Ihor Pavlov

E-mail

ipavlov@metu.edu.tr

Department

Department of Physics

ORCID

0000-0001-9494-4149

Scopus Author ID

23005848500

Web of Science Researcher ID

F-9501-2017

Single-beam low-frequency loss modulation technique for two-photon absorption measurement Kadan, Viktor; Pavlov, Ihor; Dmytruk, Andriy; Blonskyi, Ivan; Pavlova, Tetiana; Serozhkin, Yuriy; Goodarzi, Arian; Bondar, Mykhailo (2024-10-15) We present a straightforward and reliable single-beam configuration designed for the assessment of two-photon absorption (2PA) through the utilization of the loss modulation technique. Mechanical rotation of a half-wave pl...
Development of a selective wet-chemical etchant for precise 3D sculpting of silicon enabled by infrared non-linear laser modification Zolfaghari Borra, Mona; Radfar, Behrad; Nasser, Hisham; Çolakoğlu, Tahir; Tokel, Onur; Turnalı, Ahmet; Işık Taşgın, Dilek; Toffoli, Hande; Toffoli, Daniele; İlday, Fatih Ömer; Turan, Raşit; Pavlov, Ihor; Bek, Alpan (2024-09-01) Recently-demonstrated high-quality three-dimensional (3D) subsurface laser processing inside crystalline silicon (c-Si) wafers opens a door to a wide range of novel applications in multidisciplinary research areas. Using t...
Electrical Properties of Laser Patterned Schottky Diode with ALD-Grown TiO2 Interlayer Dikicioǧlu, Elanur; Balı, M. Burcu; SAĞLAM, SEMRAN; Berberoǧlu, Halil; Pavlov, Ihor; GOODARZİ, ARİAN; ORHAN, ELİF (2024-01-01) Heterojunction formation is the key to adjusting the electronic and optoelectronic properties of various semiconductor devices. There have been various reports on the formation and importance of semiconducting heterojuncti...
Nanosecond Laser-Induced Micro-Modifications in Bulk of Crystal Silicon Kadan, Viktor; Pavlova, Svitlana; Bek, Alpan; Aydin, Yavuz; Blonskyi, Ivan; Pavlov, Ihor (2023-01-01) 3D modifications of crystalline Si (c-Si) by nano-, pico-, or femtosecond lasers at 1550 nm-wavelength are under intensive studies nowadays due to the wide range of potential applications in photonics and optoelectronics [...
LIPSS for SERS: Metal Coated Direct Laser Written Periodic Nanostructures for Surface Enhanced Raman Spectroscopy Erkizan, Serena Nur; İdikut, Fırat; Demirtas, Ozge; Goodarzi, Arian; Demir, Ahmet Kemal; Borra, Mona; Pavlov, Ihor; Bek, Alpan (2022-09-01) A novel method of fabricating large-area, low-cost surface-enhanced Raman spectroscopy (SERS) substrates is introduced which yields densely nanostructured surfaces utilizing laser-induced periodic surface structuring (LIPS...
Time-resolved microscopy of femtosecond laser filaments in fused quartz Kadan, Viktor; Blonskyi, Ivan; Pavlov, Ihor (2022-02-01) Detailed picture of continuous shape evolution of femtosecond laser pulse has been recorded directly in the process of filament formation in fused silica using time-resolved polarization microscopy with similar to 70 fs te...
Laser Induced Periodic Surface Structured c-Si Solar Cell with more than 16% efficiency Goodarzi, Arian; Candemir, Ozun; Nasser, Hisham; Borra, Mona Zolfaghari; Genc, Ezgi; Çiftpınar, Emine Hande; Bek, Alpan; Turan, Raşit; Pavlov, Ihor (2021-06-01) Crystalline-Si (c-Si) based solar cells (SC) efficiency remains one of the most challenging part in photovoltaic industry. Besides of the thermodynamical limits, the optical losses due to indirect band-gap structure of the...
3D-graphene-laser patterned p-type silicon Schottky diode Orhan, Elif Oz; Efil, Esra; Bayram, Ozkan; Kaymak, Nuriye; Berberoğlu, Halil; Candemir, Ozun; Pavlov, Ihor; Ocak, Sema Bilge (Elsevier BV, 2021-01-01) © 2020 Elsevier LtdThe influence of the laser patterning (LP) process on the quality of graphene (Gr) film and Schottky diode characteristics was researched in this study. First of all, p-type silicon (Si) was patterned by...
Laser induced periodic surface structured c-Si solar cell with more than 16% efficiency Goodarzi, Arian; Candemir, Ozun; Nasser, Hisham; Borra, Mona Zolfaghari; Genc, Ezgi; Çiftpınar, Emine Hande; Bek, Alpan; Turan, Raşit; Pavlov, Ihor (2021-01-01)
High power microsecond fiber laser at 1.5 μm Pavlova, Svitlana; Yagci, M. Emre; Eken, S. Koray; Tunckol, Ersan; Pavlov, Ihor (The Optical Society, 2020-06-08) © 2020 Optical Society of America.In this work, we demonstrate a single frequency, high power fiber-laser system, operating at 1550 nm, generating controllable rectangular-shape μs pulses. In order to control the amplified...

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