Συνέδρια

Διεθνή Συνέδρια

  1. Second International Symposium on Kinetics in Analytical Chemistry, 9-12 September 1986, Prevesa, Greece.
    • "Catalytic determination of nanogram amounts of Fe(III) by its catalytic effect on the oxidation of chromotropic acid by hydrogen peroxide".
      D. G. Themelis and G. S. Vasilikiotis
    • "Kinetic determination of Cu(II) traces by its catalytic effect on the oxidation of chromotropic acid by hydrogen peroxide".
      D. G. Themelis and G. S. Vasilikiotis
  2. Winter Conference on Flow-Injection Analysis 5-7 January 1989, Orlando, Florida, USA.
    • "Determination of chlorine dioxide, chlorite and chlorate ions using FIA".
      G. Gordon, D. Wood, D. G. Themelis and G. E. Pacey
  3. Pittsburgh Conference 6-10 March 1989, Atlanta, GA, USA.
    • "Determination of sub-mg L-1 levels of oxy-chlorine species using flow injection analysis".
      D. Wood, D. G. Themelis and G. Gordon
  4. 1st International Conference of the Chemical Societies of the South-East European Countries. Chemical Sciences and Industry 1-4 June 1998, Halkidiki, Greece.
    • "Critical comparison of decomposition procedures for AAS determination of metals in yeast".
      E. Raidu, G. Zachariadis, D. G. Themelis and J. A. Stratis
  5. International Conference. Instrumental Methods of Analysis. Modern Trends and Applications (ΙMA 1999) 19-22 September 1999, Chalkidiki, Greece.
    • "Spectrophotometric determination of palladium(II) with 2,2'-dipyridyl-2-pyridyl-hydrazone by flow injection analysis".
      A. N. Anthemidis, D. G. Themelis and J. A. Stratis
  6. 8th International Conference of Flow Analysis 25-29 June 2000, Warsaw, Poland.
    • "Design and application of a commutated stopped-flow liquid-liquid extraction FI system for the spectrophotometric determination of palladium(II)".
      N. Anthemidis, D. G. Themelis and J. A. Stratis
  7. International Conference. Instrumental Methods of Analysis. Modern Trends and Applications (ΙMA 2001) 5-8 September 2001, Ioannina, Greece.
    • "Flow injection spectrophotometric determination of monofluorophosphates after on-line hydrolysis by membrane- immobilized alkaline phosphatase".
      P. D. Tzanavaras and D. G. Themelis
    • "Direct and selective flow injection method for the simultaneous spectrophotometric determination of calcium and magnesium in red and white wines using on-line dilution".
      D. G. Themelis, P. D. Tzanavaras, A. V. Trellopoulos and M. C. Sofoniou
  8. 12th Euroanalysis (2002) 8-13 September 2002, Dortmund, Germany.
    • "Flow and sequential injection manifolds for the spectrophotometric determination of captopril based on its oxidation by Fe(III)".
      P. D. Tzanavaras, D. G. Themelis, A. Economou and G. Theodoridis
  9. 3rd Aegean Analytical Chemistry Days (3rd AACD) 29 september-2 October 2002, Lesbos, Greece.
    • "Determination of sulfur-containing pharmaceuticals by flow injection analysis with chemiluminescence detection".
      M. Notou, A. Economou, P. D. Tzanavaras and D. G. Themelis
    • "Flow injection spectrophotometric determination of fosinopril in pharmaceutical formulations using UV-assisted digestion and an orthophosphates calibration graph".
      P. D. Tzanavaras and D. G. Themelis
    • "Flow and sequential injection manifolds for the spectrophotometric determination of captopril based on its oxidation by Fe(III)".
      P. D. Tzanavaras, D. G. Themelis, A. Economou and G. Theodoridis
    • "Sequential injection method for the direct spectrophotometric determination of bismuth in pharmaceutical products".
      P. D. Tzanavaras, D. G. Themelis and A. Economou
  10. 27th Symposium on High Performance Liquid Phase Separations and Related Techniques (HPLC 2003) 15-19 June 2003, Nice, France.
    • "Automated sample preparation based on the sequential injection principle. Utilization of a molecularly imprinted polymer for solid phase extraction coupled on-line to HPLC".
      G. Theodoridis, C. K. Zacharis, P. D. Tzanavaras, D. G. Themelis and A. Economou
  11. 3rd International Conference. Instrumental Methods of Analysis. Modern Trends and Applications (IMA 2003) 23-27 September 2003, Thessaloniki, Greece.
    • "Determination of orthophosphate in urine by sequential-injection analysis with on-line dilution and photometric detection".
      A. Tsiomlektsis, D. G. Themelis, A. Economou and P. D. Tzanavaras
    • "Development of automated sample preparation protocols based on the sequential injection principle".
      G. Theodoridis, C. K. Zacharis, P. D. Tzanavaras, A. Economou and D. G. Themelis
    • "Determination of boron by sequential-injection analysis with fluorometric detection".
      H. Bikou, A. Economou, D. G. Themelis and P. D. Tzanavaras
    • "Automated sample preparation based on the sequential injection principle. Solid phase extraction on a molecularly imprinted polymer coupled on line to HPLC".
      G. Theodoridis, C. K. Zacharis, P. D. Tzanavaras, A. Economou and D. G. Themelis
    • "A solid phase extraction assay for the determination of fosfestrol in biological samples by RP-HPLC-UV".
      G. Theodoridis, C. Kokkinos, D. G. Themelis and P. D. Tzanavaras
    • "Rapid spectrofluorimetric determination of lisinopril in pharmaceutical tablets using sequential injection analysis".
      C. K. Zacharis, P. D. Tzanavaras, D. G. Themelis, G. Theodoridis, A. Economou and P. Rigas
  12. 4th Aegean Analytical Chemistry Days (4th AACD) 29 september-3 October 2004, Kusadasi/Aydin, Turkey.
    • "Gas-diffusion flow injection assay for the selective determination of chlorine dioxide based on fluorescence quenching".
      D. G. Themelis and F. Kika
    • "Flow injection direct spectrophotometric assay for the speciation of chromium at μg L-1 using chromotropic acid as chromogenic reagent".
      D. G. Themelis, F. Kika and A. Economou
  13. 5th Aegean Analytical Chemistry Days (5th AACD) 29 september-3 October 2006, Thessaloniki, Greece.
    • "Development and validation of a rapid HPLC assay for the quality and stability control of famotidine pharmaceutical formulations using a short monolithic column".
      P. D. Tzanavaras, A.Verdoukas, T. Balloma and D. G. Themelis
    • "Rapid flow injection spectrophotometric determination of gold based on its catalytic effect on the oxidation of variamine blue by potasium iodate".
      D. G. Themelis, A.V. Trellopoulos, P. D. Tzanavaras and M. C. Sofoniou
    • "Development and validation of a high-throughput HPLC assay for the determination of caffeine in food samples using a monolithic column".
      P. D. Tzanavaras and D. G. Themelis
  14. 6th International Conference. Instrumental Methods of Analysis. Modern Trends and Applications (IMA 2009) 4-8 October 2009, Athens, Greece.
    • "Flow injections techniques. A viable tool in pharmaceutical analysis?".
      P. D. Tzanavaras and D. G. Themelis
    • "Ethyl-propiolate as a novel and promising analytical reagent for the derivatization of thiols. Study of the reaction under flow conditions".
      P. D. Tzanavaras, C.K.Zacharis and D. G. Themelis
    • "Automated zone-sampling dilution by coupling sequential injection analysis to high-throughput HPLC for the direct determination of gemfibrozil".
      P. D. Tzanavaras, D. G. Themelis and P. Rigas
  15. 7th International Scientific Conference, Aegean Analytical Chemistry Days (AACD 2010) 29 september-3 October 2010, Lesbos, Greece.
    • "Determination of thiolic anti-browning agents in fruit samples by sequential injection coupled to liquid chromatography using methyl-propiolate for precolumn derivatization".
      T.D. Karakosta, P.D. Tzanavaras and D.G. Themelis
  16. 8th Aegean Analytical Chemistry Days (AACD) 16-20 September 2012, Izmir, Turkey
    • "Investigation of the interaction of surfactant-capped gold nanoparticles with glutathione under flow conditions using zone fluidics".
      P.D. Tzanavaras, T.D. Karakosta and D.G. Themelis
    • "Automated selective determination of histamine in seafood samples based on the concept of zone fluidics".
      P.D. Tzanavaras, O. Deda, T.D. Karakosta and D.G. Themelis
    • "Determination of glutathione and cysteine by hydrophilic interaction chromatography coupled to on-line post column derivatization".
      P.D. Tzanavaras, T.D. Karakosta and D.G. Themelis
  17. 12th International Conference on Flow Analysis, Flow Analysis XII 23-28 September 2012, Thessaloniki, Greece.
    • "Determination of glutathione and cysteine in yeast samples by hydrophylic interaction liquid chromatography coupled to on-line post column derivatization".
      T.D. Karakosta, P.D. Tzanavaras and D.G. Themelis
    • "Automated selective determination of istamine in seafood samples based on the concept of sequential analysis".
      P.D. Tzanavaras, O. Deda, T.D. Karakosta and D.G. Themelis
    • "SI-HPLC analysis of biogenic amines in milk by on-line derivatization with naphthalene -2,3-dicarboxaldehyde and fluorimetric detection".
      M. Notou, A. Zotou, P.D. Tzanavaras and D.G. Themelis
    • "Investigation of the interaction of surfactant-capped gold nanoparticles with cysteine and homocysteine under conditions using zone fluidics".
      P.D. Tzanavaras, T.D. Karakosta and D.G. Themelis
  18. 8th International Conference on Flow Inzection Analysis 15-20 September 2013, Porto, Portugal
    • "Automated stopped-flow fluorimetric determination of hydrazine in drinking water at the ppb level using zone fluidics".
      P.D. Tzanavaras, T.D. Karakosta and D.G. Themelis
    • "Zwitterionic hydrophilic interaction chromatography coupled with on-line post column derivatization for the analysis of glutathione in wine samples".
      P.D. Tzanavaras, T.D. Karakosta, C.K. Zacharis and D.G. Themelis
    • "Determination of hydrazine based on its reaction with p-dimethylamino benzaldehyde using zone-fluidics: comparison of highly acidic and micellar media".
      P.D. Tzanavaras, T.D. Karakosta and D.G. Themelis

Εθνικά Συνέδρια

  1. Greek Wine Society Conference 8-10 May 1998, EKEFE Dimokritos, Athens, Greece.
    • "Comparative study of ion determination methods (K+, Na+, Ca2+, Mg2+, NH4+, Cl- and SO42-) in wines by high pressure ion chromatography, atomic absorption spectrometry and potentiometry".
      A. Theodoridis, G. Zachariadis, D. G. Themelis and J. A. Stratis
  2. 21o Πανελλήνιο Συνέδριο Χημείας 9-12 Δεκεμβρίου 2011, Θεσσαλονίκη, Ελλάδα.
    • "Προσδιορισμός κυστεΐνης, Ν-ακετυλοκυστεΐνης και γλουταθειόνης σε φρούτα με σύζευξη της τεχνικής των διαδοχικών εγχύσεων με υγρή χρωματογραφία υψηλής απόδοσης και αιθυλικό εστέρα του προπιολικού οξέος ως αντιδραστήριο παραγωγοποίησης πριν τη χρωματογραφική στήλη".
      Θ. Δ. Καρακώστα, Π. Δ. Τζαναβάρας και Δ. Γ. Θεμελής
    • "Προσδιορισμός ολικής καπτοπρίλης σε δείγματα ούρων με σύζευξη της τεχνικής των διαδοχικών εγχύσεων με υγρή χρωματογραφία υψηλής απόδοσης και παραγωγοποίηση μετά τη στήλη με σύστημα εκχύλισης στερεάς φάσης".
      Θ. Δ. Καρακώστα, Π. Δ. Τζαναβάρας και Δ. Γ. Θεμελής
  3. 15th Hellenic Symposium on Medicinal Chemistry (HelMedChem)" 8-10 May 2012, Athens, Greece.
    • "Chromatographic behavior of proline derivatives on particulate monolithic and fused core narrow bore columns: determination of captopril in dissolution samples".
      T.D. Karakosta, C.K. Zacharis, P.D. Tzanavaras, D.G. Themelis and P.G. Rigas
  4. 8th Pan-Hellenic Conference on Free Radicals and Oxidative Stress 12-14 October 2012, Thessaloniki, Greece.
    • "A new analytical method for the determination of the antioxidant glutathione by hydrophylic interaction liquid chromatography coupled to on-line post-column derivatization".
      T.D. Karakosta, P.D. Tzanavaras and D.G. Themelis