Analysis of the surface energy of pharmaceutical powders by inverse gas chromatography

IM Grimsey, JC Feeley, P York - Journal of pharmaceutical sciences, 2002 - Elsevier
… the surface energy, for example, sessile drop, and dynamic contact angle measurements.
Inverse gas chromatography (IGC) is an alternative technique where the powder surface is …

Surface energy analysis as a tool to probe the surface energy characteristics of micronized materials—A comparison with inverse gas chromatography

JF Gamble, M Leane, D Olusanmi, M Tobyn… - International journal of …, 2012 - Elsevier
surface energy characteristics of an active pharmaceutical ingredient (API), Ibipinabant, by
inverse gas chromatography … probe surface coverage approach applied by the surface energy

… temperature effect on the surface area of model organic molecules, the dispersive surface energy and the surface properties of solids by inverse gas chromatography

T Hamieh - Journal of Chromatography A, 2020 - Elsevier
… inverse gas chromatography (IGC), the n-alkanes and polar molecules are used as probes
to determine the dispersive component γ s d of surface energy and the specific free energy Δ …

Inverse gas chromatographic method for measuring the dispersive surface energy distribution for particulates

PP Ylä-Mäihäniemi, JYY Heng, F Thielmann… - Langmuir, 2008 - ACS Publications
gas chromatography (IGC) is a widely used method for determining the dispersive component
of the surface energy (… However, many real solid surfaces are heterogeneous and this may …

Surface energy of solid catalysts measured by inverse gas chromatography

NA Katsanos, D Gavril, J Kapolos… - Journal of colloid and …, 2004 - Elsevier
… Thus, the surface energy measured as described in this work can be used as a good
measure for characterization of solid catalysts. As far as we know, such an easy and effective …

Relationship between vapor pressure and surface energy of liquids: application to inverse gas chromatography

M Nardin, E Papirer - Journal of colloid and interface science, 1990 - Elsevier
… ticular, IGC at infinite dilution allows this analysis essentially in terms of surface energy
and acid-base characteristics of the surface. The possibilities of IGC at infinite dilution were …

Estimating surface energy variations of solids by inverse gas chromatography

M Fafard, M El-Kindi, HP Schreiber… - Journal of adhesion …, 1994 - Taylor & Francis
… The dispersive components of surface energies and acid-base interaction … surface energies
were found to vary inversely with the injection volume. In the polymers the surface energies

The effective surface energy of heterogeneous solids measured by inverse gas chromatography at infinite dilution

C Sun, JC Berg - Journal of colloid and interface science, 2003 - Elsevier
… the surface energetics of higher surface energy materials. Vapor … are effected using inverse
gas chromatography (IGC), in … surface free energy” is referred to as just “surface energy” in …

A new method to determine dispersive surface energy site distributions by inverse gas chromatography

RR Smith, DR Williams, DJ Burnett, JYY Heng - Langmuir, 2014 - ACS Publications
energy site contributions of a heterogeneous material from data collected by finite dilution–inverse
gas chromatography (… efforts to calculate “experienced energies” at varying coverage, …

A comparison of two contact angle measurement methods and inverse gas chromatography to assess the surface energies of theophylline and caffeine

JW Dove, G Buckton, C Doherty - International journal of pharmaceutics, 1996 - Elsevier
surface offers a significant advantage for contact angle assessment. The third method used
was inverse gas chromatography… of surface energy obtained by inverse gas chromatography (…