Plasmon mediated coherent population oscillations in molecular aggregates

D Timmer, M Gittinger, T Quenzel, S Stephan… - Nature …, 2023 - nature.com
The strong coherent coupling of quantum emitters to vacuum fluctuations of the light field
offers opportunities for manipulating the optical and transport properties of nanomaterials …

Map** the dynamics of energy relaxation in exciton–polaritons using ultrafast two-dimensional electronic spectroscopy

S Dhamija, M Son - Chemical Physics Reviews, 2024 - pubs.aip.org
Exciton–polaritons are quasiparticles that are formed by strong interactions between light
and electronic transitions of matter. Polariton states exhibit the characteristics of both …

Quantum dynamics simulations of the 2D spectroscopy for exciton polaritons

ME Mondal, ER Koessler, J Provazza… - The Journal of …, 2023 - pubs.aip.org
We develop an accurate and numerically efficient non-adiabatic path-integral approach to
simulate the non-linear spectroscopy of exciton–polariton systems. This approach is based …

Polariton spectra under the collective coupling regime. I. Efficient simulation of linear spectra and quantum dynamics

ME Mondal, AN Vamivakas, ST Cundiff… - The Journal of …, 2025 - pubs.aip.org
We outline two general theoretical techniques to simulate polariton quantum dynamics and
optical spectra under the collective coupling regimes described by a Holstein–Tavis …

Charge delocalization and vibronic couplings in quadrupolar squaraine dyes

D Timmer, F Zheng, M Gittinger, T Quenzel… - Journal of the …, 2022 - ACS Publications
Squaraines are prototypical quadrupolar charge-transfer chromophores that have recently
attracted much attention as building blocks for solution-processed photovoltaics, fluorescent …

Ultrafast Time-Domain Spectroscopy Reveals Coherent Vibronic Couplings upon Electronic Excitation in Crystalline Organic Thin Films

S Souri, D Timmer, DC Lünemann… - The Journal of …, 2024 - ACS Publications
The coherent coupling between electronic excitations and vibrational modes of molecules
largely affects the optical and charge transport properties of organic semiconductors and …

Phase-cycling and double-quantum two-dimensional electronic spectroscopy using a common-path birefringent interferometer

D Timmer, DC Lünemann, M Gittinger, A De Sio… - Optica, 2024 - opg.optica.org
Ultrafast spectroscopy provides unique access to the coherent dynamics of atomic,
molecular, and solid state quantum systems. A most powerful, yet experimentally …

Ultrafast Coherent Exciton Couplings and Many-Body Interactions in Monolayer WS2

D Timmer, M Gittinger, T Quenzel, AR Cadore… - Nano Letters, 2024 - ACS Publications
Transition metal dichalcogenides (TMDs) are quantum confined systems with interesting
optoelectronic properties, governed by Coulomb interactions in the monolayer (1L) limit …

Facilitating excited-state plasmonics and photochemical reaction dynamics

NL Warren, U Yunusa, AB Singhal… - Chemical Physics …, 2024 - pubs.aip.org
Continuously advancing technologies is crucial to tackling modern challenges such as
efficient energy transfer, directing catalytic behavior, and better understanding of …

[HTML][HTML] Disentangling collective coupling in vibrational polaritons with double quantum coherence spectroscopy

T Schnap**er, C Falvo, M Kowalewski - The Journal of chemical …, 2024 - pubs.aip.org
Vibrational polaritons are formed by strong coupling of molecular vibrations and photon
modes in an optical cavity. Experiments have demonstrated that vibrational strong coupling …