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The electromagnetic field in an optical cavity can dramatically modify and even control chemical reactivity via vibrational strong coupling (VSC). Since the typical vibration and cavity frequencies are considerably higher than thermal…

Quantum Physics · Physics 2021-09-29 Peiyun Yang , Jianshu Cao

We present a microscopic theory that aims to explain the vibrational strong coupling (VSC) modified reaction rate constant. The analytic theory is based on a mechanistic conjecture that cavity modes promote the transition from the ground…

Quantum Physics · Physics 2023-05-16 Wenxiang Ying , Michael A. D. Taylor , Pengfei Huo

Understanding the mechanism of chemical reaction rate modulation by vibrational strong coupling (VSC) has been the focus of several recent studies. However, a definitive explanation for the mode-specificity of VSC still eludes us. In this…

Chemical Physics · Physics 2026-03-11 Subhadip Mondal , Atul Kumar , Srihari Keshavamurthy

In this thesis, we use classical, semi-classical and quantum-mechanical methods to simulate chemical reaction dynamics inside of an optical cavity. Within such a cavity, by selectively coupling vibrational modes of the reactants to the…

Chemical Physics · Physics 2024-02-08 Andrew C. Hunt

In vibrational strong coupling (VSC), molecular vibrations strongly interact with the modes of an optical cavity to form hybrid light-matter states known as vibrational polaritons. Experiments show that the kinetics of thermally activated…

Quantum Physics · Physics 2021-05-04 Matthew Du , Jorge A. Campos-Gonzalez-Angulo , Joel Yuen-Zhou

In this paper we develop quantum dynamical methods capable of treating the dynamics of chemically reacting systems in an optical cavity in the vibrationally strong-coupling (VSC) limit at finite temperatures and in the presence of a…

Quantum Physics · Physics 2025-02-11 Lachlan P. Lindoy , Arkajit Mandal , David R. Reichman

In the regime of ensemble vibrational strong coupling (VSC), a macroscopic number $N$ of molecular transitions couple to each resonant cavity mode, yielding two hybrid light-matter (polariton) modes, and a reservoir of $N-1$ dark states…

Chemical Physics · Physics 2020-04-03 Jorge Campos-Gonzalez-Angulo , Raphael F. Ribeiro , Joel Yuen-Zhou

Here we present a fundamental study on how the ground-state chemical reactivity of a molecule can be modified in a QED scenario, i.e., when it is placed inside a cavity and there is strong coupling between the cavity field and vibrational…

Quantum Physics · Physics 2019-06-25 Javier Galego , Clàudia Climent , Francisco J. Garcia-Vidal , Johannes Feist

For a small fraction of hot CO2 molecules immersed in a liquid-phase CO2 thermal bath, classical cavity molecular dynamics simulations show that forming collective vibrational strong coupling (VSC) between the C=O asymmetric stretch of CO2…

Chemical Physics · Physics 2021-05-11 Tao E. Li , Abraham Nitzan , Joseph E. Subotnik

Vibrational strong coupling (VSC) provides a novel means to modify chemical reactions and energy transfer pathways. To efficiently model chemical dynamics under VSC in the collective regime, herein a hybrid quantum mechanical/molecular…

Chemical Physics · Physics 2022-12-29 Tao E. Li , Sharon Hammes-Schiffer

Recent experiments showed that the chemical reaction rate is modified, either increased or decreased, by strongly coupling a nuclear vibration mode to the single mode of an optical cavity. Herein we investigate how the rate of an…

Chemical Physics · Physics 2020-05-04 Nguyen Thanh Phuc , Pham Quang Trung , Akihito Ishizaki

Recent advances in polaritonic chemistry suggest that chemical reactions can be controlled via collective vibrational strong coupling (VSC) in a cavity. In this fully analytical work, we demonstrate that the collective vibrations of a…

Quantum Physics · Physics 2025-04-15 Vasil Rokaj , Ilia Tutunnikov , H. R. Sadeghpour

Polariton chemistry may provide a new means to control molecular reactivity, permitting remote, reversible modification of reaction energetics, kinetics, and product yields. A considerable body of experimental and theoretical work has…

Chemical Physics · Physics 2023-10-26 Ashley P. Fidler , Liying Chen , Alexander M. McKillop , Marissa L. Weichman

The field of vibrational polariton chemistry was firmly established in 2016 when a chemical reaction rate at room temperature was modified within a resonantly tuned infrared cavity without externally driving the system. Despite intense…

Chemical Physics · Physics 2021-07-20 Derek S Wang , Susanne F Yelin

The magnitude of the rate of chemical reactions also depends on the position in the gravitational field, where a chemical reaction is being carried out. At weaker gravitational field rate of reaction is greater than the rate of reaction at…

Chemical Physics · Physics 2024-07-15 Mirza Wasif Baig

We consider the problem of photon creation from vacuum inside an ideal cavity with vibrating walls in the resonance case, taking into account the interaction between the resonant field mode and a detector modeled by a quantum harmonic…

Quantum Physics · Physics 2015-06-12 A. S. M. de Castro , A. Cacheffo , V. V. Dodonov

Recent experiments have demonstrated that vibrational strong coupling (VSC) between molecular vibrations and the optical cavity field can modify vibrational energy transfer (VET) processes in molecular systems. However, the underlying…

Chemical Physics · Physics 2024-11-25 Qi Yu , Dong H. Zhang , Joel M. Bowman

Under vibrational strong coupling (VSC), the formation of molecular polaritons may significantly modify the photo-induced or thermal properties of molecules. In an effort to understand these intriguing modifications, both experimental and…

Chemical Physics · Physics 2022-04-07 Tao E. Li , Abraham Nitzan , Joseph E. Subotnik

It has been experimentally demonstrated that reaction rates for molecules embedded in microfluidic optical cavities are altered when compared to rates observed under "ordinary" reaction conditions. However, precise mechanisms of how strong…

Quantum Physics · Physics 2022-04-22 Eric W. Fischer , Janet Anders , Peter Saalfrank

A quantum simulation of vibrational strong coupling (VSC) in the collective regime via thermostatted ring-polymer molecular dynamics (TRPMD) is reported. For a collection of liquid-phase water molecules resonantly coupled to a single…

Chemical Physics · Physics 2022-03-08 Tao E. Li , Abraham Nitzan , Sharon Hammes-Schiffer , Joseph E. Subotnik
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