PROIECT PN II - IDEI Nr. 307/2011
(PN-II-ID-PCE-2011-3-0544)


Versiunea in limba engleza

 

    Relatiile structura-dinamica-proprietatii si efectele imbatranirii elastomerilor nanocompoziti si membranelor de schimb protonice

 

Publicatii

Articole ISI

  1. C. Filipoi, D. E. Demco, X. Zhu, R. Vinokur, O. Conradi, R. Fechete, M. Möller, Channel orientation anisotropy in perfluorosulfonic acid/SiO2 composite proton exchange membranes: Water self-diffusion study using NMR, Chem. Phys. Lett., 513, 251–255 (2011).
  2. D. Moldovan, M. Pop, R. Fechete, A. Baudouine, M. Todica, Investigate the Effects of Degradation of High Density Polyethylene by 13C NMR Spectroscopy and 1H Relaxometry, Studia Chemica Babes-Bolyai, 3, 103-110 (2011).
  3. C. I. Horvat, X. Zhu, D. Türp, R. A. Vinokur, D. E. Demco, R. Fechete, O. Conradi, A. Graichen, D. Anokhin, D. A. Ivanov, M. Möller, Perfluorosulfonic acid ionomer – silica composite membranes prepared usinghyperbranched polyethoxysiloxane for polymer electrolyte membrane fuel cells, Int. J. Hydr. Energy, 37 (19) 14454–14462 (2012).
  4. C. Filipoi, D. E. Demco, X. Zhu, R. Vinokur, O. Conradi, R. Fechete,M. Möller, Water self-diffusion anisotropy and electrical conductivity of perfluorosulfonic acid/SiO2 composite proton exchange membranes, Chem. Phys. Lett., 554 143–149 (2012).
  5. D. Demco; A.-M. Oros-Peusquens, L. Utiu, R. Fechete, B. Blümich, N. J. Shah, Molecular dynamics parameter maps by 1 H Hahn echo and mixed-echo phase-encoding MRI, J. Magn. Reson., 227, 1–8 (2013).
  6. N. Cioica, R. Fechete, C. Cota, E.M. Nagy, L. David, O. Cozar, NMR relaxation investigation of the native corn starch structure with plasticizers, J. Molec. Struct., 1044, 128–133 (2013).
  7. D. Demco; Carmen Filipoi, Xiaomin Zhu, Radu Fechete, Martin Möller, Morphological Heterogeneity by Diffusional Kurtosis NMR Spectroscopy in Perfluorosulfonic Acid/SiO2 Composite Proton-Exchange Membranes, Macromol. Chem. Phys., 214, 1345−1355 (2013)
  8. R. Fechete, D. E. Demco, X. Zhu, W. Tillmann, R. Vinokur, M. Möller, Water states and dynamics in perfluorinated ionomer proton exchange membranes by 1H one- and two-dimensional NMR spectroscopy, relaxometry, and diffusometry, Chem. Phys. Lett. 597 6-15 (2014).
  9. N. Cioica, R. Fechete, C. Filip, I.B. Cozar , C. Cota, E.M. Nagy, NMR and SEM Investigation of Extruded Native Corn Starch with Plasticizers, Romanian J. of Phys., 60, 3-4, 512-520, (2015).
  10. Nicolae Cioica, Radu Fechete, Ramona Chelcea, Constantin Cota, Mihai Todica, Cornel V. Pop , Onuc Cozar, Water Absorption And Degradation Of Packages Based On Native Corn Starch With Plasticizers, STUDIA UBB CHEMIA, LX, 1, 45-55, (2015).
  11. Ramona I. Chelcea, Remus S. Sipos, Radu Fechete, Dumitrita Moldovan, Ioana Sus, Zoltan Pávai and Dan E. Decmo, One-Dimensional Laplace Spectroscopy Used For The Assessment Of Pore-Size Distribution On The Ovariectomized Rats Femur,  STUDIA UBB CHEMIA, LX, 1, 57-70, (2015) .
  12. R. Sipos, R. Fechete, R. I. Chelcea, D. Moldovan, Z. Pap, Z. Pávai, D. E. Demco, Ovariectomized rats’ femur treated with fibrates and statins. Assessment of pore-size distribution by 1H-NMR relaxometry, Rom. J. Morphol. Embryol., 56, 743-752 (2015).

  13. S. Singh, D. E. Demco, K. Rahimi, R. Fechete, J. C. Rodriguez-Cabello, M. Möller Coacervation of elastin-like recombinamer microgels, Macromolecular Rapid Communications, 37 (2), 181-186 (2016).

  14. S. Singh, D. E. Demco, K. Rahimi, R. Fechete, J. C. Rodriguez-Cabello, M. Möller, Aggregation behaviour of biohybrid microgels from elastin-like recombinamers, SoftMatter, 12 , 6240-6252 (2016).

  15. E. Jumate, D. Moldovan, D. L. Manea, D. E. Demco and R. Fechete, The effects of Walocel polymer and limestone fillers in Portland cement based mortars (submitted to Applied Magnetic Resonance - 2016).

     

Carti

    1. D. Moldovan, Metode moderne RMN pentru caracterizarea materialelor avansate, ISBN: 978-973-53-0902-2, Editura Risoprint Cluj-Napoca (2012).
    2. R. Fechete, D. Moldovan, R. Chelcea, Applications of modern NMR techniques to nanocomposite materials and biomaterials, ISBN: 978-973-662-906-8, Editura U.T.PRESS Cluj-Napoca (2013).
    3. E. Jumate, Cercetari privind optimizarea compozitiei mortarelor pe baza de ciment si polimeri, ISBN: 978-606-737-059-1, Editura U.T.PRESS Cluj-Napoca (2015).

     

    • Articole BDI si B+:

    1. N. Cioica, R. Fechete, O. Cozar, C. Cota, Investigate the effect of some plasticizers on the macrostructure of corn starch used to obtain biodegradable packaging, INMATEH - Agricultural Engineering, Volume 36, Issue 1, 2012, Pages 69-70, (2012).
    2. E. Jumate, D. C. Moldovan, R. Fechete, D. L. Manea, The porosity and exchange processes in Portland cement pastes by 1D and 2D NMR relaxometry, First International Conference for PhD students in Civil Engineering, 4-7 Noviembrie, Cluj-Napoca, CE-PhD, 421-427 (2012).
    3. E. Jumate, D. Moldovan, R. Fechete, D. Manea, NMR Relaxometry Study Of Plaster Mortar With Polymer Additives, AIP Conf. Proc. 1565, 112-116 (2013).
    4. E. Jumate, D. L. Manea, C. Aciu, L. Molnar, R. Fechete, Innovative Materials Made by Adding Cellulose to Cement Mortars, Procedia Technology 19 (2015) 291 – 298.
    5. D. M. Andres, D. L. Manea, R. Fechete, E. Jumate, Clay Mortar Performance Improvement by Modifying the Physical Characteristics of Wheat Straw, Procedia Technology 22, 335-342 (2016).
    6. D. M. Andres, D. L. Manea, R. Fechete, E. Jumate, Green Plastering Mortars Based on Clay and Wheat Straw, Procedia Technology 22, 327-334 (2016).

     

    Prezentari la conferinte si workshopuri internationale:

    1. D. Moldovan, R. Fechete, D. E. Demco, Characterization of the 1H Double Quantum Fourier and Laplace Spectra of Aged Natural Rubber Samples, Conferinta Internationala EUROMAR 2012, Dublin, Irlanda, 1-5 Iulie (2012) - Poster.
    2. R. Fechete, D. Corpodean Moldovan, D. E. Demco, Morphology of Filled EPDM Rubber by Laplace Distribution of 1H NMR Spin-Diffusion Decays, Conferinta Internationala EUROMAR 2012, Dublin, Irlanda, 1-5 Iulie (2012) - Poster.
    3. E. Jumate, D. Moldovan, R. Fechete, D. Manea, Relaxometry Study Of Plaster Mortar With Polymer Additives, Processes in Isotopes and Molecules PIM 2013, 25-27 septembrie, Cluj-Napoca, Romania (2013) - Poster.
    4. R. Fechete, Applications of 1D and 2D Laplace inversion analysis, 4th Transylvanian NMR Workshop - Frontiers of Magnetic Resonance Applications to nano- and microscopically structured systems, 28-30 september, Cluj-Napoca, Romania (2013) - Prezentare orala.
    5. Nicolae Cioica, Radu Fechete, Ramona Chelcea, Constantin Cota, Mihai Todica, Cornel V. Pop , Onuc Cozar, Water Absorption And Degradation Of Packages Based On Native Corn Starch With Plasticizers, Advanced Spectroscopies on Biomedical and Nanostructured Systems BioNanoSpec, Cluj-Napoca, Romania, September 7-10, 2014 - Poster.
    6. Ramona I. Chelcea, Remus S. Sipos, Radu Fechete, Dumitrita Moldovan, Ioana Sus, Zoltan Pávai and Dan E. Decmo, One-Dimensional Laplace Spectroscopy Used For The Assessment Of Pore-Size Distribution On The Ovariectomized Rats Femur, Advanced Spectroscopies on Biomedical and Nanostructured Systems BioNanoSpec, Cluj-Napoca, Romania, September 7-10, 2014 - Poster.
    7. C. Cota, N.Cioica, C. Filip, R. Fechete, M. Todica, E.M. Nagy and O.Cozar, Spectroscopic Investigation of the Constituent Components Effect on the Biodegradable Package Characteristics, Poster, PIM International Conference, Cluj-Napoca, 23-25 Septembrie (2015).
    8. E. Jumate, D. L. Manea, C. Aciu, L. Molnar, R. Fechete, Innovative Materials Made by Adding Cellulose to Cement Mortars, The 8th International Conference Interdisciplinary in Egineering INTER-ENG, 9-10 oct. 2014, Tg. Mures, Romania - prezentare orala.
    9. D. Moldovan, R. I. Chelcea, D. E. Demco, R. Fechete, Characterization of Superabsorbent Hydrogels by Low-Field 1D and 2D 1H NMR Laplace Spectroscopy, Conferinta Internationala EUROMAR 2016, Aarhus, Danemarca, 3-7 Iulie (2016) - poster.
    10. R. Fechete, D. Moldovan, R. I. Chelcea, D. E. Demco, Experimental and numeric characterization of various PEM membranes for fuel cells, Conferinta Internationala EUROMAR 2016, Aarhus, Danemarca, 3-7 Iulie (2016) - poster.
    11. R. I. Chelcea, D. Moldovan, D. E. Demco, R. Fechete, The NR segmental dynamics response at thermal treatment monitored by 1H DQ NMR and Laplace spectra, Conferinta Internationala EUROMAR 2016, Aarhus, Danemarca, 3-7 Iulie (2016) - poster.
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    Director de proiect:
    Prof. dr. Radu FECHETE
    Departamentul de Fizica si Chimie
    Facultatea de Ingineria Materialelor si a Mediului
     Universitatea Tehnica din Cluj-Napoca
     Str. B-dul Muncii, Nr. 103-105
    Cluj-Napoca, Romania