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Related papers: Ab initio methods for polariton chemistry

200 papers

Polaritonic chemistry is an interdisciplinary emerging field that presents several challenges and opportunities in chemistry, physics, and engineering. A systematic review of polaritonic response theory is presented, following a chemical…

Chemical Physics · Physics 2023-05-08 Matteo Castagnola , Rosario R. Riso , Alberto Barlini , Enrico Ronca , Henrik Koch

Strong coupling between various kinds of material excitations and optical modes has recently shown potential to modify chemical reaction rates in both excited and ground states. The ground-state modification in chemical reaction rates has…

Polaritons are quantum mechanical superpositions of photon states with elementary excitations in molecules and solids. The light-matter admixture causes a characteristic frequency-momentum dispersion shared by all polaritons irrespective of…

Exciton-polaritons are mutually interacting quantum hybridizations of confined photons and electronic excitations. Here we demonstrate a system of optically guided, electrically polarized exciton-polaritons ('dipolaritons') that displays up…

Mesoscale and Nanoscale Physics · Physics 2018-04-18 Itamar Rosenberg , Dror Liran , Yotam Mazuz-Harpaz , Kenneth West , Loren Pfeiffer , Ronen Rapaport

Molecular polaritons, hybrid light-matter states resulting from strong cavity coupling of optical transitions, may provide a new route to guide chemical reactions. However, demonstrations of cavity-modified reactivity in clean benchmark…

Chemical Physics · Physics 2024-08-20 Liying Chen , Ashley P. Fidler , Alexander M. McKillop , Marissa L. Weichman

Exciton-polaritons are hybrid elementary excitations of light and matter that, thanks to their nonlinear properties, enable a plethora of physical phenomena ranging from room temperature condensation to superfluidity. While polaritons are…

Mesoscale and Nanoscale Physics · Physics 2022-03-23 Davide Nigro , Vincenzo D'Ambrosio , Daniele Sanvitto , Dario Gerace

Despite recent numerical evidence, one of the fundamental theoretical mysteries of polaritonic chemistry is how and if collective strong coupling can induce local changes of the electronic structure to modify chemical properties. Here we…

Strong cavity coupling of gas-phase molecules will enable studies of benchmark chemical processes under strong light-matter interactions with a high level of experimental control and no solvent effects. We recently demonstrated the…

Chemical Physics · Physics 2023-10-26 Adam D. Wright , Jane C. Nelson , Marissa L. Weichman

The formation of hybrid light-molecule states (polaritons) offers a new strategy to manipulate the photochemistry of molecules. To fully exploit its potential, one needs to build a toolbox of polaritonic phenomenologies that supplement…

Mesoscale and Nanoscale Physics · Physics 2018-11-20 Jacopo Fregoni , Giovanni Granucci , Emanuele Coccia , Maurizio Persico , Stefano Corni

A remote energy transfer pathway from electronic to vibrational degrees of freedom is identified inside an infrared optical cavity under vibrational strong coupling conditions. This mechanism relies on the dynamical Casimir effect, whereby…

Quantum Physics · Physics 2024-03-19 Tao E. Li

Recent years have witnessed a surge of experimental and theoretical interest in controlling the properties of matter, such as its chemical reactivity, by confining it in optical cavities, where the enhancement of the light-matter coupling…

Polaritons are quasi-particles originating from the coupling of light with matter that demonstrated quantum phenomena at the many-particle mesoscopic level, such as BEC and superfluidity. A highly sought and long-time missing feature of…

We demonstrate a new type of transition within the strong coupling regime, which alters the coupling mechanism in multimode cavities. We show that this transition drastically modifies the Hamiltonian describing the polaritons, such that…

Mesoscale and Nanoscale Physics · Physics 2021-06-16 M. Balasubrahmaniyam , C. Genet , T. Schwartz

Molecular strong coupling offers exciting prospects in physics, chemistry and materials science. Whilst attention has been focused on developing realistic models for the molecular systems, the important role played by the entire photonic…

Polariton thermalization is a key process in achieving light-matter Bose--Einstein condensation, spanning from solid-state semiconductor microcavities at cryogenic temperatures to surface plasmon nanocavities with molecules at room…

It is widely assumed that photons cannot be manipulated using electric or magnetic fields. Even though hybridization of photons with electronic polarization to form exciton-polaritons has paved the way to a number of ground-breaking…

We show how to simulate a model of many molecules with both strong coupling to many vibrational modes and collective coupling to a single photon mode. We do this by combining process tensor matrix product operator methods with a mean-field…

Quantum Gases · Physics 2022-10-24 Piper Fowler-Wright , Brendon W. Lovett , Jonathan Keeling

Engineering strong interactions between optical photons is a great challenge for quantum science. Envisioned applications range from the realization of photonic gates for quantum information processing to synthesis of photonic quantum…

Mesoscale and Nanoscale Physics · Physics 2019-11-26 Patrick Knüppel , Sylvain Ravets , Martin Kroner , Stefan Fält , Werner Wegscheider , Atac Imamoglu

Intermolecular bonds are weak compared to covalent bonds, but they are strong enough to influence the properties of large molecular systems. In this work, we investigate how strong light-matter coupling inside an optical cavity can modify…

Chemical Physics · Physics 2021-03-17 Tor S. Haugland , Christian Schäfer , Enrico Ronca , Angel Rubio , Henrik Koch

The way molecules absorb, transfer, and emit light can be modified by coupling them to optical cavities. The extent of the modification is often defined by the cavity-molecule coupling strength, which depends on the number of coupled…

Optics · Physics 2021-06-11 Adarsh B Vasista , Kishan S Menghrajani , William L Barnes