Collect. Czech. Chem. Commun. 2003, 68, 1407-1419

Temperature Effect on the Two-Dimensional Phase Transition Kinetics of Adenine Adsorbed at the Hg Electrode/Aqueous Solution Interface

Claudio Fontanesi*, Roberto Andreoli, Luca Benedetti, Roberto Giovanardi and Paolo Ferrarini

Department of Chemistry, University of Modena and Reggio Emilia, Via Campi 183, 41100 Modena, Italy


The kinetics of the liquid-like → solid-like 2D phase transition of adenine adsorbed at the Hg/aqueous solution interface is studied. Attention is focused on the effect of temperature on the rate of phase change; an increase in temperature is found to cause a decrease of transition rate.

Keywords: Parallel-perpendicular orientation; 2D phase transitions; Current transients; Capacity transients; Purines; Nucleobases; Electrochemistry; Kinetics; Thermodynamics.

References: 24 live references.