20th anniversary of axial capacitively coupled contactless conductivity detection in capillary electrophoresis

P Kubáň, PC Hauser - TrAC Trends in Analytical Chemistry, 2018 - Elsevier
Capacitively coupled contactless conductivity detection in its axial electrode arrangement
was introduced to capillary electrophoresis 20 years ago. The method has since seen a …

Capacitively coupled contactless conductivity detection in capillary electrophoresis

AJ Zemann - Electrophoresis, 2003 - Wiley Online Library
Capacitively coupled contactless conductivity detection (C4D) has become an accepted
detection method in capillary electrophoresis (CE) for a variety of analytes. Advantages of …

Understanding capacitively coupled contactless conductivity detection in capillary and microchip electrophoresis. Part 1. Fundamentals

JGA Brito‐Neto, JA Fracassi da Silva… - … Journal Devoted to …, 2005 - Wiley Online Library
Capacitively coupled contactless conductivity detection (C4D) is presented in a
progressively detailed approach. Through different levels of theoretical and practical …

Understanding capacitively coupled contactless conductivity detection in capillary and microchip electrophoresis. Part 2. Peak shape, stray capacitance, noise, and …

JGA Brito‐Neto, JA Fracassi da Silva… - … Journal Devoted to …, 2005 - Wiley Online Library
Although simple equivalent circuits have been used to explain the basic functioning of a
capacitively coupled contactless conductivity detector (C4D), more sophisticated models are …

Fundamental aspects of contactless conductivity detection for capillary electrophoresis. Part I: Frequency behavior and cell geometry

P Kubáň, PC Hauser - Electrophoresis, 2004 - Wiley Online Library
A better understanding of the characteristics of the axial contactless conductivity cell could
be obtained by carefully studying the effect of the cell geometry on its frequency behavior. A …

A compact and high‐resolution version of a capacitively coupled contactless conductivity detector

KJM Francisco, CL do Lago - Electrophoresis, 2009 - Wiley Online Library
An all‐in‐one version of a capacitively coupled contactless conductivity detector is
introduced. The absence of moving parts (potentiometers and connectors) makes it compact …

Optimization of the high‐frequency contactless conductivity detector for capillary electrophoresis

B Gaš, J Zuska, P Coufal, T van de Goor - Electrophoresis, 2002 - Wiley Online Library
Two constructions of the high‐frequency contactless conductivity detector that are fitted to
the specific demands of capillary zone electrophoresis are described. The axial …

Contactless conductivity detection for microfluidics: Designs and applications

M Pumera - Talanta, 2007 - Elsevier
Different methods for construction of contactless conductivity detectors (CCD) for microchip
electrophoresis device are described in this review. This includes three main schemes of …

Recent applications of conductivity detection in capillary and chip electrophoresis

V Šolínová, V Kašička - Journal of separation science, 2006 - Wiley Online Library
The review provides a comprehensive survey of the recent applications of contact and
contactless conductivity detection in capillary electrophoretic and chip electrophoretic …

Contactless conductivity detection for capillary electrophoresis: Hardware improvements and optimization of the input-signal amplitude and frequency

JAF da Silva, N Guzman, CL do Lago - Journal of Chromatography A, 2002 - Elsevier
A new prototype of contactless conductivity detector, smaller and easier to operate than the
former version, is described. For a fused-silica capillary with 142-μm wall thickness and …