Observational features of hot spots on neutron stars with a photon sphere von Gyulchev, Galin

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On the shadow of rotating traversable wormholes von Gyulchev, Galin, Nedkova, Petya, Tinchev, Vassil, Yazadjiev, Stoytcho

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Connection between black-hole quasinormal modes and lensing in the strong deflection limit von Stefanov, Ivan Zh, Yazadjiev, Stoytcho S, Gyulchev, Galin G

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Weak Gravitational lensing by phantom black holes and phantom wormholes using the Gauss–Bonnet theorem von Övgün, Ali, Gyulchev, Galin, Jusufi, Kimet

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Testing disformal non-circular deformation of Kerr black holes with LISA von Babichev, Eugeny, Charmousis, Christos, Doneva, Daniela D., Gyulchev, Galin N., Yazadjiev, Stoytcho S.

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Polarized image of equatorial emission in horizonless spacetimes: Naked singularities von Deliyski, Valentin, Gyulchev, Galin, Nedkova, Petya, Yazadjiev, Stoytcho

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Photon surfaces, shadows, and accretion disks in gravity with minimally coupled scalar field von Bogush, Igor, Gal’tsov, Dmitri, Gyulchev, Galin, Kobialko, Kirill, Nedkova, Petya, Vetsov, Tsvetan

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Shadows of rotating hairy Kerr black holes coupled to time periodic scalar fields with a nonflat target space von Gyulchev, Galin N., Roy, Ayush, Collodel, Lucas G., Nedkova, Petya G., Yazadjiev, Stoytcho S., Doneva, Daniela D.

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Image of the thin accretion disk around compact objects in the Einstein-Gauss-Bonnet gravity von Galin Gyulchev, Nedkova, Petya, Vetsov, Tsvetan, Yazadjiev, Stoytcho

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Cusp structure in shadows casted by rotating wormholes von Gyulchev, Galin, Nedkova, Petya, Tinchev, Vassil, Yazadjiev, Stoytcho

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Weak Gravitational lensing by phantom black holes and phantom wormholes using the Gauss-Bonnet theorem von Övgün, Ali, Galin Gyulchev, Jusufi, Kimet

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Distinguishing rotating naked singularities from Kerr-like wormholes by their deflection angles of massive particles von Jusufi, Kimet, Banerjee, Ayan, Galin Gyulchev, Amir, Muhammed

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Strong gravitational lensing by Kerr-Sen dilaton-axion black hole von Gyulchev, Galin N, Yazadjiev, Stoytcho S

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Observational signatures of strongly naked singularities: image of the thin accretion disk von Galin Gyulchev, Kunz, Jutta, Nedkova, Petya, Vetsov, Tsvetan, Yazadjiev, Stoytcho

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Приложение на 3D принтирането в обучението по биология и медицина von Gyulchev, Galin, Maslarski, Ivan, Hodzhev, Yordan Hodzhev

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Observing naked singularities by the present and next-generation Event Horizon Telescope von Deliyski, Valentin, Gyulchev, Galin, Nedkova, Petya, Yazadjiev, Stoytcho

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Polarized image of equatorial emission in horizonless spacetimes: naked singularities von Deliyski, Valentin, Gyulchev, Galin, Nedkova, Petya, Yazadjiev, Stoytcho

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Polarized image of equatorial emission in horizonless spacetimes I: traversable wormholes von Delijski, Valentin, Gyulchev, Galin, Nedkova, Petya, Yazadjiev, Stoytcho

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Kerr-Sen dilaton-axion black hole lensing in the strong deflection limit von Gyulchev, Galin N., Yazadjiev, Stoytcho S.

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Observing naked singularities by the present and next-generation Event Horizon Telescope von Deliyski, Valentin, Galin Gyulchev, Nedkova, Petya, Yazadjiev, Stoytcho

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