Prof. Dr. Serap AK

SCI, SSCI ve AHCI İndekslerine Giren Dergilerde Yayınlanan Makaleler

A Chandra X-ray study of supernova remnant N63A in the Large Magellanic Cloud

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY , cilt.523, sa.1, ss.41-54, 2023 (SCI-Expanded) Sürdürülebilir Kalkınma

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 , cilt.163, sa.4, 2022 (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 , cilt.366, sa.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 , cilt.342, sa.3, ss.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 , cilt.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 , cilt.364, sa.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 , cilt.364, sa.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 , cilt.63, ss.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 , cilt.363, sa.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 , cilt.362, sa.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 , cilt.58, sa.9, ss.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 , cilt.33, ss.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 , cilt.361, sa.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 , cilt.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 , cilt.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 , cilt.453, sa.1, ss.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 , cilt.357, sa.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 , cilt.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 , cilt.355, ss.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 , cilt.31, 2014 (SCI-Expanded) Sürdürülebilir Kalkınma

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 , cilt.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 , cilt.25, ss.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 , ss.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 , cilt.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 , cilt.22, ss.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 , cilt.421, ss.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 , cilt.419, ss.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 , cilt.29, ss.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 , cilt.418, ss.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 , cilt.417, sa.3, ss.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 , cilt.412, ss.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 , cilt.28, sa.2, ss.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 , cilt.331, sa.8, ss.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 , cilt.15, sa.6, ss.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 , cilt.326, sa.1, ss.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 , cilt.396, sa.3, ss.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 , cilt.390, sa.4, ss.1569-1576, 2008 (SCI-Expanded)

Spatial distribution and galactic model parameters of cataclysmic variables

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

NEW ASTRONOMY , cilt.13, sa.3, ss.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 , cilt.384, sa.3, ss.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 , cilt.25, sa.2, ss.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 , cilt.12, sa.8, ss.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 , cilt.12, sa.6, ss.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 , cilt.464, sa.2, ss.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 , cilt.328, sa.2, ss.169-177, 2007 (SCI-Expanded)

Galactic longitude dependent galactic model parameters

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

NEW ASTRONOMY , cilt.12, sa.3, ss.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 , cilt.327, sa.1, ss.72-81, 2006 (SCI-Expanded)

Analysis of UBV photometry in selected area 133

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

ASTRONOMISCHE NACHRICHTEN , cilt.325, sa.9, ss.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 , cilt.343, sa.3, ss.1013-1024, 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 , cilt.20, sa.3, ss.270-278, 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 , cilt.20, sa.2, ss.165-172, 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 , cilt.357, ss.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 , cilt.131, sa.2, ss.345-354, 1998 (SCI-Expanded)

Diğer Dergilerde Yayınlanan Makaleler

Extragalactic Objects in Basle Fields

Bilir S., Karataş Y., AK S.

TURKISH JOURNAL OF PHYSICS , cilt.27, sa.4, ss.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 , cilt.22, ss.273-292, 1998 (Scopus)

The sunspot observations made in 1990

AK S.

Istanbul University, Faculty of Science, Journal of Astronomy and Physics , cilt.56, ss.21-48, 1991 (Hakemli Dergi)

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 , cilt.55, ss.37-44, 1990 (Hakemli Dergi)

Hakemli Kongre / Sempozyum Bildiri Kitaplarında Yer Alan Yayınlar

Gaia Çağında İnce Disk Yıldızlarının Galaksi Model Parametrelerinin Tayini

Güçtekin S. T., Ak S., Bilir S.

22. Ulusal Astronomi Kongresi 11. Ulusal Astronomi Öğrenci Kongresi, İzmir, Türkiye, 6 - 08 Eylül 2022, cilt.3, sa.3, ss.250-254

Sekiz Açık Kümenin Fotometrik ve Gaia Astrometrik Çalışması – 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, Türkiye, 12 - 13 Eylül 2019, cilt.1, ss.197-200 Sürdürülebilir Kalkınma

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, Türkiye, 1 - 04 Eylül 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, Türkiye, 1 - 04 Eylül 2000 Sürdürülebilir Kalkınma

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, Japonya, 1 - 04 Ağustos 1997, ss.299

Metrikler

Yayın

118

Atıf (WoS)

982

H-İndeks (WoS)

Atıf (Scopus)

996

H-İndeks (Scopus)

Atıf (Scholar)

H-İndeks (Scholar)

Proje

Tez Danışmanlığı

Açık Erişim

BM Sürdürülebilir Kalkınma Amaçları

Yayınlar & Eserler