Raphael F. Ribeiro
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View article: Excited State Dynamics of CO <sub>2</sub> Reduction Catalyst under Vibrational Strong Coupling
Excited State Dynamics of CO <sub>2</sub> Reduction Catalyst under Vibrational Strong Coupling Open
Molecular polaritons, formed by coupling molecular electronic or vibrational transitions to photonic modes in microcavities, have gained interest for their potential to influence chemical dynamics. Here, we investigate the effects of vibra…
View article: Polaritonic Control of Blackbody Infrared Radiative Dissociation
Polaritonic Control of Blackbody Infrared Radiative Dissociation Open
Vibrational strong light-matter coupling offers a promising approach for controlling chemical reactivity with infrared microcavities. While recent research has examined potential mechanisms for this phenomenon, many important questions rem…
View article: Mode-specific versus local heating effects in infrared laser driven reactions
Mode-specific versus local heating effects in infrared laser driven reactions Open
Using an infrared laser to control a molecule's reactivity by targeting specific vibrational modes has long been of interest to chemists. Rapid intramolecular vibrational energy redistribution (IVR) in molecules poses significant challenge…
View article: Fano Resonance in CO<sub>2</sub> Reduction Catalyst Functionalized Quantum Dots
Fano Resonance in CO<sub>2</sub> Reduction Catalyst Functionalized Quantum Dots Open
Molecular catalyst functionalized semiconductor quantum dots (QDs) are a promising modular platform for developing novel hybrid photocatalysts. The interaction between adsorbed catalyst vibrations and the QD electron intraband absorption c…
View article: Collision-induced spectroscopy and radiative association in microcavities
Collision-induced spectroscopy and radiative association in microcavities Open
Polariton chemistry has emerged as a new approach to directing molecular systems via strong light-matter interactions in confined photonic media. In this work, we implement a classical electrodynamics-molecular dynamics method to investiga…
View article: Topological advantage for adsorbate chemisorption on conjugated chains
Topological advantage for adsorbate chemisorption on conjugated chains Open
Topological matter offers opportunities for control of charge and energy flow with implications for chemistry still incompletely understood. In this work, we study an ensemble of adsorbates with an empty frontier level (LUMO) coupled to th…
View article: When do molecular polaritons behave like optical filters?
When do molecular polaritons behave like optical filters? Open
This review outlines under what circumstances molecular polaritons act, in part, as optical filters. When these circumstances are met, the “polaritonic” phenomena can generally be explained via the principles of linear optics.
View article: Theory of vibronic adsorbate-surface Fano resonances
Theory of vibronic adsorbate-surface Fano resonances Open
Inspired by recent visible pump - infrared probe spectra reported for molecular catalysts adsorbed to quantum dots, we introduce a theory of non-equilibrium vibronic Fano resonances arising from the interference of quantum dot excited-stat…
View article: Polaritonic control of blackbody infrared radiative dissociation
Polaritonic control of blackbody infrared radiative dissociation Open
Vibrational strong light-matter coupling offers a promising approach for controlling chemical reactivity with infrared microcavities. While recent research has examined potential mechanisms for this phenomenon, many important questions rem…
View article: Theoretical formulation of chemical equilibrium under vibrational strong coupling
Theoretical formulation of chemical equilibrium under vibrational strong coupling Open
Experiments have suggested that strong interactions between molecular ensembles and infrared microcavities can be employed to control chemical equilibria. Nevertheless, the primary mechanism and key features of the effect remain largely un…
View article: Coherent transient exciton transport in disordered polaritonic wires
Coherent transient exciton transport in disordered polaritonic wires Open
Excitation energy transport can be significantly enhanced by strong light–matter interactions. In the present work, we explore intriguing features of coherent transient exciton wave packet dynamics on a lossless disordered polaritonic wire…
View article: Coherent transient exciton transport in disordered polaritonic wires
Coherent transient exciton transport in disordered polaritonic wires Open
Excitation energy transport can be significantly enhanced by strong light-matter interactions. In the present work, we explore intriguing features of coherent transient exciton wave packet dynamics on a lossless disordered polaritonic wire…
View article: Stochastic Metholodgy Shows Molecular Interactions Protect 2D Polaritons
Stochastic Metholodgy Shows Molecular Interactions Protect 2D Polaritons Open
We introduce stochastic techniques that enable the simulations of polaritons resulting from placing giant 2D molecular aggregate crystals with $10^8$ interacting excitonic dyes in realistic multi-mode cavities. We show that the intermolecu…
View article: Vibrational polariton transport in disordered media
Vibrational polariton transport in disordered media Open
Chemical reactions and energy transport phenomena have been experimentally reported to be significantly affected by strong light–matter interactions and vibrational polariton formation. These quasiparticles exhibit nontrivial transport phe…
View article: Theoretical Analysis of Exciton Wave Packet Dynamics in Polaritonic Wires
Theoretical Analysis of Exciton Wave Packet Dynamics in Polaritonic Wires Open
We present a comprehensive study of the exciton wave packet evolution in disordered lossless polaritonic wires. Our simulations reveal signatures of ballistic, diffusive, and subdiffusive exciton dynamics under strong light-matter coupling…
View article: Chemical equilibrium under vibrational strong coupling
Chemical equilibrium under vibrational strong coupling Open
We introduce a theory of chemical equilibrium in optical microcavities, which allows us to relate equilibrium reaction quotients in different electromagnetic environments. Our theory shows that in planar microcavities under strong coupling…
View article: Theoretical Analysis of Exciton Wave Packet Dynamics in Polaritonic Wires
Theoretical Analysis of Exciton Wave Packet Dynamics in Polaritonic Wires Open
We present a comprehensive study of exciton wave packet evolution in disordered lossless polaritonic wires. Our simulations reveal signatures of ballistic, diffusive, and subdiffusive exciton dynamics under strong light-matter coupling and…
View article: Vibrational polariton transport in disordered media
Vibrational polariton transport in disordered media Open
Chemical reactions and energy transport phenomena have been experimentally reported to be significantly affected by strong light-matter interactions and vibrational polariton formation. These quasiparticles exhibit nontrivial transport phe…
View article: Multimode polariton effects on molecular energy transport and spectral fluctuations
Multimode polariton effects on molecular energy transport and spectral fluctuations Open
View article: Strong light-matter interaction effects on molecular ensembles
Strong light-matter interaction effects on molecular ensembles Open
Despite the potential paradigm breaking capability of microcavities to control chemical processes, the extent to which photonic devices change properties of molecular materials is still unclear, in part due to challenges in modeling hybrid…
View article: Enhanced optical nonlinearities under collective strong light-matter coupling
Enhanced optical nonlinearities under collective strong light-matter coupling Open
Optical microcavities and metallic nanostructures have been shown to\nsignificantly modulate the dynamics and spectroscopic response of molecular\nsystems. We present a study of the nonlinear optics of a model consisting of\n$N$ anharmonic…
View article: Computational method for highly constrained molecular dynamics of rigid bodies: Coarse-grained simulation of auxetic two-dimensional protein crystals
Computational method for highly constrained molecular dynamics of rigid bodies: Coarse-grained simulation of auxetic two-dimensional protein crystals Open
The increasing number of protein-based metamaterials demands reliable and efficient theoretical and computational methods to study the physicochemical properties they may display. In this regard, we develop a simulation strategy based on M…
View article: Intermolecular vibrational energy transfer enabled by microcavity strong light–matter coupling
Intermolecular vibrational energy transfer enabled by microcavity strong light–matter coupling Open
Atypical vibrational interactions Vibrational energy transfer (VET) between solute molecules is generally unfavorable in liquids because of weak intermolecular forces. Xiang et al. measured the two-dimensional infrared spectrum of a molecu…
View article: Intermolecular Vibrational Energy Transfer Enabled by Microcavity Strong Light-Matter Coupling
Intermolecular Vibrational Energy Transfer Enabled by Microcavity Strong Light-Matter Coupling Open
The datasets are for the work by UCSD Xiong lab and Yuen lab, where light-matter strong coupling enables selective liquid-phase intermolecular energy transfer which is virtually absent in nature.
View article: Intermolecular Vibrational Energy Transfer Enabled by Microcavity Strong Light-Matter Coupling
Intermolecular Vibrational Energy Transfer Enabled by Microcavity Strong Light-Matter Coupling Open
The datasets are for the work by UCSD Xiong lab and Yuen lab, where light-matter strong coupling enables selective liquid-phase intermolecular energy transfer which is virtually absent in nature.
View article: Correction: Polariton chemistry: controlling molecular dynamics with optical cavities
Correction: Polariton chemistry: controlling molecular dynamics with optical cavities Open
Correction for ‘Polariton chemistry: controlling molecular dynamics with optical cavities’ by Raphael F. Ribeiro et al., Chem. Sci., 2018, 9, 6325–6339, DOI: 10.1039/C8SC01043A.
View article: Manipulating optical nonlinearities of molecular polaritons by delocalization
Manipulating optical nonlinearities of molecular polaritons by delocalization Open
The macroscopic control of optical nonlinearity is achieved in a cavity polariton due to its delocalized nature.
View article: Remote Control of Chemistry in Optical Cavities
Remote Control of Chemistry in Optical Cavities Open
View article: Resonant enhancement of thermally-activated chemical reactions via vibrational polaritons
Resonant enhancement of thermally-activated chemical reactions via vibrational polaritons Open
In the regime of ensemble vibrational strong coupling (VSC), a large number $N\gg1$ of molecular transitions couple to each cavity mode, yielding two hybrid light-matter (polariton) modes, and a macroscopic reservoir of $N-1$ dark states w…
View article: Correction: Polariton chemistry: controlling molecular dynamics with optical cavities
Correction: Polariton chemistry: controlling molecular dynamics with optical cavities Open
Correction for ‘Polariton chemistry: controlling molecular dynamics with optical cavities’ by Raphael F. Ribeiro, et al., Chem. Sci., 2018, 9, 6325–6339.