Ahmet Çetinkaya

ORCID: 0000-0001-5280-3874
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About
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Research Areas
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Metal-Organic Frameworks: Synthesis and Applications
  • Magnetism in coordination complexes
  • Chemical Synthesis and Characterization
  • Antimicrobial agents and applications
  • Porphyrin and Phthalocyanine Chemistry
  • Antimicrobial Peptides and Activities
  • Polyoxometalates: Synthesis and Applications
  • Covalent Organic Framework Applications
  • Protein Hydrolysis and Bioactive Peptides
  • Chemical Synthesis and Analysis
  • Wound Healing and Treatments
  • Molecular Junctions and Nanostructures
  • Boron and Carbon Nanomaterials Research
  • Advanced Nanomaterials in Catalysis
  • CO2 Reduction Techniques and Catalysts
  • Nicotinic Acetylcholine Receptors Study
  • 2D Materials and Applications
  • Radioactive element chemistry and processing
  • Bacterial biofilms and quorum sensing
  • Diabetic Foot Ulcer Assessment and Management
  • Supramolecular Chemistry and Complexes
  • Click Chemistry and Applications
  • Metal complexes synthesis and properties

Lodz University of Technology
2023-2024

University of Bremen
2021

Yıldız Technical University
2015-2021

Orient-Institut Istanbul
2019

We report a novel metal organic framework (MOF) based on cobalt arylphosphonate, namely, [Co<sub>2</sub>(H<sub>4</sub>-MTPPA)]·3NMP·H<sub>2</sub>O (<bold>1</bold>·3NMP·H<sub>2</sub>O), which was prepared solvothermically from the tetrahedral linker tetraphenylmethane tetrakis-4-phosphonic acid (H<sub>8</sub>-MTPPA) and CoSO<sub>4</sub>·7H<sub>2</sub>O in <italic>N</italic>-methyl-2-pyrrolidone (NMP).

10.1039/c8cc09655d article EN cc-by-nc Chemical Communications 2019-01-01

Here we report the first utilization of novel methane tetra-p-phenylphosphonic acid (MTPPA) ligand for preparation metal complexes with Cu(II). The hydrothermal and solvothermal reactions tetratopic MTPPA as a bridging in conjunction square pyramidal {Cu(terpy)}2+ {Cu2(pbterpy)}4+, (where terpy = 2,2′:6′,2″-Terpyridine pbterpy 4′,4″″-(1,4-Phenylene)bis(2,2′:6′,2″-terpyridine)) prefixed corner building units have produced one-dimensional [{Cu(terpy)}2(MTPPA-H5) (MTPPA-H6)]·(4.25H2O)(H3O) (1)...

10.1021/acs.cgd.5b01319 article EN Crystal Growth & Design 2015-10-28

Here we present for the first time a potential wound dressing material implementing aptamers as binding entities to remove pathogenic cells from newly contaminated surfaces of matrix-mimicking collagen gels. The model pathogen in this study was Gram-negative opportunistic bacterium Pseudomonas aeruginosa, which represents considerable health threat hospital environments cause severe infections burn or post-surgery wounds. A two-layered hydrogel composite constructed based on an established...

10.3390/ijms24054800 article EN International Journal of Molecular Sciences 2023-03-02

Wound dressings represent the first important defense line against potentially life-threatening infections. Successful materials should unify efficiency, simplicity of production with ease application. Cationic polymers based on quaternary ammonium salt moieties along polymer chain promise high efficacy growth relevant pathogens including drug-resistant strains. We present a novel and easy-to-handle wound dressing material well-defined copolymers oligo(ethylene glycol) methyl ether...

10.1016/j.eurpolymj.2024.112758 article EN cc-by European Polymer Journal 2024-01-11

<title>Abstract</title> <italic>Candida albicans</italic> infections are a global health thread and challenge healthcare environments due to acquired resistances against prominent antifungals like amphotericin B fluconazole, which additionally have severe adverse effects. The peptide Pom-1 originally isolated from the freshwater mollusk <italic>Pomacea poeyana</italic>, its derivatives Pom-1A-F proven their potential biofilms of clinical <italic>C. albicans </italic>isolates were suspected...

10.21203/rs.3.rs-4767919/v1 preprint EN cc-by Research Square (Research Square) 2024-08-16

ABSTRACT Tetrazine mediated inverse Electron Demand Diels–Alder Reaction (IEDDA) is an important modification technique due to its high selectivity and super‐fast kinetics. Incorporation of tetrazine moieties on polymer chains requires multistep synthetic pathways a post‐polymerization step leading functional polymeric materials. Such approaches involve separate syntheses the molecule which will be employed in modification. Herein, we introduce straightforward approach for direct synthesis...

10.1002/pola.29308 article EN Journal of Polymer Science Part A Polymer Chemistry 2018-12-21

Abstract We report two novel 3D porous metal‐organophosphonate metal organic frameworks (MOFs) [{Cu(4, 4’‐bpy) 0.5 (1,4‐NDPA‐H 2 )] ( 1 ), [{Cu (4,4’‐bpy) }(1,4‐NDPA)] ) and a non‐porous 4’‐bpy)}(2,6‐NDPA‐H 3 constructed using the structurally rigid 1,4‐naphthalenediphosphonic acid 4 2,6‐naphthalenediphosphonic (2,6‐NDPA‐H ). exhibit high surface areas obtained short aromatic organophosphonate linkers with copper. The compound has been further analyzed by TGA Quantum Design PPMS vibrating...

10.1002/slct.201701411 article EN ChemistrySelect 2017-08-22

Herein, we report on the synthesis of a microporous, three-dimensional phosphonate metal-organic framework (MOF) with composition Cu

10.1002/chem.202104041 article EN Chemistry - A European Journal 2021-11-22

Herein, we report on the synthesis of a microporous, three-dimensional phosphonate metal-organic framework (MOF) composition Cu3(H5-MTPPA)2·2 NMP (H8-MTPPA = methane tetra-p-phenylphosphonic acid and N-methyl-2-pyrrolidone). This MOF, termed TUB1, has unique one-dimensional inorganic building unit composed square planar distorted trigonal bipyramidal copper atoms. It possesses (calculated) BET surface area 766.2 m2/g after removal solvents from voids. The Tauc plot for TUB1 yields indirect...

10.26434/chemrxiv-2021-032f3-v2 preprint EN cc-by-nc-nd 2021-11-12
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