Apparatus and Initial Results for Pressurized Planar Electrochromatography, D. Nurok, J. M. Koers, A. L. Novotny, M. A. Carmichael, J. J. Kosiba, R. E. Santini, G. L. Hawkins, and R. W. Replogle.  Anal. Chem. 2004, 76, 1690-1695.

Planar Electrochromatography, D. Nurok. J. Chromatogr. A. 2004, 1044, 83-96.

Results with an Improved Apparatus for Pressurized Planar Electrochromatography, A. L. Novotny, D. Nurok, R. W. Replogle, G. L. Hawkins, and R. E. Santini. Anal. Chem. 2006, 78, 2823-2831.

Linear voltage profiles and flow homogeneity in pressurized planar electrochromatography, P.A. Tate, and J.G. Dorsey. J. Chromatogr. A. 2006, 1103, 150-157.

Influence of sample application mode on performance of pressurized planar electrochromatography in completely closed systems. P.E. Plocharz, T.H. Dzido, P.J. Slzak, W. Grzegorz, and A. Torbicz. J. Chromatogr. 2007, 1170, 91-100.
A Preliminary Study of the Coupling of Desorption Electrospray Ionization - Mass Spectrometry with Pressurized Planar Electrochromatography, D. J. Janecki, A. L. Novotny, S. D. Woodward, J. M. Wiseman, and D. Nurok. J. Planar Chromatogr. 2008, 21, 11-14.

Pressurized planar electrochromatography as the mode for determination of solvent composition- retention relationships in reversed- phase systems. T. H.  Dzido, P.W. Plocharz, A. Klimek-Turek, A. Torbicz, and B. Buszewski. J. Planar Chromatogry. 2008, 21, 295-298.

Pressurized Planar Electrochromatographic Separation of the Enantiomers of Tryptophan and Valine J. Planar Chromatography. B. Polak, A. Halka, and T.H. Dzido. 2008, 21, 33-37.

Preliminary results for 2-D separation with high-performance thin-layer chromatography and pressurized planar Electrochromatography. A. Chomicki, P. Slazak and T. H. Dzido, Electrophoresis, 2009, 30, 3718-3725.

 “Separation of Peptides and Oligonucleotides Using a Monolithic Polymer Layer and Pressurized Planar Electrophoresis and Electrochromatography” S.D. Woodward, I. Urbanova, D. Nurok, and F. Svec. Anal. Chem.2010, 82, 3445-3448.

 “Separation of four mixtures of pesticides by pressurized planar electrochromatography” T.  Tuzimski, J.  AOAC Internatl. 2010, 93, 1757-1767.

Pressurized planar electrochromatography, high-performance thin-layer chromatography and high-performance liquid chromatography: comparison of performance. P. W. Plocharz, A. Klimek-Turek, T.H. Dzido. J. Chromatogr. A.2010, 1217, 4868-4872.

Reversed-phase pressurized planar electrochromatography and planar chromatography of acetylsalicylic acid, caffeine and acetaminophen. A. Halka-Grysinska, P. W. Plocharz, A. Torbicz, T.H. Dzido. J. Planar Chromatogr.2010, 23, 420-425.

Pressurized planar electrochromatography. T.H. Dzido, P. W. Plocharz, A.  Chomicki, A. Halka-Grysinska, B. Polak. J. Chromatogr. A. 2011, 1218, 2636-2647.

Separation of some aromatic amino acid enantiomers with pressurized planar electrochromatography and TLC. B. Polak, K. K. Wojtanowski, P. Ślązak, T.H. Dzido. Chromatographia 2011, 73, 339-345.

Two-dimensional separation of some amino acids by HPTLC and pressurized planar electrochromatography. A. Chomicki, K. Kloc, T.H. Dzido. J. Planar Chromatogr. 2011, 24, 6-9.

Planar chromatography using electroosmotic flow. T.H. Dzido, B. Polak, A. Chomicki, P. W. Plocharz. In: Encyclopedia of analytical chemistry: applications, theory and instrumentation [online]. Ed. Robert A. Meyers. Chichester 2011, 19, DOI: 10.1002/9780470027318.a9224.

Simultaneous determination of acetaminophen, propyphenazone and caffeine in cefalgin preparation by pressurized planar electrochromatography and high-performance thin-layer chromatography. A. Halka-Grysinska, P. Ślązak, G. Zaręba, W. Markowski, A. Klimek-Turek, T.H. Dzido. Anal. Methods 2012, 4, 973-982.

The effect of mobile phase composition on separation of some non-steroidal anti-inflammatory drugs of the 2-arylpropanoic acid derivatives in system of reversed-phase pressurized planar electrochromatography and high-performance thin-layer chromatography. E. Kopciał, B. Polak, R. Pietraś, T.H. Dzido. Curr. Iss. Pharm. Med. Sci.2012, 25, 282-285

A modified device for pressurized planar electrochromatography and preliminary results with on-line sample application. A. Halka-Grysinska, P. Ślązak, A. Torbicz, M. Sajewicz, T.H. Dzido. Chromatographia 2013, 76,  1271-1279.

Separation of amino acid 2,4-Dinitrophenyl-5-L-Valineamide diastereomeric derivatives with high-performanceplanar chromatography and pressurized planarelectrochromatography. B. Polak, K. Balasa, T.H. Dzido. J. Planar Chromatogr. 2013, 26, 180-189.

Optimization of some variables of on-line injection in pressurized planar electrochromatography. A. Halka-Grysinska, P. W. Plocharz, R. Szczap, T.H. Dzido. J. Liq. Chromatogr. Relat. Technol. 2013, 36, 2512-2523.

Electrochromatography methods: planar electrochromatography. A.  Chomicki, T.H. Dzido, P. W. Plocharz, B. Polak. In: Electromigration techniques: theory and practice. Ed. Bogusław Buszewski, Ewelina Dziubakiewicz, Michał Szumski. Springer Series in Chemical Physics 105, Toruń ,Springer, 2013, 191-202.

Effect of mobile phase buffer pH on separation selectivity of some isoquinoline alkaloids in reversed-phase systems of Pressurized Planar Electrochromatographyand High-Performance Thin-Layer Chromatography. E. Kopciał, B. Polak, R. Pietraś, P. Mączka, T.H. Dzido. Curr. Iss. Pharm. Med. Sci. 2013, 26, 45-49.

Equipment and preliminary results for orthogonal pressurized planar electrochromatography. T.H. Dzido, E. Łopaciuk, P. W. Plocharz, A.  Chomicki, M. Zembrzycka, H. Frank. J. Chromatogr. A. 2014, 1334, 149-155.

Influence of the modifier type and its concentration on electroosmotic flow of the mobile phase in pressurized planar electrochromatography. A. Halka-Grysinska, P. W. Plocharz, A. Torbicz, Ewa Skwarek, Władysław Janusz,T.H. Dzido. Chromatographia 2014, 77, 941-950.

Pressurized planar electrochromatography. A. Halka-Grysinska, R. Ł. Gwarda, T.H. Dzido. In: Instrumental Thin-layer chromatography. Ed. Colin F. Poole. Burlington, Elsevier, 2014, 135-165.

Influence of some operation variables on continuous separation process of orthogonal pressurized planar electrochromatography. R. Gajos, E. Łopaciuk, T.H. Dzido. J. Chromatogr. A. 2015, 1396, 131-139.

Effects of addition of ion-pair reagent to the mobile phase on electroosmotic flow velocity in pressurized planar electrochromatography. A. Halka-Grysinska, P. W. Plocharz, E. Skwarek, W. Janusz, T.H. Dzido. J. Planar Chromatogr. 2015, 28, 133-138.

β-Cyclodextrin as the Mobile Phase Component for Separation of Some DNS-Amino Acid Enantiomers with HPTLC and PPEC. Beata Polak and Paweł Garbacz. Curr. Anal. Chem. 2015, 11, 68-77.

Influence of two cyclodextrin HP-derivatives on retention and migration distance of some isomers in high performance thin-layer chromatography and pressurized planar Electrochromatography systems with non-polar adsorbents. B. Polak and U. Majcher, Current Analytical Chemistry, 2015, 11, 199-210.

 High-performance thin-layer chromatography and pressurized planar electrochromatography of some diastereomeric amino acid derivatives in reversed-phase system with carboxylic acid mobile phase buffers. B. Polak, A. Maruszak, and P. W. Płocharz. J. Planar Chromatogr. 2016, 29, 22-29.

 Thin-layer chromatography and pressurized planar electrochromatography of amino acids in systems with silica gel and water mobile phase. A. Chomicki, T. H. Dzido, E. Materna-Witkowska, and A. Klimek-Turek. J. Planar Chromatogr. 2016, 29, 30- 37.

 The modification of pressurized planar electrochromatography chamber in respect of reduction of dead volume in the separation system. R. L. Gwarda and T. H. Dzido. J. Planar Chromatogr. 2016, 29, 72 -76.

 Application of orthogonal pressurized planar electrochromatography to micropreparative separation of test dye mixture — Preliminary results. R. Gajos, E. Lopaciuk, and T. H. Dzido. J. Planar Chromatogr. 2016, 29, 77-81.

Influence of Some Variables on Separation of Diastereomeric FVDA-Amino Alcohol Derivatives in High Performance Thin Layer Chromatography and Pressurized Planar Electrochromatography Systems. By B. Polak, A. Chomicki, P. Wierzchowski,  A.Klimek-Turek. Current Analytical Chemistry. 2016, 12, 335-348. 

Preliminary results for interval feeding the orthogonal pressurized planar electrochromatography system with sample solution for its preparative separation, R. Gajos, A. Chomicki, B. Polak and T. H. Dzido. J. Chromatogr. A. 2017, 183-189.

 Pressurized planar electrochromatography as a supporting tool for qualitative toxicological chemical analysis with thin-layer chromatography and UV-Vis spectrometry, T. H. Dzido, E. Kopcial, J. Szponar, A. Krajewska, L. Aftyka, J. Bakiera, B. Polak and A. Klimek-Turek. Journal of Liquid Chromatography & Related Technologies. 2017, in press.


In The News

Peer-Reviewed Articles

InChromatics LLC

2015: Instrument platforms for thin-layer chromatography, P. Bernard-Savary, C.F. Poole. J. Chromatogr. A. 2015, 1421, 184-202.

2015: Instrumental Thin-Layer Chromatography. a textbook by Colin Poole; "Pressurized Planar Electrochromatography." Chapter 6, 135-165.

July 2012:  Selected to exhibit July 12th at The 4th Annual Innovation Showcase (Indianapolis)

November 2011:     
                        ("Finalists selected for Purdue's $100,000 life-sciences competition")

June 2010: Best Poster (out of 500+) at HPLC 2010 ("Monolithic Polymer Layers for Separation of Peptides and Oligonucleotides Using Pressurized Planar Electrophoresis and Electrochromatography")

September 2009:   one of six technologies exhibited at the Technology Showcase jointly sponsored by Indiana University and Purdue University

May 2009: featured in the May 18th cover story in Chemical & Engineering News, "Modernizing TLC"