Publications in International Proceedings

Yüce, K., Selam, S. O., Albayrak, A., Ak, T., Monitoring Secular Orbital Period Variations of Some Eclipsing Binaries at the Ankara University Obs, 2006, Close Binaries in the 21st Century : New Opportunities and Challenges, 27th-30th June, 2005, Syros,,

Albayrak, B., Selam, S. O., Yüce, K., Ak, T., Monitoring Possible Light-Time Effect in the Orbital Period of Some Eclipsing Binaries at the Ankara, 2006, Close Binaries in the 21st Century : New Opportunities and Challenges, 27th-30th June, 2005, Syros,,

Elmaslı, A., Selam, S. O., Albayrak, B., Özuyar, D., Possible Light-Time Effect in the Eclipsing Binary System TY Boo, 2006, , Close Binaries in the 21st Century, New Oppurtunities and Challenges, Syros, Greece, 27-30 June 2005

Elmasli, A., Aksu, O., Albayrak, B., Selam, S. O., A Possible Light-Time Effect of the RR Lyrae Variable SS Cancri, 2006, ASP Conference Series, Astrophysics of Variable Stars, Pecs, Hungary, 5-10 September 2005, Sterken, C. and Aerts, C. (eds).

A. Elmaslı, O. Aksu, A. Kara, T. Ak, B. Albayrak, S.O. Selam., The Light-time Effect in UV Leonis, 2005, in The Light-Time Effect in Astrophysics, (Ed. C. Sterken), Proceedings of ASP Conference Series, Vol. 335, p. 287.

Helvacı, M. , Elmaslı, A. , Tanrıverdi, T., Törün, M., Albayrak, B., Selam, S.O. Kara, A., Bingöl, F., Mahmutoğlu, B., ”Amateur & Proffesional Researches at the Ankara University Observatory”, 2004, The 93rd Annual Meeting of the AAVSO, including A Day in Honor of Janet Akyüz Matteei (1943-2004), B,

Tanrıverdi, T., Şenavcı, H.V., Selam, S.O., Albayrak, B., A photometric study of the recently discoveredcontact binary ET Leonis, 2004, in Spectroscopically and Spatially Resolving the Components of the Close BinaryStars (Eds. R. W. Hid, Vol: 318, ASP, p.189

Şenavcı, H.V., Elmaslı, A., Selam, S.O., Albayrak, B., A photometric study of the neglected contact binary V842 Herculis, 2004, in Spectroscopically and Spatially Resolving the Components of the Close Binary Stars, (Eds. R. W. Hidlitch, H. Hensberge and K. Pavlovski), ASP-Conf.Ser. Vol: 318, ASP, p.186

Helvacı, M., Elmaslı, A., Tanrıverdi, T., Özavcı, İ., Törün, E., Albayrak, B., Selam, S.O., Kara, A., Bingöl, F.Mahmutoğlu, B. and ASART, Amateur & Professional Researches at the Ankara University Observatory, 2004, The 93rd Annual Meeting of the AAVSO, A Day in Honor of Dr. Janet Akyüz Mattei , 28-29 Oct., 2004, Boston, USA (Poster: in press).

Albayrak, B., The Third Body in the Eclipsing Binaries AR Aurigae and TX Herculis, 2003, High Resolution Infrared Spectroscopy in Astronomy, Proceedings of an ESO Workshop, Held at Garching, Munich (Germany) November 18-21, eds: H.U Kaufl, R. Siebenmorgen and A. Moorwood,

S. Selam, O. Demircan,, Orbital Periods Variations of some Algol-type Binaries, 2000, in Variable Stars as Essential Astrophysical Tools (Ed. C. İbanoğlu), NATO-ASI, Ser-C., Vol: 544, Kluwer Acad. Press, p.605

S. Selam, O. Demircan, Cyclic Nature of the Orbital Period Variations of some Algol-type Binaries, 1999, in Magnetic Activities in Cool Stars, (Ed. O. Demircan), Tr.Journ.Phys., 23, 301

Djurasevic, G., Demircan, O., Özdemir, S., Tanrıver, M., Müyesseroğlu, Z., Ak, H. and Albayrak, B., A Photometric Study of the Early-type Binary BF Aurigae, 1998, Proceedings of the 20th Stellar Conference of the Czech and Slovak Astronomical Institutes, 5th -7th November 1997, Brno, Czech Republic, Edt: J. Dusek. p. 172.

S. Selam, O. Demircan, Long-Term Behaviour of the Orbital Period of SV Centauri, 1998, NATO-ASI on Variable Stars as Essential Astrophysical Tools (Ed. C. İbanoğlu),

V. Keskin, Z. Tunca, C. İbanoğlu, Z. Aslan, S.O. Selam, Z. Müyesseroğlu, Long-Term Activity Changes of UV Piscium, 1997, Odessa Astronomical Publications, vol. 10, p.32

Özeren, F. F., Albayrak, B., Ekmekçi, F., and Demircan, O., Possible Interaction of Some RS CVn-Type Binaries with Their Environment, 1997, Communications of the Konkoly Observatory, No. 100 (Vol. XII, 2), p. 393-396.

Ak, H., Ekmekçi, F., Albayrak, B., Özeren, F.F. and Demircan O., Photometric Variability of Three Uneclipsing Active Binaries: II Peg, UX Ari and V1762 Cyg, 1996, PASPC, vol. 109, Cool Stars, Stellar System and the Sun, Ninth Cambridge Workshop, ed. R. Pallavicini, & A

Ak, H., Albayrak, B., Aslan, Z., Demircan, O., Müyesseroğlu, Z., Özdemir S., and Yüce, K., V and R Observations of Two Carbon Stars: UX Dra and RY Dra, 1996, IAU Symposium 177, Abstract P. A-1.

S. Selam, O. Demircan, Observational Properties of OB-type Binaries as the Progenitors of XRB\’s, 1995, NATO-ASI on Lives of Neutron Stars (Eds. M.A. Alpar, Ü. Kızıloğlu, J. van Paradijs),

S. Selam, O. Demircan, Some Statistical Results on Contact and Near-Contact Binaries, 1994, in Evolutionary Links in the Zoo of Interacting Binaries (Ed. F. D\’Antona), Memorie della Societa Astronomico Italiana, 65, 405 (poster-bildiri)

S. Selam, O. Demircan, Observational Properties of Contact and Near-Contact Binary Stars, 1992, IAU Coll. no:137 on Inside The Stars (Eds. W.W. Weiss and A. Baglin),

O.Demircan, E.Derman, On the Coronal Activity of RS CVn Systems, 1991, The sun and cool stars, (IAU Symp. 130), Eds. i.Tuominen, D.Moss, E. Rudiger. Springer Verlag, p. 501

Özeren, F. F., Akalın, A., Özdemir, S., Albayrak, B., Arslan, N., Photometry of Some Very Close Binaries at The Ankara University Observatory, 1991, First General Conference of The Balkan Physical Union, Sep. 26 – 28, Thessaloniki-GREECE, p. 7-25, (Poster).

Z. Müyesseroğlu, O. Demircan, E. Derman, S. Selam, Photometry of Some Close Binaries at the Ankara University Observatory, 1990, in Active Close Binaries (Ed. C. İbanoğlu), NATO-ASI, Ser-C, Vol:319. Kluwer Academic Press, sayfa:277