160 citations · 796 across the 37 of their papers we have counts for
40 papers
Exceptional points in dissipative coupling polaron-polaritons
A. J. Vega-Carmona, D. A. Mendoza, A. Camacho-Guardian +1
Understanding how strong correlations and dissipation combine to shape collective quantum excitations is a central challenge in many-body physics. We investigate the effect of diss…
Charged Bose polarons at finite momentum
Grover Andrade-Sánchez, Arturo Camacho-Guardian
Charged impurities in quantum fluids have unveiled new classes of strongly correlated many-body states across condensed matter, ultracold gases, and hybrid atom-ion platforms. Whil…
Lattice polarons with extended interactions
Enrique I. Ramírez-Juárez, Genaro Lopez-Olivera, Luis A. Peña Ardila +1
Lattice impurities have recently emerged as a platform in which polarons unveil new quantum many-body states absent in free space and can serve to probe strongly correlated matter.…
Observation of low-lying impurity states in Bose-Einstein condensates
A. M. Morgen, S. S. Balling, M. T. Strøe +6
Impurities embedded in a Bose-Einstein Condensate (BEC) of 39K atoms are investigated with a pump-probe ejection spectroscopy sequence. The spectroscopic signal exhibits a strong f…
Intercavity phonons and dynamics in coupled polariton cavities
Iliana Carmona-Moreno, Grover Andrade-Sánchez, Hugo A Lara-García +2
Intercavity polaritons, hybrid quasiparticles with spatially separated photonic and excitonic components, provide a platform to engineer structured light-matter states. We show tha…
Effective Mass in Dissipative Coupled Polaritons
Diego A. Mendoza, Areli J. Vega-Carmona, Arturo Camacho-Guardian +1
Dissipative coupling refers to the effect where two systems interact with each other mediated by dissipation channels. Recent advances in controlling light-matter systems have open…
Macroscopic coherence and vorticity in room-temperature polariton condensate confined in a self-assembled perovskite microcavity
Martin Montagnac, Yesenia A. García Jomaso, Emiliano Robledo Ibarra +6
Exciton-polariton Bose-Einstein condensation at room temperature offers a promising pathway toward quantum photonic technologies that can operate under ambient conditions. A key ch…
Scalable Dip-Coated Bragg Mirrors for Strong Light-Matter Coupling with 2D Perovskites
Melissa Méndez-Galván, Zaira Saucedo-Chávez, Diana Medrano +8
We report a scalable and cost-effective method for fabricating high-performance Bragg mirrors using a bottom-up approach that combines evaporation-induced self-assembly (EISA) and…
Moiré excitons and exciton-polaritons: A review
Saúl A. Herrera-González, Hugo A. Lara-García, Giuseppe Pirruccio +2
Distinguished by their long lifetimes, strong dipolar interactions, and periodic confinement, moiré excitons provide a fertile territory for realizing interaction-driven excitonic…
Moiré-Polaritons in a Dark Bose-Einstein Condensate
Moroni Santiago-García, Shunashi G. Castillo-López, David A. Ruiz-Tijerina +1
Quantum mixtures of moiré excitons have arisen as a platform for realizing novel phases of light and matter. Here, we study moiré polaritons coupled to a Bose-Einstein condensate o…
Protecting Intercavity Polaritons in Strongly Coupled Cavities
Rodrigo Sánchez-Martínez, Yesenia A. García-Jomaso, David Ley-Domínguez +4
We theoretically designed and experimentally demonstrated a mechanism to protect a spatially segregated mixed light-matter state, known as intercavity exciton-polariton in strongly…
Polaronic dressing of bound states
Luis A. Peña Ardila, Arturo Camacho-Guardian
Polarons have emerged as a powerful concept across many-fields in physics to study an impurity coupled to a quantum bath. The interplay between impurity physics and the formation o…
Interactions mediated by atoms, photons, electrons, and excitons
Rosario Paredes, Georg Bruun, Arturo Camacho-Guardian
Interactions between quasiparticles mediated by a surrounding environment are ubiquitous and lead to a range of important effects from collective modes of low temperature quantum g…
Lattice Polaron in a Bose-Einstein Condensate of Hard-Core Bosons
Moroni Santiago-García, Shunashi G Castillo-López, Arturo Camacho-Guardian
Lattice polarons, quasiparticles arising from the interaction between an impurity and its surrounding bosonic environment confined to a lattice system, have emerged as a platform f…
Ultra-strong trion-polaritons
M. A. Bastarrachea-Magnani, A. Camacho-Guardian
Due to the hybridization of charged excitons with cavity photons, trion-polaritons (TP) in microcavity semiconductors are a promising avenue for realizing strong polariton interact…
Intercavity polariton slows down dynamics in strongly coupled cavities
Yesenia A García Jomaso, Brenda Vargas, David Ley Domínguez +6
Band engineering stands as an efficient route to induce strongly correlated quantum many-body phenomena. Besides inspiring analogies among diverse physical fields, tuning on demand…
Collective excitations of a Bose-Einstein condensate of hard-core bosons and their mediated interactions: from two-body bound states to mediated superfluidity
Santiago Moroni-García, Arturo Camacho-Guardian
The exchange of collective modes has been demonstrated to be a powerful tool for inducing superconductivity and superfluidity in various condensed matter and atomic systems. In thi…
Polaritons for testing the universality of an impurity in a Bose-Einstein condensate
A. Camacho-Guardian
Universality is a fundamental concept in physics that allows for the description of properties of systems that are independent of microscopic details. In this work, we show that po…
Microscopic theory of polariton-polariton interactions
Esben R. Christensen, Arturo Camacho-Guardian, Ovidiu Cotlet +4
We develop a comprehensive theoretical model for the interaction strength between a pair of exciton-polaritons in microcavity devices. Ab initio numerical calculations for dipolar…
Topological Frenkel Exciton-Polaritons in One-Dimensional Lattices of Strongly Coupled Cavities
J. Andrés Rojas-Sánchez, Yesenia A. García Jomaso, Brenda Vargas +5
Frenkel polaritons, hybrid light-matter quasiparticles, offer promises for the designing of new opto-electronic devices. However, their technological implementations are hindered b…
The Fate of the Upper Polariton: Breakdown of the Quasiparticle Picture in the Continuum
Yesenia A. García Jomaso, Brenda Vargas, David Ley Dominguez +4
Organic polaritons resulting from the strong hybridisation between photons and matter excitations have arisen as a suitable platform to device light-matter technological interfaces…
Optical non-linearities and spontaneous translational symmetry breaking in driven-dissipative moiré exciton-polaritons
A. Camacho-Guardian, N. R. Cooper
Moiré lattices formed from semiconductor bilayers host tightly localised excitons that can simultaneously couple strongly to light and possess large electric dipole moments. This f…
Light-induced topological superconductivity in transition metal dichalcogenide monolayers
Aleksi Julku, Jami J. Kinnunen, Arturo Camacho-Guardian +1
Monolayer transition metal dichalcogenides (TMDs) host deeply bound excitons interacting with itinerant electrons, and as such they represent an exciting new quantum many-body Bose…
Life and death of the Bose polaron
Magnus G. Skou, Kristian Knakkergaard Nielsen, Thomas G. Skov +6
Spectroscopic and interferometric measurements complement each other in extracting the fundamental properties of quantum many-body systems. While spectroscopy provides precise meas…