Hakan Altan

E-mail

haltan@metu.edu.tr

Department

Department of Physics

ORCID

0000-0002-2456-8827

Scopus Author ID

7801441454

Web of Science Researcher ID

A-4036-2017

Terahertz frequency-domain characterization of UHMW-PE ballistic armor plates Candan, Can; Kocyigit, Kayrahan; Tiken, Mehmet; ŞAHİN, ASAF BEHZAT; Altan, Hakan; BERBEROĞLU, HALİL (2026-01-01) Ultra-high molecular weight polyethylene (UHMW-PE) fiber-based ballistic armor plates are analyzed in the terahertz (THz) frequency region to better understand their structural properties. Various thickness plates are prod...
A case study: The negative THz time shift observed for Cu nanoparticle colloids Koral, Can; Ortaç, Bülend; Altan, Hakan (2025-12-01) We report a case study of the experimentally observed negative shift for the Copper nanoparticle colloids (NPs) when they are kept in contact with a quartz interface. This investigation is based on the previously reported ...
Performance of a Polarization Converter for 6G Applications İNCE, BERKAY; Koçyiğit, Kayrahan; AYTAÇ, BERAT; ŞAHİN, ASAF BEHZAT; Altan, Hakan (2025-11-01)
Investigation of the polarization conversion efficiency of a metasurface-based converter for THz applications Altan, Hakan; AYTAÇ, BERAT; ŞAHİN, ASAF BEHZAT; Koçyiğit, Kayrahan; Şahin, Ömrüm; İNCE, BERKAY (2025-10-29)
Nondestructive inspection of UHMW-PE-based ballistic composites in the THz frequency range CANDAN, CAN; Koçyiğit, Kayrahan; TİKEN, MEHMET; ŞAHİN, ASAF BEHZAT; Altan, Hakan; BERBEROĞLU, HALİL (2025-10-29)
A deep-learning framework for concealed and unconcealed face analysis in sub millimeter wave imaging Bergman, Noam; YILDIRIM, İHSAN OZAN; ŞAHİN, ASAF BEHZAT; Altan, Hakan; Ytzhaky, Ytzhak (2025-10-27)
Graphene Based Plasmon-Induced Terahertz Metamaterial for High-Performance Multispectral Detecting DEMİRHAN, YASEMİN; tertemiz, N A; BALCI, SİNAN; Altan, Hakan; AYGÜN ÖZYÜZER, GÜLNUR; ÖZYÜZER, LÜTFİ (2025-08-29)
VO2-Based Dynamic Coding Metamaterials for Terahertz Wavefront Engineering Akyurek, Bora; Noori, Aileen; Demirhan, Yasemin; Ozyuzer, Lutfi; Guven, Kaan; Altan, Hakan; Aygun, Gulnur (2025-01-01) Digital coding metasurfaces (DCMS) offer a promising alternative to conventional metasurface designs for achieving common functionalities by controlling the phase of reflected or transmitted electromagnetic waves. Their si...
Development of Polarization-Insensitive THz-to-IR Converters for Low-IR-Signature Target Detection and Imaging Aytaç, Berat; ŞAHİN, ASAF BEHZAT; Altan, Hakan (2024-09-01) A THz-to-IR converter can be an effective solution for the detection of low-IR-signature targets by combining the advantages of mature IR detection mechanisms with high atmospheric transmittance in the THz region. A metall...
Investigation of resonant properties of metamaterial THz filters fabricated from vanadium dioxide thin films Zeyrek, Sehriban; Demirhan, Yasemin; Noori, Aileen; Tugay, Halime; Altan, Hakan; Sabah, Cumali; Aygün Özyüzer, Gülnur; Özyüzer, Lütfi (2024-04-01) Vanadium dioxide (VO2 ) is a promising candidate for electronic and optical switching appli- cations in the terahertz frequency range due to the metal to insulator transition (MIT). In this study, the use of VO2 patterned ...

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