560 citations · 2.7k across the 47 of their papers we have counts for
50 papers
Observation of symmetry breaking in time-varying scattering systems
Miguel Verde, David Globosits, Thomas F. Allard +5
From the Higgs mechanism to magnetic ordering, spontaneous symmetry breaking organizes physics across scales. Whether an analogous transition governs waves scattered by periodicall…
Fluctuational Quantum Electrodynamics of Dispersive Time-Varying Media
Jaime E. Sustaeta-Osuna, Thomas F. Allard, Francisco J. García-Vidal +1
We present the theoretical framework of fluctuational quantum electrodynamics in frequency-dispersive and dissipative time-varying media. Our theory accounts for dispersion and los…
Interface States in Space-Time Photonic Crystals: Topological Origin, Propagation and Amplification
Alejandro Caballero, Thomas F. Allard, Paloma A. Huidobro
Studying the topology of spatiotemporal media poses a fundamental challenge: their remarkable properties stem from breaking spatial and temporal symmetries, yet this same breaking…
Constructing qubit edge states by inverse-designing the electromagnetic environment
A. Miguel-Torcal, T. F. Allard, P. A. Huidobro +2
Building on advances in topological photonics and computational optimization, we inversedesign a periodic dielectric structure surrounding a chain of interacting qubits, emulating…
Near-Field Gain and Far-Field Control via a Plasmonic Time Crystal Slab
Jaime E. Sustaeta-Osuna, Thomas F. Allard, Francisco J. García-Vidal +1
Light matter interactions can be substantially altered in the presence of time varying media. We study the interaction between a harmonic electric dipole and a plasmonic time cryst…
Optical Response by Time-Varying Plasmonic Nanoparticles
Miguel Verde, Paloma A. Huidobro
The temporal modulation of material parameters enables optical amplification within linear media. Here we consider the fundamental building block of plasmonics, a subwavelength met…
Broadband Dipole Absorption in Dispersive Photonic Time Crystals
Thomas F. Allard, Jaime E. Sustaeta-Osuna, Francisco J. García-Vidal +1
Photonic media modulated periodically in time, termed photonic time crystals (PTCs), have attracted considerable attention for their ability to open momentum bandgaps hosting ampli…
Roadmap on Nonlocality in Photonic Materials and Metamaterials
Francesco Monticone, N. Asger Mortensen, Antonio I. Fernández-Domínguez +63
Photonic technologies continue to drive the quest for new optical materials with unprecedented responses. A major frontier in this field is the exploration of nonlocal (spatially d…
Plasmonic Brownian Ratchets for Directed Transport of Analytes
Marciano Palma do Carmo, David Mack, Diane J. Roth +6
Controlled long-range transport of micro- and nano-scale objects is a key requirement in lab-on-a-chip and microfluidic applications, enabling the efficient capture, concentration,…
Long-range interactions in Weyl dense atomic arrays protected from dissipation and disorder
Iñaki García-Elcano, Paloma A. Huidobro, Jorge Bravo-Abad +1
Long-range interactions are a key resource in many quantum phenomena and technologies. Free-space photons mediate power-law interactions but lack tunability and suffer from decoher…
Photon Squeezing in Photonic Time Crystals
Jaime Echave-Sustaeta, Francisco J. García-Vidal, P. A. Huidobro
Time-varying media offer a platform to realize novel and exotic wave effects, including photonic time crystals characterized by momentum band gaps with exponential wave amplificati…
Particle-hole instabilities in photonic time-varying systems
João C. Serra, Emanuele Galiffi, Paloma A. Huidobro +2
Photonic systems with time-varying modulations have attracted considerable attention as they allow for the design of non-reciprocal devices without the need for an external magneti…
First principles study of topological invariants of Weyl points in continuous media
G. R. Fonseca, F. R. Prudêncio, M. G. Silveirinha +1
In recent years there has been a great interest in topological photonics and protected edge states. Here, we present a first principles method to compute topological invariants of…
Bound states in the continuum in subwavelength emitter arrays
Paloma A. Huidobro, Maria Blanco de Paz
Ordered lattices of emitters with subwavelength periodicities support unconventional forms of light-matter interactions arising from collective effects. Here, we propose the realiz…
Photon conservation in trans-luminal metamaterials
J. B. Pendry, E. Galiffi, P. A. Huidobro
Structures which appear to move at or near the velocity of light contain singular points. Energy generated by the motion accumulates at these points into ever-narrowing peaks. In t…
Manipulating Generalized Dirac Cones In Quantum Metasurfaces
María Blanco de Paz, Alejandro González-Tudela, Paloma Arroyo Huidobro
We discuss the emergence and manipulation of generalised Dirac cones in the subradiant collective modes of quantum metasurfaces. We consider a collection of single quantum emitters…
Saturable time-varying mirror based on an ENZ material
Romain Tirole, Emanuele Galiffi, Jakub Dranczewski +9
We report a switchable time-varying mirror, composed of an ITO-Au stack, which can be efficiently modulated in time with over a ten-fold increase in reflectivity, with a change of…
Photonics of Time-Varying Media
Emanuele Galiffi, Romain Tirole, Shixiong Yin +7
Time-varying media have recently emerged as a new paradigm for wave manipulation, thanks to thesynergy between the discovery of novel, highly nonlinear materials, such as epsilon-n…
Crossing the light line
J. B. Pendry, P. A. Huidobro, M. G. Silveirinha +1
We ask the question 'what happens to Bloch waves in gratings synthetically moving at near the speed of light?'. First we define a constant refractive index (CRI) model in which Blo…
An Archimedes' Screw for Light
Emanuele Galiffi, Paloma A. Huidobro, J. B. Pendry
An Archimedes' Screw captures water, feeding energy into it by lifting it to a higher level. We introduce the first instance of an optical Archimedes' Screw, and demonstrate how th…
Quantum electrodynamics in anisotropic and tilted Dirac photonic lattices
J. Redondo-Yuste, M. Blanco de Paz, P. A. Huidobro +1
One of the most striking predictions of quantum electrodynamics is that vacuum fluctuations of the electromagnetic field can lead to spontaneous emission of atoms as well as photon…
Roadmap on multimode light shaping
Marco Piccardo, Vincent Ginis, Andrew Forbes +35
Our ability to generate new distributions of light has been remarkably enhanced in recent years. At the most fundamental level, these light patterns are obtained by ingeniously com…
Photon localisation and Bloch symmetry breaking in luminal gratings
E. Galiffi, M. G. Silveirinha, P. A. Huidobro +1
In gratings travelling at nearly the velocity of light a symmetry breaking transition is observed between free-flowing fluid-like Bloch waves observed at lower grating velocities a…
Higher-order topology in plasmonic kagome lattices
Matthew Proctor, María Blanco de Paz, Dario Bercioux +2
We study the topological properties of a kagome plasmonic metasurface, modelled with a coupled dipole method which naturally includes retarded long range interactions. We demonstra…