CHEMISTRY, PHYSICS AND ECOLOGY

TRACE – TOXIC ELEMENT ACCUMULATIONS IN WATER OF ATİKHİSAR DAM LAKE (ÇANAKKALE, TÜRKİYE)
Cem Tokatlı
Trakya University, Evrenos Gazi Campus, Laboratory Technology Program, İpsala, Edirne, Turkey


MACRO – MICRO ELEMENT CONCENTRATIONS IN WATER OF SAZLIDERE DAM LAKE (İSTANBUL, TÜRKİYE)
Cem Tokatlı
Trakya University, Evrenos Gazi Campus, Laboratory Technology Program, İpsala, Edirne, Turkey


APPLICATION OF SONOCHEMISTRY FOR THE SYNTHESIS OF CAPRIC ALIPHATIC ESTERS
Dragomir Vasilev1, Nadezhda Petkova2, Panteley Denev2
1Technical University of Gabrovo, Bulgaria
2University of Food Technologies, Plovdiv, Bulgaria


APPLICATION OF CAPRATE ALIPHATIC ESTER AS BIO-PLASTICIZER AND BIO-ADDITIVE IN PLASTICS
Dragomir Vasilev1, Nadezhda Petkova2, Milka Atanasova1, Panteley Denev2
1Technical University of Gabrovo, Bulgaria
2University of Food Technologies, Plovdiv, Bulgaria


ENVIRONMENTAL MANAGEMENT SYSTEMS' EFFECTIVENESS OF ENTERPRISES IN DEVNYA MUNICIPALITY
Elena Valkova
Technical University of Varna, Bulgaria


ENVIRONMENTAL PERFORMANCE OF PADINA SETTLING BASIN
Elena Valkova
Technical University of Varna, Bulgaria

THE EFFECT ON INCOMPRESSIBLE STRIPS OF THE DISTANCE BETWEEN THE METALLIC GATES AND THE TWO-DIMENSIONAL ELECTRON SYSTEM
Deniz Eksi
Vacational School of Health, Yeni Yuzyil University, Istanbul, 34010, Turkey


A RESONANT TUNNELLING STRUCTURE OF GaAs ALLOYS
Sevket Erol OKAN1, Abdullah BILEKKAYA2, Saban AKTAS1
1Department of Physics, Trakya University, Edirne-Turkey
2Department of Electronics, Edirne Vocational College of Technical Sciences, Trakya University, Edirne-Turkey


SIZE EFFECT ON THE MECHANICAL PROPERTIES OF BCC TANTALUM NANOWIRES BY MOLECULAR DYNAMICS SIMULATIONS
Vildan GUDER
Department of Physics, Faculty of Science, Trakya University, 22030 Edirne, Turkey


THE OPTICAL ABSORPTION CHANGES IN TWO-STEP INFINITE SPHERICAL QUANTUM DOT
Sevket Erol Okan1,2, Hande Temel2, Abdullah Bilekkaya2,3, Figen Karaca Boz1,2
1Trakya University, Faculty of Science, Department of Physics, 22030 Edirne, Turkey
2Trakya University, Institute of Science, 22030 Edirne, Turkey
3Trakya University, Edirne Vocational College of Technical Sciences,22100 Edirne, Turkey


STRONTIUM UNDER HIGH PRESSURE AND DIFFERENT TEMPERATURE CONDITIONS: A MOLECULAR DYNAMICS SIMULATION STUDY
Murat Celtek1, Unal Domekeli2, Sedat Sengul2
1Faculty of Education, Trakya University, 22030, Edirne – Turkey
2Dept. of Physics, Trakya University, 22030, Edirne – Turkey


INVESTIGATION OF THE EFFECT OF COOLING RATE ON ATOMIC STRUCTURE OF LIQUID CALCIUM: A MOLECULAR DYNAMICS SIMULATION STUDY
Murat Celtek1, Sedat Sengul2, Unal Domekeli2
1Faculty of Education, Trakya University, 22030, Edirne – Turkey
2Dept. of Physics, Trakya University, 22030, Edirne – Turkey


THERMAL PROPERTIES OF ZINC NANOCRYSTALS: A COMPARISON STUDY USING THEORETICAL MODELS
Unal Domekeli1, Murat Celtek2, Sedat Sengul1
1Dept. of Physics, Trakya University, 22030, Edirne – Turkey
2Faculty of Education, Trakya University, 22030, Edirne – Turkey


A MOLECULAR DYNAMICS STUDY OF STRUCTURAL AND DYNAMIC PROPERTIES OF GOLD NANOPARTICLES WITH PALLADIUM COATING
Unal Domekeli1, Sedat Sengul1, Murat Celtek2
1Dept. of Physics, Trakya University, 22030, Edirne – Turkey
2Faculty of Education, Trakya University, 22030, Edirne – Turkey


INVESTIGATION OF THE MELTING PROCESS OF BCC IRON USING DIFFERENT INTERATOMIC POTENTIALS
Sedat Sengul1, Unal Domekeli1, Murat Celtek2
1Dept. of Physics, Trakya University, 22030, Edirne – Turkey
2Faculty of Education, Trakya University, 22030, Edirne – Turkey

EVOLUTION OF THE ATOMIC STRUCTURE OF CADMIUM IN THE HEATING AND COOLING PROCESS
Sedat Sengul1, Murat Celtek2, Unal Domekeli1
1Dept. of Physics, Trakya University, 22030, Edirne – Turkey
2Faculty of Education, Trakya University, 22030, Edirne – Turkey


VERIFYING THE REPEATABILITY OF AUTO MACH RESULTS WITH THE XVI SYSTEM
Nikolay Mutkurov1, Stanimir Radushev1, Virginia Payakova2
1Complex Oncology Center – Burgas, Radiation oncology department, Bulgaria
2UMHAT" Dr. Georgi Stranski", Radiation oncology department, Bulgaria


ELECTRON BEAM WELDING OF DISSIMILAR METALS AND ALLOYS
Darina Kaisheva1,2, Georgi Kotlarski1, Borislav Stoyanov3, Vladimir Dunchev3, Maria Ormanova1, Stefan Valkov1,3
1Academician Emil Djakov Institute of Electronics, Bulgarian Academy of Sciences, 72 Tzarigradsko Chausse Blvd, 1784 Sofia, Bulgaria
2 South-West University „Neofit Rilski “, 66 Ivan Michailov Str., 2700 Blagoevgrad, Bulgaria
3Technical University of Gabrovo, 4 H. Dimitar Str., 5300 Gabrovo, Bulgaria


USE OF INTERPOLATION AND EXTRAPOLATION METHODS IN THE LABORATORY PRACTICUM IN PHYSICS
Fatme Padikova, Daniela Nedeva, Nikolay Angelov
Technical University of Gabrovo, Bulgaria


RADIOACTIVITY IN ACHILLEA MILLEFOLIUM L. COLLECTED FROM TWO REGIONS IN BULGARIA
Nina Arhangelova1, Seniha Salim1, Daniela Nedeva2, Zheni Dimitrova1
1Konstantin Preslavsky University of Shumen, Bulgaria
2Technical University of Gabrovo, Bulgaria


RADIOACTIVITY IN THREE HERBS COLLECTED FROM REGION IN SHUMEN, BULGARIA
Nina Arhangelova1, Seniha Salim1, Daniela Nedeva2, Zheni Dimitrova1
1Konstantin Preslavsky University of Shumen, Bulgaria
2Technical University of Gabrovo, Bulgaria