Okan Esentürk

E-mail

eokan@metu.edu.tr

Department

Department of Chemistry

ORCID

0000-0001-6539-4344

Scopus Author ID

6602511151

Web of Science Researcher ID

A-7037-2018

Design and synthesis of heterocycle-based push-pull NLOphores: A comprehensive study of their linear and non-linear optical properties Karagöllü, Başak; Şengöz, Tolga Orçun; Kayaş, Hazal; Erden, Kübra; ŞAHİN, Ertan; Esentürk, Okan; Dengiz, Çağatay (2025-01-01) Push-pull chromophores, with strong intramolecular charge transfer (ICT), exhibit high ground-state polarization, driving strong NLO responses. The donor and acceptor abilities of the groups in the investigated compounds i...
Electrosprayed MnFe2O4/PVDF membrane integrated microfluidic chip for amoxicillin removal with real-time monitoring of pH and dissolved oxygen DABAGH, SHADAB; Javanifar, Roshan; KAYA, MEHMET DEMİR; EBRAHIMI, ALIAKBAR; GÜVEN, SİNAN; KAYA, BURAK MALİK; Esentürk, Okan; AŞKIN, AYŞEGÜL; DOĞAN GÜZEL, FATMA; UYSAL, ONUR; Sarıboyacı, Ayla Eker; Ghorbanpoor, Hamed; Avci, Huseyin (2024-12-01) The increasing contamination of water with antibiotics presents significant environmental and health hazards, leading to a rise in antibiotic-resistant microorganisms. This work focused on the removal of one common pharmac...
Application of fiber loop ringdown spectroscopy technique for a new approach to beta-amyloid monitoring for Alzheimer Disease’s early detection KAYA, BURAK MALİK; ÖZ, SEMİH; Esentürk, Okan (2024-05-01) A novel fiber optic biosensor was purposed for a new approach to monitor amyloid beta protein fragment 1-42 (Aβ42) for Alzheimer’s Disease (AD) early detection. The sensor was fabricated by etching a part of fiber from sin...
Coating effects of a strain sensor on durability and sensitivity using the fiber loop ringdown spectroscopy technique KAYA, BURAK MALİK; Esentürk, Okan; AŞICI, CELAL; Sarac, Umut; DINDIŞ, GÖKHAN; BAYKUL, MEVLANA CELALETTİN (2024-05-01) A sensor region in a single-mode optical fiber loop was created and utilized in order to study the coating effect on sensor durability and system sensitivity by the Fiber Loop Ringdown Spectroscopy (FLRDS) technique. The s...
UV-curable Schiff base-containing polymeric adsorbent for selective and efficient removal of Au(III) from aqueous solutions AYDIN URUCU, OYA; BEYLER ÇİĞİL, ASLI; Zülfikaroğlu, Ayşin; Esentürk, Okan (2023-12-01) UV-curable polymeric adsorbent was prepared using a diacrylate-functionalized hydrazone-oxime monomer (DAFHOM), trimethylolpropane triacrylate (TMPTA), and trimethylolpropane tris(3-mercaptopropionate) (TMPTP) through UV-i...
Ground-based Hyperspectral Image Surveillance System for Explosive Detection: Methods, Experiments, and Comparisons Kütük, Mustafa; Geneci, Izlen; Özdemir, Özlem; KOZ, ALPER; Esentürk, Okan; Çetin, Yasemin; Alatan, Abdullah Aydın (2023-01-01) Explosive detection is crucial for public safety and confidence. Among various solutions for this purpose, hyperspectral imaging (HSI) differs from its alternatives with its detection capability from standoff distances. Ho...
Broadband THz Absorber Layers for Microbolometer Applications Atik, Bahar; Demirörs, Oytun; Yıldırım, Mustafa; Altan, Hakan; Esentürk, Okan (2022-09-02)
Lazerlerin Temel Prensipleri Esentürk, Okan; Kaya, Malik; Saraç, Umut; Aşıcı, Celal (Akademisyen Yayınevi Kitabevi, 2022-09-01) Lazerlerin günümüz teknolojisinde endüstriden sanayiye, tıptan yapısal sağlık görüntülemeye, bilimsel çalışmalardan günlük yaşama birçok alanda yaygın olarak kullanılması bütün ilginin lazerler üzerine yoğunlaşmasına...
Tuning structural, electrical, and THz optical properties of VxOy films with W-doping Atik, Bahar; Dirican, Emrah; Demirors, Oytun; Altan, Hakan; Esentürk, Okan; Yildirim, Mustafa; Akın, Tayfun (2022-05-01) Vanadium oxide plays a crucial role as the temperature-sensitive layer of microbolometers. This layer should possess a high temperature coefficient of resistance (TCR) along with a desirable resistivity suitable for readou...
Preparation Of Conductive And Flame-Retardant Pu/Go/Dopo Printed Films Çiğil, Aslı Beyler; BİRTANE, HATİCE; Esentürk, Okan (2022-1-01) Printed electronics are emerging technology products that we use in every moment of our daily lives. It is used in many fields from health, textile, electronics to communication. Inks with nanometal or organic content can ...

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