256 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- University of SzegedHU42 papers
- HUN-REN Wigner Research Centre for PhysicsHU33 papers
- Hungarian Academy of SciencesHU21 papers
- University of DebrecenHU20 papers
- Foundation for Research and Technology HellasGR19 papers
- University of CreteGR14 papers
- Max-Born-Institute for Nonlinear Optics and Short Pulse SpectroscopyDE12 papers
- University of PecsHU12 papers
- Heidelberg UniversityDE11 papers
- Institució Catalana de Recerca i Estudis AvançatsES11 papers
- Institute of Photonic SciencesES11 papers
- Technion – Israel Institute of TechnologyIL10 papers
141 papers
Wave packet motion in a quantized electromagnetic field: Analytic results
Szabolcs Hack, Béla Gábor Pusztai, Krisztina Joós +3
We investigate the dynamics of a charged particle interacting with a multimode quantized electromagnetic field and obtain an analytic solution for the full electron--field system.…
Single attosecond XUV pulse source via light-wave controlled relativistic laser-plasma interaction: Thomson Back Scattering Scheme
Mojtaba Shirozhan, Fabien Quéré, Subhendu Kahaly
Reflecting light off a mirror moving near light speed offers a powerful method for generating bright, ultrashort pulses in the extreme ultraviolet range. Several investigations sho…
Active stabilization for ultralong acquisitions in an attosecond pump-probe beamline
Tamás Csizmadia, Lénárd Gulyás Oldal, Barnabás Gilicze +5
Attosecond time-resolution experiments using noncollinear interferometers require precise and active control of the optical delay to prevent instabilities - including both slow dri…
Indirect probing of light-induced nonadiabatic dynamics in lossy nanocavities
Krisztián Szabó, Csaba Fábri, Gábor J. Halász +1
Light-induced nonadiabatic effects can arise from the interaction of a molecule with the quantized electromagnetic field of a Fabry--Pérot or plasmonic nanocavity. In this context,…
Hidden facts in Landau-Zener transitions revealed by the Riccati Equation
Eric P. Glasbrenner, Yannik Gerdes, Sándor Varró +1
We express the dynamics of the two probability amplitudes in the elementary Landau-Zener problem in terms of the solution of the corresponding Riccati differential equation and ide…
Impact of dipole self-energy on cavity-induced nonadiabatic dynamics
Csaba Fábri, Gábor J. Halász, Jaroslav Hofierka +2
The coupling of matter to the quantized electromagnetic field of a plasmonic or optical cavity can be harnessed to modify and control chemical and physical properties of molecules.…
Quantum state engineering of light using intensity measurements and post-selection
J. Rivera-Dean, Th. Lamprou, E. Pisanty +4
Quantum state engineering of light is of great interest for quantum technologies, particularly generating non-classical states of light, and is often studied through quantum condit…
Squeezed states of light after high-harmonic generation in excited atomic systems
J. Rivera-Dean, H. B. Crispin, P. Stammer +6
High-harmonic generation (HHG) has recently emerged as a promising method for generating non-classical states of light with frequencies spanning from the infrared up to the extreme…
Quantum Optical Aspects of High-Harmonic Generation
Sándor Varró
The interaction of electrons with strong laser fields is usually treated with semiclassical theory, where the laser is represented by an external field. There are analytic solution…
Classical and quantum light-induced non-adiabaticity in molecular systems
Csaba Fábri, András Csehi, Gábor J. Halász +2
The exchange of energy between electronic and nuclear motion is the origin of non-adiabaticity and plays an important role in many molecular phenomena and processes. Conical inters…
Coupling Polyatomic Molecules to Lossy Nanocavities: Lindblad versus Schrödinger description
Csaba Fábri, Attila G. Császár, Gábor J. Halász +2
The use of cavities to impact molecular structure and dynamics has become popular. As cavities, in particular plasmonic nanocavities, are lossy and the lifetime of their modes can…
One-dimensional model potentials optimized for the calculation of the HHG spectrum
Krisztina Sallai, Szabolcs Hack, Szilárd Majorosi +1
Based on the favourable properties of previously used one-dimensional (1D) atomic model potentials, we introduce a novel 1D atomic model potential for the 1D simulation of the quan…
Parametric model for high-order harmonic generation with quantized fields
Ákos Gombkötő, Sándor Varró, Béla Gábor Pusztai +4
A quantum optical model for the high-order harmonic generation is presented, in which both the exciting field and the high harmonic modes are quantized, while the target material a…
Entanglement and squeezing of the optical field modes in high harmonic generation
Philipp Stammer, Javier Rivera-Dean, Andrew S. Maxwell +5
Squeezing of optical fields, used as a powerful resource for many applications, and the radiation properties in the process of high harmonic generation have thus far been considere…
Tunable ultrafast thermionic emission from femtosecond-laser hot spot on a metal surface: role of laser polarization and angle of incidence
Mousumi Upadhyay Kahaly, Saibabu Madas, Boris Mesits +1
Ultrafast laser induced thermionic emission from metal surfaces has several applications. Here, we investigate the role of laser polarization and angle of incidence on the ultrafas…
Impact of Cavity on Molecular Ionization Spectra
Csaba Fábri, Gábor J. Halász, Lorenz S. Cederbaum +1
Ionization phenomena are widely studied for decades. With the advent of cavity technology, the question arises how quantum light affects molecular ionization. As the ionization spe…
Time Resolved Investigation of High Repetition Rate Gas Jet Target For High Harmonic Generation
Balázs Nagyillés, Zsolt Diveki, Arjun Nayak +4
High repetition rate gas targets constitute an essential component in intense laser matter interaction studies. The technology becomes challenging as the repetition rate approaches…
Nonlinear optics using intense optical coherent state superpositions
Theocharis Lamprou, Javier Rivera-Dean, Philipp Stammer +2
Superpositions of coherent light states, are vital for quantum technologies. However, restrictions in existing state preparation and characterization schemes, in combination with d…
Disorder and cavity evolution in single-crystalline Ge during implantation of Sb ions monitored in-situ by spectroscopic ellipsometry
Tivadar Lohner, Attila Nemeth, Zsolt Zolnai +12
Ion implantation has been a key technology for the controlled surface modification of materials in microelectronics and generally, for tribology, biocompatibility, corrosion resist…
Controlled transition to different proton acceleration regimes: near-critical density plasmas driven by circularly polarized few cycle pulse
Shivani Choudhary, Sudipta Mondal, Daniele Margarone +1
We investigate the different facets of ion acceleration by a relativistically intense circularly polarized laser pulse interacting with thin near-critical density plasma targets. O…
Diatomic molecule in a strong infrared laser field: level-shifts and bond-length change due to laser-dressed Morse potential
Sándor Varró, Szabolcs Hack, Gábor Paragi +3
We present a general mathematical procedure to handle interactions described by a Morse potential in the presence of a strong harmonic excitation. We account for permanent and fiel…
Strong laser physics, non-classical light states and quantum information science
Utso Bhattacharya, Theocharis Lamprou, Andrew S. Maxwell +7
Strong laser physics is a research direction that relies on the use of high-power lasers and has led to fascinating achievements ranging from relativistic particle acceleration to…
Ion acceleration with few cycle relativistic laser pulses from foil targets
Sargis Ter-Avetisyan, Parvin Varmazyar, Prashant K. Singh +20
Ion acceleration resulting from the interaction of 11 fs laser pulses of ~35 mJ energy with ultrahigh contrast (<10^-10), and 10^19 W/cm^2 peak intensity with foil targets made of…
Generation of micro-Joule level coherent quasi-continuum extreme ultraviolet radiation using multi-cycle intense laser-atom interactions
Vassilis Tsafas, Theocharis Lamprou, Emmanouil Skantzakis +4
In the present work we report on the current progress of the recently constructed GW attosecond extreme ultraviolet (XUV) source developed at the Institute of Electronic Structure…