English
Related papers

Related papers: A solid-state high harmonic generation spectromete…

200 papers

Interferometry is a fundamental technique in physics, enabling precise measurements through the interference of waves. High-harmonic generation (HHG) in solids has emerged as a powerful method for probing ultrafast electronic dynamics…

Squeezed state in harmonic systems can be generated through a variety of techniques, including varying the oscillator frequency or using nonlinear two-photon Raman interaction. We focus on these two techniques to drive an initial thermal…

Quantum Physics · Physics 2021-05-04 Léonce Dupays , Aurélia Chenu

The creation of light-matter hybrid states, polaritons, in a cavity offers new intriguing opportunities to manipulate the electronic structure and electron dynamics of atoms and molecules. Here, we investigate the effect of electronic…

Quantum Physics · Physics 2025-07-30 Paul A. Albrecht , Eric W. Fischer , Tillmann Klamroth , Peter Saalfrank

High harmonic generation (HHG) has become a multipurpose source of coherent XUV radiation used in various applications. One of the notable aspects of HHG is its wide spectrum consisting of many harmonic orders. This might represent a…

An analytic description of high harmonic generation (HHG) in solids induced by intense low-frequency pulses is presented within an adiabatic approach, which treats laser-matter interactions nonperturbatively. We derive the analytical…

Optics · Physics 2026-01-01 A. V. Flegel , Liang-Wen Pi , M. V. Frolov

Coherent electron cooling is an ultra-high-bandwidth form of stochastic cooling which utilizes the charge perturbation from Debye screening as a seed for a free-electron laser. The amplified and frequency-modulated signal that results from…

Accelerator Physics · Physics 2015-03-19 Stephen Webb , Gang Wang , Vladimir Litvinenko

High harmonic generation (HHG) is a unique and useful process in which infrared or visible radiation is frequency up converted into the extreme ultraviolet and x ray spectral regions. As a parametric process, high harmonic generation should…

Optics · Physics 2013-10-07 Avner Fleischer , Ofer Kfir , Tzvi Diskin , Pavel Sidorenko , Oren Cohen

Plasma surface high-order harmonics generation (SHHG) driven by intense laser pulses on plasma targets enables a high-quality extreme ultraviolet source with high pulse energy and outstanding spatiotemporal coherence. Optimizing the…

Plasma Physics · Physics 2024-11-01 Lili Fan , Ziwei Wang , Chenfei Liao , Jingwei Wang

A quasi-optical (QO) test bench was designed, simulated, and calibrated for characterizing S-parameters of devices in the 220-330 GHz (WR-3.4) frequency range, from room temperature down to 4.8 K. The devices were measured through vacuum…

Room temperature operation is mandatory for any optoelectronics technology which aims to provide low-cost compact systems for widespread applications. In recent years, an important technological effort in this direction has been made in…

Because the commonly adopted viewpoint that the Keldysh parameter $\gamma $ determines the dynamical regime in strong field physics has long been demonstrated to be misleading, one can ask what happens as relevant physical parameters, such…

Atomic Physics · Physics 2013-10-18 E. A. Bleda , I. Yavuz , Z. Altun , T. Topcu

We present a study of photon statistics associated with high-order harmonic generation (HHG) involving one-mode and intermodal correlations of the high harmonic photons. The aim of the paper is to give insight into the nonclassical…

Quantum Physics · Physics 2021-09-15 Ákos Gombkötő , Péter Földi , Sándor Varró

We report here on results of experimental-theoretical investigation of high-order harmonic generation (HHG) in layers of CdSe semiconductor quantum dots of different sizes and a reference bulk CdSe thin film. We observe a strong decrease in…

We present theoretical predictions of high-order harmonic generation (HHG) resulting from the interaction of short femtosecond laser pulses with metal nanotips. It has been demonstrated that high energy electrons can be generated using…

Recent developments on intense laser sources is opening a new field of optical sciences. An intense coherent light beam strongly interacting with the matter causes a coherent motion of a particle, forming a strongly dressed excited…

Quantum Physics · Physics 2017-10-23 Hidemasa Yamane , Satoshi Tanaka , Michelangelo Domina , Roberto Passante , Tomio Petrosky

Among the global efforts to directly detect dark matter, the only positive claim so far relies on NaI(Tl) crystal detectors, making this technology of particular interest. ASTAROTH is a project aimed at developing the next generation of…

Instrumentation and Detectors · Physics 2026-02-09 F. Alessandria , F. B. Armani , S. Coelli , D. Cortis , D. D'Angelo , E. Martinenghi , M. Monti , D. Orlandi , M. Sorbi , V. Toso , A. Zani

High-harmonic generation (HHG) in solids has rapidly emerged as a promising platform for creating compact attosecond sources and probing ultrafast electron dynamics. Resonant metasurfaces are essential for enhancement of the otherwise small…

We theoretically investigate high-harmonic generation (HHG) in honeycomb-lattice graphene models when subjected to a DC electric field. By integrating the quantum master equation with the Boltzmann equation, we develop a numerical method to…

Mesoscale and Nanoscale Physics · Physics 2024-07-16 Minoru Kanega , Masahiro Sato

We report a coherent layer-by-layer high-order harmonic generation (HHG) build-up in artificially stacked transition metal dichalcogenides (TMDC) crystals in their various stacking configurations. In the experiments, millimeter-sized single…

The operation of resistive and phase-change memory (RRAM and PCM) is controlled by highly localized self-heating effects, yet detailed studies of their temperature are rare due to challenges of nanoscale thermometry. Here we show that the…

‹ Prev 1 8 9 10 Next ›