Prof. Serap AK | AVESİS

Publication Network

Published journal articles indexed by SCI, SSCI, and AHCI

A Photometric and Astrometric Study of the Open Clusters NGC 1664 and NGC 6939

Koç S., Yontan T., Bilir S., Canbay R., Ak T., Banks T., et al.

ASTRONOMICAL JOURNAL, vol.163, no.4, 2022 (SCI-Expanded)

Characterization of Faecal Enterococci from Wild Birds in Turkey and Its Importance in Antimicrobial Resistance

DİREN SIĞIRCI B., Celik B., Halac B., Kahraman B. B., Bagcigil A. F., Ak S.

JOURNAL OF THE HELLENIC VETERINARY MEDICAL SOCIETY, vol.72, no.3, pp.3015-3022, 2021 (SCI-Expanded)

A study of the Czernik 2 and NGC 7654 open clusters using CCD UBV photometric and Gaia EDR3 data

Akbulut B., Ak S., Yontan T., Bilir S., Ak T., Banks T., et al.

Astrophysics and Space Science, vol.366, no.7, 2021 (SCI-Expanded)

A study of open clusters Frolov 1 and NGC 7510 using CCD UBV photometry and Gaia DR2 astrometry

Yontan T., Bilir S., Ak T., Akbulut B., Canbay R., Banks T., et al.

ASTRONOMISCHE NACHRICHTEN, vol.342, no.3, pp.538-552, 2021 (SCI-Expanded)

Bridging the ultraviolet and optical regions: Transformation equations between GALEX and UBV photometric systems

Bilir S., Alan N., Guctekin S. T., Celebi M., Yontan T., Plevne O., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.37, 2020 (SCI-Expanded)

Metallicity and absolute magnitude calibrations for F-G type main-sequence stars in the Gaia era

Çelebi M., Bilir S., Ak S., Ak T., Bostanci Z. F., Yontan T.

ASTROPHYSICS AND SPACE SCIENCE, vol.364, no.10, 2019 (SCI-Expanded)

CCD UBV photometric and Gaia astrometric study of eight open clusters-ASCC 115, Collinder 421, NGC 6793, NGC 7031, NGC 7039, NGC 7086, Roslund 1 and Stock 21

Yontan T., Bilir S., Bostanci Z. F., Ak T., Ak S., Güver T., et al.

ASTROPHYSICS AND SPACE SCIENCE, vol.364, no.9, 2019 (SCI-Expanded)

Vertical and radial metallicity gradients in high latitude galactic fields with SDSS

Guctekin S. T., Bilir S., Karaali S., Plevne O., Ak S.

ADVANCES IN SPACE RESEARCH, vol.63, pp.1360-1373, 2019 (SCI-Expanded)

CCD UBV photometric study of five open clusters-Dolidze 36, NGC 6728, NGC 6800, NGC 7209, and Platais 1

Bostanci Z. F., Yontan T., Bilir S., Ak T., Guver T., Ak S., et al.

ASTROPHYSICS AND SPACE SCIENCE, vol.363, no.7, 2018 (SCI-Expanded)

Metallicity calibration and photometric parallax estimation: II. SDSS photometry

Güçtekin S. T., Bilir S., Karaali S., Plevne O., Ak S., Ak T., et al.

ASTROPHYSICS AND SPACE SCIENCE, vol.362, no.1, 2017 (SCI-Expanded)

CCD UBV photometry and kinematics of the open cluster NGC 225

Bilir S., Bostanci Z. F., Yontan T., Güver T., Bakış V., Ak T., et al.

ADVANCES IN SPACE RESEARCH, vol.58, no.9, pp.1900-1914, 2016 (SCI-Expanded)

Local Stellar Kinematics with RAVE VII. Metallicity Gradients from Red Clump Stars

ÖNAL TAŞ Ö., BİLİR S., Seabroke G. M., Karaali S., AK S., AK T., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.33, pp.1-20, 2016 (SCI-Expanded)

Metallicity calibration and photometric parallax estimation: I. UBV photometry

Güçtekin S. T., Bilir S., Karaali S., Ak S., Ak T., Bostanci Z. F.

ASTROPHYSICS AND SPACE SCIENCE, vol.361, no.6, 2016 (SCI-Expanded)

CCD UBV photometry of the open cluster NGC 6819

Ak T., Bostanci Z. F., Yontan T., Bilir S., Güver T., Ak S., et al.

ASTROPHYSICS AND SPACE SCIENCE, vol.361, 2016 (SCI-Expanded)

Local Stellar Kinematics from RAVE Data - VI. Metallicity Gradients Based on the F-G Main-Sequence Stars

Plevne O., Ak T., Karaali S., Bilir S., Ak S., Bostanci Z. F.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.32, 2015 (SCI-Expanded)

A comprehensive study of the open cluster NGC 6866

Bostanci Z. F., Ak T., Yontan T., Bilir S., Guver T., Ak S., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.453, no.1, pp.1095-1107, 2015 (SCI-Expanded)

The Galactic kinematics of cataclysmic variables

Ak T., Bilir S., Ozdonmez A., Soydugan F., Soydugan E., Püsküllü Ç., et al.

ASTROPHYSICS AND SPACE SCIENCE, vol.357, no.1, 2015 (SCI-Expanded)

Solar Space Density of the Red Clump Stars and the Scale-Length of the Thin Disc

Gokce E. Y., Karaali S., Duran S., Bilir S., Yalcınkaya A., Ak S., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.32, 2015 (SCI-Expanded)

CCD UBVRI photometry of NGC 6811

Yontan T., Bilir S., Bostanci Z. F., Ak T., Karaali S., Guver T., et al.

ASTROPHYSICS AND SPACE SCIENCE, vol.355, pp.267-281, 2015 (SCI-Expanded)

Colour Transformations between BVRc and g ' r ' i ' Photometric Systems for Giant Stars

Ak S., Ak T., Karaali S., Bilir S., Guctekin S. T., Taş O., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.31, 2014 (SCI-Expanded) Sustainable Development

Local Stellar Kinematics from RAVE data - V. Kinematic Investigation of the Galaxy with Red Clump Stars

Karaali S., Bilir S., Ak S., Gokce E., Onal O., Ak T.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.31, 2014 (SCI-Expanded)

First identification and absolute magnitudes of the red clump stars in the Solar neighbourhood for WISE

Gokce E. Y., Bilir S., Ozturkmen N. D., Duran S., Ak T., Ak S., et al.

NEW ASTRONOMY, vol.25, pp.19-26, 2013 (SCI-Expanded)

A new absolute magnitude calibration for red clump stars

Bilir S., Ak T., Ak S., Yontan T., Bostanci Z. F.

NEW ASTRONOMY, pp.88-97, 2013 (SCI-Expanded)

Local Stellar Kinematics from RAVE Data: IV. Solar Neighbourhood Age-Metallicity Relation

Duran S., Ak S., Bilir S., Karaali S., Ak T., Bostanci Z. F., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.30, 2013 (SCI-Expanded)

Population types of cataclysmic variables in the solar neighbourhood

Ak T., Bilir S., Guver T., Cakmak H., Ak S.

NEW ASTRONOMY, vol.22, pp.7-14, 2013 (SCI-Expanded)

Local stellar kinematics from RAVE data - III. Radial and vertical metallicity gradients based on red clump stars

Bilir S., Karaali S., Ak S., Onal O., Dagtekin N. D., Yontan T., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.421, pp.3362-3374, 2012 (SCI-Expanded)

Local stellar kinematics from RAVE data - II. Radial metallicity gradient

Coskunoglu B., Ak S., Bilir S., Karaali S., Onal Ö., Yaz E., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.419, pp.2844-2854, 2012 (SCI-Expanded)

Transformations from WISE to 2MASS, SDSS and BVI Photometric Systems: II. Transformation Equations for Red-Clump Stars

Bilir S., Karaali S., Dagtekin N. D., Onal O., Ak S., Ak T., et al.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.29, pp.121-131, 2012 (SCI-Expanded)

Identification of field dwarfs and giants in the second Radial Velocity Experiment Data Release

Bilir S., Karaali S., Ak S., Onal O., Coskunoglu B., Seabroke G. M.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.418, pp.444-455, 2011 (SCI-Expanded)

Transformations between the WISE, 2MASS, SDSS and BVRI photometric systems - I. Transformation equations for dwarfs

Bilir S., Karaali S., Ak S., Dagtekin N. D., Onal Ö., Yaz E., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.417, no.3, pp.2230-2238, 2011 (SCI-Expanded)

Local stellar kinematics from RAVE data - I. Local standard of rest

Coskunoglu B., Ak S., Bilir S., Karaali S., Yaz E., Gilmore G., et al.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.412, pp.1237-1245, 2011 (SCI-Expanded)

An Improved Metallicity Calibration with UBV Photometry

Karaali S., Bilir S., Ak S., Yaz E., Coskunoglu B.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.28, no.2, pp.95-106, 2011 (SCI-Expanded)

Transformations between the 2MASS, SDSS, and BVI photometric systems for late-type giants

Yaz E., Bilir S., Karaali S., Ak S., Coskunoglu B., Cabrera-Lavers A.

ASTRONOMISCHE NACHRICHTEN, vol.331, no.8, pp.807-816, 2010 (SCI-Expanded)

The age of cataclysmic variables: A kinematical study

Ak T., Bilir S., Ak S., Coskunoglu K. B., EKER Z.

NEW ASTRONOMY, vol.15, no.6, pp.491-508, 2010 (SCI-Expanded)

CCD BV and 2MASS photometric study of the open cluster NGC 1513

Bilir S., Guever T., Khamitov İ., Ak T., Ak S., Coskunoglu K. B., et al.

ASTROPHYSICS AND SPACE SCIENCE, vol.326, no.1, pp.139-150, 2010 (SCI-Expanded)

SDSS absolute magnitudes for thin-disc stars based on trigonometric parallaxes

Bilir S., Karaali S., Ak S., Coskunoglu K. B., Yaz E., Cabrera-Lavers A.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.396, no.3, pp.1589-1595, 2009 (SCI-Expanded)

Luminosity-colour relations for thin-disc main-sequence stars

Bilir S., Karaali S., Ak S., Yaz E., Cabrera-Lavers A., Coskunoglu K. B.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.390, no.4, pp.1569-1576, 2008 (SCI-Expanded)

Spatial distribution and galactic model parameters of cataclysmic variables

Ak T., Bilir S., Ak S., EKER Z.

NEW ASTRONOMY, vol.13, no.3, pp.133-143, 2008 (SCI-Expanded)

Transformations between 2MASS, SDSS and BVRI photometric systems: bridging the near-infrared and optical

Bilir S., Ak S., Karaali S., Cabrera-Lavers A., Chonis T. S., Gaskell C. M.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.384, no.3, pp.1178-1188, 2008 (SCI-Expanded)

Estimation of Galactic model parameters in high latitudes with SDSS

Bilir S., Cabrera-Lavers A., Karaali S., Ak S., Yaz E., Lopez-Corredoira M.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.25, no.2, pp.69-84, 2008 (SCI-Expanded)

The metallicity distributions in high-latitudes with SDSS

Ak S., Bilir S., Karaali S., Buser R., Cabrera-Lavers A.

NEW ASTRONOMY, vol.12, no.8, pp.605-612, 2007 (SCI-Expanded)

A new absolute magnitude calibration with 2MASS for cataclysmic variables

Ak T., Bilir S., Ak S., RETTER A.

NEW ASTRONOMY, vol.12, no.6, pp.446-453, 2007 (SCI-Expanded)

Estimation of Galactic model parameters in high latitudes with 2MASS

Cabrera-Lavers A., Bilir S., Ak S., Yaz E., Lopez-Corredoira M.

ASTRONOMY & ASTROPHYSICS, vol.464, no.2, pp.565-571, 2007 (SCI-Expanded)

Estimation of galactic model parameters with the Sloan Digital Sky Survey and the metallicity distribution in two fields in the anti-centre direction of the Galaxy

Ak S., Bilir S., Karaali S., Buser R.

ASTRONOMISCHE NACHRICHTEN, vol.328, no.2, pp.169-177, 2007 (SCI-Expanded)

Galactic longitude dependent galactic model parameters

Bilir S., Karaali S., Ak S., Yaz E., Hamzaoğlu E.

NEW ASTRONOMY, vol.12, no.3, pp.234-245, 2006 (SCI-Expanded)

Galactic model parameters for field giants separated from field dwarfs by their 2MASS and V apparent magnitudes

Bilir S., Karaali S., Güver T., Karataş Y., Ak S.

ASTRONOMISCHE NACHRICHTEN, vol.327, no.1, pp.72-81, 2006 (SCI-Expanded)

Analysis of UBV photometry in selected area 133

Karataş Y., Bilir S., Karaali S., Ak S.

ASTRONOMISCHE NACHRICHTEN, vol.325, no.9, pp.726-732, 2004 (SCI-Expanded)

A charge-coupled device study of high-latitude Galactic structure: testing the model parameters

Karaali S., Ak S., Bilir S., Karatas Y., Gilmore G.

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY, vol.343, no.3, pp.1013-1024, 2003 (SCI-Expanded)

New metallicity calibration down to [Fe/H]=-2.75 dex

Karaali S., Bilir S., Karatas Y., Ak S.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.20, no.2, pp.165-172, 2003 (SCI-Expanded)

A new procedure for the photometric parallax estimation

Karaali S., Karatas Y., Bilir S., Ak S., Hamzaoglu E.

PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF AUSTRALIA, vol.20, no.3, pp.270-278, 2003 (SCI-Expanded)

Basic calibrations of the photographic RGU system. IV. Metal-poor subgiant and giant stars

Buser R., Karataş Y., Lejeune T., Rong J., Westera P., AK S.

Astronomy and Astrophysics, vol.357, pp.988-993, 2000 (SCI-Expanded)

Metal-poor turnoff and subgiant field stars in the Galaxy - I. RGU photometry in a high-latitude field near M101

Ak S., Karaali S., Buser R.

ASTRONOMY & ASTROPHYSICS SUPPLEMENT SERIES, vol.131, no.2, pp.345-354, 1998 (SCI-Expanded)

Articles Published in Other Journals

Extragalactic Objects in Basle Fields

Bilir S., Karataş Y., AK S.

TURKISH JOURNAL OF PHYSICS, vol.27, no.4, pp.235-240, 2003 (Scopus)

Comparison of Metallicities Adopted for the Synthetic UBV Photometry with Those Evaluated by Means of RGU Photometry

Karaali S., AK S., Karataş Y.

TURKISH JOURNAL OF PHYSICS, vol.22, pp.273-292, 1998 (Scopus)

The sunspot observations made in 1990

AK S.

Istanbul University, Faculty of Science, Journal of Astronomy and Physics, vol.56, pp.21-48, 1991 (Peer-Reviewed Journal)

Young A stars at high distances from the Galactic plane

Karaali S., AK S., Karataş Y.

Istanbul University, Faculty of Science, Journal of Astronomy and Physics, vol.55, pp.37-44, 1990 (Peer-Reviewed Journal)

Refereed Congress / Symposium Publications in Proceedings

CCD UBV Photometric and Gaia Astrometric Study of Eight Open Clusters – ASCC 115, COLLINDER 421, NGC 6793, NGC 7031, NGC 7039, NGC 7086, ROSLUND 1 ve STOCK 21

Yontan T., Bilir S., Bostancı Güver Z. F., Ak T., Ak S., Güver T., et al.

Galaktik Astronomi Çalıştayı (Galactic Astronomy Workshop), İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.197-200 Sustainable Development

Kırmızı Dev Kolu Yıldızlarından İtibaren Güneş Civarındaki Yaş-Metal Bolluğu İlişkisi

Döner S., Ak S., Bilir S.

Galaktik Astronomi Çalıştayı, İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.239-242

Photometric and Astrometric Analysis of Four Southern Open Clusters: NGC 3293, NGC 3766, NGC 4755, NGC 6231

Akti A. B., Bostancı Güver Z. F., Yontan T., Bilir S., Ak T., Ak S., et al.

Galaktik Astronomi Çalıştayı (Galactic Astronomy Workshop), İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.207-210

Transformation Equations Between GALEX and UBV Photometric Systems

Alan N., Bilir S., Tunçel Güçtekin S., Çelebi M., Yontan T., Plevne O., et al.

Galaktik Astronomi Çalıştayı (Galactic Astronomy Workshop), İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.211-215

Metalicity and Absolute Magnitude Calibrations for F-G Type Main-Sequence Stars

Çelebi M., Bilir S., Ak S., Ak T., Bostancı Güver Z. F., Yontan T.

Galaktik Astronomi Çalıştayı (Galactic Astronomy Workshop), İstanbul, Turkey, 12 - 13 September 2019, vol.1, pp.167-170

Galaksi'nin Anatomisi

Ak S.

Galaktik Astronomi Çalıştayı, İstanbul, Turkey, 12 - 13 September 2019, pp.97-111

Güneş Civarındaki F-G Tayf Türü Anakol Yıldızlarından Radyal Metal Bolluğu Gradyenti

Plevne O., Ak T., Karaali S., Bilir S., Ak S., Bostancı Güver Z. F.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.227-228

Transformation equations between GALEX and UBV photometric systems

Alan N., Bilir S., Güçtekin S. T., Çelebi M., Yontan T., Plevne O., et al.

Turkish Physical Society 35th International Physics Congress, TPS 2019, Konacik-Bodrum, Turkey, 4 - 08 September 2019, vol.2178

Age-metallicity relation in solar vicinity from RGB stars

Döner S., Ak S., Bilir S.

Turkish Physical Society 35th International Physics Congress, TPS 2019, Konacik-Bodrum, Turkey, 4 - 08 September 2019, vol.2178

Investigation of the Vertical Metallicity Gradients in the Milky Way

Guctekin S. T., Bilir S., Karaali S., Ak S., Plevne O.

34th International Physics Congress of the Turkish-Physical-Society (TPS), Konacik, Turkey, 5 - 09 September 2018, vol.2042

Galaktik Yapı Çalışmalarının Dünü, Bugünü ve Yarını

Ak S.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, pp.223-230

Photometric Study of NGC 6811 Open Cluster

Yontan T., Bilir S., Bostancı Z. F., Ak T., Karaali S., Güver T., et al.

19. Ulusal Astronomi Kongresi (19th National Astronomy Congress), Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.233-236

A Comprehensive Study of the Open Custer NGC 6866

Bostancı Z. F., Ak T., Yontan T., Bilir S., Çakırlı Ö., Güver T., et al.

19. Ulusal Astronomi Kongresi (19th National Astronomy Congress), Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.243-246

Kataklismik Değişenlerin Kinematiği

Özdönmez A., Ak T., Bilir S., Soydugan F., Soydugan E., Püsküllü Ç., et al.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.265-268

İnce Diskin Uzunluk Ölçeğinin Belirlenmesi

Yaz E., Karaali S., Duran Ş., Bilir S., Yalçınkaya A., Ak S., et al.

19. Ulusal Astronomi Kongresi, Ankara, Turkey, 2 - 06 February 2015, vol.1, no.1, pp.247-250

CCD UBVRI Photometric Observations of NGC 225 Open Cluster

Bostancı Güver F., Ak T., Güver T., Bilir S., Ak S., Yontan T., et al.

Türkiye’deki Teleskoplarla Bilim Sempozyumu (Science with Telescopes in Turkey), İstanbul, Turkey, 1 - 04 December 2013, vol.1, pp.192-196

First Determınation of Absolute Magnitudes for Red Clump Stars wıth WISE Photometry

Yaz E., BİLİR S., Öztürkmen N. D., Duran Ş., AK T., AK S., et al.

Dig Sites of Stellar Archeology: Giant Stars in the Milky Way, İzmir, Turkey, 4 - 06 September 2013, vol.38, pp.12-18

Galaktik Diskteki Yaş-Metal Bolluğu Ve Yaş-Hız Dispersiyonu İlişkileri

Duran Ş., AK S., BİLİR S., Karaali S., AK T., Bostancı Güver F., et al.

XVIII. Ulusal Astronomi Kongresi, Malatya, Turkey, pp.369-376

Kataklismik Değişen Yıldızların Kinematiği: Evrim Üzerine İpuçları

AK T., Bilir S., Ak S., Coşkunoğlu B., Eker Z., AK S.

Yakın Çift Yıldızların Yapısı ve Evrimi Çalıştayı, İzmir, Turkey, 1 - 04 December 2010, vol.1, no.1, pp.231-154

NGC 1513 Açık Kümesinin CCD BV ve 2MASS Fotometrik İncelenmesi

Bilir S., Güver T., Khamitov I., Ak T., AK S., Coşkunoğlu K. B., et al.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 1 - 04 September 2010, pp.152

Rave Verilerinden Yerel Durağanlık Standardının Hesaplanması

Coşkunoğlu K. B., AK S., Bilir S., Karaali S., Yaz E., Gilmore G., et al.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 1 - 04 September 2010, pp.187

Dev Yıldızlar için 2MASS, SDSS ve BVI Fotometrik Sistemleri Arasındaki Dönüşümler

AK S., Yaz E., Bilir S., Karaali S., Coşkunoğlu K. B., Cabrera-Lavers A.

XVII. Ulusal Astronomi Kongresi, Adana, Turkey, 1 - 04 September 2010, pp.97

Robotic Astrophysical Observatory of Istanbul University

Saygaç A. T., Özkan M. T., Ak T., Bilir S., Esenoğlu H. H., Yaz E., et al.

2009 Astronomi Yılında Türkiye’deki Astronomi Faaliyetlerinin Değerlendirilmesi Sempozyumu, İstanbul, Turkey, 20 November 2009, pp.154-162

Yüksek Galaktik Enlemli Yıldız Alanlarının SDSS Verilerinden Galaktik Model Parametrelerinin Tayini

Bilir S., Cabrera-Lavers A., Karaali S., AK S., Yaz E., Lopez-Corredoira M.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 September 2008, pp.736-766

2MASS, SDSS Ve BVRI Fotometrik Sistemleri Arasındaki Dönüşüm Formülleri

AK S., Bilir S., Karaali S., Cabrera-Lavers A., Chonis T., Gaskell C.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 September 2008, pp.782-797

Güneş Civarındaki Kataklismik Değişenlerin Kinematik Özellikleri

AK T., Bilir S., Ak S., Eker Z., AK S.

XVI. Ulusal Astronomi Kongresi, Çanakkale, Turkey, 1 - 04 January 2008, vol.1, no.1, pp.324-337

İnce Disk Yıldızlarının Model Parametrelerinin Tayini

AK S., Bilir S., Karaali S., Yaz E., Hamzaoğlu E.

XV. Ulusal Astronomi Kongresi, İstanbul, Turkey, 1 - 04 September 2006, pp.29-39

Alan Cüce Ve Dev Yıldızlarının Ayırımında Yeni Bir Yöntem

Bilir S., Karaali S., Güver T., Karataş Y., AK S.

XV. Ulusal Astronomi Kongresi, İstanbul, Turkey, 1 - 04 September 2006, pp.141-148

Galaksi merkezine Zıt Doğrultuda Galaktik Model Parametreleri

AK S., Bilir S., Karaali S., Karataş Y.

XIV. Ulusal Astronomi Kongresi, Kayseri, Turkey, 1 - 04 September 2004, pp.157-161

Yeni Bir Metal Bolluğu Kalibrasyonu”, XIII. Ulusal Astronomi Toplantısı

Karaali S., Bilir S., Karataş Y., AK S.

XIII. Ulusal Astronomi Toplantısı, Antalya, Turkey, 1 - 04 September 2002, pp.42-47

Sloan Fotometrisi Yardımı ile Metal Gradiyenti Tayini”,

AK S., Karaali S., Bilir S., Karataş Y.

XIII. Ulusal Astronomi Toplantısı, Antalya, Turkey, 1 - 04 September 2002, pp.32-35

11 Ağustos 1999 Tam Güneş Tutulması İstanbul Üniversitesi Uluslararası Gözlem Programı

SAYGAÇ A. T., ÖKTEN A., ÖZKAN T., Kara M., Özışık T., AK T., et al.

XI. Ulusal Astronomi Kongresi, Elazığ, Turkey, no.61, pp.254

Uzak Yıldızların CCD Verileri Yardımı ile Tayin Edilen Işıma Gücü Fonksiyonu, Pop I ve Ara Pop II Yıldızlarında Metal Gradiyenti ve Haloya Gaz Akışı

Karaali S., Karataş Y., Bilir S., AK S.

XII. Ulusal Astronomi Kongresi, İzmir, Turkey, 1 - 04 September 2000

CCD – UBVI Verileri Yardımı İle Kalın Diskte ve Haloda Metal Bolluğu Dağılımı: Galaksimizin Halosuna Metalce Zengin Gaz Akışı

Bilir S., AK S., Karaali S., Karataş Y.

XII. Ulusal Astronomi Kongresi, İzmir, Turkey, 1 - 04 September 2000 Sustainable Development

Determination of the Absolute Magnitudes of Stars in SA 54 by means of CCD Colour-magnitude Diagrams of Four Clusters and their Separation into Different Populations Types via their Spatial Distributions

Karaali S., Karataş Y., Bilir S., AK S.

XXIIIrd IAU General Assembly, Japan, 1 - 04 August 1997, pp.299

Publications & Works

Published journal articles indexed by SCI, SSCI, and AHCI

Articles Published in Other Journals

Refereed Congress / Symposium Publications in Proceedings

Books & Book Chapters

Other Publications