Observation of temporal reflection and broadband frequency translation at photonic time interfaces

2023/03/13 by Hady Moussa, Gengyu Xu, Shixiong Yin +3 · 2 voices · 23 citations
Engineering · Materials Science · Physics and Astronomy · #Metamaterials and Metasurfaces Applications #Random lasers and scattering media #Terahertz technology and applications

paper · doi:10.1038/s41567-023-01975-y

crossref issued 2023/03/13 · crossref published 2023/03/13 · crossref published-online 2023/03/13 · openalex publication_date 2023/03/13 · crossref created 2023/03/26 · openalex created_date 2023/03/30 · crossref published-print 2023/06/01 · crossref deposited 2023/06/13 · crossref indexed 2026/07/28 · openalex updated_date 2026/07/29

Citations

• Time reversal and holography with spacetime transformations

Cited by

• Synthetic Crystal Rotation with Spacetime Metamaterials
• Quantum time reflection and refraction of ultracold atoms
• Dynamically Preparing Robust Bell States in Su-Schrieffer-Heeger Systems
• Topological Localisation in Time from PT Symmetry
• Observation of temporal Wood's anomaly in folded time gratings: surface-wave-enhanced transmission and the emergence of gain
• Deterministic time rewinding of waves in time-varying media
• Magnetic-free terahertz nonreciprocity via temporal dissipative barriers
• Broadband Dipole Absorption in Dispersive Photonic Time Crystals
• Terahertz frequency conversion at plasma-induced time boundary
• Statistical regimes of electromagnetic wave propagation in randomly time-varying media
• Temporal Brewster anomaly and collimated wave steering in Dirac materials
• Space-Time Graded-Index Interfaces and Related Chirping
• Observation of Momentum-Band Topology in PT-Symmetric acoustic Floquet Lattices
• Effects due to generation of negative frequencies during temporal diffraction
• Observation of wave amplification and temporal topological state in a genuine photonic time crystal
• Broadband amplification of light through adiabatic spatiotemporal modulation
• Scattering and Chirping at Accelerated Interfaces
• Eigenmode-Guided Amplification via Spatiotemporal Active Acoustic Metamaterials
• Inverse‐Designed Dispersive Time‐Varying Nanostructures
• 2D Topological Edge States in Periodic Space-Time Interfaces
• Resonant states of structured photonic time crystals
• Doppler Pulse Amplification
• Temporal Effective Medium for Programmable Acoustic Metamaterials with Multiple Resonances

Discussions

• I'm fresh in Photonic Time Crystal research, struggling with the physical origin of Time Reflection. Like what would happen at a spatial boundary, where an initial beam split into reflected and refrac [stackexchange, 1 points]
• "After decades of speculation physicists finally confirm the existence of time mirrors" by Arezki Amiri. Experiment published: Moussa, H. et al. Observation of temporal reflection and broadband freque [bsky, 0 points, 0 comments]