Browsing by Subject "separation technique"

Now showing items 1-20 of 23

    • Article  

      Americium and samarium determination in aqueous solutions after separation by cation-exchange 

      Kiliari, T.; Pashalidis, Ioannis (2014)
      The concentration of trivalent americium and samarium in aqueous samples has been determined by means of alpha-radiometry and UV-Vis photometry, respectively, after chemical separation and pre-concentration of the elements ...
    • Article  

      Analytical separations in open-tubular capillary electrochromatography 

      Kapnissi‐Christodoulou, Constantina P.; Zhu, X.; Warner, I. M. (2003)
      This review represents a summary of recent progress in open-tubular capillary electro-chromatography (OT-CEC) for chiral and achiral separations. The OT-CEC approach is an alternative to packed-CEC that could eliminate the ...
    • Article  

      Cationic amphiphilic model networks based on symmetrical ABCBA pentablock terpolymers: Synthesis, characterization, and modelling 

      Triftaridou, Aggeliki I.; Vamvakaki, Maria; Patrickios, Costas S. (2007)
      Eight isomeric networks based on equimolar terpolymers were synthesized using group transfer polymerization (GTP) and were characterized in terms of their swelling properties. Two hydrophilic monomers, the nonionic methoxy ...
    • Article  

      Chiral ionic liquids in chromatographic and electrophoretic separations 

      Kapnissi‐Christodoulou, Constantina P.; Stavrou, Ioannis J.; Mavroudi, Maria C. (2014)
      This report provides an overview of the application of chiral ionic liquids (CILs) in separation technology, and particularly in capillary electrophoresis and both gas and liquid chromatography. There is a large number of ...
    • Article  

      Chiral selectors in CE: Recent developments and applications 

      Tsioupi, Despina A.; Stefan-van Staden, R. -I; Kapnissi‐Christodoulou, Constantina P. (2013)
      This review article provides an overview of the recent advances in enantioanalysis by use of electrophoretic techniques. Due to the big number of publications in the subject mentioned above, this article is focused on ...
    • Article  

      Chiral separation of Huperzine A using CE - Method validation and application in pharmaceutical formulations 

      Tsioupi, Despina A.; Nicolaou, I. N.; Moore, L.; Kapnissi‐Christodoulou, Constantina P. (2012)
      The aim of this work is the development, validation and application of an MEKC method for the chiral separation of Huperzine A. Huperzine A is an important compound that is used to treat Alzheimer's disease. However, only ...
    • Article  

      Chiral separation of the clinically important compounds fucose and pipecolic acid using ce: Determination of the most effective chiral selector 

      Hadjistasi, Christoforos A.; Stavrou, Ioannis J.; Stefan-Van Staden, R. -I; Aboul‐Enein, Hassan Y.; Kapnissi‐Christodoulou, Constantina P. (2013)
      In this study, simple electrophoretic methods were developed for the chiral separation of the clinically important compounds fucose and pipecolic acid. In recent years, these analytes, and particularly their individual ...
    • Article  

      Chiral separations using a polypeptide and polymeric dipeptide surfactant polyelectrolyte multilayer coating in open-tubular capillary electrochromatography 

      Kamande, M. W.; Zhu, X.; Kapnissi‐Christodoulou, Constantina P.; Warner, I. M. (2004)
      A polyelectrolyte multilayer (PEM) coating consisting of the polypeptide, poly(L-lysine) hydrobromide, poly(L-lysine) and the polymeric dipeptide surfactant, poly(sodium undecanoyl-L-leutcyl-alaninate), poly(L-SULA), is ...
    • Article  

      Chiral Separations Using Polymeric Surfactants and Polyelectrolyte Multilayers in Open-Tubular Capillary Electrochromatography 

      Kapnissi‐Christodoulou, Constantina P.; Valle, B. C.; Warner, I. M. (2003)
      In this study, fused-silica capillaries are modified using a polyelectrolyte multilayer (PEM) coating procedure in open-tubular capillary electrochromatography. The PEM coating was constructed in situ with alternating ...
    • Article  

      Combined use of cyclofructans and an amino acid ester-based ionic liquid for the enantioseparation of huperzine A and coumarin derivatives in CE 

      Stavrou, Ioannis J.; Breitbach, Z. S.; Kapnissi‐Christodoulou, Constantina P. (2015)
      Cyclofructans (CFs) and their derivatives have recently been proven to be efficient chiral selectors (CSs) for the enantioseparation of several analytes in CE, HPLC, and GC. In this study, the chiral separation ability of ...
    • Article  

      Combined use of l-alanine tert butyl ester lactate and trimethyl-ß-cyclodextrin for the enantiomeric separations of 2-arylpropionic acids nonsteroidal anti-inflammatory drugs 

      Mavroudi, Maria C.; Kapnissi‐Christodoulou, Constantina P. (2015)
      In this study, a new CE method, employing a binary system of trimethyl-ß-CD (TM-ß-CD) and a chiral amino acid ester-based ionic liquid (AAIL), was developed for the chiral separation of seven 2-arylpropionic acid nonsteroidal ...
    • Article  

      Covalent amphiphilic polymer networks 

      Patrickios, Costas S.; Georgiou, Theoni K. (2003)
      The recent literature on chemically cross-linked amphiphilic polymer networks is reviewed. The main subjects covered are network synthesis, characterization, modeling and applications. Special mention is made to more modern ...
    • Article  

      The effect of physicochemical parameters on the separation recovery of plutonium and uranium from aqueous solutions by cation exchange 

      Kiliari, T.; Pashalidis, Ioannis (2010)
      The effect of physicochemical parameters such as pH, salinity (e.g. [NaCl]) and competitive cation (e.g. Ca 2+ and Fe 3+) concentration on the separation recovery of plutonium and uranium from aqueous solutions by cation ...
    • Article  

      Investigation of the stability of polyelectrolyte multilayer coatings in open-tubular capillary electrochromatography using laser scanning confocal microscopy 

      Kapnissi‐Christodoulou, Constantina P.; Lowry, M.; Agbaria, R. A.; Geng, L.; Warner, I. M. (2005)
      A simple polyelectrolyte multilayer (PEM) coating procedure was used for the development of stable modified capillaries. PEM coatings were constructed in fused-silica capillaries using alternating rinses of cationic and ...
    • Article  

      Lithological and seasonal variations in radon concentrations in Cypriot groundwaters 

      Kiliari, T.; Tsiaili, A.; Pashalidis, Ioannis (2010)
      The paper presents and discusses radon activity concentrations in Cypriot groundwater systems as a function of the background lithology and seasonal/meteorological conditions using an airborne radon monitoring system (ARM) ...
    • Article  

      Measurement of the J/ψ meson and b-hadron production cross sections in pp̄ collisions at √s = 1960 GeV 

      Acosta, D.; Adelman, J.; Affolder, T.; Akimoto, T.; Albrow, M. G.; Ambrose, D.; Amerio, S.; Amidei, D.; Anastassov, A.; Anikeev, K.; Annovi, A.; Antos, J.; Aoki, M.; Apollinari, G.; Arisawa, T.; Arguin, J. -F; Artikov, A.; Ashmanskas, W.; Attal, A.; Azfar, F.; Azzi-Bacchetta, P.; Bacchetta, N.; Bachacou, H.; Badgett, W.; Barbaro-Galtieri, A.; Barker, G. J.; Barnes, V. E.; Barnett, B. A.; Baroiant, S.; Barone, M.; Bauer, G.; Bedeschi, F.; Behari, S.; Belforte, S.; Bellettini, G.; Bellinger, J.; Ben-Haim, E.; Benjamin, D.; Beretvas, Andrew; Bhatti, A.; Binkley, M.; Bisello, D.; Bishai, M.; Blair, R. E.; Blocker, C.; Bloom, K.; Blumenfeld, B.; Bocci, A.; Bodek, A.; Bolla, G.; Bolshov, A.; Booth, P. S. L.; Bortoletto, D.; Boudreau, J.; Bourov, S.; Brau, B.; Bromberg, C.; Brubaker, E.; Budagov, J.; Budd, H. S.; Burkett, K.; Busetto, G.; Bussey, P.; Byrum, K. L.; Cabrera, S.; Campanelli, M.; Campbell, M.; Canepa, A.; Casarsa, M.; Carlsmith, D.; Carron, S.; Carosi, R.; Cavalli-Sforza, M.; Castro, A.; Catastini, P.; Cauz, D.; Cerri, A.; Cerrito, L.; Chapman, J.; Chen, C.; Chen, Y. C.; Chertok, M.; Chiarelli, G.; Chlachidze, G.; Chlebana, F.; Cho, L.; Cho, K.; Chokheli, D.; Chou, J. P.; Chu, M. L.; Chuang, S.; Chung, J. Y.; Chung, W. H.; Chung, Y. S.; Ciobanu, C. I.; Ciocci, M. A.; Clark, A. G.; Clark, D.; Coca, M.; Connolly, A.; Convery, M.; Conway, J.; Cooper, B.; Cordelli, M.; Cortiana, G.; Cranshaw, J.; Cuevas, J.; Culbertson, R.; Currat, C.; Cyr, D.; Dagenhart, D.; Da Ronco, S.; D'Auria, S.; De Barbaro, P.; De Cecco, S.; De Lentdecker, Gilles; Dell'Agnello, Simone; Dell'Orso, M.; Demers, S.; Demortier, L.; Deninno, M.; De Pedis, D.; Derwent, P. F.; Dionisi, Carlo; Dittmann, J. R.; Dörr, C.; Doksus, P.; Dominguez, A.; Donati, S.; Donegà, Mauro; Donini, J.; D'Onofrio, M.; Dorigo, T.; Drollinger, V.; Ebina, K.; Eddy, N.; Ehlers, J.; Ely, R.; Erbacher, R.; Erdmann, M.; Errede, D.; Errede, S.; Eusebi, R.; Fang, H. -C; Farrington, S.; Fedorko, I.; Fedorko, W. T.; Feild, R. G.; Feindt, M.; Fernandez, J. P.; Ferretti, C.; Field, R. D.; Flanagan, G.; Flaugher, B.; Flores-Castillo, L. R.; Foland, A.; Forrester, S.; Foster, G. W.; Franklin, M.; Freeman, J. C.; Fujii, Y.; Furic, I.; Gajjar, A.; Gallas, A.; Galyardt, J.; Gallinaro, M.; Garcia-Sciveres, M.; Garfinkel, A. F.; Gay, C.; Gerberich, H.; Gerdes, D. W.; Gerchtein, E.; Giagu, S.; Giannetti, P.; Gibson, A.; Gibson, K.; Ginsburg, C.; Giolo, K.; Giordani, M.; Giunta, M.; Giurgiu, G.; Glagolev, V.; Glenzinski, D.; Gold, M.; Goldschmidt, N.; Goldstein, D.; Goldstein, J.; Gomez, G.; Gomez-Ceballos, G.; Goncharov, M.; González, O.; Gorelov, I.; Goshaw, A. T.; Gotra, Y.; Goulianos, Konstantin; Gresele, A.; Griffiths, M.; Grosso-Pilcher, C.; Grundler, U.; Guenther, M.; Guimaraes Da Costa, J.; Haber, V.; Hahn, K.; Hahn, S. R.; Halkiadakis, Eva; Hamilton, A.; Han, B. -Y; Handler, R.; Happacher, F.; Hara, K.; Hare, M.; Harr, R. F.; Harris, R. M.; Hartmann, F.; Hatakeyama, K.; Hauser, J.; Hays, C.; HaywardH.; Heider, E.; Heinemann, B.; Heinrich, J.; Hennecke, M.; Herndon, M.; Hill, C.; Hirschbuehl, D.; Hocker, A.; HoffmanK.D.; Holloway, A.; Hou, S.; Houlden, M. A.; Huffman, B. T.; Huang, Y.; Hughes, R. E.; Huston, J.; Ikado, K.; Incandela, J.; Introzzi, G.; Iori, M.; Ishizawa, Y.; Issever, C.; Ivanov, A.; Iwata, Y.; Iyutin, B.; James, E.; Jang, D.; Jarrell, J.; Jeans, D.; Jensen, H.; Jeon, E. J.; Jones, M.; Joo, K. K.; Jun, S. Y.; Junk, T.; Kamon, T.; Kang, J.; Unel, M. K.; Karchin, P. E.; Kartal, S.; Kato, Y.; Kemp, Y.; Kephart, R.; Kerzel, U.; Khotilovich, V.; Kilminster, B.; Kim, D. H.; Kim, H. S.; Kim, J. E.; Kim, M. J.; Kim, M. S.; Kim, S. B.; Kim, S. H.; Kim, T. H.; Kim, Y. K.; King, B. T.; Kirby, M.; Kirsch, L.; Klimenko, S.; Knuteson, B.; Ko, B. R.; Kobayashi, H.; Koehn, P.; Kong, D. J.; Kondo, K.; Konigsberg, J.; Kordas, Kostas; Korn, A.; Korytov, A.; Kotelnikov, K.; Kotwal, A. V.; Kovalev, A.; Kraus, J.; Kravchenko, I.; Kreymer, A.; Kroll, J.; Kruse, M.; Krutelyov, V.; Kuhlmann, S. E.; Kwang, S.; Laasanen, A. T.; Lai, S.; Lami, S.; Lammel, S.; Lancaster, J.; Lancaster, M.; Lander, R.; Lannon, K.; Lath, A.; Latino, G.; Lauhakangas, R.; Lazzizzera, I.; Le, Y.; Lecci, C.; LeCompte, T.; Lee, J.; Lee, J.; Lee, S. W.; Lefèvre, R.; Leonardo, N.; Leone, S.; Levy, S.; Lewis, J. D.; Li, K.; Lin, C.; Lin, C. S.; Lindgren, M.; Liss, T. M.; Lister, A.; Litvintsev, D. O.; Liu, T.; Liu, Y.; Lockyer, N. S.; Loginov, A.; Loreti, M.; Loverre, P.; Lu, R. -S; Lucchesi, D.; Lujan, P.; Lukens, P.; Lungu, G.; Lyons, L.; Lys, J.; Lysak, R.; MacQueen, D.; Madrak, R.; Maeshima, K.; Maksimovic, P.; Malferrari, L.; Manca, G.; Marginean, R.; Marino, C.; Martin, A.; Martin, M.; Martin, V.; Martínez, M.; Maruyama, T.; Matsunaga, H.; Mattson, M.; Mazzanti, P.; McFarland, K. S.; McGivern, D.; McIntyre, P. M.; McNamara, P.; NcNulty, R.; Mehta, A.; Menzemer, S.; Menzione, A.; Merkel, P.; Mesropian, C.; Messina, A.; Miao, T.; Miladinovic, N.; Miller, L.; Miller, R.; Miller, J. S.; Miquel, R.; Miscetti, S.; Mitselmakher, G.; Miyamoto, A.; Miyazaki, Y.; Moggi, N.; Mohr, B.; Moore, R.; Morello, M.; Fernandez, P. A. M.; Mukherjee, A.; Mulhearn, M.; Muller, T.; Mumford, R.; Munar, A.; Murat, P.; Nachtman, J.; Nahn, S.; Nakamura, I.; Nakano, I.; Napier, A.; Napora, R.; Naumov, D.; Necula, V.; Niell, F.; Nielsen, J.; Nelson, C.; Nelson, T.; Neu, C.; Neubauer, M. S.; Newman-Holmes, C.; Nigmanov, T.; Nodulman, L.; Norniella, O.; Oesterberg, K.; Ogawa, T.; Oh, S. H.; Oh, Y. D.; Ohsugi, T.; Okusawa, T.; Oldeman, R.; Orava, R.; Orejudos, W.; Pagliarone, C.; Palencia, E.; Paoletti, R.; Papadimitriou, Vaia; Pashapour, S.; Patrick, J.; Pauletta, G.; Paulini, M.; Pauly, T.; Paus, C.; Pellett, D.; Penzo, A.; Phillips, T. J.; Piacentino, G.; Piedra, J.; Pitts, K. T.; Plager, C.; Pompoš, A.; Pondrom, L.; Pope, G.; Portell, X.; Poukhov, O.; Prakoshyn, F.; Pratt, T.; Pronko, A.; Proudfoot, J.; Ptohos, Fotios; Punzi, G.; Rademacker, J.; Rahaman, M. A.; Rakitine, A.; Rappoccio, S.; Ratnikov, F.; Ray, H.; Reisert, B.; Rekovic, V.; Renton, P.; Rescigno, M.; Rimondi, F.; Rinnert, K.; Ristori, L.; Robertson, W. J.; Robson, A.; Rodrigo, T.; Rolli, S.; Rosenson, L.; Roser, R.; Rossin, R.; Rott, C.; Russ, J.; Rusu, V.; Ruiz, A.; Ryan, D.; Saarikko, H.; Sabik, S.; Safonov, A.; St. Denis, R.; Sakumoto, W. K.; Salamanna, G.; Saltzberg, D.; Sanchez, C.; Sansoni, A.; Santi, L.; Sarkar, S.; Sato, K.; Savard, P.; Savoy-Navarro, A.; Schlabach, P.; Schmidt, E. E.; Schmidt, M. P.; Schmitt, M.; Scodellaro, L.; Scribano, A.; Scuri, F.; Sedov, A.; Seidel, S.; Seiya, Y.; Semeria, F.; Sexton-Kennedy, L.; Sfiligoi, I.; Shapiro, M. D.; Shears, T.; Shepard, P. F.; Sherman, D.; Shimojima, M.; Shochet, M.; Shon, Y.; Shreyber, I.; Sidoti, A.; Siegrist, J.; Siket, M.; Sill, A.; Sinervo, P.; Sisakyan, A.; Skiba, A.; Slaughter, A. J.; Sliwa, K.; Smirnov, D.; Smith, J. R.; Snider, F. D.; Snihur, R.; Soha, A.; Somalwar, S. V.; Spalding, J.; Spezziga, M.; Spiegel, L.; Spinella, F.; Spiropulu, Maria; Squillacioti, P.; Stadie, H.; Stelzer, B.; Stelzer-Chilton, O.; Strologas, John; Stuart, D.; Sukhanov, A.; Sumorok, K.; Sun, H.; Suzuki, T.; Taffard, A.; Tafirout, R.; Takach, S. F.; Takano, H.; Takashima, R.; Takeuchi, Y.; Takikawa, K.; Tanaka, M.; Tanaka, R.; Tanimoto, N.; Tapprogge, S.; Tecchio, M.; Teng, P. K.; Terashi, K.; Tesarek, R. J.; Tether, S.; Thom, J.; Thompson, A. S.; Thomson, E.; Tipton, P.; Tiwari, V.; Tkaczyk, S.; Toback, D.; Tollefson, K.; Tomura, T.; Tonelli, D.; Tönnesmann, M.; Torre, S.; Torretta, D.; Tourneur, S.; Trischuk, W.; Tseng, J.; Tsuchiya, R.; Tsuno, S.; Tsybychev, D.; Turini, N.; Turner, M.; Ukegawa, F.; Unverhau, T.; Uozumi, S.; Usynin, D.; Vacavant, L.; Vaiciulis, A.; Varganov, A.; Vataga, E.; Vejcik III, S.; Velev, G.; Veszprémi, V.; Veramendi, G.; Vickey, T.; Vidal, R.; Vila, I.; Vilar, R.; Vollrath, I.; Volobouev, I.; Von Der Mey, M.; Wagner, P.; Wagner, R. G.; Wagner, R. L.; Wagner, W.; Wallny, R.; Walter, T.; Yamashita, T.; Yamamoto, K.; Wan, Z.; Wang, M. J.; Wang, S. M.; Warburton, A.; Ward, B.; Waschke, S.; Waters, D.; Watts, T.; Weber, M.; Wester III, W. C.; Whitehouse, B.; Wicklund, A. B.; Wicklund, E.; Williams, H. H.; Wilson, P.; Winer, B. L.; Wittich, P.; Wolbers, S.; Wolfe, C.; Wolter, M.; Worcester, M.; Worm, S.; Wright, T.; Wu, X.; Würthwein, F.; Wyatt, A.; Yagil, A.; Yang, C.; Yang, U. K.; Yao, W.; Yeh, G. P.; Yi, K.; Yoh, J.; Yoon, P.; Yorita, K.; Yoshida, T.; Yu, I.; Yu, S.; Yu, Z.; Yun, J. C.; Zanello, L.; Zanetti, A.; Zaw, I.; Zetti, F.; Zhou, J.; Žsenei, A.; Zucchelli, S. (2005)
      We present a new measurement of the inclusive and differential production cross sections of J/ψ mesons and b hadrons in proton-antiproton collisions at √s = 1960 GeV. The data correspond to an integrated luminosity of 39.7 ...
    • Article  

      Open-tubular capillary electrochromatography using a polymeric surfactant coating 

      Kamande, M. W.; Kapnissi‐Christodoulou, Constantina P.; Zhu, X.; Akbay, C.; Warner, I. M. (2003)
      A stable polyelectrolyte multilayer (PEM) coating was investigated for use in open-tubular capillary electrochromatography (o-CEC). In this approach, the PEM consisted of the cationic polymer of a quaternary ammonium salt, ...
    • Article  

      Open-tubular capillary electrochromatography/electrospray ionization-mass spectrometry using polymeric surfactant as a stationary phase coating 

      Zhu, X.; Kamande, M. W.; Thiam, S.; Kapnissi‐Christodoulou, Constantina P.; Mwongela, S. M.; Warner, I. M. (2004)
      We describe the use of the polymeric surfactant poly(sodium undecylenic sulfate) (poly-SUS) as a stationary phase coating in open-tubular capillary electrochromatog raphy (OT-CEC) coupled with electrospray ionization-mass ...
    • Article  

      Radiometric determination of uranium in natural waters after enrichment and separation by cation-exchange and liquid-liquid extraction 

      Pashalidis, Ioannis; Tsertos, Haralambos (2004)
      Preconcentration of uranium from natural water samples using Chelex-100 cation-exchange resin, its selective extraction by tributylphosphate and electrodeposition on stainless steel discs is reported. The validity of the ...
    • Article  

      Radiometric determination of uranium in natural waters after enrichment and separation by cation-exchange and liquid-liquid extractionAAA 

      Pashalidis, Ioannis; Tsertos, Haralambos (2004)
      Preconcentration of uranium from natural water samples using Chelex-100 cation-exchange resin, its selective extraction by tributylphosphate and electrodeposition on stainless steel discs is reported. The validity of the ...