Publications in SCI Index International Journals

Ekmekçi, F., Topal, S. , 2005 Photometric observations and multiple frequencies of the delta Scuti Variable V350 Peg, 2009, Ap&SS, 321, 101-107

Ekmekçi, Fehmi, and Topal, Selçuk, 2005 Photometric observations and multiple frequencies of the delta Scuti Variable CC And, 2008, New Astronomy, 13, 118

Selam, S. O.; Albayrak, B., Orbital period variation of the eclipsing binary system TT Herculis, 2007, AN, 328, 154.

Djurasevic, C., Dimitrov, D., Arbutina, B., Albayrak, B., Selam, S. O., and Atanackovic-Vukmanovic, O., A photometric study of the contact binaries: XY Leo, EE Cet,, 2006, Publications of the Astronomical Society of Australia (PASA), v. 23, p. 154-164.

Kolenberg, K.; Smith, H. A.; Gazeas, K. D.; Elmaslı, A.; Breger, M.; Guggenberger, E.; van Cauteren, P.; Lampens, P.; Reegen, P.; Niarchos, P. G.; Albayrak, B.; Selam, S. O.; Özavcı, I.; Aksu, O., The Blazhko effect of RR Lyrae in 2003-2004, 2006, A&A, 459, 577.

Albayrak, B., Selam, S.O., Ak, T., Elmaslı, A. and Özavcı, İ., Light-Time Effect in the Eclipsing Binary System AM Leonis, 2005, Astronomische Nachricten, v. 326, iss. 2, p. 122-126.

Djurasevic, G.; Albayrak, B.; Erkapic, S.; Tanriverdi, T., A Photometric Study of the Activity of Sw Lac, 2005, Ap&SS, 296, 261D

Djurasevic, G., Albayrak, B., Erkapic, S. and Tanrıverdi, T., A Photometric Study of the Activty of SW Lac, 2005, in Zdeněk Kopal\’s Binary Star Legacy, (Eds. H. Drechsel and M. Zejda), Ap&SS, v. 296, p. 261-264.

Albayrak, B., A Period Study of the Close Binary V508 Ophiuchi, 2005, Publications of the Astronomical Society of Australia, v. 22, iss. 4, p. 311-314.

Albayrak, B., Djurasevic, G., Selam, S., Yılmaz, M., Erkapic, S., Aksu, O., Tanrıverdi, T., “Photometric Solution of the Eclipsing Binary V351 Pegasi”, 2005, Ap&SS, 296, 293,

Selam, S.O., Albayrak, B., Şenavcı, H.V., Aksu, O., Light curve solution and orbital period analysis of the contact binary V842 Herculis, 2005, Astronomische Nachricten, v. 326, iss. 8, p. 746-753.

Selam, S.O., “Key Parameters of W UMa-type Contact Binaries Discovered by HIPPARCOS”, 2004, A&A, 416, 1097,

Tanriverdi, T.; Senavci, H. V.; Selam, S. O.; Albayrak, B., A photometric study of the recently discovered contact binary ET Leonis, 2004, ASPC, 318..189T

Albayrak, B., Djurasevic, G., Tanrıverdi, T., and Erkapic, S., A photometric Study of the W UMa-Type System SW Lacertae, 2004, Astronomy and Astrophysics, v. 420, p. 1039-1045.

Djurasevic, G., Albayrak, B., Tanrıverdi, T. And Erkapic, S., A photometric Study of NN Virginis, 2004, A&A, v. 415, p. 283-287

Ak, T., Albayrak, B., Selam S.O. and Tanrıverdi, T., A New Light-Time Effect Study of TX Herculis, 2004, New Astronomy, v. 9, iss. 4, 265-272.

Albayrak, B., Djurasevic, G., Selam, S. O., Yılmaz, M., Erkapic, S., Aksu, O., Tanrıverdi, T., Photometric Solution of the Eclipsing Binary V351 Pegasi, 2004, A&AS Conference Series, Zdenek Kopal’s Binary Star Legacy

Albayrak, B., Ak, T. and Elmaslı, A., A New Light-Time Effect Study of AR Aurigae, 2003, Astronomische Nachrichten, v. 324, no. 6, p. 523-526

Ekmekçi, F., Özeren, F.F., Ak, H., Chromospherically active binary systems, RT And and ER Vul:1995-1998 observations and spot distribut, 2002, AN, 323,31

Albayrak, B., Demircan, O., Djurasevic, G., Erkapic S. and Ak, H., A Light and Period Study of SV Camelopardalis, 2001, Astronomy and Astrophysics, 376, 158-164

Aslan, Z., Bikmaev, I.F., Vitrichenko, É.A., Gumerov, R.I., Dembo, L.A., Kamus, S.F., Keskin, V., Kızıloğlu, Ü., Pavlinsky, M.N., Panteleev, L.N., Sakhibullin, N.A., Selam, S.O., Sunyaev, R.A., Khamitov, I., Yaskovich, A.L., “Preliminary Results of the Alignment and Hartmann Tests of the AZT-22 Telescope”, 2001, Astronomy Letters, 27, 398,

Albayrak, B., Müyesseroğlu, Z. and Özdemir, S., A Photometric Study of BO Canum Vanaticorum, 2001, Astronomische Nachrichten, v. 322, no. 2, p. 125-135

Albayrak, B., Özeren, F.F., Ekmekçi, F., Demircan, O., Period Variation of Six RS CVn-Type Binaries with Possible Light-Time Effect, 1999, Revista Mexicana de Astronomia y Astrofisica, v. 35, p. 3-12

Değirmenci, Ö. L., Sezer, C., Demircan, O., Erdem, A., Özdemir, S., Ak, H., Albayrak, B., The Early Type Contact Binary System V382 Cygni, 1999, Astronomy and Astrophysics Supplement, v.134, p.327-331

Demircan, O., Ak, H., Özdemir, S., Tanrıver, M. and Albayrak, B., UBV Photometry of the WR binary CQ Cephei, 1997, Astronomische Nachrichten, v. 318, no. 5, p. 267-272

Demircan, O., Özdemir, S., Albayrak, B., Ak, H., Tanrıver, M., Değirmenci, Ö. L., Erdem, A. and Sezer, C., A Model of the Early Type Binary System BF Aurigae, 1997, Rev. Mex. Astron. Astrofis, v. 33, p. 131-135

Djurasevic, G., Demircan, O., Özdemir, S., Tanrıver, M., Müyesseroğlu, Z.; Ak, H. and Albayrak,B., An Analysis of the Light Curves of the Early-Type Binary BF Aurigae, 1997, Astrophysics and Space Science, v. 253, issue 2, p. 265-274

Demircan, O., Müyesseroğlu, Z., Selam, S., Derman, E., Akalın, A., “The Light and Period Variation of CV Cygni”, 1995, A&A, 297, 364,

Demircan, O., Akalın, A., Selam, S., Derman, E., Müyesseroğlu, Z., “A Period Study of XZ Andromedae”, 1995, A&AS, 114, 167,

Demircan, O., Derman, E., Akalın, A., Selam, S., Müyesseroğlu, Z., “UBV Photometry of the Contact Binary AB Andromedae”, 1994, A&AS, 106, 373,

Demircan, O., Derman, E., Akalın, A., Selam, S., Müyesseroğlu, Z., “Light Curve and Period Changes of AB Andromedae”, 1994, MNRAS, 267, 19,

E.Derman. O.Demircan, A.Akalın, UBV photometry of BX Andromedae, 1993, ASS,, 205, 327-341

Demircan, O., Selam, S., “A Period Study of SS Arietis and its Implications for the Multiplicity of the System”, 1993, A&A, 267, 107,

Demircan, O., Selam, S., “Long-Term Behaviour of Algol-type Binary ST Persei”, 1993, A&AS, 98, 513,

O.Demircan, A. Akalın, E.Derman, The light curve and period variation of BX Andromedae, 1993, AAS, 98, 583-588

E.Derman, O.Demircan, A period study of V502 Ophiuchus, 1992, AJ, 103, 1658-1661

Z.Aslan,E.Derman, A. Akalın, T.Özdemir, Long Term Photometric Variation In DH Leo, 1992, A&A, 257, 580

O.Demircan, E.Derman, A period study of AM Leonis, 1992, AJ, 103, 593

E.Derman, O.Demircan, A period study of GK Cephei, 1992, AJ, 103, 599

E.Derman, O.Demircan, UBV Photometry of AW Pegasi, 1992, ASS, 189, 309-325

O.Demircan, E.Derman, G.Kahraman, UBV Photometry of Chromospherically Active Binary Star: V350 Lacertae, 1992, ASS, 188, 151-158

Demircan, O., Selam, S., “A Long Period Eclipsing Binary Tau Persei”, 1992, A&A, 259, 577,

O.Demircan, E.Derman, A. Akalın, A Period Analysis of AH Virginis, 1991, AJ, 101, 201

O.Demircan, S.Selam, E.Derman, 1990 Photometry of a small amplitude W UMa system LS Delphini, 1991, ASS, 186, 57-66

Derman, E., Demircan, O., Selam, S., “Light Curve and Period Variations of a W UMa System LS Delphini”, 1991, A&AS, 90, 301,

E.Derman, O.Demircan, G.Kahraman, UBV Photometry of the RS CVn-type Binary HK Lacertae, 1990, AAS, 86, 421-428