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Photosensitized hybrid coatings based on polyurethane matrices and metal oxide nanoparticles with tailorable photocatalytic features
Project status: Ongoing
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EXECUTION STAGE 1/2022

 

 Development of metal oxide nanoparticles, fluorescent organic precursors and of the corresponding polyurethanes

 

1. M. Murariu, Fluorescent polymeric sensors for metal ions detection and enhancement of sensing characteristics by Au NPs, XXXVI National Chemistry Conference, 4-7 October 2022, Calimanesti-Caciulata, Romania - oral presentation

2. V. Melinte, A.L. Chibac-Scutaru, V.E. Podasca, Synthesis, characterization and fluorescent behaviour of new polyurethane elastomers, XXXVI National Chemistry Conference, 4-7 October 2022, Calimanesti-Caciulata, Romania - poster

3. V.E. Podasca, V. Melinte, A.L. Chibac-Scutaru, Synthesis and characterization of zinc oxide particles for photocatalytic applications, XXXVI National Chemistry Conference, 4-7 October 2022, Calimanesti-Caciulata, Romania - poster

4. L. Stroea, M. Murariu, V. Melinte, The effect of various pollutant ions on a new coumarin-based sensor fluorescence, International Chemical Engineering and Material Symposium, SICHEM 2022,  17-18 November 2022, Bucureşti, Romania - oral presentation

 

 

EXECUTION STAGE 2/2023

 

 Development of metal oxide nanoparticles, fluorescent organic precursors and of the corresponding polyurethanes

 

Published papers:

1. V. Melinte, M.E. Culica, A.L. Chibac-Scutaru; Cellulose acetate/polyurethane blend as support matrix with high optical transparency and improved mechanical properties for photocatalyst CeO2 nanoparticles immobilization; International Journal of Biological Macromolecules 251 (2023) 126210; https://doi.org/10.1016/j.ijbiomac.2023.126210 

2. M. Murariu, L. Stroea; Increasing detection sensitivity of fluorescent polymeric sensors containing fluorescein derivatives by Au NPs; Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 291 (2023) 122279; https://doi.org/10.1016/j.saa.2022.122279 

3. L. Sacarescu, A.L. Chibac-Scutaru, C. Cojocaru, G. Sacarescu, M. Simionescu, G. Roman; Hybrid polysilane–tryptophan nanostructures with enhanced fluorescence properties through FRET mechanism; Journal of Molecular Liquids 390 (2023) 123125; https://doi.org/10.1016/j.molliq.2023.123125 
 

Oral/poster presentations:

1. A.L. Chibac-Scutaru, V. Podasca, V. Melinte; ZnO based photocatalytic materials for dyes removal from textile industry wastewaters; 15th International Conference on Physics of Advanced Materials, 19-26 November 2023, Sharm El Sheikh, Egypt - invited presentation

2. A.L. Chibac-Scutaru, V.Melinte; ZnO NPs embedded in fluorescent polyurethane platform – photocatalytic material for dyes removal; 6th EuChemS Conference on Green and Sustainable Chemistry, 3 - 6 September 2023, Salerno, Italia - oral presentation

3. I.S. Trifan, S. Coseri; Flexible network formation by pullulan functionalization with versatile chromophores; 25th International Conference, Materials, Methods & Technologies, 17 - 20 August  2023, Burgas, Bulgaria - oral presentation

4. L. Stroea, V. Melinte; Photocatalytic performance toward visible range of TiO2 nanoparticles prepared via soft chemistry protocols; 25th International Conference, Materials, Methods & Technologies, 17 - 20 August  2023, Burgas, Bulgaria - poster

5. M. Murariu, L. Stroea; Fluorescence quenching spectral study of pyrene-based chemosensor for the detection of Fe3+ ions; 25th International Conference, Materials, Methods & Technologies, 17 - 20 August  2023, Burgas, Bulgaria - poster

6. V. Melinte, A.L. Chibac-Scutaru; Polyurethane elastomers with chromophore sequences as versatile matrices for photocatalysts immobilization; 6th EuChemS Conference on Green and Sustainable Chemistry, 3 - 6 September 2023, Salerno, Italia - poster

7. A.L. Chibac-Scutaru, V. Podasca, V. Melinte; Synthesis and physicochemical characterization of surface-functionalized ZnO nanoparticles; 6th International Conference on Nanotechnologies and Biomedical Engineering, 20-23 September 2023, Chisinau, Republic of Moldova - poster

8. V.E. Podasca, A.L. Chibac-Scutaru, V. Melinte; Effect of preparative methods on the characteristics of ZnO nanoparticles; Progress in Organic and Macromolecular Compounds, 29th Edition, 4 - 6 October 2023, Iasi, Romania - poster

9. V. Melinte, A.L. Chibac-Scutaru, V.E. Podasca; Polyurethane elastomers with both fluorescent sequences and metal oxide nanoparticles; 15th International Conference on Physics of Advanced Materials, 19-26 November 2023, Sharm El Sheikh, Egypt - short oral presentation

10. V.E. Podasca, V. Melinte, A.L. Chibac-Scutaru; Preparation and characterization of new zinc oxide particles for applications in photocatalysis; 15th International Conference on Physics of Advanced Materials, 19-26 November 2023, Sharm El Sheikh, Egypt - short oral presentation

 

EXECUTION STAGE 3/2024

 

Development and optimization of hybrid materials based on fluorescent polyurethanes and functionalized metal oxide nanoparticles

 

Published papers:

1. A.L. Chibac-Scutaru, V.E. Podaşcă, I.A. Dascălu, D. Rusu, V. Melinte; ZnO nanostructures with controlled morphological and optical properties for applications as efficient photocatalyst for malachite green degradation; Ceramics International 50 (2024) 34291–34303; https://doi.org/10.1016/j.ceramint.2024.06.248 
2. A.L. Chibac-Scutaru, V.E. Podaşcă, V. Melinte; Symbiotic coupling of ZnO nanoparticles and coumarin photosensitizer in soft polyurethane matrices for boosting visible-light photocatalytic performance; Journal of Environmental Chemical Engineering 12 (2024) 112312; https://doi.org/10.1016/j.jece.2024.112312 
3. L. Săcărescu, A.L. Chibac-Scutaru, C. Cojocaru, G. Săcărescu, P. Samoilă, M. Simionescu; Solvent-free synthesis of polysilane-carbazole – A green route to develop fluorescent polysilanes with amplified emission characteristics via bridge intramolecular charge transfer effect; Materials Today Chemistry 40 (2024) 102215; https://doi.org/10.1016/j.mtchem.2024.102215 
 

Oral/poster presentations:

1. L. Stroea, Fast and highly sensitive fluorescent chemosensor for transition metal ions pollutants, 26th International Conference, Materials, Methods & Technologies, Burgas, Bulgaria, 15-18 August 2024 - poster

2. M. Murariu, Studies on synthesis, properties and physico-chemical characterization of some polymers bearing pyrene-type chromophoric sequences, 26th International Conference, Materials, Methods & Technologies, Burgas, Bulgaria, 15-18 August 2024 - poster

3. V. Melinte, A.L. Chibac-Scutaru, V.E. Podaşcă, Synthesis and physicochemical characterization of chromophore-incorporating polyurethane elastomers, 23rd Romanian International Conference on Chemistry and Chemical Engineering, Constanța, România, 4-7 September 2024 - poster

4. A.L. Chibac-Scutaru, V.E. Podaşcă, V. Melinte, Effect of dansyl photosensitizer on enhancing photocatalytic performance of semiconductor nanoparticles (TiO2, ZnO or Mn2O3) embedded in polyurethane matrix, 23rd Romanian International Conference on Chemistry and Chemical Engineering, Constanța, România, 4-7 September 2024 - poster

5. V.E. Podaşcă, V. Melinte, A.L. Chibac-Scutaru, Design of ZnO, Mn2O3 and TiO2 particles: synthesis, characterization and photocatalytic study, 23rd Romanian International Conference on Chemistry and Chemical Engineering, Constanța, România, 4-7 September 2024 - poster

6. A.L. Chibac-Scutaru, V.E. Podaşcă, V. Melinte, Coupling of metal oxide nanoparticles (TiO2, ZnO or Mn2O3) with dansyl photosensitizer in polyurethane matrix - active photocatalytic materials in visible light, PolyChar World Forum on Advanced Materials, PolyChar’30, Iaşi, România, 11-13 September 2024 - poster

7. M.A. Trofin, I.A. Duceac, Injectable hydrogels for local drug delivery, PolyChar World Forum on Advanced Materials, PolyChar’30, Iaşi, România, 11-13 September 2024 - poster

8. I.S. Trifan, M. Murariu, G. Biliuţă, S. Coşeri, Synthesis, characterization and fluorescent behavior of a chemosensor based on a derivative of pullulan and benzonitrile, Open door to the future scientific communications of young researchers 5th Edition, Iaşi, România, 15 November 2024 - oral comunication

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