Gaziantep University

GAZİANTEP UNIVERSITY

Türkçe
Prof.Dr. UĞUR CEM HASAR
HOMEPAGEFACULTY OF ENGINEERINGDEPARTMENT OF ELECTRICAL AND ELECTRONICS ENGINEERING
Publications
International Journals
Year
Content
2017
Journal / Book Name: Rev. Sci. Instrum.
No/Edition: 88, 084701
Authors: U. C. Hasar and G. Buldu
Phase-Ambiguity-Free and Accurate Permittivity Determination from Waveguide Measurements
2017
Journal / Book Name: IEEE Trans. Microw. Theory Techn.
No/Edition:
Authors: U. C. Hasar
Position-Invariant Complex Permittivity Determination of Low-Loss Samples from Transmission and Shorted-Reflection Measurements
2017
Journal / Book Name: Sensors and Actuators A: Physical
No/Edition: 263, 654-666
Authors: U.C. Hasar and Y. Kaya
Noniterative Complex Permittivity Retrieval Using Calibration-Independent Waveguide Measurements
2017
Journal / Book Name: Electron. Lett.
No/Edition: 53(8), 544-546
Authors: U.C. Hasar and M. Bute
Reference-Invariant Permittivity and Thickness Measurement of Lossy Liquid Materials
2017
Journal / Book Name: IEEE Microw. Wireless Compon. Lett.
No/Edition: 27(9), 851-853
Authors: U. C. Hasar, G. Buldu, J. J. Barroso
Waveguide Method for Electromagnetic Parameter Extraction of Weakly-Coupled Metamaterials
2017
Journal / Book Name: IET Microwaves, Antennas & Propagation
No/Edition: --
Authors: J. J. Barroso, J. E. B. Oliveria, O. L. Coutinho, and U. C. Hasar
Negative Group Velocity in Resistive Lossy Left-Handed Transmission Lines Lines
2017
Journal / Book Name: IEEE Microwave Wireless Components Letters
No/Edition: 27(7), 681-683
Authors: U. C. Hasar and M. Bute
Error-Corrected Reflection and Transmission Scattering Parameters of a Two-Port Device
2017
Journal / Book Name: IEEE Trans. Electromagn. Compat.
No/Edition: --
Authors: U. C. Hasar and Y. Kaya
Self-Calibrating Measurements for Noniterative Complex Permittivity Extraction of Thin Dielectric Samples
2017
Journal / Book Name: IEEE Transactions on Microwave Theory and Techniques
No/Edition: 65(5), 1488-1497
Authors: U. C. Hasar, A. Muratoglu, M. Bute, J. J. Barroso, and M. Ertugrul
Effective Constitutive Parameters Retrieval Method for Bianisotropic Metamaterials Using Waveguide Measurements
2017
Journal / Book Name: IEEE Microwave and Wireless Components Letters
No/Edition: 27(2), 201-203
Authors: U. C. Hasar
Thickness-invariant complex permittivity retrieval from calibration-independent measurements
2017
Journal / Book Name: IEEE Transactions on Microwave Theory and Techniques
Authors: U. C. Hasar
Self-Calibrating Transmission-Reflection Technique for Constitutive Parameters Retrieval of Materials
2017
Journal / Book Name: IEEE Sensors Journal
No/Edition: 17(16), 5093-5103
Authors: U. C. Hasar and M. Bute
Electromagnetic Characterization of Thin Dielectric Materials from Amplitude-Only Measurements
2017
Journal / Book Name: Review of Scientific Instruments
No/Edition: 88, 104702
Authors: U. C. Hasar, G. Buldu, M. Bute, and A. Muratoglu
Calibration-free extraction of constitutive parameters of magnetically coupled anisotropic metamaterials using waveguide measurements
2016
Journal / Book Name: IEEE Sensors Journal
No/Edition: 16(13), 5177 - 5182
Authors: U. C. Hasar
Explicit Permittivity Determination of Medium-Loss Materials from Calibration-Independent Measurements
2016
Journal / Book Name: IEEE Transactions on Antennas and Propagation
No/Edition: 64(8), 3459-3469
Authors: U. C. Hasar, J. J. Barroso, M. Bute, A. Muratoglu, and M. Ertugrul
Boundary effects on the determination of electromagnetic properties of bi-anisotropic metamaterials from scattering parameters
2015
Journal / Book Name: IEEE J. Sel. Topics Quantum. Electron.
No/Edition: 21(4), 4700211
Authors: U. C. Hasar, J. J. Barroso, G. Buldu, M. Bute, Y. Kaya, T. Karacali, M. Ertugrul
Reference-plane-invariant effective thickness and electromagnetic property determination of isotropic metamaterials involving boundary effects
2015
Journal / Book Name: IEEE J. Sel. Topics Quantum. Electron.
No/Edition: 21(4), 2900110
Authors: U. C. Hasar, I. Y. Ozbek, B. Cavusoglu, T. Karacali, H. Efeoglu, M. Ertugrul ...
Characterization of porous silicon Fabry-Pérot sensors for reflectivity and transmittivity measurements
2015
Journal / Book Name: IEEE Photon. Technol. Lett.
No/Edition: 27(6), 596-599
Authors: U. C. Hasar, I. Y. Ozbek, B. Cavusoglu, T. Karacali, H. Efeoglu, M. Ertugrul, an
Identification of gases by porous optical sensors using reflectivity difference and wavelength shift
2015
Journal / Book Name: Photon. Nanostruct.: Fundam. Appl.
No/Edition: 13, 106-119
Authors: U. C. Hasar, J. J. Barroso, Y. Kaya, and M. Ertugrul
Investigation of transmitted, reflected, and absorbed powers of periodic and aperiodic multilayered structures composed of bi-anisotropic metamaterials slab and conventional materials
2015
Journal / Book Name: AIP Advances
No/Edition: 5, 017123
Authors: U. C. Hasar, J. J. Barroso, T. Karacali, and M. Ertugrul
Reference-plane-invariant and branch-index-independent retrieval of effective material parameters of bi-anisotropic metamaterials
2015
Journal / Book Name: IEEE Microw. Wireless Compon. Lett.
No/Edition: 25(5), 283-285
Authors: U. C. Hasar, J. J. Barroso, T. Karacali, and M. Ertugrul
Semi-infinite reflection coefficients of bi-anisotropic metamaterial slabs including boundary effects
2015
Journal / Book Name: Optics Communications
No/Edition: 348, 13-18
Authors: U.C. Hasar and J. J. Barroso
Scattering parameter analysis of cascaded bi-anisotropic metamaterials
2015
Journal / Book Name: IEEE Trans. Microw. Theory Techn.
No/Edition: 63(7), 2313-2321
Authors: U. C. Hasar, Y. Kaya, J. J. Barroso, and M. Ertugrul
Determination of reference-plane invariant, thickness-independent, and broadband constitutive parameters of liquid materials
2015
Journal / Book Name: Review of Scientific Instruments
No/Edition: 86(7)
Authors: U. C. Hasar, J. J. Barroso
Comments on "Calibration-independent measurement of complex permittivity of liquids using a coaxial-transmission line" [Rev. Sci. Instrum. 86, 014704 (2015)]
2014
Journal / Book Name: Sensors and Actuators A: Physical
No/Edition: 206, 107–120
Authors: U. C. Hasar, J. J. Barroso, M. Bute, Y. Kaya, and M. Ertugrul
Attractive method for thickness-independent permittivity measurements of solid dielectric materials
2014
Journal / Book Name: Journal of Electromagnetic Waves and Applications
No/Edition: 28, 389-398
Authors: J. J. Barroso, A. Tomaz, and U. C. Hasar
Refractive properties of wire-grid metamaterials
2014
Journal / Book Name: Review of Scientific Instruments
No/Edition: 85 (1), 014705
Authors: U. C. Hasar, Y. Kaya, M. Bute, J. J. Barroso, and M. Ertugrul
Microwave Method for Reference-Plane-Invariant and Thickness-Independent Permittivity Determination of Liquid Materials
2014
Journal / Book Name: Journal of Electromagnetic Waves and Applications
No/Edition: 28(8), 903-915
Authors: U. C. Hasar, J. J. Barroso, Y. Kaya, M. Bute, and M. Ertugrul
Simple procedure for robust and accurate complex permittivity measurements of low-loss materials over a broad frequency band
2014
Journal / Book Name: Applied Physics A: Materials Science and Processing
No/Edition: 116(4), 1701-1710
Authors: U. C. Hasar, J. J. Barroso, Y. Kaya, M. Bute, and M. Ertugrul
Two-step numerical algorithm for complex permittivity retrieval of dielectric materials from reflection measurements
2014
Journal / Book Name: Journal of the Optical Society of America B
No/Edition: 31, 939–947
Authors: U. C. Hasar, M. Bute, J. J. Barroso, C. Sabah, Y. Kaya, and M. Ertugrul
Power analysis of multilayer structures composed of conventional materials and bi-anisotropic metamaterial slabs
2014
Journal / Book Name: AIP Advances
No/Edition: 4, 107116
Authors: U. C. Hasar, G. Buldu, M. Bute, J. J. Barroso, T. Karacali, M. Ertugrul
Determination of constitutive parameters of homogeneous metamaterial slabs by a novel calibration-independent method
2013
Journal / Book Name: Journal of Lightwave Technology
No/Edition: 31(2), 295-305
Authors: T. Karacali, U. C. Hasar, I. Y. Ozbek, E. A. Oral, and H. Efeoglu
Novel design of porous silicon based sensor for reliable and feasible chemical gas vapor detection
2013
Journal / Book Name: Journal of the Optical Society of America B
No/Edition: 30(4), 1058-1068
Authors: U. C. Hasar, J. J. Barroso, C. Sabah, Y. Kaya, and M. Ertugrul
Stepwise technique for accurate and unique retrieval of electromagnetic properties of bianisotropic metamaterials
2013
Journal / Book Name: Sensors and Actuators A: Physical
No/Edition: 23, 346-354
Authors: U. C. Hasar, J. J. Barroso, Y. Kaya, M. Ertugrul, and M. Bute
Reference-plane invariant transmission-reflection method for measurement of constitutive parameters of liquid materials
2013
Journal / Book Name: J. Supercond. Nov. Mater.
No/Edition: 26(5), 1873-1877
Authors: M. T. Yurtcan, O. Simsek, M. Yilmaz, U. C. Hasar, M. Ertugrul, and O. S. Bayram
Influence of deposition pressure (O2) on the YBCO (Y123) thin films prepared by pulsed laser deposition
2012
Journal / Book Name: Optics Express
No/Edition: 20(2), 22208-22223
Authors: U. C. Hasar, I. Y. Ozbek, E. A. Oral, T. Karacali, and H. Efeoglu
The effect of loss silicon and fabrication tolerance on spectral properties of porous silicon Fabry-Perot cavities in sensing applications
2012
Journal / Book Name: Optics Express
No/Edition: 20(27), 29002-29022
Authors: U. C. Hasar, J. J. Barroso, C. Sabah, Y. Kaya, and M. Ertgurul
Differential uncertainty analysis for evaluating the accuracy of S-parameter retrieval methods for electromagnetic properties of metamaterial slabs
2012
Journal / Book Name: IEEE Trans. Microw. Theory Tech.
No/Edition: 60/6, 1743-1744
Authors: J. J. Barroso and U. C. Hasar
Comments on "A unique extraction of metamaterial parameters based on Kramers-Kronig relationship
2012
Journal / Book Name: J. Infrared Milli. Terahertz Waves
No/Edition: 33(2), 237-244
Authors: J. J. Barroso and U. C. Hasar
Constitutive parameters of a metamaterial slab retrieved by the phase unwrapping method
2012
Journal / Book Name: Journal of Electromagnetic Waves and Applications
No/Edition: 26(1), 44-53
Authors: U. C. Hasar
Reference-plane invariant, broadband, and stable constitutive parameters determination of low-loss materials from transmission-reflection measurements using variable parameters
2012
Journal / Book Name: Journal of Electromagnetic Waves and Applications
No/Edition: 26(1), 54-63
Authors: U. C. Hasar, J. J. Barroso, and M .Ertugrul
Permeability measurement of split-ring-resonator metamaterials from free-space transmission-only calibration-independent methods
2012
Journal / Book Name: Progress in Electromagnetics Research
No/Edition: 128, 365-380
Authors: U. C. Hasar, J. J. Barroso, M .Ertugrul, C. Sabah, and B. Cavusoglu,
Application of a useful uncertainty analysis as a metric tool for assessing the performance of electromagnetic properties retrieval methods of bianisotropic metamaterials
2012
Journal / Book Name: Progress in Electromagnetics Research
No/Edition: 129, 405-420
Authors: U. C. Hasar, J. J. Barroso, C. Sabah, and Y. Kaya
Resolving phase ambiguity in the inverse problem of reflection-only measurement methods
2012
Journal / Book Name: Progress in Electromagnetics Research
No/Edition: 132, 425-441
Authors: U. C. Hasar, J. J. Barroso, C. Sabah, I. Y. Ozbek, Y. Kaya, D. Dal, and T. Aydin
Retrieval of effective electromagnetic parameters of isotropic metamaterials using reference-plane invariant expressions
2012
Journal / Book Name: J. Infrared Milli. Terahertz Waves
No/Edition: 33(2), 218-227
Authors: U. C. Hasar and J. J. Barroso
Permeability measurement of metamaterials with split-ring-resonators using free-space calibration-independent methods
2011
International Book(s) or Sections Of a Book That You Write
Year
Content
2017
Journal / Book Name: Handbook of Porous Silicon
No/Edition: 2nd
Authors: U. C. Hasar, I. Y. Ozbek, and T. Karacali
Optical Characterization of Porous Silicon Multilayers
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