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Sergey Tsygankov

University of Turku

Finland

Research Interests

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Articles (40)

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Collaborators (24)

Valery Suleimanov

GERMANY

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Honghui Liu

Assistant to the Chair of high-energy astrophysics (HEA)

Eberhard Karls Universität Tübingen

GERMANY

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Peng-Ju Wang

University of Tübingen

GERMANY

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Victor Doroshenko

Research assistant of the head

University of Tuebingen

GERMANY

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Iván Agudo

Instituto de Astrofísica de Andalucía

SPAIN

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Maria Chernyakova

Associate Professor

Dublin City University

IRELAND

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Sofia Forsblom

University of Turku

FINLAND

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Nicola Omodei

Senior Research Scientist

Stanford University

UNITED STATES

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Fabio La Monaca

Istituto Nazionale di Astrofisica

ITALY

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Vladislav Loktev

University of Turku

FINLAND

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Silvia Zane

University College London

UNITED KINGDOM

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Alexander A Mushtukov

University of Oxford

UNITED KINGDOM

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Ikuyuki Mitsuishi

Junior Associate Professor

Nagoya University

JAPAN

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Andrea Santangelo

Prof., Leiter Hochenergieastrophysik

University of Tuebingen

GERMANY

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Denys Malyshev

Eberhard Karls Universität Tübingen

GERMANY

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Raffaella Bonino

Università degli Studi di Torino

ITALY

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Christian Malacaria

Institute of Space Sciences

SWITZERLAND

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Manuel Ángel Pérez Torres

Instituto de Astrofísica de Andalucía

SPAIN

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Juri Poutanen

professor of astronomy, director

Turun Yliopisto

FINLAND

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Ilaria Caiazzo

Assistant Professor

Institute of Science and Technology Austria

AUSTRIA

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Luca Baldini

Associate Professor

ITALY

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Michael Brotherton

Professor

University of Wyoming

UNITED STATES

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Yuri Evangelista

Senior Researcher

Istituto Nazionale di Astrofisica

ITALY

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Hancheng Li

Senior Researcher

University of Geneva

SWITZERLAND

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Sergey Tsygankov

Research Interests

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Articles (40)

Probing the emission geometry of the X-ray pulsar 2S 1417−624 during a weak outburst with NICER, IXPE, and NuSTAR

First detection of X-ray polarization from the long-period X-ray pulsar 4U 1954+319

Real-time observations of the transition to the quiescent state in an accreting magnetised neutron star: No propeller required?

Spin–disc misalignment drives periodic accretion and pulse profile asymmetry in X-ray pulsars

Discovery of a 0.8-mHz quasi-periodic oscillation in the transient X-ray pulsar SXP31.0 and associated timing transitions

Magnetospheric flows in X-ray pulsars II: Heating, cooling and ionization degree at sub-critical accretion

Temporal evolution of the circumstellar disc orientation in the transient X-ray pulsar GRO J1008−57

Discovery of energy-dependent phase variations in the polarization angle of Cen X-3

Probing the polarized emission from the accretion-powered pulsar 4U 1907+09 with IXPE

Exploring polarization and geometry in the X-ray pulsar 4U 1538−52

Revealing two orthogonally polarized spectral components in Vela X-1 with IXPE

Discovery of a bimodal luminosity distribution in the persistent Be/X-ray pulsar 2RXP J130159.6–635806

A Systematic Study of Millihertz Quasiperiodic Oscillations in GS 1826−238

Continuous evolution of the polarization properties in the transient X-ray pulsar RX J0440.9+4431/LS V +44 17

Gamma-ray lines, electron–positron annihilation, and possible radio emission in X-ray pulsars

Propeller effect in action: Unveiling quenched accretion in the transient X-ray pulsar 4U 0115+63

Optical and near-infrared polarization of the black hole X-ray binary A0620−00 in quiescence

Quasiperiodic Oscillations in a Highly Magnetized Ultracompact X-Ray Binary 4U 1626-67

X-Ray Polarimetry in the Low-statistics Regime Using the Bayesian Approach Reveals Polarization Angle Variations

X-ray Polarimetry of X-ray Pulsars

Ultrasoft state of microquasar Cygnus X-3: X-ray polarimetry reveals the geometry of the astronomical puzzle

Complex rotational dynamics of the neutron star in Hercules X-1 revealed by X-ray polarization

Flickering pulsations in bright X-ray pulsars: the evidence of gravitationally lensed and eclipsed accretion column

Magnetospheric flows in X-ray pulsars – I. Instability at super-Eddington regime of accretion

Probing the polarized emission from SMC X-1: The brightest X-ray pulsar observed by IXPE

Studying geometry of the ultraluminous X-ray pulsar Swift J0243.6+6124 using X-ray and optical polarimetry

Multiwavelength monitoring and reverberation mapping of NGC 2617 at deepest minimum with a sharp upward turn during 2021–2024

Discovery of SRGA J144459.2−604207 with the SRG/ART-XC telescope: A well-tempered bursting accreting millisecond X-ray pulsar

IXPE Observations of the Quintessential Wind-accreting X-Ray Pulsar Vela X-1

Complex variations in X-ray polarization in the X-ray pulsar LS V +44 17/RX J0440.9+4431

Long-term multiwavelength monitoring and reverberation mapping of NGC 2617 during a changing-look event

RX J0440.9+4431: another supercritical X-ray pulsar

X-ray polarimetry of X-ray pulsar X Persei: another orthogonal rotator?

X-ray polarimetry of the accreting pulsar GX 301−2

Long-term multiwavelength monitoring and reverberation mapping of NGC 2617 during a changing-look event

Observations of 4U 1626–67 with the Imaging X-Ray Polarimetry Explorer

The X-Ray Polarimetry View of the Accreting Pulsar Cen X-3

Determination of X-ray pulsar geometry with IXPE polarimetry

ULX pulsar Swift J0243.6+6124 observations with NuSTAR: dominance of reflected emission in the super-Eddington state

First characterization of a new high-mass X-ray binary in LMC eRASSU J050810.4−660653 with SRG/ART-XC, NuSTAR, and Swift

Collaborators (24)

Valery Suleimanov

Honghui Liu

Peng-Ju Wang

Victor Doroshenko

Iván Agudo

Maria Chernyakova

Sofia Forsblom

Nicola Omodei

Fabio La Monaca

Vladislav Loktev

Silvia Zane

Alexander A Mushtukov

Ikuyuki Mitsuishi

Andrea Santangelo

Denys Malyshev

Raffaella Bonino

Christian Malacaria

Manuel Ángel Pérez Torres

Juri Poutanen

Ilaria Caiazzo

Luca Baldini

Michael Brotherton

Yuri Evangelista

Hancheng Li

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