High order harmonics in solids

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August undefined, 2024

WebHigh harmonic generation (HHG) is a non-linear process during which a target (gas, plasma, solid or liquid sample) is illuminated by an intense laser pulse. Under such conditions, the … WebDec 16, 2024 · High harmonic generation (HHG) in solids is investigated. We find that interband emission is dominant for the midinfrared laser driver frequencies, whereas intraband emission dominates the… Expand 206 Highly Influential PDF View 4 excerpts, references background and methods Solid-state harmonics beyond the atomic limit G. …

Introduction to theory of high-harmonic generation in solids: tutorial

WebDec 18, 2024 · We investigate the connection between crystal symmetry and temporal and spectral properties of high-order harmonics in solids. We calculate the orientation-dependent harmonic spectrum driven by an intense, linearly polarized infrared laser field, using a momentum-space description of the generation process in terms of strong-field … WebJan 8, 2024 · High order harmonic generation in solids: A review on recent numerical methods January 2024 Advances in Physics: X DOI: Authors: Chao Yu Nanjing University of Science and Technology... greek religious stores selling icons

Scilit Article - Generating high-order optical and spin harmonics ...

WebHigh-harmonic generation in solids can originate from two channels, an intraband current ... In order to better understand the physical processes driving HHG in solids, it is useful to exploreEqs. (1)byusingtheKeldyshapproximation[17],w(t)≈1inEq. (1a). Thisdecouples Eqs. (1) so that they can be formally integrated. WebRecent trends in high-order harmonic generation in solids 1. High harmonic generation in bulk solids. High harmonic generation (HHG) can be induced by focusing an intense … WebFeb 1, 2013 · In a solid, this would correspond to electron–hole pair excitation and de-excitation. However, as we will show, high-order harmonics can be generated solely via the acceleration of the conduction electrons by the field, and the Bragg scattering that occurs repeatedly in high field [ 34 ]. greek renaissance paintings

Theoretical description of high-order harmonic generation in solids …

High harmonic generation - Wikipedia

WebMay 13, 2024 · A 101, 053423 (2024) - Probing structural chirality of crystals using high-order harmonic generation in solids Structural chirality plays an important role in solid-state physics and leads to a variety of novel physics. The feasibility of probing structural chirality of crystals using high harmonic generation in solids is explored in this work. WebWe consider several aspects of high-order harmonic generation in solids: the effects of elastic and inelastic scattering, varying pulse characteristics and inclusion of material … greek reporter newspaper todayWebNov 1, 2024 · High harmonic generation (HHG) from solids shows great application prospects in compact short-wavelength light sources and as a tool for imaging the dynamics in crystals with subnanometer spatial and attosecond temporal resolution. greek renaissance clothing

"WebJan 1, 2024 · There are two main mechanisms leading to HHG in solids that are usually considered. The first one is interband polarization, which has much in common with the three-step model used to explain HHG in the gas phase (Corkum, 1993; Lewenstein et al., 1994; Schafer et al., 1993). " - High order harmonics in solids

High order harmonics in solids

Spectral control of high order harmonics through non-linear …

WebJan 8, 2024 · Since the underlying mechanisms of the harmonic emission remain uncertain, a large number of theoretical studies have been …

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WebIn physics and mathematics, the solid harmonics are solutions of the Laplace equation in spherical polar coordinates, assumed to be (smooth) functions .There are two kinds: the … WebSep 9, 2024 · High-order harmonic generation (HHG) from solids is an emerging research field [ 1, 2, 3 ]. There have been reports of HHG from a variety of materials as a promising new light source as well as its use for spectroscopic studies [ 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22 ].

WebJul 6, 2024 · We theoretically investigate high-order harmonic generation (HHG) in one-dimensional model solids with linearly polarized laser pulses. By identifying crystal … WebNov 19, 2024 · High-harmonic generation from solids Full Record References (56) Cited by (18) Related Research Abstract We report that high-harmonic generation in atomic gases has been studied for decades, and has formed the basis of attosecond science. Observation of high-order harmonics from bulk crystals was, however, reported much more recently, in …

WebAug 17, 2024 · High harmonic generation (HHG) in crystals has revealed a wealth of perspectives such as all-optical mapping of the electronic band structure, ultrafast quantum information, and the creation of all-solid-state attosecond sources. WebFeb 1, 2013 · We reproduce many observed characteristics of high harmonic generation experiments in solids including the formation of only odd harmonics in inversion …

WebWe experimentally demonstrate the generation of elliptically polarized high-order harmonic light from ZnO thin film driven by a linearly polarized mid-infrared (70 fs, 3.6 μm) pulse …

WebMay 15, 2024 · The resonant high-order harmonic generation (HHG) from solid in the periodic potential is investigated by a chirped laser pulse. We show the dependence of the intensity of the resonance peak on the chirp parameters β, and it is found that the increase of the resonant harmonic intensity with β is significantly higher than that of the … greek republic historyWebJun 2, 2024 · We report the observation of an anomalous nonlinear optical response of the prototypical three-dimensional topological insulator bismuth selenide through the process … flower delivery 62269WebApr 15, 2024 · A satellite formation operating in low-altitude orbits is subject to perturbations associated to the higher-order harmonics of the gravitational field, which … greek residence cardWebMar 31, 2024 · The transition metal dichalcogenides have instigated a lot of interest as harmonic generators due to their exceptional nonlinear optical properties. Here, the molybdenum disulfide (MoS2) molecular structures with dopants being in a plasma state are used to demonstrate the generation of intense high-order harmonics. The MoS2 … greek residence permit cardWebJan 8, 2024 · PDF Interaction of intense lasers with solid materials offers an alternative way to achieve high-order harmonic generation (HHG). Since the underlying... Find, read … flower delivery 60657WebHigh-order exceptional points in large arrays of subwavelength resonators. - highEPs/harmonicY.m at master · davies-b/highEPs ... % Y = HARMONICY(N,M,TH,PHI,R) computes the solid spherical harmonic of % degree N and order M, evaluated at each element of inclination TH, % azimuth PHI and radius R. N and M must be scalar integers … flower delivery 60618WebMar 16, 2024 · Houston states [ 20, 21 ], a time-dependent basis set, are known to be suitable states to describe the underlying dynamics in generating the high-order … flower delivery 63021