Yusuf Tutel

E-mail

ytutel@metu.edu.tr

Department

Graduate School of Natural and Applied Sciences

ORCID

0000-0002-8840-0388

Scopus Author ID

57189461396

Web of Science Researcher ID

AAB-9550-2020

Enhanced optical limiting performance of transition metal vanadate-filled nanofibers ÜNAL, MUSTAFA NECMETTİN; Cevik, Eda; PEPE, YASEMİN; Asci, Nurcan; AKKOYUN, ŞERİFE; Tutel, Yusuf; KARATAY, AHMET; Ünalan, Hüsnü Emrah; ELMALI, AYHAN (2025-03-01) Optical limiters are crucial for protecting optoelectronic devices and human eyes from harmful intense laser radiation. Herein, the nonlinear absorption (NA) and optical limiting (OL) properties of electrospun polyvinylpro...
Effect of morphology on the optical limiting of BiVO4 films Tekin, Sezen; Tutel, Yusuf; KARATAY, AHMET; Emrah Unalan, Husnu; ELMALI, AYHAN (2025-02-01) Precise control over the morphology and crystal structure of semiconductor-based optical materials is essential for optimizing their nonlinear optical properties. Morphological factors significantly affect the material's i...
Tungsten oxide filled nanofibers for optical limiting in near infrared region PEPE, YASEMİN; AKKOYUN, ŞERİFE; Asci, Nurcan; Cakır, Onuralp; Tutel, Yusuf; Emrah Unalan, Husnu; KARATAY, AHMET; ELMALI, AYHAN (2024-09-01) In this study, tungsten trioxide (WO3) nanoparticles synthesized by a slightly modified reduction method were used as nanofillers in polyvinylpyrrolidone (PVP) nanofibers produced via electrospinning. SEM images revealed w...
Enhanced nonlinear absorption and photoluminescence properties of Zn, Fe, Cu, V and Ni doped MoO<sub>3</sub> transition metal oxide thin films PEPE, YASEMİN; Tutel, Yusuf; Ucar, Ali Deniz; Cevik, Eda; KARATAY, AHMET; Ünalan, Hüsnü Emrah; ELMALI, AYHAN (2024-02-01) In this study, the effect of the dopant element on the linear, nonlinear absorption and optical limiting properties of ultrasonically sprayed MoO3 thin films is presented. The linear optical results showed an increase with...
Enhanced Nonlinear Optical Limiter in the Visible Spectral Region Based on Fe- and Co-Doped NiO Nanoparticles within PVP Nanofibers PEPE, YASEMİN; Tutel, Yusuf; AKKOYUN, ŞERİFE; Asci, Nurcan; Cevik, Eda; KARATAY, AHMET; Ünalan, Hüsnü Emrah; ELMALI, AYHAN (2024-01-01) In this study, electrospun cobalt (Co)- and iron (Fe)-doped nickel oxide (NiO) nanofilled polyvinylpyrrolidone (PVP) composite nanofibers were produced, and their linear and nonlinear optical and optical limiting propertie...
Visible-light optical limiting of vanadia–polyvinylpyrrolidone nanofibers PEPE, YASEMİN; Tutel, Yusuf; AKKOYUN, ŞERİFE; Asci, Nurcan; Cevik, Eda; KARATAY, AHMET; Ünalan, Hüsnü Emrah; ELMALI, AYHAN (2024-01-01) In this work, vanadium pentoxide (V2O5) nanoparticles-filled electrospun polyvinylpyrrolidone (PVP) nanofibers were investigated systematically at various nanofiller weight percentages (8 and 10 wt%) and input intensities ...
Nanometer-Thick Co-Doped MoO3 Films and Full-Device with Enhanced Electrochromic Properties Tutel, Yusuf; Durukan, Mete Batuhan; Özdemir Hacıoğlu, Şerife; Başköse, Ümran Ceren; Çevik, Eda; Toppare, Levent Kamil; Ünalan, Hüsnü Emrah (2023-12-01)
Silver Nanowire Network Optimization for Transparent, Smart Devices Çakır, Onuralp; Doğanay, Doğa; Çiçek, Melih Ögeday; Çuğunlular, Murathan; Demircioğlu, Onur; Başköse, Ümran Ceren; Tutel, Yusuf; Coşkun, Şahin; Ünalan, Hüsnü Emrah (2023-08-29)
Defect assisted enhanced nonlinear optical performance and optical limiting of pure and doped BiVO4 powders and nanocomposite films Tekin, Sezen; Tutel, Yusuf; Karatay, Ahmet; Ünalan, Hüsnü Emrah; Elmali, Ayhan (2022-12-01) © 2022 Elsevier B.V.The linear and nonlinear absorption properties, photoluminescence and optical limiting properties of bismuth vanadate (BiVO4) powders and films were presented in this work. The structural, morphological...
Utilization of Faradaic Electrodes for Improved Sensitivity of Capacitive Sensors Durukan, Mete Batuhan; Çiçek, Melih Ögeday; Tutel, Yusuf; Ülgüt, Burak; Ünalan, Hüsnü Emrah (2022-12-01)

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