İbrahim AVGIN

Mühendislik Fakültesi, Elektrik-Elektronik Mühendisliği Bölümü, Elektromanyetik Alanlar Ve Mikrodalga Tekniği Anabilim Dalı

Research areas: Natural Sciences, Physics, Condensed Matter 1: Structural, Mechanical and Thermal Properties, Engineering and Technology, Signal Processing, Information Systems, Communication and Control Engineering, Electromagnetism, Acoustics, Heat Transfer, Classical Mechanics and Fluid Dynamics, Optics, Chemistry, Surfaces, Interfaces, Thin Films and Nanosystems

Publications

• THERMAL DECAY IN MAGNETIC NANOPARTICLES (2018)
• Analysis of a thin, penetrable, and non-uniformly loaded cylindrical reflector illuminated by a complex line source (2017)
• Absorption Spectrum and Density of States of Square, Rectangular, and Triangular Frenkel Exciton Systems with Gaussian Diagonal Disorder (2017)
• Optical Absorption of the beta-Phase of Poly(9,9-dioctylfluorene) (2016)
• Coherent potential approximation for the absorption spectra and the densities of states of cubic Frenkel exciton systems with Gaussian diagonal disorder (2015)
• Assessment of the coherent potential approximation for the absorption spectra of a one-dimensional Frenkel exciton system with a Gaussian distribution of fluctuations in the optical transition frequency (2015)
• Arbitrary Profile Cylindrical Reflector Surface with Two Different Impedance Faces Illuminated by aComplex Line Source E Polarization Case (2015)
• Analysis Of Thin Dielectric Cylindrical Reflector Having An Arbitrary Conic Section Profile Illuminated By Complex Line Source: H-Polarization Case (2014)
• Magnetic Properties of Dipolar Chains in Ferrofluids (2014)
• Radiation Performance Of Metamaterial Cylindrical Reflector Antenna Having A Conic Section Profile Illuminated By An E-Polarized Complex Source Line Beam (2014)
• SYNTHESIS OF A Fe3O4/PAA-BASED MAGNETIC FLUID FOR FARADAY-ROTATION MEASUREMENTS (2013)
• CONCENTRATION AND PATH-LENGTH DEPENDENCE ON THE FARADAY ROTATION OF MAGNETIC FLUIDS BASED ON HIGHLY WATER-SOLUBLE Fe3O4/PAA NANOPARTICLES SYNTHESIZED BY A HIGH-TEMPERATURE HYDROLYSIS METHOD (2013)
• Impurity modes in Frenkel exciton systems with dipolar interactions and cubic symmetry (2013)
• Analysis of an arbitrary-profile, cylindrical, impedance reflector surface illuminated by an E-polarized complex line source beam (2013)
• STRUCTURAL AND MAGNETIC PROPERTIES OF CERIUM-DOPED YTTRIUM-IRON GARNET THIN FILMS PREPARED ON DIFFERENT SUBSTRATES USING THE SOL-GEL PROCESS (2013)
• ANALYSIS OF AN ARBITRARY CONIC SECTION PROFILE AND THIN DIELECTRIC CYLINDRICAL REFLECTOR ILLUMINATED BY AN E-POLARIZED COMPLEX SOURCE POINT BEAM (2012)
• Electromagnetic scattering from layered strip geometries: the method of moments study with the sinc basis (2011)
• Effect of quasiparticle renormalization on the localization of the excitations of a one-dimensional Bose-Einstein condensate in a random potential (2011)
• NEW APPROACH FOR THE SYNTHESIS OF Fe3O4 BASED NANOCLUSTER STRUCTURES FOR MAGNETIC FLUID FORMATION (2011)
• Preparation of magnetic field assisted CoFe2O4 nanoparticle by wet chemical route (2010)
• Accuracy of the coherent potential approximation for a one-dimensional Frenkel exciton system with a Gaussian distribution of fluctuations in the optical transition frequency (2010)
• Localized States in 1D Frenkel Exciton Systems: A Comparison between Infinite-Range and Nearest-Neighbor Transfer for Normal and Inverted Bands (2009)
• Theory of defect-induced localized exciton states in polyfluorenes (2009)
• Production, characterization and magnetic properties of Bismuth-substituted Yttrium Iron Garnet layers prepared by sol-gel process (2008)
• Scattering from the flat strip geometries in the layered medium by using the sinc based method of moments (2008)
• Amplitude scaling behavior of band center states of Frenkel exciton chains with correlated off-diagonal disorder (2008)
• INFLUENCE OF THE CERIUM SUBSTITUTION INTO YTTRIUM IRON GARNET FILMS PREPARED BY SOL-GEL PROCESS (2007)
• Cerium-Doped Yttrium Iron Garnet Thin Films Prepared by Sol-Gel Process: Synthesis, Characterization, and Magnetic Properties (2007)
• Excitons in disordered polymers (2007)
• Cerium-Doped Yttrium Iron Garnet Thin Films Prepared by Sol-Gel Process: Synthesis, Characterization, and Magnetic Properties (2007)
• Localized exciton states in mu-conjugated polymers with finite torsion (2007)
• Scaling behavior of a one-dimensional correlated disordered electronic system (2006)
• MONTE CARLO SIMULATIONS OF MAGNETIC NANOPARTICLES (2003)
• One-phonon assisted energy transfer in periodic arrays of optically active ions (2002)
• The CPA solution of the anomalous Lyapunov exponent for disordered binary chains (2002)
• Thermodynamic properties of weakly anisotropic disordered magnetic chains in the large-S limit (2002)
• Variation of the LDA+U method appropriate to f-state localization: Application to magneto-optical properties (2000)
• Fluorescence dynamics in 1D systems with phonon-assisted energy transfer (1999)
• One-dimensional Frenkel exciton systems near the band center with off-diagonal correlated and uncorrelated disorder (1999)
• Low-energy excitations of a classical XY ferromagnetic chain in a transverse random field (1999)
• Low-energy behavior of a random classical Heisenberg chain (1998)
• Magnetic excitations in random magnetic chains in the large-S limit (1997)
• Low-temperature specific heat of a random Heisenberg chain in the large-S limit (1997)
• A ferromagnetic chain in a random weak field (1996)
• TRADE-OFF BETWEEN INCREASED SIZE AND INCREASED BROADENING OF MAGNETOOPTIC EFFECTS IN CERIUM AND URANIUM SYSTEMS (1995)
• EXCHANGE STIFFNESS OF CA-DOPED YIG (1994)
• MAGNONS IN A ONE-DIMENSIONAL SPIN-GLASS - THE HIGH-FIELD AND ZERO-FIELD LIMITS (1993)
• MAGNONS IN SPIN-GLASSES - THE HIGH-FIELD LIMIT (1992)

CV