Low-temperature Plasmas

Our low-temperature plasma research develops solutions for global challenges in high-tech manufacturing, environment, and medicine, through coupling advanced plasma sensing with simulations.

About the Research Area

Low-temperature plasmas (LTPs) have the ability to generate and deliver reactive atomic and molecular species, UV, charged particles, and electric fields to biological targets under ambient conditions. LTPs can stimulate specific biological responses by producing Reactive Oxygen and Nitrogen Species (RONS), which mediate many physiological processes such as cell-to-cell signalling, immune response, wound healing, and cell death. These plasma-produced species are expected to mimic the functions of their native counterparts and offer unique synergies capable of stimulating specific biological responses. Our research focuses on understanding the plasma-driven mechanisms of action and engineering controllable plasma delivery strategies to enhance clinical therapies. We collaborate with many partners on this theme.

Low-temperature Plasmas Publications

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The challenge of revealing and tailoring the dynamics of radio-frequency plasmas. Gans, T; O’Connell, D; Schulz-Von Der Gathen, V; Waskoenig, J. Plasma Sources Science and Technology 2010

Diagnostic based modelling of radio-frequency driven atmospheric pressure plasmas. Niemi, K; Reuter, S; Graham, L.M; Waskoenig, J; Knake, N; Schulz-Von Der Gathen, V; Gans, T. Journal of Physics D: Applied Physics 2010

Reactive amine surfaces for biosensor applications, prepared by plasma-enhanced chemical vapour modification of polyolefin materials. Volcke, C; Gandhiraman, R.P; Gubala, V; Raj, J; Cummins, Th; Fonder, G; Nooney, R.I; Mekhalif, Z; Herzog, G; Daniels, S; Arrigan, D.W.M; Cafolla, A.A; Williams, D.E. Biosensors and Bioelectronics 2010

Using the resonance hairpin probe and pulsed photodetachment technique as a diagnostic for negative ions in oxygen plasma. Conway, J; Sirse, N; Karkari, S.K; Turner, M.M. Plasma Sources Science and Technology 2010

Comparison of pilot and industrial scale atmospheric pressure glow discharge systems including a novel electro-acoustic technique for process monitoring. Tynan, J; Law, V.J; Ward, P; Hynes, A.M; Cullen, J; Byrne, G; Daniels, S; Dowling, D.P. Plasma Sources Science and Technology 2010

Excitation dynamics of micro-structured atmospheric pressure plasma arrays. Boettner, H; Waskoenig, J; O’Connell, D; Kim, T.L; Tchertchian, P.A; Winter, J; Schulz-Von Der Gathen, V. Journal of Physics D: Applied Physics 2010

Diagnostic-based modeling on a micro-scale atmospheric-pressure plasma jet. Waskoenig, J; Niemi, K; Knake, N; Graham, L.M; Reuter, S; Schulz-Von Der Gathen, V; Gans, T. Pure and Applied Chemistry 2010

The influence of the relative phase between the driving voltages on electron heating in asymmetric dual frequency capacitive discharges. Ziegler, D; Trieschmann, J; Mussenbrock, T; Brinkmann, R.P; Schulze, J; Czarnetzki, U; Semmler, E; Awakowicz, P; O’Connell, D; Gans, T. Plasma Sources Science and Technology 2010

Performance of a floating hairpin probe in strongly magnetized plasma. Karkari, S.K; Gogna, G.S; Boilson, D; Turner, M.M; Simonin, A. Contributions to Plasma Physics 2010

Non-invasive VHF monitoring of low-temperature atmospheric pressure plasma. Law, V.J; Daniels, S; Walsh, J.L; Kong, M.G; Graham, L.M; Gans, T. Plasma Sources Science and Technology 2010

Study of stochastic heating in single frequency capacitive discharges. Sharma, S; Turner, M.M. 37th EPS Conference on Plasma Physics 2010, EPS 2010 2010

Real-time control of electron density in low pressure plasma. Zhang, Y; Holohan, A; Keville, B; Daniels, S. European Conference of Chemical Engineering, ECCE’10, European Conference of Civil Engineering, ECCIE’10, European Conference of Mechanical Engineering, ECME’10, European Conference of Control, ECC’10 2010

Theory and application of hairpin probe in strongly magnetized plasma. Gogna, G.S; Karkari, S.K; Boilson, D; Turner, M.M. 37th EPS Conference on Plasma Physics 2010, EPS 2010 2010

Properties of a constricted anode plasma source. Mujawar, M.A; Karkari, S.K; Turner, M.M. 37th EPS Conference on Plasma Physics 2010, EPS 2010 2010

A 2-D scalable, VHF/UHF compatible, capacitively coupled plasma source for large-area applicaiton. Ellingboe, A.R; Gaman, C; Ofarrell, D; Green, F; OHara, N; Ryan, K; Monaghan, E; Gilmore, T; Rudden, T; Michna, T. 37th EPS Conference on Plasma Physics 2010, EPS 2010 2010

Hairpin probe in conjunction with laser photo-detachment technique for negative ion density measurement. Sirse, N; Conway, J; Karkari, S.K; Turner, M.M. 37th EPS Conference on Plasma Physics 2010, EPS 2010 2010

Cold atmospheric pressure plasma jet interactions with plasmid DNA. O’Connell, D; Cox, L.J; Hyland, W.B; McMahon, S.J; Reuter, S; Graham, W.G; Gans, T; Currell, F.J. Applied Physics Letters 2011

Cold atmospheric pressure plasma jets as sources of singlet delta oxygen for biomedical applications. Sousa, J.S; Niemi, K; Cox, L.J; Algwari, Q.Th; Gans, T; O’Connell, D. Journal of Applied Physics 2011

The role of helium metastable states in radio-frequency driven helium-oxygen atmospheric pressure plasma jets: Measurement and numerical simulation. Niemi, K; Waskoenig, J; Sadeghi, N; Gans, T; O’Connell, D. Plasma Sources Science and Technology 2011

Disinfection of meticillin-resistant Staphylococcus aureus and Staphylococcus epidermidis biofilms using a remote non-thermal gas plasma. Cotter, J.J; Maguire, P; Soberon, F; Daniels, S; O’Gara, J.P; Casey, E. Journal of Hospital Infection 2011

Energetic electron avalanches and mode transitions in planar inductively coupled radio-frequency driven plasmas operated in oxygen. Zaka-Ul-Islam, M; Niemi, K; Gans, T; O’Connell, D. Applied Physics Letters 2011

The temporal evolution in plasma potential during laser photo-detachment used to diagnose electronegative plasma. Sirse, N; Karkari, S.K; Mujawar, M.A; Conway, J; Turner, M.M. Plasma Sources Science and Technology 2011

Influence of plasma chemistry on oxygen triplets. Milosavljević, V; Ellingboe, A.R; Daniels, S. European Physical Journal D 2011

Characterisation of thin film silicon films deposited by plasma enhanced chemical vapour deposition at 162 MHz, using a large area, scalable, multi-tile-electrode plasma source. Monaghan, E; Michna, T; Gaman, C; O’Farrel, D; Ryan, K; Adley, D; Perova, T.S; Drews, B; Jaskot, M; Ellingboe, A.R. Thin Solid Films 2011

Passive acoustic diagnostics of an atmospheric pressure linear field jet including analysis in the time-frequency domain. O’Connor, N; Daniels, S. Journal of Applied Physics 2011

Electron dynamics in a radio-frequency-driven microatmospheric pressure plasma jet. Schaper, L; Waskoenig, J; Kong, M.G; Schulz-Von Der Gathen, V; Gans, T. IEEE Transactions on Plasma Science 2011