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Related papers: Isolating Polaritonic 2D-IR Transmission Spectra

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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

We study a 2D system of trion-polaritons at the quantum level and demonstrate that for monolayer semiconductors they can exhibit a strongly nonlinear optical response. The effect is due to the composite nature of trion-based excitations…

Quantum Physics · Physics 2020-11-11 O. Kyriienko , D. N. Krizhanovskii , I. A. Shelykh

We develop a direct derivation for the primary contribution to the vibrational polarizability for molecules, clusters and other finite systems. The vibrational polarizability is then calculated within the generalized gradient approximation…

Other Condensed Matter · Physics 2007-05-23 Mark R. Pederson , Tunna Baruah , Philip B. Allen , Christian Schmidt

Metal-Insulator-Metal (MIM) plasmonic structures can confine electromagnetic waves to a deep subwavelength regime, enabling strong light-matter interactions with potential applications in nonlinear optics and on-chip photonic circuitry. In…

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…

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

The field of 2D materials-based nanophotonics has been growing at a rapid pace, triggered by the ability to design nanophotonic systems with in situ control, unprecedented degrees of freedom, and to build material heterostructures from…

Polaritons are an emerging platform for exploration of synthetic materials [1] and quantum information processing [2] that draw properties from two disparate particles: a photon and an atom. Cavity polaritons are particularly promising, as…

Intramolecular energy transfer driven by near-field effects plays an important role in applications ranging from biophysics and chemistry to nano-optics and quantum communications. Advances in strong light-matter coupling in molecular…

Mesoscale and Nanoscale Physics · Physics 2025-07-14 Kristin B. Arnardottir , Piper Fowler-Wright , Christos Tserkezis , Brendon W. Lovett , Jonathan Keeling

We employ an exact quantum mechanical simulation technique to investigate a model of cavity-modified chemical reactions in the condensed phase. The model contains the coupling of the reaction coordinate to a generic solvent, cavity coupling…

Quantum Physics · Physics 2023-07-03 Lachlan P. Lindoy , Arkajit Mandal , David R. Reichman

Polaritonic modes in two-dimensional van der Waals materials display short in-plane wavelengths compared with light in free space. As interesting as this may look from both fundamental and applied viewpoints, such large confinement is…

Mesoscale and Nanoscale Physics · Physics 2019-06-10 Eduardo J. C. Dias , F. Javier García de Abajo

In the present work, we analyze the influence of the polarization effects taking place during the course of a 2DIR spectroscopy experiment performed on a molecular system undergoing an intermolecular vibrational energy transfer process.…

Chemical Physics · Physics 2017-08-18 Albert A. Villaeys , Mabrouk Zouari , Kuo Kan Liang

We create exciton-polaritons in a zero-dimensional (0D) microcavity filled with organic ladder-type conjugated polymer in the strong light-matter interaction regime. Photonic confinement at wavelength scale is realized in the longitudinal…

Mesoscale and Nanoscale Physics · Physics 2019-01-23 Fabio Scafirimuto , Darius Urbonas , Ullrich Scherf , Rainer F. Mahrt , Thilo Stöferle

Phonon polaritons are known to emerge at the surfaces of solids under IR irradiation at frequencies close to the optical phonon resonance. Metal, patterned on the top of the polariton-active surface, locally blocks the excitation of the…

We investigate cooperative phenomena and superradiance for vibrational transitions in polar molecule spectroscopy when a high optical-depth (OD) sample is studied. Such cooperativity comes from the build-up of inter-particle coherence…

Atomic Physics · Physics 2015-06-15 Guin-Dar Lin , Susanne F. Yelin

Photonic molecules, i.e. artificial structures composed of coherently coupled optical cavities, are paradigmatic systems for investigating fundamental phenomena across photonics, quantum optics and topological physics. In recent years,…

Optics · Physics 2026-05-06 Tiantong Li , Katia Gallo

Microcavity polaritons are bosonic light-matter particles that can emit coherent radiation without electronic population inversion via bosonic scattering. This phenomenon, known as polariton lasing, strongly depends on the polaritons'…

Optics · Physics 2021-02-09 U. Czopak , M. Prilmüller , C. Schneider , S. Höfling , G. Weihs

We introduce a prototypical model for cavity polaritonic control of ultracold photochemistry by considering the resonant vibrational strong coupling of a rubidium dimer to a terahertz cavity. We demonstrate that at avoided crossings between…

Quantum Gases · Physics 2023-11-21 Vasil Rokaj , Simeon I. Mistakidis , H. R. Sadeghpour

Electrically controlled photonic circuits hold promise for information technologies with greatly improved energy efficiency and quantum information processing capabilities. However, weak nonlinearity and electrical response of typical…

Two dimensional spectroscopy is a powerful dynamical study method that has been developed in the last two decades. In 2D IR there are three experimental time periods during which the system vibrational modes of interest are excited, evolved…

Chemical Physics · Physics 2021-04-12 S. Tahereh Alavi