Hasan Ali DAL

Fen Fakültesi, Astronomi Ve Uzay Bilimleri Bölümü, Astrofizik Anabilim Dalı

Research areas: Natural Sciences, Astronomy and Astrophysics, Physics, Star Systems, Interstellar Medium, The Galaxy, Galactic and Extragalactic Objets and Systems, Cosmology, Stars, Sun and Solar Systems, Astronomy and Astrophysics: Instrumentation Techniques and Observations, Physics and astronomy tools and devices, General Physics, Atomic and Molecular Physics

Publications

• Flare behaviour in single and binary F and G stars - I. Flare OPEA models and saturation (2025)
• Ege Üniversitesi Gözlemevinden Asteroit Gözlemleri ve (349) Dembowska Asteroidinin Analizi (2025)
• Some findings from the longitudinal migration of starspots (2024)
• Pulsating components of the eclipsing binaries with long period eccentric orbits (2024)
• Unexpected stratification in the equivalent-duration distributions of flare stars (2024)
• Variations of flare energy release behaviour and magnetic loop characteristics versus absolute stellar parameters (2024)
• Relationship Between Photometric Period and Surface Differential Rotation in Chromospherically Active Stars (2024)
• Long-term flare energy variation driven by the dipole moment of solar magnetic field (2024)
• Semi‐Stable Active Region Around the Co‐Rotation Latitude of Low‐Mass Close Binary KIC 7671594 (2024)
• The statistical OPEA models indicate an anomaly in the solar X-ray flare energy levels (2023)
• SOLAR-TYPE ECLIPSING BINARY KIC 4832197: PHYSICAL PROPERTIES AND INTRINSIC VARIABILITY OF THE COMPONENTS (2023)
• Flare activity behaviour of low mass eclipsing binary KOI-7234 (2023)
• Soğuk Yıldız Lekelerinin Boylamsal Göç Hareketinde Görünen Salınımlar (2023)
• V1130 Cyg ve V461 Lyr Örten Çift Sistemlerinin Sergilediği Aktivitenin Doğası (2023)
• The Statistical Opea Models Indicate an Anomaly in the Solar X-Ray Flare Energy Levels (2023)
• The first OPEA model for solar X-ray flares (2022)
• OPEA Modeli ile Güneş Aktivitesinde X-ışın Flare Davranışının Belirlenmesi (2022)
• A pulsating flare star in the new planetary system: KOI-258 (2021)
• The Challenges of Modelling the Activities Occurring on Eclipsing Binaries V1130 Cyg and V461 Lyr (2021)
• Dor: A pulsating component of kic 8043961 in a stellar triple system (2020)
• The flare cumulative frequencies of UV Ceti stars from different spectral types (2020)
• γ Dor: A Pulsating Component of KIC 8043961 in a Stellar Triple System (2020)
• ON THE CHROMOSPHERIC ACTIVITY NATURE OF A LOW-MASS CLOSE BINARY: KIC 12004834 (2019)
• Chromospheric activity behavior of an eclipsing binary system KOI 68AB (2019)
• KIC9451096: Magnetic activity, flares and differential rotation (2018)
• Cool spot migration and flare activity of KIC 11560447 (2018)
• Spectroscopic and photometric confirmation of chromospheric activity in four stars (2018)
• The chromospherically active low-mass close binary KIC 9761199 (2017)
• KIC 2557430: A Triple System Containing One γ Dor and Two Flaring Components? (2017)
• KOI-256’s Magnetic Activity Under the Influence of the White Dwarf (2017)
• Cool spot and flare activities of a RS CVn binary KIC 7885570 (2017)
• High-level magnetic activity nature of the eclipsing binary KIC 12418816 (2017)
• KIC 7385478: An Eclipsing Binary with a gamma Doradus Component (2017)
• Detailed Chromospheric Activity Nature of KIC 9641031 (2016)
• Pîrî Reis’ten Geriye Kalan “Rosetta Taşı” (2014)
• A gamma Doradus candidate in eclipsing binary BD And? (2014)
• V1135herculis: A double-lined eclipsing binary with an Anomalous Cepheid (2013)
• V1135 HERCULIS: A DOUBLE-LINED ECLIPSING BINARY WITH AN ANOMALOUS CEPHEID (2013)
• V1135 Herculis: a double-lined eclipsing binary with an Anomalous Cepheid (2013)
• The Nature of V1464 Aql: A New Ellipsoidal Variable with a delta Scuti Component (2013)
• A clue to magnetic activity occurring on near-contact binary V1003Her (2013)
• Brightness variations in totally eclipsing binary GSC 4589-2999 (2013)
• V1135 HERCULIS: A DOUBLE-LINED ECLIPSING BINARY WITH AN ANOMALOUS CEPHEID (2013)
• An eccentric eclipsing binary: CG Aur (2013)
• Statistical Analyses of White-Light Flares: Two Main Results about Flare Behaviour (2012)
• Absolute properties of the overcontact binary HH Boo (2012)
• High-Level Magnetic Activity on a Low-Mass Close Binary: GSC 02038-0293 (2012)
• The Nature of the Light Variation of the Unique Binary DK CVn (2012)
• V369 Gem: A New Ellipsoidal Variable System with High-level Chromospheric Activity (2012)
• The statistical analyses of flares detected in B band photometry of UV Ceti type stars (2011)
• The Patterns of High-Level Magnetic Activity Occurring on the Surface of V1285 Aql: The OPEA Model of Flares and DFT Models of Stellar Spots (2011)
• Rotation modulations and distributions of the flare occurrence rates on the surface of five UV ceti type stars (2011)
• BD+36 3317: An algol type eclipsing binary in Delta Lyrae cluster (2011)
• Statistical Analysis and the OPEA Model of the White-Light Flares Occurring on Krüger 60B (DO Cep) (2011)
• SATURATION LEVELS FOR WHITE-LIGHT FLARES OF FLARE STARS: VARIATION OF MINIMUM FLARE DURATION FOR SATURATION (2010)
• A NEW METHOD FOR CLASSIFYING FLARES OF UV Ceti TYPE STARS: DIFFERENCES BETWEEN SLOW AND FAST FLARES (2010)
• Çok Hızlı Dönücü AP 118 ve AP 124 Yıldızlarının Işıkölçümü ve Leke Aktivitesi (2010)
• Flare Sınıflamasında İstatistiksel Yeni Bir Yöntem ve V1285 Aql Flareleri (2010)
• Eps Aur Sisteminin 2009-2011 Tutulması (2010)
• Photoelectric minima of some eclipsing binary stars (2009)
• New photometry of blue stragglers in four galactic open clusters (2009)
• Photoelectric minima of some eclipsing binary stars (2009)
• Photoelectric Minima of Some Eclipsing Binary Stars (2009)
• New Photometry of Blue Stragglers in Four Galactic Open Clusters (2009)
• Algol türü örten çift yıldızların ışıkölçüm ve tayf gözlemleri (2008)
• NGC 1342 Kümesinin Mavi Aykırı Yıldızları (2008)
• ITSD: SSP Türü Fotoelektrik Fotometreler İçin Yazılan Yeni Bir Gözlem Programı (2008)
• Flare Mekanizmalarının Karşılaştırılması Açısından AD Leo ve DO Cep Flarelerinin İstatistiksel Analizi (2008)
• Spectroscopic and photometric observations of the selected Algol-type binaries★- IV. V799 Cassiopeiae, BX Piscium and HD 172189 (2008)
• Spectroscopic and photometric observations of the selected Algol-type binaries - III. LL Aquarii, MP Delphini and NSV 20913 (2008)
• Spectroscopic and photometric observations of the selected Algol-type binaries – II. V2080 Cygni and V2365 Ophiuchi (2008)
• Spectroscopic and photometric observations of the selected Algol-type binaries★- IV. V799 Cassiopeiae, BX Piscium and HD 172189 (2008)
• Spectroscopic and photometric observations of the selected Algol-type binaries - III. LL Aquarii, MP Delphini and NSV 20913 (2008)
• Spectroscopic and photometric observations of the selected Algol-type binaries – II. V2080 Cygni and V2365 Ophiuchi (2008)
• Spectroscopic and photometric observations of selected Algol-type binaries - I. V1665 Aquilae and AG Arietis (2007)
• Manyetik Aktivite Nedeniyle Güneş Işınımındaki Değişimin Yer İklimine Etkisi (2006)
• Genç ve Hızlı Dönen Aktif Yıldız V889 Herculis’te Fotometrik Dönem Değişimi (2006)
• Güneş-Yer-Ay Dizgesinin Yer Kabuğu Hareketlerine Etkisi (2006)
• LO Pegasi’nin Yüzey Özelliklerindeki Hızlı Değişimler (2004)
• Times of Minima for Some Eclipsing Binaries (2004)
• New Photoelectric Photometry of the Young Star LO Pegasi (2003)
• Ultrarapid Dönücü LO Pegasi (2002)

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