Fatma Yelda Ünlü

ORCID: 0000-0003-1018-5523
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About
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Research Areas
  • Luminescence and Fluorescent Materials
  • Supramolecular Chemistry and Complexes
  • Metabolomics and Mass Spectrometry Studies
  • Molecular Sensors and Ion Detection
  • Carbon and Quantum Dots Applications
  • Gas Sensing Nanomaterials and Sensors
  • Nanoplatforms for cancer theranostics
  • Quantum Dots Synthesis And Properties
  • Phytochemicals and Antioxidant Activities
  • Analytical Chemistry and Chromatography
  • Sulfur Compounds in Biology
  • Carbon Nanotubes in Composites
  • Metal-Organic Frameworks: Synthesis and Applications
  • Supramolecular Self-Assembly in Materials
  • Tea Polyphenols and Effects
  • Phytoestrogen effects and research

Istanbul Technical University
2022-2023

Wageningen University & Research
2012-2014

Advanced analytical approaches consisting of both LC-LTQ-Orbitrap Fourier transformed (FT)-MS and LC-time-of-flight-(TOF)-MS coupled to solid-phase extraction (SPE) NMR were used obtain more insight into the complex phenolic composition tea. On basis combined structural information from (i) accurate mass fragmentation spectra, derived by using LC-Orbitrap FTMS(n), (ii) proton after LC-TOFMS triggered SPE trapping selected compounds, 177 compounds annotated. Most these phenolics glycosylated...

10.1021/jf300297y article EN Journal of Agricultural and Food Chemistry 2012-04-03

Carbon dots (CDs) are carbon-based fluorescent nanomaterials that of interest in different research areas due to their low cost production and toxicity. Considering unique photophysical properties, hydrophobic/amphiphilic CDs powerful alternatives metal-based quantum LED photovoltaic cell designs. On the other hand, possess a considerably high amount surface defects give rise two significant drawbacks: (1) causing decrease yield (QY), crucial drawback limits utilization LEDs, (2) affecting...

10.1021/acsomega.2c01795 article EN cc-by-nc-nd ACS Omega 2022-05-24

A calix[4]pyrrole-decorated pillar[5]arene was synthesized via azide-alkyne "click" chemistry and used to prepare a cross-linked supramolecular polymer in chloroform based on the anion recognition ability of calix[4]pyrrole. Complexation experiments revealed that while one cross-linkers, terephthalate anion, not able form strong complexation, suberate found act as suitable cross-linker. Supramolecular polymerization performance monomers were monitored with combination techniques including...

10.1021/acsapm.3c01170 article EN ACS Applied Polymer Materials 2023-08-22

An AB2 -type monomer comprised of a calix[4]pyrrole skeleton and alternating bis-carboxylate units is reported used for the construction novel supramolecular hyperbranched polymer based on anion recognition ability calix[4]pyrrole. 1 H-, DOSY-NMR spectroscopy, viscosity measurements, dynamic light scattering techniques are characterization exhibiting thermo-, pH-, chemical responsiveness, as well concentration dependent morphology tune inferred from electron microscopy analyses. The present...

10.1002/marc.202200447 article EN Macromolecular Rapid Communications 2022-07-20

3A type supramolecular monomers in which three calix[4]pyrrole units connected to a central benzene unit with varying linker lengths were synthesized through azide–alkyne click reactions between two different azide cores and an alkyne-functionalized calix[4]pyrrole. These compounds then complexed BB-type monomer tetrabutylammonium suberate chloroform acetonitrile via hydrogen bonding of carboxylate anions, leading the formation anion recognition-based polymer networks. Owing dynamic...

10.1021/acsapm.2c00379 article EN cc-by ACS Applied Polymer Materials 2022-06-14

Whitish-blue light emitting fluorescent ZIF-8 structures were synthesized by means of bis-carboxylate functional calix[4]pyrrole (BCCP) modification. The concentration was also manipulated to tune the sizes structures. Moreover, BCCP-modified samples exhibited enhanced organic micropollutant removal capacity from aqueous solutions.

10.1039/d3cc05934k article EN Chemical Communications 2023-12-18
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