Publications by Rita Agus | EPFL Graph Search

Plasma-activated water retains antimicrobial properties against Escherichia coli after 72 h of storage

Ivo Furno, Fabio Avino, Rita Agus, Brayden Graham Myers

Plasma-activated water (PAW) is increasingly recognized for its bactericidal properties. To advance this technology toward practical applications and deepen the understanding of its mechanisms, it is crucial to study the storage stability of PAW, focusing ...

IOP Publishing Ltd2025

Investigating the effects of plasma-activated water on E. coli with the novel application of single-cell impedance flow cytometry

Ivo Furno, Fabio Avino, Rita Agus, Brayden Graham Myers

Single-cell impedance flow cytometry (IFC) is a rapid, label-free diagnostic capable of resolving the dielectric properties of individual cells. Here, single-cell IFC is employed to investigate the effects of plasma-activated water (PAW) on E. coli. This d ...

Springer Science and Business Media LLC2025

Flow cytometry study of Escherichia coli treated with plasma-activated water: confirming the absence of the viable but non-culturable state in bacteria

Ivo Furno, Fabio Avino, Rita Agus, Brayden Graham Myers

Plasma-activated water (PAW) is an emerging antimicrobial agent with promising applications in bacterial inactivation. The PAW samples are generated by non-contact exposure of deionized water to a surface dielectric barrier discharge plasma and are charact ...

Frontiers Media SA2025

Multimodal Comparison of Cold Atmospheric Plasma Sources for Disinfection

Ivo Furno, Rita Agus, Brayden Graham Myers

While atmospheric pressure plasma sources are emerging as potentially innovative instruments in medicine, some aspects of the interaction between plasma and biological substrates remain unclear. The high diversity in both sources and applications in the li ...

MDPI AG2025

Fundamentals on the mechanisms involved in plasma-activated water decontamination

Rita Agus

Plasma-activated water (PAW) is an innovative antimicrobial solution with great potential in enhancing food safety, advancing healthcare, and supporting environmental sustainability. This thesis investigates the inactivation mechanisms of \textit{Escherich ...

EPFL2025

In-Situ FTIR and Laser Induced Fluorescence RONS Characterization of Atmospheric Pressure Nanosecond-Pulsed Surface DBD Plasma for Indirect Treatments of E. Coli

Ivo Furno, Fabio Avino, Lorenzo Ibba, Rita Agus

We study the bactericidal efficacy of surface dielectric barrier discharge low-temperature plasma treatments, powered by nanosecond high voltage pulses. We achieve similar to 4-log reduction in Escherichia coli population, after 10 min treatments, at a dis ...

Springer2024

Implementing water recirculation in a novel portable plasma-activated water reactor enhances antimicrobial effect against Escherichia coli

Alan Howling, Ivo Furno, Fabio Avino, Lorenzo Ibba, Rita Agus, Leonardo Zampieri, Brayden Graham Myers

The need for sustainable and reliable decontamination methods is driven by concerns regarding antibiotic resistance, as well as environmental and cost -efficiency challenges associated with traditional methods. Plasmaactivated water (PAW) holds significant ...

Elsevier Science Sa2024

Combined Characterization of a Plasma Jet: FTIR, Chemical Surveys and Antibacterial Effect

Ivo Furno, Lorenzo Ibba, Rita Agus

Atmospheric pressure low power plasma jets operating in noble gases are a widespread tool in plasma medicine studies. We present experimental results obtained in one such device, which combine physical, chemical and biological measurements to assess the ef ...

2024