Gaussian-Type Orbital Calculations for High Harmonic Generation in Vibrating Molecules: Benchmarks for H2.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of chemical theory and computation"
DOI: 10.1021/acs.jctc.1c00837
Abstract: The response of the hydrogen molecular ion, H2+, to few-cycle laser pulses of different intensities is simulated. To treat the coupled electron-nuclear motion, we use adiabatic potentials computed with Gaussian-type basis sets together with a… read more here.
Keywords: nuclear motion; basis; time; type basis ... See more keywords
Ab Initio Cluster Approach for High Harmonic Generation in Liquids
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Chemical Theory and Computation"
DOI: 10.1021/acs.jctc.2c00235
Abstract: High harmonic generation (HHG) takes place in all phases of matter. In gaseous atomic and molecular media, it has been extensively studied and is very well understood. In solids, research is ongoing, but a consensus… read more here.
Keywords: cluster approach; initio cluster; high harmonic; harmonic generation ... See more keywords
Optical Control of High-Harmonic Generation at the Atomic Thickness
Sign Up to like & getrecommendations! Published in 2022 at "Nano Letters"
DOI: 10.1021/acs.nanolett.2c02711
Abstract: High-harmonic generation (HHG), an extreme nonlinear optical phenomenon beyond the perturbation regime, is of great significance for various potential applications, such as high-energy ultrashort pulse generation with outstanding spatiotemporal coherence. However, efficient active control of… read more here.
Keywords: high harmonic; generation; hhg; harmonic generation ... See more keywords
Controlling the orbital angular momentum of high harmonic vortices
Sign Up to like & getrecommendations! Published in 2017 at "Nature Communications"
DOI: 10.1038/ncomms14970
Abstract: Optical vortices, which carry orbital angular momentum (OAM), can be flexibly produced and measured with infrared and visible light. Their application is an important research topic for super-resolution imaging, optical communications and quantum optics. However,… read more here.
Keywords: oam beams; controlling orbital; angular momentum; orbital angular ... See more keywords
Subwavelength coherent imaging of periodic samples using a 13.5 nm tabletop high-harmonic light source
Sign Up to like & getrecommendations! Published in 2017 at "Nature Photonics"
DOI: 10.1038/nphoton.2017.33
Abstract: Coherent diffractive imaging of periodic samples is demonstrated with a tabletop, 13.5 nm high-harmonic source. With a novel image reconstruction technique, the record high spatial resolution of 12.6 nm is achieved in the extreme-ultraviolet region. read more here.
Keywords: tabletop high; periodic samples; source; high harmonic ... See more keywords
High-harmonic generation: The bright side of downsizing
Sign Up to like & getrecommendations! Published in 2017 at "Nature Physics"
DOI: 10.1038/nphys4131
Abstract: The shorter the antenna, the higher the frequency — so what happens when nanoantennas hit optical frequencies? One answer may lead to high-harmonic generation without the need for high-powered lasers. read more here.
Keywords: generation bright; bright side; side downsizing; harmonic generation ... See more keywords
High-harmonic generation in amorphous solids
Sign Up to like & getrecommendations! Published in 2017 at "Nature Communications"
DOI: 10.1038/s41467-017-00989-4
Abstract: High-harmonic generation in isolated atoms and molecules has been widely utilized in extreme ultraviolet photonics and attosecond pulse metrology. Recently, high-harmonic generation has been observed in solids, which could lead to important applications such as… read more here.
Keywords: harmonic generation; amorphous solids; generation; generation amorphous ... See more keywords
Spatial molecular interferometry via multidimensional high-harmonic spectroscopy
Sign Up to like & getrecommendations! Published in 2020 at "Nature Photonics"
DOI: 10.1038/s41566-019-0584-2
Abstract: Interferometry is a basic tool to resolve coherent properties in a wide range of light or matter wave phenomena. In the strong-field regime, interferometry serves as a fundamental building block in revealing ultrafast electron dynamics.… read more here.
Keywords: interferometry; field; spectroscopy; high harmonic ... See more keywords
Role of Majorana fermions in high-harmonic generation from Kitaev chain.
Sign Up to like & getrecommendations! Published in 2022 at "Scientific reports"
DOI: 10.1038/s41598-022-10465-9
Abstract: The observation of Majorana fermions as collective excitations in condensed-matter systems is an ongoing quest, and several state-of-the-art experiments have been performed in the last decade. As a potential avenue in this direction, we simulate… read more here.
Keywords: chain; spectroscopy; high harmonic; kitaev ... See more keywords
High harmonic generations by laser in xenon clusters
Sign Up to like & getrecommendations! Published in 2020 at "AIP Advances"
DOI: 10.1063/1.5118758
Abstract: Surface plasmon resonance enhanced high harmonic generation of intense short pulse lasers in xenon clusters is investigated. A laser prepulse partially ionizes the cluster atoms, turning them into plasma balls. As the main pulse arrives,… read more here.
Keywords: field; xenon clusters; surface plasmon; high harmonic ... See more keywords
Circularly polarized high harmonic generation through virtual circular birefringence
Sign Up to like & getrecommendations! Published in 2021 at "Applied Physics Letters"
DOI: 10.1063/5.0053660
Abstract: We suggest a macroscopic scheme for generating circularly polarized high harmonics. The scheme uses a superposition of circularly polarized pump beams with different spatial modes, realizing a perturbed linearly polarized field which rotates along the… read more here.
Keywords: circular birefringence; circularly polarized; virtual circular; polarized high ... See more keywords