Nanochannel-based biosensing devices have been proposed for selective detection of protein analyte molecules. However, the design and miniaturization of reusable channel-based biosensors is still a challenge in nanoscience ...
We explore the electrical rectification of large amplitude fluctuating signals by an asymmetric nanostructure
operating in aqueous solution. We show experimentally and theoretically that a load capacitor can be
charged ...
The possibility of taking advantage of a fluctuating environment for energy and information transduction is a significant challenge in biological and artificial nanostructures. We demonstrate here directional electrical ...
[EN] The effect of polyamidoamine (PAMAM) dendrimers (generations G0-G3) on the ion transport properties of nanochannels (conical and cylindrical) is studied either by surface functionalization or by addition to the ...
[EN] The membrane potential (V-mem), defined as the electric potential difference across a membrane flanked by two different salt solutions, is central to electrochemical energy harvesting and conversion. Also, V-mem and ...
[EN] We present the concept of logic functions based on a single stimuli-responsive nanopore and analyze its potential for electrochemical transducers and actuators. The responsive molecules at the surface of the polymeric ...
[EN] Liquid state arrangements of two polymeric membranes with single conical nanopores constitute nanofluidic diodes that allow a rich electrical functionality based on the modulation of individual conductances in aqueous ...
[EN] We consider the screening of the negative charges (carboxylic acid groups) fixed on the surface of a conical-shaped track-etched nanopore by divalent magnesium (Mg2+) and trivalent lanthanum (La3+). The experimental ...
[EN] The design and experimental implementation of hybrid circuits is considered allowing charge transfer and energy conversion between nanofluidic diodes in aqueous ionic solutions and conventional electronic elements ...
[EN] The surface charge regulation in nanoscale volumes is a subject of wide interest to biological and chemical soft matter systems. Also, electrolyte mixtures with monovalent and divalent ions are commonplace in practical ...
[EN] We describe experimentally and theoretically the concentration-dependent conduction of tetraalkylammonium
(TAA+) cations through a nanofluidic diode fabricated in a polymer membrane via
asymmetric track-etching ...