Annemie Bogaerts
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View article: Short cold atmospheric plasma treatment preserves vascular quiescence in 3D tumor-stroma-endothelial models of pancreatic cancer in vitro and in ovo
Short cold atmospheric plasma treatment preserves vascular quiescence in 3D tumor-stroma-endothelial models of pancreatic cancer in vitro and in ovo Open
Pancreatic ductal adenocarcinoma (PDAC) features a dense desmoplastic stroma, limiting drug delivery and promoting chemoresistance. While anti-angiogenic strategies have shown limited success, underexplored pro-angiogenic approaches may im…
Plasma‐Based NH <sub>3</sub> Cracking: A Better Insight in the Performance by Chemical Kinetics Modeling Open
This study examines performance characteristics of (warm‐)plasma‐based NH 3 cracking using a detailed plasma chemical kinetics model across a wide range of gas temperatures ( T g = 1000–6000 K) and electron temperatures ( T e = 0–3.5 eV, i…
A laser-induced fluorescence study of the NO and O densities and their kinetics in a pulsed N<sub>2</sub>–O<sub>2</sub> microwave plasma Open
Ground state NO(X) and O(2p P) kinetics in a fully modulated (50% duty cycle at 500 Hz) surfaguide microwave discharge of 50%–50% N 2 –O 2 gas mixture were studied using laser-induced fluorescence (LIF) and two-photon absorption LIF (TALIF…
Preheating applied on a 915 MHz CO2 microwave plasma: Unlocking the potential for heat recycling in plasma systems Open
We investigated the effects of inlet gas preheating on plasma performance in a vortex-stabilized 915 MHz CO2 microwave plasma reactor. Spatially resolved spectroscopic measurements of the plasma were employed to understand how preheating a…
RePlaChem: A dimensionality reduction library for plasma chemical mechanisms Open
In this work, we present RePlaChem, a software library for reducing detailed large-scale plasma chemical mechanisms to smaller skeletal ones. The library parses a plasma chemical mechanism in the well-established format compatible with the…
Effects of Nitro-Oxidative Stress on Biomolecules: Part 2—Reactive Molecular Dynamics Simulations Open
In this review article, statistical mechanisms of oxidative modification reactions in various organic compounds under the influence of reactive oxygen species (ROS) generated by cold atmospheric plasma (CAP) are investigated and analyzed b…
C2H4 synthesis through catalytic C2H2 hydrogenation in post-CH4 plasma streams: performance of noble and non-noble catalysts Open
This work investigates the post-plasma catalytic hydrogenation of C2H2 into C2H4 from CH4, H2, and C2H2 mixtures designed to emulate effluents from plasma reactors used for non-oxidative CH4 coupling. Four noble and non-noble metal catalys…
Dose‐dependent induction of epithelial‐mesenchymal transition in <span>3D</span> melanoma models by non‐thermal plasma treatment Open
Despite the promising results of non‐thermal plasma (NTP) devices for cancer therapy, the potential adverse effects of NTP irradiation have remained unexplored, including the effects on epithelial‐mesenchymal transition (EMT) and subsequen…
View article: Modeling Plasma-Induced Modifications in Alginate Biopolymers at the Atomic Scale
Modeling Plasma-Induced Modifications in Alginate Biopolymers at the Atomic Scale Open
This study investigates the impact of reactive oxygen species produced by nonthermal plasma on biopolymers using computer simulations. Specifically, reactive molecular dynamics simulations are employed to study the interaction between oxyg…
Capturing the Heterogeneity of the PDAC Tumor Microenvironment: Novel Triple Co-Culture Spheroids for Drug Screening and Angiogenic Evaluation Open
Pancreatic ductal adenocarcinoma (PDAC) presents significant treatment challenges due to its desmoplastic reaction, which impedes therapeutic effectiveness, highlighting the need for advanced vitro models to better mimic the complex tumor …
The effect of cysteine oxidation on conformational changes of SARS-CoV-2 spike protein using atomistic simulations Open
The SARS-CoV-2 Spike (S) protein plays a central role in viral entry into host cells, making it a key target for therapeutic interventions. Oxidative stress, often triggered during viral infections, can cause oxidation of cysteine in this …
View article: Perspectives and Emerging Trends in Plasma Catalysis: Facing the Challenge of Chemical Production Electrification
Perspectives and Emerging Trends in Plasma Catalysis: Facing the Challenge of Chemical Production Electrification Open
Electrification of chemical production requires the development of innovative solutions, with plasma catalysis being among them. This perspective summarizes many years of studies and discussions made in the frame of the ERC Synergy project…
Plasma-Assisted Non-Oxidative Coupling of Methane: Effects of Bead Size Distribution and Operating Pressure in a Co-axial DBD Open
A co-axial packed-bed DBD reactor was used to conduct plasma-assisted non-oxidative coupling of methane (NOCM) utilizing glass beads as packing material at a fixed plasma power of 30 W. The influence on NOCM of five different bead size dis…
Machine learning-based prediction and optimization of plasma-catalytic dry reforming of methane in a dielectric barrier discharge reactor Open
We developed an innovative machine learning (ML) model, including a supervised learning (SL) and reinforcement learning (RL) model, to predict and optimize the plasma-catalytic dry reformation of methane (DRM) over Ni/Al2O3 catalysts in a …
Techno-economic and life-cycle assessment for syngas production using sustainable plasma-assisted methane reforming technologies Open
This study assesses the techno-economic and environmental viability of plasma-assisted methane reforming for syngas production, finding oxy-CO 2 reforming the most effective and bi-reforming promising for clean, cost-efficient syngas produ…
Afterglow quenching in plasma-based dry reforming of methane: a detailed analysis of the post-plasma chemistry <i>via</i> kinetic modelling Open
Chemical kinetics modelling of the afterglow of a CO 2 –CH 4 plasma reveals that cooling in excess CO 2 alters the product distribution through the water gas shift reaction, while mixing of cold gas can improve the conversion by using the …
Machine learning-based prediction and optimization of plasma-based conversion of CO <sub>2</sub> and CH <sub>4</sub> in an atmospheric pressure glow discharge plasma Open
A uniform machine learning model based on several datasets across different CO 2 and CH 4 conversion reactions in an atmospheric pressure glow discharge plasma was developed to advance plasma-based CO 2 and CH 4 conversion.
Vibrationally excited molecule–metal surface reactions in heterogeneous and plasma catalysis: going beyond the Fridman–Macheret <i>α</i> model Open
Vibrational excitation of reactants can play an important role in increasing the reactivity in heterogeneous and plasma catalysis. Here, a critical look is taken on how to model this chemical process.
Plasma catalysis: what is needed to create synergy? Open
In this paper, we describe the critical limitations towards plasma–catalyst synergy and suggest possible solutions.
Dry reforming of methane in gliding arc plasma: bridging thermal and post-plasma catalysis Open
This study compares thermal and post-plasma catalysis for dry reforming of methane (DRM) using nickel–alumina catalyst spheres.
View article: Electrification of fertilizer production <i>via</i> plasma-based nitrogen fixation: a tutorial on fundamentals
Electrification of fertilizer production <i>via</i> plasma-based nitrogen fixation: a tutorial on fundamentals Open
Plasma-based nitrogen fixation, leveraging non-thermal plasma technologies, offers a promising alternative to conventional processes, with the potential to decentralize fertilizer production, reduce CO 2 emissions, and employ renewable ene…
Selective catalytic hydrogenation of C <sub>2</sub> H <sub>2</sub> from plasma-driven CH <sub>4</sub> coupling without extra heat: mechanistic insights from micro-kinetic modelling and reactor performance Open
Selective C 2 H 4 synthesis from a nanosecond pulsed CH 4 plasma followed by catalytic C 2 H 2 hydrogenation: micro-kinetic modelling and reactor performance.
View article: Introduction to understanding and new approaches to create synergy between catalysis and plasma themed collection
Introduction to understanding and new approaches to create synergy between catalysis and plasma themed collection Open
Annemie Bogaerts, Gabriele Centi and Jason Hicks introduce the EES Catalysis themed collection on understanding and new approaches to create synergy between catalysis and plasma.