Explanipedia

Correlation of Plasma Temperature in Laser-Induced Breakdown Spectroscopy with the Hydrophobic Properties of Silicone Rubber Insulators Open

Olga Kokkinaki, Panagiotis Siozos, N. Mavrikakis, Kiriakos Siderakis, Kyriakos Mouratis , et al. · 2024

In this study, we have investigated the relationship between the plasma temperature in remote laser-induced breakdown spectroscopy (LIBS) experiments and the hydrophobic properties of silicone rubber insulators (SIRs). Contact angle and LI…

Generation of Energetic Highly Elliptical Extreme Ultraviolet Radiation Open

Emmanouil Vassakis, Ioannis Orfanos, I. Liontos, E. Skantzakis · 2021

In this study, the generation of energetic coherent extreme ultraviolet (XUV) radiation with the potential for controlled polarization is reported. The XUV radiation results from the process of high harmonic generation (HHG) in a gas phase…

Generation of energetic highly elliptical extreme ultraviolet radiation Open

Emmanouil Vassakis, Ioannis Orfanos, I. Liontos, D. Charalambidis, P. Tzallas , et al. · 2021

In this study the generation of energetic coherent extreme ultraviolet (XUV) radiation with controlled polarization, is reported. The XUV radiation results from the process of high harmonic generation (HHG), in a gas phase atomic medium, d…

Quantum-Optical Spectrometry in Relativistic Laser–Plasma Interactions Using the High-Harmonic Generation Process: A Proposal Open

Theocharis Lamprou, Rodrigo López-Martens, Stefan Haessler, I. Liontos, Subhendu Kahaly , et al. · 2021

Quantum-optical spectrometry is a recently developed shot-to-shot photon correlation-based method, namely using a quantum spectrometer (QS), that has been used to reveal the quantum optical nature of intense laser–matter interactions and c…

Phase-Matching for Generation of Isolated Attosecond XUV and Soft-X-Ray Pulses with Few-Cycle Drivers Open

Johannes Schötz, Benjamin Förg, Wolfgang Schweinberger, I. Liontos, Hafiz M. A. Masood , et al. · 2020

Isolated attosecond pulses (IAPs) produced through laser-driven high-harmonic generation (HHG) hold promise for unprecedented insight into biological processes via attosecond x-ray diffraction with tabletop sources. However, efficient scal…

Non-linear processes in the extreme ultraviolet Open

Ioannis Orfanos, Ioannis Makos, I. Liontos, E. Skantzakis, Balázs Major , et al. · 2020

Recent developments in extreme ultraviolet (XUV) and x-ray radiation sources have pushed pulse energies and durations to unprecedented levels that opened up the era of non-linear XUV and x-ray optics.In this quest, laser driven high order …

Α 10-gigawatt attosecond source for non-linear XUV optics and XUV-pump-XUV-probe studies Open

Ioannis Makos, Ioannis Orfanos, Arjun Nayak, Jasper Peschel, Balázs Major , et al. · 2020

Strong-field effects induced in the extreme ultraviolet domain Open

Ioannis Makos, Ioannis Orfanos, E. Skantzakis, I. Liontos, P. Tzallas , et al. · 2020

Motivated by the achieved high intensities of novel extreme ultraviolet (XUV) radiation sources, such as free electron lasers and laser-driven high harmonic generation beamlines, we elaborate on their perspective in inducing observable str…

A perspective on high photon flux nonclassical light and applications in nonlinear optics Open

Theocharis Lamprou, I. Liontos, N. Papadakis, P. Tzallas · 2020

Nonclassical light sources have a vital role in quantum optics as they offer a unique resource for studies in quantum technology. However, their applicability is restricted by their low intensity, while the development of new schemes produ…

Phase-matching mechanism for high-harmonic generation in the overdriven regime driven by few-cycle laser pulses Open

Johannes Schötz, Benjamin Förg, Wolfgang Schweinberger, I. Liontos, Hafiz M. A. Masood , et al. · 2019

Isolated attosecond pulses (IAPs) produced through laser-driven high-harmonic generation (HHG) hold promise for unprecedented insight into biological processes via attosecond x-ray diffraction with tabletop sources. However, efficient scal…

Quantum path interferences in high-order harmonic generation from aligned diatomic molecules Open

Stefanos Chatziathanasiou, I. Liontos, E. Skantzakis, Subhendu Kahaly, Mousumi Upadhyay Kahaly , et al. · 2019

Electron quantum path interferences in strongly laser-driven aligned\nmolecules and their dependence on the molecular alignment is an essential open\nproblem in strong-field molecular physics. Here, we demonstrate an approach\nwhich provid…

Attosecond pulse metrology Open

Ioannis Orfanos, Ioannis Makos, I. Liontos, E. Skantzakis, Benjamin Förg , et al. · 2019

The long-standing scientific quest of real-time tracing electronic motion and dynamics in all states of matter has been remarkably benefited by the development of intense laser-based pulsed sources with a temporal resolution in the attosec…

Ultimate Limit in the Spectral Resolution of Extreme Ultraviolet Frequency Combs Open

C. Corsi, I. Liontos, Marco Bellini, Stefano Cavalieri, Pablo Cancio Pastor , et al. · 2017

We present the results of direct interferometric measurements on the pulse-to-pulse phase jitter of a metrological, fiber-based, infrared (IR) frequency comb. We show that the short-time evolution of such phase fluctuations, which cannot b…

An ultrastable Michelson interferometer for high-resolution spectroscopy in the XUV Open

C. Corsi, I. Liontos, Stefano Cavalieri, Marco Bellini, G. Venturi , et al. · 2015

We developed an ultra-stable and accurately-controllable Michelson interferometer to be used in a deeply unbalanced arm configuration for split-pulse XUV Ramsey-type spectroscopy with high-order laser harmonics. The implemented active and …

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