Search Results - "Ergin, A"

A Simple and Efficient SBR Implementation for RCS Calculation Using Target Scaling by Tulgar, Okyanus, Durgut, Kadir, Ergin, A. Arif

“…In order to alleviate the computational burden of the shooting and bouncing rays (SBRs) method in the radar cross section (RCS) analysis, an algorithm using…”
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Loads for use in the design of ships and offshore structures by Hirdaris, S.E., Bai, W., Dessi, D., Ergin, A., Gu, X., Hermundstad, O.A., Huijsmans, R., Iijima, K., Nielsen, U.D., Parunov, J., Fonseca, N., Papanikolaou, A., Argyriadis, K., Incecik, A.

“…The evaluation of structural responses is key element in the design of ships and offshore structures. Fundamental to this is the determination of the design…”
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Improved Pencil Back-Projection Method with Image Segmentation for Far-Field/Near-Field SAR Imaging and RCS Extraction by Tulgar, Okyanus, Ergin, A. Arif

“…In order to alleviate the far-field requirement from RCS measurements, a two-step procedure of first obtaining the SAR image of the object followed by an RCS…”
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Closed-Form Time Domain PO Expressions of the Electric Field Scattered From PEC Objects Illuminated by an Electric Dipole by Karaca, Soner, Ergin, A. Arif

“…In this study, a time domain analytical expression is derived for the electric field scattered from PEC objects illuminated by an infinitesimal electric dipole…”
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Application of Analytical Retarded-Time Potential Expressions to the Solution of Time Domain Integral Equations by Ulku, H. A., Ergin, A. A.

“…Recently, exact closed-form expressions of the electric and magnetic fields and potentials due to impulsively excited Rao-Wilton-Glisson basis functions have…”
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Minimal Surfaces in Three-Dimensional Riemannian Manifold Associated with a Second-Order ODE by Bayrakdar, T., Ergin, A. A.

“…We show that a surface corresponding to a first-order ODE is minimal in three-dimensional Riemannian manifold which is determined by the first prolongation of…”
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Linear vibration analysis of cantilever plates partially submerged in fluid by Ergin, A., Uğurlu, B.

“…Dynamic characteristics, such as natural frequencies and mode shapes, of cantilever plates, partially in contact with a fluid, are investigated. In the…”
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Coastal Scenery: Appreciation and Evaluation by Ergin, A., Williams, A. T., Micallef, A.

“…Twenty-six parameters have been selected that delineate coastal scenery. These were obtained via consultation between coastal users and experts in the field…”
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FREE VIBRATION OF A PARTIALLY LIQUID-FILLED AND SUBMERGED, HORIZONTAL CYLINDRICAL SHELL by ERGIN, A., TEMAREL, P.

“…The dynamic characteristics (i.e., natural frequencies and mode shapes) of a partially filled and/or submerged, horizontal cylindrical shell are examined. In…”
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Fast analysis of transient electromagnetic scattering phenomena using the multilevel plane wave time domain algorithm by Shanker, B., Ergin, A.A., Mingyu Lu, Michielssen, E.

“…The computational complexity of classical marching-on-in-time (MOT) methods for solving time domain integral equations (TDIEs) pertinent to the analysis of…”
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Dynamic response of Mindlin plates resting on arbitrarily orthotropic Pasternak foundation and partially in contact with fluid by Kutlu, A., Uğurlu, B., Omurtag, M.H., Ergin, A.

“…In this study, a method of analysis is presented for investigating the dynamic response behavior of moderately thick plates (Mindlin plates) resting on…”
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Risk factors affecting asthma prevalence in adolescents living in Istanbul, Turkey by Akcay, A, Tamay, Z, Hocaoglu, A B, Ergin, A, Guler, N

“…Asthma is one of the most important diseases of childhood. The aim of this study was to evaluate the prevalence of asthma symptoms and risk factors affecting…”
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Quality of sleep in medical students by Ergin, A, Erdoğan, A, Bozkurt, A.İ, Ergin, N

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Application of Sea Level Rise Vulnerability Assessment Model to Selected Coastal Areas of Turkey by Özyurt, G., Ergin, A.

“…Climate change and anticipated impacts of sea level rise such as increased coastal erosion, inundation, flooding due to storm surges and salt water intrusion…”
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Pencil Back-Projection Method for SAR Imaging by Ozsoy, S., Ergin, A.A.

“…We present a high-resolution method for spotlight mode SAR imaging that utilizes parametric modeling of projected target reflectivity density function and…”
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Analysis of transient electromagnetic scattering from closed surfaces using a combined field integral equation by Shanker, B., Ergin, A.A., Aygun, K., Michielssen, E.

“…In the past, both the time-domain electric and magnetic field integral equations have been applied to the analysis of transient scattering from closed…”
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Analytical Evaluation of Transient Magnetic Fields Due to RWG Current Bases by Ulku, H.A., Ergin, A.A.

“…A new analytical approach for obtaining the time samples of the magnetic field intensity due to an impulsively excited Rao-Wilton-Glisson (RWG) basis function…”
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On the Singularity of the Closed-Form Expression of the Magnetic Field in Time Domain by Ülkü, H Arda, Ergin, A A

“…The singularity of the time domain magnetic field is derived in terms of the closed-form expression of the magnetic field due to an impulsively excited…”
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Dynamic responses of two blocks under dynamic loading using experimental and numerical studies by Cihan, H.K., Ergin, A., Cihan, K., Guler, I.

“…•Two different types of backfill materials were used for two blocks.•Acceleration, friction between block-block and block-bottom obtained…”
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A hydroelastic investigation of circular cylindrical shells-containing flowing fluid with different end conditions by Uğurlu, B., Ergin, A.

“…This paper presents the effects of different end conditions on the response behavior of thin circular cylindrical shell structures fully in contact with…”
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