Search Results - "Walke, D. J."
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Chirp-control of resonant high-order harmonic generation in indium ablation plumes driven by intense few-cycle laser pulses
Published in Optics express (11-06-2018)“…We have studied high-order harmonic generation (HHG) in an indium ablation plume driven by intense few-cycle laser pulses centered at 775 nm as a function of…”
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Generation and measurement of isolated attosecond pulses with enhanced flux using a two colour synthesized laser field
Published in Optics express (03-08-2020)“…We have generated isolated attosecond pulses and performed attosecond streaking measurements using a two-colour synthesized laser field consisting of a strong…”
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Synchronized pulses generated at 20eV and 90eV for attosecond pump-probe experiments
Published in Nature photonics (30-06-2015)“…The development of attosecond pulses across different photon energies is an essential precursor to performing pump-probe attosecond experiments in complex…”
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Synchronized pulses generated at 20 eV and 90 eV for attosecond pump–probe experiments
Published in Nature photonics (01-06-2015)“…Researchers have synchronized XUV and VUV attosecond pulses simultaneously generated by high-harmonic generation. Such pulses with different photon energies…”
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Hard X-ray induced fast secondary electron cascading processes in solids
Published in Applied physics letters (10-09-2018)“…Recent studies confirmed that the materials used in the extreme UV and soft X-ray regime for precise characterization of intense free-electron laser pulses…”
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Enhanced attosecond pulse generation in the vacuum ultraviolet using a two-colour driving field for high harmonic generation
Published in Journal of modern optics (30-03-2018)“…High-harmonic radiation in the extreme ultraviolet and soft X-ray spectral regions can be used to generate attosecond pulses and to obtain structural and…”
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Synchronized pulses generated at 20 eV and 90 eV for attosecond pump–probe experiments
Published in Nature photonics (18-05-2015)Get full text
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Correlation Driven Transient Hole Dynamics Resolved in Space and Time in the Isopropanol Molecule
Published 13-05-2021“…Phys. Rev. X 11, 031048 (2021) The possibility of suddenly ionized molecules undergoing extremely fast electron hole dynamics prior to significant structural…”
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Accurate prediction of X-ray pulse properties from a free-electron laser using machine learning
Published in Nature communications (05-06-2017)“…Free-electron lasers providing ultra-short high-brightness pulses of X-ray radiation have great potential for a wide impact on science, and are a critical…”
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Towards XUV pump-probe experiments in the femtosecond to sub-femtosecond regime: New measurement of the helium two-photon ionization cross-section
Published in Chemical physics letters (01-09-2017)“…[Display omitted] •We show the two-photon ionization of helium with a 1 femtosecond laser pulse.•We extracted a two-photon ionization cross-section in…”
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Correlation-Driven Transient Hole Dynamics Resolved in Space and Time in the Isopropanol Molecule
Published in Physical review. X (01-09-2021)“…The possibility of suddenly ionized molecules undergoing extremely fast electron hole (or hole) dynamics prior to significant structural change was first…”
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Machine learning applied to single-shot x-ray diagnostics in an XFEL
Published 11-10-2016“…Nature Communications 8, 15461 (2017) X-ray free-electron lasers (XFELs) are the only sources currently able to produce bright few-fs pulses with tunable…”
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