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Enhancing electrochromic supercapacitor electrode performance through different donor compartments in D-A-D type conjugated polymers Cevher, Duygu; Cevher, Şevki Can; Toppare, Levent Kamil; Çırpan, Ali (2023-12-25) Conjugated polymers (CPs), particularly donor-acceptor-donor (D-A[sbnd]D) type polymers, have emerged as promising materials as supercapacitor electrode. In this study, 3-hexylthiophene and ethylenedioxythiophene (EDOT) as...
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...
Recently developed benzodithiophene based organic solar cells: A review on materials and strategies Cevher, Duygu; Cevher, Sevki Can; Çırpan, Ali (2023-12-01) Organic solar cells (OSCs) a class of emerging photovoltaics for potentially disruptive technology have made progress significantly over the past two decades owing to their advantages of being cost-effective, having a low...
Tuning stimuli-responsive properties of alginate hydrogels through layer-by-layer functionalization for dual-responsive dual drug release Gündoğdu, Dilara; Alemdar, Cemre; Turan, Cagri; Hazal Husnugil, H.; Banerjee, Sreeparna; Erel Göktepe, İrem (2023-11-05) This study aimed to understand the effect of layer-by-layer (LbL) modification on the stimuli-responsive properties of physical alginate (ALG) hydrogels and examine the potential of LbL-coated hydrogels as dual responsive,...
Fullerene-based mimics of enhanced acetylcholine detection for the diagnosis of Alzheimer's disease Soylemez, Saniye; Dolgun, Volkan; Özçubukçu, Salih (2023-10-01) The design of sensitive and cost-effective enzyme-free sensor systems for the effective electrooxidation of acetylcholine (ACh) plays a key role in following up on Alzheimer's disease. We report a fullerenzyme-based cataly...
Copolymer versus bilayer composite: Electrochemical, electrochromic and capacitive properties of benzotriazole and edot containing conjugated polymers Cevher, Duygu; Cevher, Şevki Can; Çırpan, Ali (2023-10-01) In this study, benzotriazole-based homopolymer (P-TBtz), copolymer (C-TBtzEdot), and bilayer composites (B-TBtzEdot and B-EdotTBtz) were prepared by electrochemical polymerization. B-TBtzEdot and B-EdotTBtz differ only in ...
The effect of branched versus linear side chain on thieno[3,4-c]pyrrole-4,6-dione-based donor-acceptor-donor type monomers and their p- and n-dopable polymers Demir Arabacı, Elif; Çakal, Deniz (2023-08-08) The conjugated backbone has been the focus of the most research, while the structure of the side chains has received less attention. Here, we focus on making new donor–acceptor–donor (D–A–D) type conjugated monomers by bea...
Theoretical and experimental investigation of bridging atom effect on the fluorene and silafluorene based trimeric monomers and their corresponding polymers Demir Arabacı, Elif; Yıldırım, Erol; Önal, Ahmet Muhtar (2023-08-01) A series of monomers bearing fluorene and silafluorene with different bridging atoms and 3,4-ethylenedioxythiophene (EDOT) and 3,4-propylenedioxythiophene (ProDOT) as the donor units were synthesized via Stille coupling. T...
Unveiling the effect of side chains and fluorination on the photovoltaic performance of D-A copolymers: a comparative study of P-HBT-T, P-FBT-T and P-FBT-O Yilmaz, Eda Alemdar; Cevher, Sevki Can; Cevher, Duygu; Hizalan, Gonul; Çırpan, Ali (2023-08-01) Three random D-A copolymers containing thienopyrroledione (TPD) and benzodithiophene (BDT) named P-HBT-T, P-FBT-T, and P-FBT-O were synthesized. The effects of side chains on BDT and fluorination to benzothiadiazole on the...
A single protein to multiple peptides: Investigation of protein-peptide correlations using targeted alpha-2-macroglobulin analysis Yildiz, Pelin; Özcan Kabasakal, Süreyya (2023-08-01) Recent advances in proteomics technologies have enabled the analysis of thousands of proteins in a high-throughput manner. Mass spectrometry (MS) based proteomics uses a peptide-centric approach where biological samples un...
Effect of phthalimide and thieno[3,4-c]pyrrole-4,6,dione acceptors on π-conjugated donor-acceptor-donor monomers: Experimental and theoretical investigations of photophysical and electrochemical properties Çakal, Deniz; Demir Arabacı, Elif; Yıldırım, Erol; Cihaner, Atilla; Önal, Ahmet Muhtar (2023-06-29) In this study, two novel donor-acceptor-donor monomers were synthesized by coupling a phthalimide (PI) acceptor unit with thiophene (T) and ethylenedioxythiophene (EDOT (E)) donor units. These two novel PI-based monomers, ...
Building Block Engineering toward Realizing High-Performance Electrochromic Materials and Glucose Biosensing Platform Karabag, Aliekber; Soyler, Dilek; UDUM, YASEMİN; Toppare, Levent Kamil; Günbaş, Emrullah Görkem; Soylemez, Saniye (2023-06-25) The molecular engineering of conjugated systems has proven to be an effective method for understanding structure-property relationships toward the advancement of optoelectronic properties and biosensing characteristics. He...
Electrochemical detection of Oxaliplatin induced DNA damage in G-quadruplex structures Osmanoğulları, Sıla Can; FOROUGH, MEHRDAD; Persil Çetinkol, Özgül; UDUM, YASEMİN; Toppare, Levent Kamil (2023-06-15) Oxaliplatin (OXP) is a platinum-based chemotherapeutic agent that induces DNA damage by forming intra- and interstrand crosslinks, mainly at the N7s of adenine (A) and guanine (G) bases. In addition to double-stranded DNA,...
PbSe nanorod-quantum dot bulk nano-heterojunction solar cells generating multiple excitons with record photo conversion efficiencies Kolay, İrem; Asil Alptekin, Demet (2023-06-01) Multi-exciton-generation (MEG) process is critical due to its potential to push solar cell photoconversion efficiencies (PCEs) beyond theoretical limits. However, cells with this feature are rare, as the demonstration of t...
Synthesis of poly(2-isopropyl-2-oxazoline)-b-poly (2-phenyl-2-oxazoline)-b-poly(2-isopropyl-2-oxazoline) and its self-assembly into polymersomes: Temperature-dependent aqueous solution behavior Turan, Çağrı; Terzioğlu, Ipek; Gündoğdu, Dilara; Erel Göktepe, İrem (2023-06-01)
Synthesis of poly(2-isopropyl-2-oxazoline)-b-poly(2-phenyl-2-oxazoline)-b-poly(2-isopropyl-2-oxazoline) and its self-assembly into polymersomes: Temperature-dependent aqueous solution behavior Turan, Cagri; Terzioglu, Ipek; Gündoğdu, Dilara; Erel Göktepe, İrem (2023-06-01) This study reports on synthesis of poly(2-isopropyl-2-oxazoline)-b-poly(2-phenyl-2-oxazoline)-b-poly(2-isopropyl-2-oxazoline) (PiPOX-b-PPhOX-b-PiPOX) by a three-step sequential monomer addition through cationic ring openin...
Structure-Electrochemical Property Relationship of F vs 2F Substituents in Low Bandgap Conjugated Polymers Cevher, Duygu; Toppare, Levent Kamil; Çırpan, Ali (2023-06-01) Two alternating copolymers bearing fluorinated benzothiadiazole as a strong acceptor unit and dithienopyrrole as a strong donor unit were designed and synthesized to discuss the effect of the number of fluorine atom substi...
Development of thin film microextraction method for the multi-residue analysis of selected pesticides Kahremanoğlu, Kübra; Akpınar, Yeliz; Boyacı, Ezel (2023-05-01) Pesticides are a class of compounds that are used to protect agricultural products. However, the uncontrolled use of these chemicals increases the risks associated with their overdosing and rises a significant concern abou...
Tetraphenyl-1,4-dioxin and Tetraphenyl-pyrane-4-one: Old Molecules, New Insights Soydan, Medine; Okyar, Burcu; ZORLU, YUNUS; Marıon, Antoıne; Özçubukçu, Salih (2023-05-01) Aggregation-induced emission (AIE) is a phenomenon wherecertainmolecules or materials become highly luminescent when they aggregateor come together in a condensed state, such as a solid or a solution.Moreover, new molecule...
D-A-D type functional conducting polymer: Development of its electrochromic properties and laccase biosensor UDUM, YASEMİN; Aktas Gemci, Melek; Cevher, Duygu; Soylemez, Saniye; Çırpan, Ali; Toppare, Levent Kamil (2023-03-15) Herein, a novel D-A-D type monomer that contains hexylthiophene as the donor and benzo[c][1,2,5]thiadiazole as the acceptor has been electropolymerized successfully to yield P(DTFBT) and its electrochromic properties and p...

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