Kurum Yazarı "Mutlugun, Evren" Malzeme Bilimi ve Nanoteknoloji Mühendisliği Bölümü Koleksiyonu İçin Listeleme
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Arrays of multi-color emitting cesium lead halide perovskite nanocrystals and efficient white light generation by tailored anion exchange reactions and electrohydrodynamic jet printing
Altintas, Yemliha; Torun, Ilker; Yazici, Ahmet Faruk; Beskazak, Emre; Onses, M. Serdar; Mutlugun, Evren (Optica Publishing Group (formerly OSA), 2018)We employ highly efficient and narrow band emitter Cesium-lead-halide perovskite nanocrystals, optimized by the anion exchange method, for efficient white light generation by patterning multiple lines of different colors ... -
Color Simulation and Demonstration of Perovskite Nanocrystal Filters for Wide Color Gamut Displays
Genc, Sinan; Yazici, Ahmet Faruk; Beskazak, Emre; Uran, Can; Mutlugun, Evren (Institute of Electrical and Electronics Engineers Inc., 2018)In this study, we define spectral parameters of perovskite nanocrystals to improve LCD color gamut, replacing color filters (CFs) with perovskite based subpixels. The optimization of the CFs has been enhanced 15.8% (98.43% ... -
Long-time stable colloidal Zn-Ag-In-S quantum dots with tunable midgap-involved emission
Sabzevari, Zahra; Sahraei, Reza; Jawhar, Nawzad Nadhim; Yazici, Ahmet Faruk; Mutlugun, Evren; Soheyli, Ehsan (AMER INST PHYSICS1305 WALT WHITMAN RD, STE 300, MELVILLE, NY 11747-4501, 2021)Quaternary Zn-Ag-In-S (ZAIS) quantum dots (QDs) with efficient, tunable, and stable photoluminescence (PL) emission were prepared via a simple, effective, and low-cost reflux method. The structural analysis revealed the ... -
Meso-pi-Extended/Deficient BODIPYs and Low-Band-Gap Donor-Acceptor Copolymers for Organic Optoelectronics
Can, Ayse; Choi, Gi-Seok; Ozdemir, Resul; Park, Soyoon; Park, Jin Su; Lee, Yongchul; Deneme, Ibrahim; Mutlugun, Evren; Kim, Choongik; Kim, Bumjoon J.; Usta, Hakan (AMER CHEMICAL SOC, 2022)The realization of π-deficient acceptors and their donor− acceptor copolymers has become a key research focus for the realization of versatile organic optoelectronic materials and devices. Herein, we demonstrate the ... -
Natural Wax-Stabilized Perovskite Nanocrystals as Pen-on-Paper Inks and Doughs
Ocal, Sema Karabel; Kiremitler, N. Burak; Yazici, Ahmet Faruk; Celik, Nusret; Mutlugun, Evren; Onses, M. Serdar (AMER CHEMICAL SOC, 2022)Perovskite nanocrystals (PNCs) are emerging luminescent materials for a wide range of technological applications. The broad adaptation of PNCs will be greatly improved by addressing their intrinsically low stability and ... -
Tailoring Quantum Dot Shell Thickness and Polyethylenimine Interlayers for Optimization of Inverted Quantum Dot Light-Emitting Diodes
Yazici, Ahmet F.; Ocal, Sema Karabel; Bicer, Aysenur; Serin, Ramis B.; Kacar, Rifat; Ucar, Esin; Ulku, Alper; Erdem, Talha; Mutlugun, Evren (MDPI, 2024)Quantum dot light-emitting diodes (QLEDs) hold great promise for next-generation display applications owing to their exceptional optical properties and versatile tunability. In this study, we investigate the effects of ... -
Tattoo-Like Multi-Color Physically Unclonable Functions
Kiremitler, N. Burak; Esidir, Abidin; Drake, Gryphon A.; Yazici, Ahmet Faruk; Sahin, Furkan; Torun, Ilker; Kalay, Mustafa; Kelestemur, Yusuf; Demir, Hilmi Volkan; Shim, Moonsub; Mutlugun, Evren; Onses, M. Serdar (WILEY, 2023)Advanced anti-counterfeiting and authentication approaches are in urgent need of the rapidly digitizing society. Physically unclonable functions (PUFs) attract significant attention as a new-generation security primitive. ... -
Toward sustainable optoelectronics: solution-processed quantum dot photodetector fabrication using a surgical blade
Savas, Muzeyyen; Yazici, Ahmet Faruk; Arslan, Aysenur; Mutlugun, Evren; Erdem, Talha (SPIE-SOC PHOTO-OPTICAL INSTRUMENTATION ENGINEERS, 2023)Fabrication of optoelectronic devices relies on expensive, energy-consuming conventional tools including chemical vapor deposition, lithography, and metal evaporation. Furthermore, the films used in these devices are usually ... -
Trans-cis isomerization assisted synthesis of solution-processable yellow fluorescent maleic anhydrides for white-light generation
Ozdemir, Mehmet; Genc, Sinan; Ozdemir, Resul; Altintas, Yemliha; Citir, Murat; Sen, Unal; Mutlugun, Evren; Usta, Hakan (ELSEVIER, 2015)Heterocyclic maleic anhydride derivatives have been extensively studied in natural products chemistry over the past few decades. However, their incorporation into optoelectronic devices has lagged behind that of other ...