Search Results - "Georgiev, I. Y"

Are we observing an NSC in course of formation in the NGC 4654 galaxy? by Schiavi, R, Capuzzo-Dolcetta, R, Georgiev, I Y, Arca-Sedda, M, Mastrobuono-Battisti, A

“…ABSTRACT We use direct N-body simulations to explore some possible scenarios for the future evolution of two massive clusters observed towards the centre of…”
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Resolving the host galaxy of a distant blazar with LBT/LUCI 1 + ARGOS by Farina, E P, Georgiev, I Y, Decarli, R, Terzić, T, Busoni, L, Gässler, W, Mazzoni, T, Borelli, J, Rosensteiner, M, Ziegleder, J, Bonaglia, M, Rabien, S, Buschkamp, P, Orban de Xivry, G, Rahmer, G, Kulas, M, Peter, D

“…Abstract BL Lac objects emitting in the very high energy (VHE) regime are unique tools to peer into the properties of the extragalactic background light (EBL)…”
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Optical-NIR analysis of globular clusters in the IKN dwarf spheroidal: a complex star formation history by Tudorica, A, Georgiev, I. Y, Chies-Santos, A. L

“…A&A 581, A84 (2015) Age, metallicity and spatial distribution of globular clusters (GCs) provide a powerful tool to reconstruct major star-formation episodes…”
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A solar-type star polluted by calcium-rich supernova ejecta inside the supernova remnant RCW 86 by Gvaramadze, V. V, Langer, N, Fossati, L, Bock, D. C. -J, Castro, N, Georgiev, I. Y, Greiner, J, Johnston, S, Rau, A, Tauris, T. M

“…Nature Astronomy 1, Article number: 0116 (2017) When a massive star in a binary system explodes as a supernova its companion star may be polluted with heavy…”
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ARGOS at the LBT. Binocular laser guided ground layer adaptive optics by Rabien, S, Angel, R, Barl, L, Beckmann, U, Busoni, L, Belli, S, Bonaglia, M, Borelli, J, Brynnel, J, Buschkamp, P, Cardwel, A, Contursi, A, Connot, C, Davies, R, Deysenroth, M, Durney, O, Eisenhauer, F, Elberich, M, Esposito, S, Frye, B, Gaessler, W, Gasho, V, Gemperlein, H, Genzel, R, Georgiev, I. Y, Green, R, Hart, M, Kohlmann, C, Kulas, M, Lefebvre, M, Mazzoni, T, Noenickx, J, Ott, T, de Xivry, G. Orban, Peter, D, Puglisi, A, Qin, Y, Quirrenbach, A, Raab, W, Rademacher, M, Rahmer, G, Rix, H. W, Rosensteiner, M, Salinari, P, Schwab, C, Sivitilli, A, Steinmetz, M, Storm, J, Veillet, C, Weigelt, G, Ziegleder, J

“…A&A 621, A4 (2019) Having completed its commissioning phase, the Advanced Rayleigh guided Ground-layer adaptive Optics System (ARGOS) facility is coming online…”
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Nuclear star cluster formation in energy-space by Leigh, N. W. C, Georgiev, I. Y, Boeker, T, Knigge, C, Brok, M. den

“…In a virialized stellar system, the mean-square velocity is a direct tracer of the energy per unit mass of the system. Here, we exploit this to estimate and…”
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A large population of ultra-compact dwarf galaxies in the Hydra I cluster by Misgeld, I, Mieske, S, Hilker, M, Richtler, T, Georgiev, I. Y, Schuberth, Y

“…We performed a large spectroscopic survey of compact, unresolved objects in the core of the Hydra I galaxy cluster (Abell 1060), with the aim of identifying…”
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Two formation channels of UCDs in Hickson Compact Groups by Da Rocha, C, Mieske, S, Georgiev, I. Y, Hilker, M, Ziegler, B. L, de Oliveira, C. Mendes

“…The formation of ultra-compact dwarf galaxies (UCDs) is believed to be interaction driven, and UCDs are abundant in the cores of galaxy clusters, environments…”
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Formation Efficiencies of Old Globular Clusters - from Dwarf to Giant Galaxies by Georgiev, I. Y, Puzia, T. H, Goudfrooij, P, Hilker, M

“…For the full galaxy mass range, we find that previously observed trends of globular cluster (GC) system scaling parameters (number, luminosity or mass of all…”
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