Identification of high-redshift X-ray active galactic nuclei in the 4XMM-DR11 serendipitous catalogue using DES data: Comparative analysis with optically-selected QSOs

Authors: Pouliasis, E., Ruiz, A., Georgantopoulos, I., Akylas, A., Webb, N. A., Carrera, F. J., Mateos, S., Nebot, A., Watson, M. G., Pineau, F. X., Motch, C.

Subject Terms: Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2503.02527

The Compton-thick AGN luminosity function in the local Universe: A robust estimate combining BAT detections and NuSTAR spectra

Authors: Georgantopoulos, I., Pouliasis, E., Ruiz, A., Akylas, A.

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - Cosmology and Nongalactic Astrophysics

Access URL: http://arxiv.org/abs/2412.05432

Towards a complete census of luminous Compton-thick Active Galactic Nuclei in the local Universe

Authors: Akylas, A., Georgantopoulos, I., Gandhi, P., Boorman, P., Greenwell, C. L.

Source: A&A 692, A250 (2024)

Subject Terms: Astrophysics - Astrophysics of Galaxies, Astrophysics - Cosmology and Nongalactic Astrophysics

Access URL: http://arxiv.org/abs/2409.20015

Resilient Feature-driven Trading of Renewable Energy with Missing Data

Authors: Kuhnau, Matias, Stratigakos, Akylas, Camal, Simon, Chevalier, Samuel, Kariniotakis, George

Source: 2023 IEEE PES Innovative Smart Grid Technologies Europe (ISGT EUROPE) Innovative Smart Grid Technologies Europe (ISGT EUROPE), 2023 IEEE PES. :1-5 Oct, 2023

Relation: 2023 IEEE PES Innovative Smart Grid Technologies Europe (ISGT EUROPE)

AGN populations in the local universe: their alignment with the main-sequence, characteristics of their stellar populations, accretion efficiency, and the impact of AGN feedback

Authors: Mountrichas, G., Ruiz, A., Georgantopoulos, I., Pouliasis, E., Akylas, A., Drigga, E.

Source: A&A 688, A79 (2024)

Subject Terms: Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2405.11022

Interpretable Machine Learning for DC Optimal Power Flow with Feasibility Guarantees

Authors: Stratigakos, Akylas, Pineda, Salvador, Morales, Juan Miguel, Kariniotakis, Georges

Source: 2024 IEEE Power & Energy Society General Meeting (PESGM) Power & Energy Society General Meeting (PESGM), 2024 IEEE. :1-1 Jul, 2024

Relation: 2024 IEEE Power & Energy Society General Meeting (PESGM)

Ensemble X-ray variability of optically selected QSOs: dependence on black hole mass and Eddington ratio

Authors: Georgakakis, A., Buchner, J., Ruiz, A., Boller, T., Akylas, A., Paolillo, M., Salvato, M., Merloni, A., Nandra, K., Dwelly, T.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2401.17285

Comparing indirect methods for black hole masses in AGN: the good, the bad, and the ugly

Authors: Gliozzi, M., Williams, J. K., Akylas, A., Papadakis, I. E., Shuvo, O. I., Halavatkar, A., Alt, A.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2312.14098

The STATiX pipeline for the detection of X-ray transients in three dimensions

Authors: Ruiz, A., Georgakakis, A., Georgantopoulos, I., Akylas, A., Pierre, M., Starck, J. L.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2310.19940

End-to-end Learning for Hierarchical Forecasting of Renewable Energy Production with Missing Values

Authors: Stratigakos, Akylas, van der Meer, Dennis, Camal, Simon, Kariniotakis, Georges

Source: 2022 17th International Conference on Probabilistic Methods Applied to Power Systems (PMAPS) Probabilistic Methods Applied to Power Systems (PMAPS), 2022 17th International Conference on. :1-6 Jun, 2022

Relation: 2022 17th International Conference on Probabilistic Methods Applied to Power Systems (PMAPS)

XMM2ATHENA, the H2020 project to improve XMM-Newton analysis software and prepare for Athena

Authors: Webb, Natalie A., Carrera, Francisco J., Schwope, Axel, Motch, Christian, Ballet, Jean, Watson, Mike, Page, Mat, Freyberg, Michael, Georgantopoulos, Ioannis, Coriat, Mickael, Barret, Didier, Massida, Zoe, Gupta, Maitrayee, Tranin, Hugo, Quintin, Erwan, Ceballos, M. Teresa, Mateos, Silvia, Corral, Amalia, Dominguez, Rosa, Stiele, Holger, Traulsen, Iris, Pires, Adriana, Nebot, Ada, Michel, Laurent, Pineau, François Xavier, Kuutila, Jere, Maggi, Pierre, Chakroborty, Sudip, Birchall, Keir, Kuin, Paul, Akylas, Athanassios, Ruiz, Angel, Pouliasis, Ektoras, Georgakakis, Antonis

Subject Terms: Astrophysics - Instrumentation and Methods for Astrophysics, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2303.10097

Thickness-dependent SOT effective fields and magnetization control in Topological insulator/2D-ferromagnet Bi2Te3/Cr1+δTe2 Van der Waals heterostructures with PMA

Authors: Figueiredo-Prestes, Nicholas, Lintzeris, Akylas, Tsipas, Polychronis, Reyren, Nicolas, Jaffres, Henri, Dimoulas, Athanasios, George, Jean-Marie

Source: 2023 IEEE International Magnetic Conference - Short Papers (INTERMAG Short Papers) Magnetic Conference - Short Papers (INTERMAG Short Papers), 2023 IEEE International. :1-2 May, 2023

Relation: 2023 IEEE International Magnetic Conference - Short Papers (INTERMAG Short Papers)

Assessing the groundwater quality of El Fahs aquifer (NE Tunisia) using multivariate statistical techniques and geostatistical modeling

Authors: Constantinos F. Panagiotou, Anis Chekirbane, Marinos Eliades, Christiana Papoutsa, Evangelos Akylas, Marinos Stylianou, Nikolaos Stathopoulos

Source: Applied Water Science, Vol 14, Iss 8, Pp 1-16 (2024)

Subject Terms: Groundwater quality, Clustering analysis, Principal component analysis, Indicator kriging, Tunisia, Water supply for domestic and industrial purposes, TD201-500

File Description: electronic resource

Relation: https://doaj.org/toc/2190-5487; https://doaj.org/toc/2190-5495

Access URL: https://doaj.org/article/b97f17bf39ea45e6a306ef039fa2fa8d

A Value-Oriented Price Forecasting Approach to Optimize Trading of Renewable Generation

Authors: Stratigakos, Akylas, Michiorri, Andrea, Kariniotakis, Georges

Source: 2021 IEEE Madrid PowerTech Madrid PowerTech, 2021 IEEE. :1-6 Jun, 2021

Relation: 2021 IEEE Madrid PowerTech

Comparison and Evaluation of Methods for a Predict+Optimize Problem in Renewable Energy

Authors: Bergmeir, Christoph, de Nijs, Frits, Sriramulu, Abishek, Abolghasemi, Mahdi, Bean, Richard, Betts, John, Bui, Quang, Dinh, Nam Trong, Einecke, Nils, Esmaeilbeigi, Rasul, Ferraro, Scott, Galketiya, Priya, Genov, Evgenii, Glasgow, Robert, Godahewa, Rakshitha, Kang, Yanfei, Limmer, Steffen, Magdalena, Luis, Montero-Manso, Pablo, Peralta, Daniel, Kumar, Yogesh Pipada Sunil, Rosales-Pérez, Alejandro, Ruddick, Julian, Stratigakos, Akylas, Stuckey, Peter, Tack, Guido, Triguero, Isaac, Yuan, Rui

Subject Terms: Computer Science - Artificial Intelligence

Access URL: http://arxiv.org/abs/2212.10723

Black hole mass estimation using X-ray variability measurements in Seyfert galaxies

Authors: Akylas, A., Papadakis, I., Georgakakis, A.

Source: A&A 666, A127 (2022)

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2208.12490

A Suitable Flexibility Assessment Approach for the Pre-Screening Phase of Power System Planning Applied on the Greek Power System

Authors: Stratigakos, Akylas C., Krommydas, Konstantinos F., Papageorgiou, Panos C., Dikaiakos, Christos, Papaioannou, George P.

Source: IEEE EUROCON 2019 -18th International Conference on Smart Technologies Smart Technologies, IEEE EUROCON 2019 -18th International Conference on. :1-6 Jul, 2019

Relation: IEEE EUROCON 2019 -18th International Conference on Smart Technologies

The distribution of the coronal temperature in Seyfert 1 galaxies

Authors: Akylas, A., Georgantopoulos, I.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena, Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2108.11337

The RapidXMM Upper Limit Server: X-ray aperture photometry of the XMM-Newton archival observations

Authors: Ruiz, A., Georgakakis, A., Gerakakis, S., Saxton, R., Kretschmar, P., Akylas, A., Georgantopoulos, I.

Subject Terms: Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2106.01687

Application of the ASBM-SA closure in a turbulent flow over a hump in the presence of separation control

Authors: Panagiotou, Constantinos F., Stylianou, Fotos S., Gravanis, Elias, Akylas, Evangelos, Kassinos, Stavros C.

Subject Terms: Physics - Fluid Dynamics

Access URL: http://arxiv.org/abs/2003.00579