Search Results - "Ortac, Bulend"

Demonstration of an All-Fiber Ultra-Low Numerical Aperture Ytterbium-Doped Large Mode Area Fiber in a Master Oscillator Power Amplifier Configuration Above 1 kW Power Level by Midilli, Yakup, Ortac, Bulend

“…We demonstrate an all-fiber ultra-low numerical aperture high power fiber laser system operating in the continuous-wave regime at a central wavelength of 1080…”
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Property enhancement in polypropylene ternary blend nanocomposites via a novel poly(ethylene oxide)‐grafted polystyrene‐block‐poly(ethylene/butylene)‐block‐polystyrene toughener–compatibilizer system by Tekay, Emre, Başkır, Serap, Nugay, Nihan, Nugay, Turgut, Ortaç, Bülend, Şen, Sinan

“…Synthesis and characterization of a novel toughener–compatibilizer for polypropylene (PP)–montmorillonite (MMT) nanocomposites were conducted to provide…”
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Bio-based polymer nanocomposites based on layered silicates having a reactive and renewable intercalant by ALBAYRAK, Özlem, SEN, Sinan, CAYLI, Gökhan, ORTAC, Bülend

“…ABSTRACT Soybean oil‐based polymer nanocomposites were synthesized from acrylated epoxidized soybean oil (AESO) combined with styrene monomer and…”
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Novel one-step synthesis of silica nanoparticles from sugarbeet bagasse by laser ablation and their effects on the growth of freshwater algae culture by San, Nalan Oya, Kursungoz, Canan, Tuemtas, Yasin, Yasa, Oencay, Ortac, Buelend, Tekinay, Turgay

“…Scientific research involving nanotechnology has grown exponentially and has led to the development of engineered nanoparticles（NPs）.Silica NPs have been used…”
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Property enhancement in unsaturated polyester nanocomposites by using a reactive intercalant for clay modification by Sen, Sinan, Guendem, Hatice Burcin, Ortac, Buelend

“…Polymeric nanocomposites were synthesized from unsaturated polyester (UPE) matrix and montmorillonite (MMT) clay using an in situ free radical polymerization…”
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Effects of laser ablated silver nanoparticles on Lemna minor by Üçüncü, Esra, Özkan, Alper D., Kurşungöz, Canan, Ülger, Zeynep E., Ölmez, Tolga T., Tekinay, Turgay, Ortaç, Bülend, Tunca, Evren

“…•Toxicity of laser ablated silver nanoparticles (AgNPs) on the aquatic macrophyte Lemna minor is evaluated.•Low doses of AgNPs significantly hinder L. minor…”
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Integration of glass micropipettes with a 3D printed aligner for microfluidic flow cytometer by Bayram, Abdullah, Serhatlioglu, Murat, Ortac, Bulend, Demic, Serafettin, Elbuken, Caglar, Sen, Mustafa, Solmaz, Mehmet Ertugrul

“…•A facile strategy for fabrication of a microflow cytometer was reported.•Two existing technologies, micropipettes and 3D printing, were used in the same…”
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Boosting the efficiency of organic solar cells via plasmonic gold nanoparticles and thiol functionalized conjugated polymer by Karakurt, Oguzhan, Alemdar, Eda, Erer, Mert Can, Cevher, Duygu, Gulmez, Selin, Taylan, Umut, Cevher, Sevki Can, Hizalan Ozsoy, Gonul, Ortac, Bulend, Cirpan, Ali

“…Conjugated polymers are promising low-cost, lightweight, and flexible candidates for scalable photovoltaic applications to establish decarbonized energy…”
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Photoluminescent electrospun polymeric nanofibers incorporating germanium nanocrystals by Ortaç, Bülend, Kayaci, Fatma, Vural, Hüseyin A., Deniz, Ali E., Uyar, Tamer

“…The photoluminescent germanium nanocrystals (Ge-NCs) were successfully incorporated into electrospun polymeric nanofiber matrix in order to develop…”
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A Near-Infrared Range Photodetector Based on Indium Nitride Nanocrystals Obtained Through Laser Ablation by Tekcan, Burak, Alkis, Sabri, Alevli, Mustafa, Dietz, Nikolaus, Ortac, Bulend, Biyikli, Necmi, Okyay, Ali Kemal

“…We present a proof-of-concept photodetector that is sensitive in the near-infrared (NIR) range based on InN nanocrystals. Indium nitride nanocrystals (InN-NCs)…”
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Cascaded Raman scattering based high power octave-spanning supercontinuum generation in graded-index multimode fibers by Teğin, Uğur, Ortaç, Bülend

“…A new method to generate multi-watt-level, octave-spanning, spectrally flat supercontinua stemmed from cascaded Raman scattering in graded-index multimode…”
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Spatiotemporal Instability of Femtosecond Pulses in Graded-Index Multimode Fibers by Tegin, Ugur, Ortac, Bulend

“…We study the spatiotemporal instability generated by a universal unstable attractor in normal dispersion graded-index multimode fiber for femtosecond pulses…”
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Rapid photo-bleaching gamma irradiated Yb-doped optical fibers by high-energy ns pulsed laser by Kendir Tekgül, Esra, Ortaç, Bülend

“…A rapid and efficient photo-bleaching process was demonstrated with a high-energy nanosecond pulse to recover existing and/or revealed color centers on 10 kGy…”
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Synthesis of Colloidal 2D/3D MoS2 Nanostructures by Pulsed Laser Ablation in an Organic Liquid Environment by Oztas, Tugba, Sen, Huseyin Sener, Durgun, Engin, Ortaç, Bülend

“…Two-dimensional MoS2 nanosheets (2D MoS2 NS) and fullerene-like MoS2 nanostructures (3D MoS2 NS) with varying sizes are synthesized by nanosecond laser…”
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A Bean‐Like Formation of Germanium Nanoparticles Inside CNTs by the Subsequent Operation of Colloidal Synthesis and Catalytic Chemical Vapor Deposition Methods by Karatutlu, Ali, Boi, Filippo S., Wilson, Rory M., Ersoy, Osman, Ortac, Bulend, Sapelkin, Andrei

“…The first attempts of implanting Ge nanoparticles (Ge NPs) inside iron filled CNTs (IF‐CNTs) by a subsequent use of the bench top colloidal synthesis and…”
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Spatiotemporal dynamics of self-similar parabolic pulse evolution in multimode fibers by Graini, Leila, Ortaç, Bülend

“…In this paper, we have investigated for the first time, the spatiotemporal dynamics of self-similar parabolic pulse evolution in multimode fibers. Two types of…”
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Sheathless Microflow Cytometry Using Viscoelastic Fluids by Asghari, Mohammad, Serhatlioglu, Murat, Ortaç, Bülend, Solmaz, Mehmet E, Elbuken, Caglar

“…Microflow cytometry is a powerful technique for characterization of particles suspended in a solution. In this work, we present a microflow cytometer based on…”
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Effects of gamma radiation on Yb-doped Al–P–silicate optical fibers by Kendir Tekgül, Esra, Midilli, Yakup, Çamiçi, Hüseyin Can, Yapar Yıldırım, Elif, Karatutlu, Ali, Ortaç, Bülend

“…Ytterbium (Yb)-doped optical fibers are mainly used in the fiber laser resonator and amplifier systems. These systems have been widely utilized for…”
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Post-Treatment of Silicon Nanocrystals Produced by Ultra-Short Pulsed Laser Ablation in Liquid: Toward Blue Luminescent Nanocrystal Generation by Alkis, Sabri, Okyay, Ali K, Ortaç, Bülend

“…Blue luminescent colloidal silicon nanocrystals (Si-NCs) were produced in a two-stage process. In the first step, synthesis of Si-NCs was achieved by…”
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Phase-Shifted Bragg-Grating Consisting of Silicon Oxynitride Doped Silicon and Silica Alternating Layers Lab-on-Fiber for Biosensors with Ultrahigh Sensitivity and Ultralow Detection Limit by Emre Tabaru, Timuçin, Karatutlu, Ali, Ortaç, Bülend

“…•- An FP-based Phase-Shifted Bragg Grating Fiber Optic Biosensor is presented.•- SiON-doped Si molecule group was used for the first time as Bragg Grating…”
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