R., Hovatta, T., Khodade, P., Kiehlmann, S., Kus, A., Kylafis, N., Liodakis, I., Mahabal, A., Modi, D., Myserlis, I., Papadakis, I., Papamastorakis, I., Pazderska, B., Pazderski, E., Pearson, T. J., Rajarshi, C., Readhead, A. C. S., Reig, P., Zensus, J. A.

“…The stages before the formation of stars in molecular clouds are poorly understood. Insights can be gained by studying the properties of quiescent clouds, such…”
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Evidence for a change in the radiation mechanism in the hard state of GRO J1655−40. Hysteresis in the broad-band noise components by Reig, P., Papadakis, I. E., Sobolewska, M. A., Malzac, J.

“…We have analysed archival data from the Rossi X-ray Timing Explorer (RXTE) to study the aperiodic variability of the black hole binary GRO J1655−40 during the…”
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