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High harmonic generation (HHG) in solids has recently emerged as a powerful all-optical approach for probing material properties and ultrafast electron dynamics in quantum systems. It has been widely applied for studying two-dimensional and…

光学 · 物理学 2026-04-28 Eyal Uzner , Ofer Neufeld

Chiroptical responses of helical superstructures are determined by collective behaviors of the individual building blocks. In this paper, we present a full theoretical description of the collective resonance in superstructures. We use the…

光学 · 物理学 2020-02-28 Xuxing Lu , Weixiang Ye , Wenlong You , Hao Xie , Zhihong Hang , Yun Lai , Weihai Ni

Determining the local coordination of the active site is a pre-requisite for the reliable modeling of single-atom catalysts (SACs). Obtaining such information is difficult on powder-based systems, so much emphasis is placed on density…

The latest advances in the field of photonics have enabled the simulation of an increasing number of quantum models in photonic systems, turning them into an important tool for realizing exotic quantum phenomena. In this paper we suggest…

量子物理 · 物理学 2021-11-29 Juan Zurita , Charles Creffield , Gloria Platero

Cooperative coupling between optical emitters and light fields is one of the outstanding goals in quantum technology. It is both fundamentally interesting for the extraordinary radiation properties of the participating emitters and has many…

原子物理 · 物理学 2014-12-10 Christian Stehle , Claus Zimmermann , Sebastian Slama

We present a solid state system which spontaneously generates remarkable engraving patterns on the surface of Ge. The layered construction, with a metal film on the Ge surface, results in coupling of the metal catalyzed etching reaction…

材料科学 · 物理学 2024-06-03 Yilin Wong , Giovanni Zocchi

Field induced assembly of reconfigurable structures with complex hierarchical configurations has recently become an area of intense research with the promise for exciting applications in programmable self-assembly and nano/microstructure…

软凝聚态物质 · 物理学 2026-01-14 Indira Barros , Sayanth Ramachandran , Indrani Chakraborty

We develop a time-dependent theory to investigate electron dynamics and photoionization processes of diatomic molecules interacting with strong laser fields including electron-electron correlation effects. We combine the recently formulated…

化学物理 · 物理学 2016-02-02 Henrik R. Larsson , Sebastian Bauch , Lasse Kragh Sørensen , Michael Bonitz

This paper complements the study of single top production at the LHC aiming to estimate the sensitivity of different observables to the magnitude of the effective couplings. In a previous paper the dominant $W$-gluon fusion mechanism was…

高能物理 - 唯象学 · 物理学 2008-11-26 D. Espriu , J. Manzano

Strong and ultra-strong coupling in "cavity - single atom" system are of great interest for both fundamental and applied physics. It is considered that the increase in the coupling strength between a cavity mode and an atom leads, first, to…

量子物理 · 物理学 2023-06-21 A. S. Belashov , E. S. Andrianov , A. A. Zyablovsky

Unraveling a descriptor that is correlated with catalytic reactivity is essential for fast screening for the optimal catalysts for a given catalytic reaction. Herein, we propose bond-derived orbitalwise coordination number…

材料科学 · 物理学 2018-05-04 Deyao Wu , Cunku Dong , Xi-Wen Du

We report results of \textit{ab initio} electronic structure and quantum conductance calculations indicating the emergence of conduction at the surface of semiconducting carbon foams. Occurrence of new conduction states is intimately linked…

材料科学 · 物理学 2015-06-18 Zhen Zhu , Zacharias G. Fthenakis , Jie Guan , David Tománek

We identify a class of covalent functionalizations that preserves or controls the conductance of single-walled metallic carbon nanotubes. [2+1] cycloadditions can induce bond cleaving between adjacent sidewall carbons, recovering in the…

材料科学 · 物理学 2009-11-11 Young-Su Lee , Nicola Marzari

The electronic structure of C_(4N+2) carbon rings exhibits competing many-body effects of Huckel aromaticity, second-order Jahn-Teller and Peierls instability at large sizes. This leads to possible ground state structures with aromatic,…

原子与分子团簇 · 物理学 2009-11-06 Tommaso Torelli , Lubos Mitas

When investigating the mode of hydrogen activation by [Fe] hydrogenases, not only the chemical reactivity at the active site is of importance but also the large-scale conformational change between the so-called open and closed…

生物物理 · 物理学 2015-08-05 Arndt Robert Finkelmann , Hans Martin Senn , Markus Reiher

The interaction between carbon and screw dislocations in tungsten is investigated using ab initio calculations. The presence of carbon atoms in the vicinity of the dislocation induces a reconstruction, with the dislocation relaxing to a…

材料科学 · 物理学 2021-06-14 Guillaume Hachet , Lisa Ventelon , François Willaime , Emmanuel Clouet

We study the dynamics of water confined between hydrophobic flat surfaces at low temperature. At different pressures, we observe different behaviors that we understand in terms of the hydrogen bonds dynamics. At high pressure, the formation…

软凝聚态物质 · 物理学 2015-05-13 Giancarlo Franzese , Francisco de los Santos

Unravelling the origins of single-atom catalyst reactivity is a central challenge in heterogeneous catalysis research. A key question is whether the activity arises solely from atomic isolation or from distinct structural and electronic…

材料科学 · 物理学 2026-03-16 Jakub Planer , Dominik Hrůza , Tadeáš Lesovský , Ayesha Jabeen , Jan Čechal , Zdeněk Jakub

A microscopic configuration-interaction (CI) methodology is introduced to enable bottom-up Schroedinger-equation emulation of unconventional superconductivity in ultracold optical traps. We illustrate the method by exploring the properties…

量子气体 · 物理学 2017-05-24 Benedikt B. Brandt , Constantine Yannouleas , Uzi Landman

Diamond and diamond-like carbon (DLC) coatings are widely employed for their exceptional mechanical, thermal and chemical properties, but their industrial application is often limited by weak adhesion to metallic substrates. In this work,…

材料科学 · 物理学 2026-01-21 Elisa Damiani , Margherita Marsili , Maria Clelia Righi