Laser Plasmas and Spectroscopy

Our research is focused on the interaction of intense lasers with matter, in all of its forms. Current applications include finding novel materials for next generation semiconductor manufacturing and laser based methods for contaminant analysis and removal from wind turbine blades.

About the Research Area

When an intense laser interacts with matter (in all of its forms), a set of complex optical and plasma processes are set in motion. By spectroscopically analysing the light emitted (or absorbed) during the interaction these processes can be understood, and even manipulated. A host of applications are enabled in areas as diverse as energy generation, manufacturing, novel materials and environmental monitoring. We collaborate widely with international laboratories and industrial partners on all aspects of the work from theory to experiment to translation.

Research Projects

Laser Clean Project – https://laserclean.ie/

Laser Plasmas and Spectroscopy Publications

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Evaluation of different nonspecific binding blocking agents deposited inside poly(methyl methacrylate) microfluidic flow-cells. Le, N.C.H; Gubala, V; Gandhiraman, R.P; Daniels, S; Williams, D.E. Langmuir 2011

Modification of Auger decay of Neon under strong X-ray radiation. Nikolopoulos, L.A.A; Kelly, T.J; Costello, J.T. Journal of Physics: Conference Series 2012

Above-threshold two-colour ionization signal of singly charged neon. Richardson, V; Costello, J.T; Nikolopoulos, L.A.A; Düsterer, S; Cubaynes, D; Meyer, M; Li, W.B. Journal of Physics: Conference Series 2012

Enhanced shock wave detection sensitivity for laser-produced plasmas in low pressure ambient gases using interferometry. Hough, P; Kelly, T.J; Fallon, C; McLoughlin, C; Hayden, P; Kennedy, E.T; Mosnier, J.P; Harilal, S.S; Costello, J.T. Measurement Science and Technology 2012

Stark shifts and transition probabilities within the KrI spectrum. Milosavljević, V; Simić, Z; Daniels, S; Dimitrijević, M.S. Monthly Notices of the Royal Astronomical Society 2012

A new time-dependent finite-difference method for relativistic shock acceleration. Delaney, S; Dempsey, P; Duffy, P; Downes, T.P. Monthly Notices of the Royal Astronomical Society 2012

PECVD coatings for functionalization of point-of-care biosensor surfaces. Gandhiraman, R.P; Gubala, V; O’Mahony, C.C; Cummins, Th; Raj, J; Eltayeb, A; Doyle, C; James, B; Daniels, S; Williams, D.E. Vacuum 2012

Improving the sensitivity of immunoassays with PEG-COOH-like film prepared by plasma-based technique. O’Mahony, C.C; Gubala, V; Gandhiraman, R.P; Daniels, S; Yuk, J.S; MacCraith, B.D; Williams, D.E. Journal of Biomedical Materials Research – Part A 2012

Tetraethyl orthosilicate and acrylic acid forming robust carboxylic functionalities on plastic surfaces for biodiagnostics. Coyle, C; Gandiraman, R.P; Gubala, V; Le, N.C.H; O’Mahony, C.C; Doyle, C; James, B; Swift, P; Daniels, S; Williams, D.E. Plasma Processes and Polymers 2012

Room temperature deposition of tunable plasmonic nanostructures by atmospheric pressure jet plasma. O Connor, N; Gandhiraman, R.P; Doyle, C; James, B; Williams, D.E; Daniels, S. Journal of Materials Chemistry 2012

Spectroscopic evaluation of electron density and temperature of a laser plasma source in the vacuum ultraviolet. Khater, M.A; Kennedy, E.T. European Physical Journal Plus 2012

Laser processing of quartz for microfluidic device fabrication. Ben Azouz, A; Vázquez, M; Paull, B; Brabazon, D. Advanced Materials Research 2012

Ultrafast X-ray pulse characterization at free-electron lasers. Grguraš, I; Maier, A.R; Behrens, C; Mazza, T; Kelly, T.J; Radcliffe, P; Düsterer, S; Kazansky, A.K; Kabachnik, N.M; Tschentscher, T; Costello, J.T; Meyer, M; Hoffmann, M.C; Schlarb, H; Cavalieri, A.L. Nature Photonics 2012

Angle-resolved electron spectroscopy of laser-assisted auger decay induced by a few-femtosecond x-ray pulse. Meyer, M; Radcliffe, P; Tschentscher, T; Costello, J.T; Cavalieri, A.L; Grguras, I; Maier, A.R; Kienberger, R; Bozek, J; Bostedt, C; Schorb, S; Coffee, R; Messerschmidt, M; Roedig, C; Sistrunk, E; Di Mauro, L.F; Doumy, G; Ueda, K; Wada, S; Düsterer, S; Kazansky, A.K; Kabachnik, N.M. Physical Review Letters 2012

LIAD-fs scheme for studies of ultrafast laser interactions with gas phase biomolecules. Calvert, C.R; Belshaw, L; Duffy, M.J; Kelly, O; King, R.B; Smyth, A.G; Kelly, T.J; Costello, J.T; Timson, D.J; Bryan, W.A; Kierspel, T; Rice, P; Turcu, I.C.E; Cacho, C.M; Springate, E; Williams, I.D; Greenwood, J.B. Physical Chemistry Chemical Physics 2012

Atomic photoionization in combined intense XUV free-electron and infrared laser fields. Radcliffe, P; Arbeiter, M; Li, W.B; Düsterer, S; Redlin, H; Hayden, P; Hough, P; Richardson, V; Costello, J.T; Fennel, T; Meyer, M. New Journal of Physics 2012

Controlling core hole relaxation dynamics via intense optical fields. Mazza, T; Papamihail, K.G; Radcliffe, P; Li, W.B; Kelly, T.J; Costello, J.T; Düsterer, S; Lambropoulos, P; Meyer, M. Journal of Physics B: Atomic, Molecular and Optical Physics 2012

Dichroism in the above-threshold two-colour photoionization of singly charged neon. Richardson, V; Li, W.B; Kelly, T.J; Costello, J.T; Nikolopoulos, L.A.A; Düsterer, S; Cubaynes, D; Meyer, M. Journal of Physics B: Atomic, Molecular and Optical Physics 2012