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Education
2019 - 2020
2019 - 2020Post Doctorate
Sabanci University, Faculty Of Engıneerıng And Natural Scıences, Fizik Bölümü, Turkey
2017 - 2019
2017 - 2019Post Doctorate
Institute Of High Energy Physics, Astrophysics Division, Science Team Of Insight-Hard X-Ray Modulation Telescope, China
2016 - 2017
2016 - 2017Post Doctorate
Sabanci University, Faculty Of Engıneerıng And Natural Scıences, Fizik Bölümü, Turkey
2009 - 2016
2009 - 2016Doctorate
Istanbul Technical University, Fen Bilimleri Enstitüsü, Fizik Mühendisliği Anabilim Dalı, Turkey
2006 - 2009
2006 - 2009Postgraduate
Ege University, Fen Bilimleri Enstitüsü, Astronomi Ve Uzay Bilimleri Anabilim Dalı, Turkey
1999 - 2006
1999 - 2006Undergraduate
Ege University, Faculty Of Science, Astronomi Ve Uzay Bilimleri Bölümü, Turkey
Dissertations
2016
2016Doctorate
An observational study of accreting millisecond x-ray pulsars: from accretion to the rotation powered stages
Istanbul Technical University, Fen-Edebiyat, Fizik Mühendisliği
2009
2009Postgraduate
Küçük kütleli yıldızların fiziksel özellikleri
Ege University, Fen Bilimleri Enstitüsü, Astronomi Ve Uzay Bilimleri Anabilim Dalı
Foreign Languages
C2 Mastery
C2 MasteryEnglish
Research Areas
Physics
Astronomy and Astrophysics
Astronomy and Astrophysics: Instrumentation Techniques and Observations
Stars
Natural Sciences
Academic Positions
2020 - Present
2020 - PresentAssistant Professor
Istanbul University, Faculty of Science, Astronomy and Space Sciences
2013 - 2016
2013 - 2016Research Assistant
Istanbul Technical University, Fen-Edebiyat Fakültesi, Fizik Mühendisliği
Managerial Experience
2022 - Present
2022 - PresentApplied Research Center Board Member
Istanbul University, Faculty of Science, Astronomy and Space Sciences
Articles
All (31)
SCI-E, SSCI, AHCI (26)
SCI-E, SSCI, AHCI, ESCI (26)
Scopus (26)
Other Publications (5)
2025
20251. The 2020 superburst of 4U 1608–522 and its impact on the accretion disc
Boztepe T., GÜVER T., Devecioğlu E. E., Speicher J., Serino M., Ballantyne D. R., et al.
Monthly Notices of the Royal Astronomical Society
, vol.543, no.2, pp.1146-1157, 2025 (SCI-Expanded)
2025
20252. An elaborate search for coherent pulsations from Intermittent–AMXPs
SAĞLAM M. T., GÜNGÖR C., Kocabıyık T.
New Astronomy
, vol.118, 2025 (SCI-Expanded)
2025
20253. Timing and spectral variability in 2S 1417-624 observed with Insight-HXMT
Liu Q., Kong L., GÜNGÖR C., Ducci L., Ji L., Wang W., et al.
Astronomy and Astrophysics
, vol.699, 2025 (SCI-Expanded)
2025
20254. A detailed spectral study of intermittent-accreting millisecond X-ray pulsar Aql X-1 during pulse-on and pulse-off stages
Kocabiyik T., GÜNGÖR C., Saglam M. T., GÜVER T., Bostanci Z. F.
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
, vol.537, no.1, pp.500-506, 2025 (SCI-Expanded)
2024
20245. The high-energy cyclotron line in 2S 1417-624 discovered with Insight-HXMT during the 2018 outburst
Liu Q., Santangelo A., Kong L., Ducci L., Ji L., Wang W., et al.
Astronomy and Astrophysics
, vol.691, 2024 (SCI-Expanded)
2023
20236. Bursts from High-magnetic-field Pulsars Swift J1818.0-1607 and PSR J1846.4-0258
Uzuner M., Keskin Ö., Kaneko Y., Göǧüş E., Roberts O. J., Lin L., et al.
Astrophysical Journal
, vol.942, no.1, 2023 (SCI-Expanded)
2022
20227. Yerel Sunucularda RXTE, XMM-Newton ve SWIFT Verisine Erişim ve Veri Yönetimi Programı
GÜNGÖR C., Duran H. M., Sağlam M. T.
Veri Bilimi , vol.5, no.1, pp.45-52, 2022 (Peer-Reviewed Journal)
2020
20208. Discovery of Delayed Spin-up Behavior Following Two Large Glitches in the Crab Pulsar, and the Statistics of Such Processes
Ge M. Y., Zhang S. N., Lu F. J., Li T. P., Yuan J. P., Zheng X. P., et al.
ASTROPHYSICAL JOURNAL
, vol.896, no.1, 2020 (SCI-Expanded)
2020
20209. The Evolution of the Broadband Temporal Features Observed in the Black-hole Transient MAXI J1820+070 with Insight-HXMT
Wang Y., Ji L., Zhang S. N., Mendez M., Qu J. L., Maggi P., et al.
ASTROPHYSICAL JOURNAL
, vol.896, no.1, 2020 (SCI-Expanded)
2020
202010. Diagnostic of the spectral properties of Aquila X-1 by Insight-HXMT snapshots during the early propeller phase
Gungor C., Ge M. Y., Zhang S., Santangelo A., Zhang S. N., Lu F. J., et al.
JOURNAL OF HIGH ENERGY ASTROPHYSICS
, vol.25, pp.10-16, 2020 (SCI-Expanded)
2020
202011. Overview to the Hard X-ray Modulation Telescope (Insight-HXMT) Satellite
Zhang S., Li T., Lu F., Song L., Xu Y., Liu C., et al.
SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY
, vol.63, no.4, 2020 (SCI-Expanded)
2020
202012. Timing analysis of 2S 1417-624 observed with NICER and Insight-HXMT
Ji L., Doroshenko V., Santangelo A., Gungor C., Zhang S., Ducci L., et al.
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
, vol.491, no.2, pp.1851-1856, 2020 (SCI-Expanded)
2019
201913. X-Ray Spectral Evolution of PSR J2032+4127 during the 2017 Periastron Passage
PAL P. S., TAM P. H. T., CUI Y., LI K. L., Kong A. K. H., Gungor C.
ASTROPHYSICAL JOURNAL
, vol.882, no.1, 2019 (SCI-Expanded)
2019
201914. In-orbit Demonstration of X-Ray Pulsar Navigation with the Insight-HXMT Satellite
Zheng S. J., Zhang S. N., Lu F. J., Wang W. B., Gao Y., Li T. P., et al.
ASTROPHYSICAL JOURNAL SUPPLEMENT SERIES
, vol.244, no.1, 2019 (SCI-Expanded)
2019
201915. Constant cyclotron line energy in Hercules X-1 - Joint Insight-HXMT and NuSTAR observations
Xiao G. C., Ji L., Staubert R., Ge M. Y., Zhang S., Zhang S. N., et al.
JOURNAL OF HIGH ENERGY ASTROPHYSICS
, vol.23, pp.29-32, 2019 (SCI-Expanded)
2019
201916. Insight-HXMT Observations of Swift J0243.6+6124 during Its 2017-2018 Outburst
Zhang Y., Ge M., Song L., Zhang S., Qu J., Zhang S., et al.
ASTROPHYSICAL JOURNAL
, vol.879, no.1, 2019 (SCI-Expanded)
2019
201917. Physics and astrophysics of strong magnetic field systems with eXTP
SANTANGELO A., Zane S., FENG H., XU R., DOROSHENKO V., BOZZO E., et al.
SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY
, vol.62, no.2, 2019 (SCI-Expanded)
2019
201918. Dense matter with eXTP
WATTS A. L., YU W., Poutanen J., ZHANG S., BHATTACHARYYA S., Bogdanov S., et al.
SCIENCE CHINA-PHYSICS MECHANICS & ASTRONOMY
, vol.62, no.2, 2019 (SCI-Expanded)
2018
201819. Swift observations of the bright uncatalogued X-ray transient MAXI J1535-571
TAO L., CHEN Y., Gungor C., HUANG Y., LU F., QU J., et al.
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
, vol.480, no.4, pp.4443-4454, 2018 (SCI-Expanded)
2018
201820. INSIGHT-HXMT Observations of the New Black Hole Candidate MAXI J1535-571: Timing Analysis
Huang Y., Qu J. L., Zhang S. N., Bu Q. C., Chen Y. P., Tao L., et al.
ASTROPHYSICAL JOURNAL
, vol.866, no.2, 2018 (SCI-Expanded)
2017
201721. Partial Accretion in the Propeller Stage of Low-mass X-Ray Binary Aql X-1
Güngör C., Ekşi K. Y., Gogus E., Guver T.
ASTROPHYSICAL JOURNAL
, vol.848, no.1, 2017 (SCI-Expanded)
2017
201722. On the morphology of outbursts of accreting millisecond X-ray pulsar Aquila X-1
Gungor C., Ekşi K. Y., Gogus E.
NEW ASTRONOMY
, vol.56, pp.1-4, 2017 (SCI-Expanded)
2015
201523. The ultraluminous X-ray source NuSTAR J095551+6940.8: a magnetar in a high-mass X-ray binary
Ekşi K. Y., Andaç İ. C., Çıkıntoğlu S., Gencali A. A., Güngör C., Oztekin F.
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
, vol.448, no.1, 2015 (SCI-Expanded)
2014
201424. Classification and spectral evolution of outbursts of Aql X-1
Gungor C., Guver T., Ekşi K. Y.
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY
, vol.439, no.3, pp.2717-2727, 2014 (SCI-Expanded)
2014
201425. What does a measurement of mass and/or radius of a neutron star constrain: Equation of state or gravity?
Ekşi K. Y., Gungor C., Turkoglu M. M.
PHYSICAL REVIEW D
, vol.89, no.6, 2014 (SCI-Expanded)
2013
201326. Neutron stars in a perturbative f(R) gravity model with strong magnetic fields
CHEOUN M., Deliduman C., Gungor C., Keles V., RYU C. Y., KAJINO T., et al.
JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS
, no.10, 2013 (SCI-Expanded)
2013
201327. Optical observations of Aql X-1
GÜVER T., AK T., EKŞİ K. Y., GÜNGÖR C.
The Astronomer’xxs Telegram , no.5129, 2013 (Non Peer-Reviewed Journal)
2009
200928. A new low-mass eclipsing binary: NSVS 02502726
Cakirh O., Ibanoglu C., Gungor C.
NEW ASTRONOMY
, vol.14, no.5, pp.496-502, 2009 (SCI-Expanded)
2007
200729. CCD Photometry of Asteroid 22 Kalliope
GÜNGÖR C.
The Minor Planet Bulletin , vol.34, no.3, 2007 (Peer-Reviewed Journal)
2006
200630. New Times of Minima of Some Eclipsing Binary Stars
ÇAKIRLI Ö., GÜNGÖR C., akbulut p., çamurdan m.
INFORMATION BULLETIN ON VARIABLE STARS , vol.5729, no.1, 2006 (Peer-Reviewed Journal)
2004
200431. Times of Minima for Some Eclipsing Binaries
TAŞ G., SİPAHİ E., DAL H. A., GÖKER Ü. D., ÖZDARCAN O., GÜNGÖR C., et al.
INFORMATION BULLETIN ON VARIABLE STARS , vol.5548, no.1, 2004 (Peer-Reviewed Journal)
Papers Presented at Peer-Reviewed Scientific Conferences
2023
20231. A Systematic Pulse Scan for Intermittent-AMXPs via Z^2 and Maximum Likelihood Techniques
SAĞLAM M. T., GÜNGÖR C.
The X-ray Universe 2023, Atina, Greece, 13 - 16 June 2023, (Summary Text)
2023
20232. A Detailed Spectral Study of Intermittent-AMXPs; Aql X-1 & SAX J1748.9-2021 during Pulse-on and Pulse-off Stages
GÜNGÖR C., SAĞLAM M. T., KOCABIYIK T.
The X-ray Universe 2023, Atina, Greece, 13 - 16 June 2023, (Summary Text)
2022
20223. Geçici Milisaniye X-ışın Pulsarlarında Atma Görülen/Görülmeyen Zamanların Spektral Olarak İncelenmesi
KOCABIYIK T., GÜNGÖR C., Sağlam M. T.
22. Ulusal Astronomi Kongresi, İzmir, Turkey, 6 - 08 September 2022, (Summary Text)
2022
20224. Düşük Kütleli X-ışını Çiftlerinin Zaman Analizi Yöntemleri
Sağlam M. T., GÜNGÖR C.
22. Ulusal Astronomi Kongresi, İzmir, Turkey, 6 November - 08 September 2022, (Summary Text)
2022
20225. Yerel Sunucularda RXTE, XMM-Newton ve SWIFT Verisine Erişim ve Veri Yönetimi Programı
Sağlam M. T., GÜNGÖR C., Duran H. M.
22. Ulusal Astronomi Kongresi, İzmir, Turkey, 6 - 08 September 2022, (Summary Text)
2022
20226. DISCREPANCIES IN THE SPECTRA OF THE PULSE-ON AND THE PULSEOFF STAGES OF INTERMITTENT ACCRETING MILLISECOND X-RAY PULSARS
GÜNGÖR C., KOCABIYIK T., Sağlam M. T.
44th COSPAR Scientific Assembly, Atina, Greece, 16 July 2022, (Summary Text)
2022
20227. Temporal Properties of Accreting Millisecond X-ray Pulsars via Maximum Likelihood Technique
GÜNGÖR C., Sağlam M. T.
44th COSPAR Scientific Assembly, Atina, Greece, 16 - 24 July 2022, (Summary Text)
2019
20198. Düşük kütleli X-ışın Çiftlerinde Atma Gözlenmeme Sebebi Compton Saçılması mı?
GÜNGÖR C.
Yüksek Enerji Fiziği, Astrofizik ve Kozmoloji Çalıştayı, İstanbul, Turkey, 30 - 31 January 2019, pp.1, (Summary Text)
2019
20199. Aql X-1’ın Tayfsal Özelliklerinin Insight-HXMT Gözlemleriyle İncelenmesi
GÜNGÖR C.
Yüksek Enerji Fiziği, Astrofizik ve Kozmoloji Çalıştayı, İstanbul, Turkey, 30 - 31 January 2019, pp.1
2018
201810. Partial Accretion in the Propeller Stage of Aql X-1
GÜNGÖR C.
Burst Environment, Reactions and Numerical Modelling Workshop 2018, Prato, Italy, 11 - 15 June 2018, pp.1, (Summary Text)
2016
201611. Aquila X-1 in outburst
GÜNGÖR C., GOGUS E., GÜVER T., EKSI K. Y.
European Week of Astronomy and Space Science, Turku, Finland, 4 - 08 July 2016, pp.1, (Full Text)
2016
201612. Partial accretion in the propeller stage of accreting millisecond x-ray pulsars
GÜNGÖR C., EKSI K. Y., GOGUS E., GÜVER T.
European Week of Astronomy and Space Science, Atina, Greece, 4 - 08 July 2016, pp.1, (Full Text)
2014
201413. What does a measurement of mass and or radius of a neutron star constrain Equation of state or gravity
TURKOGLU M. M., GÜNGÖR C., EKSI K. Y.
40th COSPAR Scientific Assembly, Moskova, Russia, 2 - 10 August 2014, pp.1, (Full Text)
2014
201414. Classification and spectral evolution of outbursts of Aql X 1
GÜNGÖR C., EKSI K. Y., TURKOGLU M. M.
40th COSPAR Scientific Assembly, Moskova, Russia, 2 - 10 August 2014, pp.1, (Full Text)
2013
201315. Possible Ambiguities in the Equation of state for Neutron Stars
CHEOUN M., MIYATSU T., RYU C. Y., Deliclumani C., Gungor C., Keles V., et al.
12th International Symposium on Origin of Matter and Evolution of Galaxies (OMEG), Tsukuba, Japan, 18 - 21 November 2013, vol.1594, pp.414-419, (Full Text)
Funded Projects
2019 - 2020
2019 - 2020Fermi/Gbm Verileri Ile Tetiklememiş Geçici Gama Işını Olaylarının Derinlemesine Araştırılması Ve İncelenmesi
TUBITAK Project
2017 - 2017
2017 - 2017Magnetarlarin Uzun Evre X-Işını Emisyon Özelliklerinin İncelenmesi
TUBITAK Project
2010 - 2012
2010 - 2012Genel Görecelik Ve Alternatif Gravitasyon Kuramlarının Astrofiziksel Sınanması
TUBITAK Project
2008 - 2009
2008 - 2009Küçük Kütleli Örten Çift Yıldızların Işıkölçüm Ve Tayfsal Gözlemleri
TUBITAK Project
Awards
Scholarships
2015 - 2016
2015 - 2016