168 citations · 253 across the 21 of their papers we have counts for
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Lasing Mode Control in ZnO Nanowires Coupled to TiO2 Nanopillars
Daniel Repp, Francesco Vitale, Raja Hoffmann +4
Nanowire lasers based on spectrally broad gain materials typically exhibit multimode emission, which limits their utility in applications requiring precisely defined spectral chara…
Spatiotemporal Metasurface for Ultrafast All-Optical Wavefront Shaping
Mert Akturk, Giulia Crotti, Andrea Schirato +6
Optical metasurfaces have established themselves as exceptional nanophotonic platforms to control the properties of light at subwavelength scales. By properly designing the geometr…
All-optical control of nonlinear emission from resonant metasurfaces
Ziwei Yang, Lei Xu, Gabriel Sanderson +11
Nonlinear optics underpins a broad range of photonic technologies, from classical and quantum light sources to emerging nonlinear photonic neural networks. Yet, conventional nonlin…
Second-harmonic generation for enhancing the performance of diffractive neural networks
Marie Braasch, Anna Kartashova, Elena Goi +3
Diffractive neural networks (DNNs) are an emerging approach for the realization of photonic artificial intelligence, especially due to their suitability for machine-vision applicat…
Enhancement of Circular Dichroism in Chiral Dielectric Metasurfaces by Ion Beam Irradiation
Anna Fitriana, Katsuya Tanaka, Lukas Raam Jaeger +4
Resonant chiral dielectric metasurfaces can support circular dichroism exceeding that of natural materials, but their small dissipative losses simultaneously limit the maximization…
Spatio-spectrally tailored multimode metasurface lasers in the visible range
Ayesheh Bashiri, Aleksandr Vaskin, Katsuya Tanaka +3
Spectrally engineered multifrequency nanolasers are highly desirable for on-chip photonics, multiplexed biosensing, and display technologies; yet, achieving them within a single co…
Inverse-Designed Superchiral Hot Spot in Dielectric Meta-Cavity Toward Ultra-Compact Enantioselective Detection
Anastasia Romashkina, Omer Yesilurt, Vahagn Mkhitaryan +8
Chiral nanophotonic structures have garnered considerable interest in recent years due to their potential to enhance the efficacy of chirality-sensitive biomolecular detection. Des…
Polarization Dependent Enhancement of Magnetic Dipolar Emission with Silicon Nanodimers
Marijn Rikers, Ayesheh Bashiri, Aleksandr Vaskin +5
Eu(TTA)3 complexes are used as an emission source in the presence of high refractive index dielectric nanostructures. These nanostructures support Mie-type resonances that modify t…
Tunable Resonant Metasurfaces Empowered by Atomically Thin Semiconductors
Alexey Ustinov, Ángela Barreda, Duk-Yong Choi +4
Nanophotonics has recently gained new momentum with the emergence of a novel class of nanophotonic systems consisting of resonant dielectric nanostructures integrated with single o…
Valley-dependent emission patterns enabled by plasmonic nanoantennas
Tobias Bucher, Jingshi Yan, Jan Sperrhake +12
Selective control over the emission pattern of valley-polarized excitons in monolayer transition metal dichalcogenides is crucial for developing novel valleytronic, quantum informa…
Holographic lasing with dielectric metasurfaces
Ayesheh Bashiri, Aleksandr Vaskin, Muyi Yang +4
Light-emitting metasurfaces provide a compact, integrated solution for simultaneous light generation and beam shaping, making them a promising candidate for advanced photonic appli…
Role of Coherence in Polarization Response of Hybrid Monolayer MoS-Gold Nanoparticle Systems
Laura Valencia Molina, Zlata Fedorova, Angela Barreda +12
Monolayers of transition metal dichacogenides show strong second-order nonlinearity and symmetry-driven selection rules from their three-fold lattice symmetry. This process resembl…
Inverse Microparticle Design for Enhanced Optical Trapping and Detection Efficiency in All Six Degrees of Freedom
Moosung Lee, Benjamin A. Stickler, Thomas Pertsch +1
Achieving quantum-limited motional control of optically trapped particles beyond the sub-micrometer scale is an outstanding problem in levitated optomechanics. A key obstacle is so…
Broadband bright biphotons from periodically poled triple-resonance metasurface
Jihua Zhang, Chaoxin Shi, Jinyong Ma +5
Biphotons from spontaneous parametric down conversion with broad bandwidth are highly wanted in many quantum technologies. However, achieving broad bandwidth in both frequency and…
Fabrication of low-loss lithium niobate on insulator waveguides on the wafer scale
Mohammadreza Younesi, Thomas Kasebier, Ilia Elmanov +8
We report on the wafer scale fabrication of single mode low-loss lithium niobate on insulator waveguides utilizing a chemically amplified resist and an optimized dry etching method…
Optical characterization of size- and substrate-dependent performance of ultraviolet hybrid plasmonic nanowire lasers
Francesco Vitale, Stephen A. Church, Daniel Repp +10
Nanowire-based plasmonic lasers are now established as nano-sources of coherent radiation, appearing as suitable candidates for integration into next-generation nanophotonic circui…
Directionally Tunable Co- and Counter-Propagating Photon Pairs from a Nonlinear Metasurface
Maximilian A. Weissflog, Jinyong Ma, Jihua Zhang +6
Nonlinear metasurfaces have recently been established as a new platform for generating photon pairs via spontaneous parametric down-conversion. While for classical harmonic generat…
Influence of resonant plasmonic nanoparticles on optically accessing the valley degree of freedom in 2D semiconductors
Tobias Bucher, Zlata Fedorova, Mostafa Abasifard +10
The valley degree of freedom is one of the most intriguing properties of atomically thin transition metal dichalcogenides. Together with the possibility to address this degree of f…
Ultrafast all-optical second harmonic wavefront shaping
A. Sinelnik, S. H. Lam, F. Coviello +6
Optical communication can be revolutionized by encoding data into the orbital angular momentum of light beams. However, state-of-the-art approaches for dynamic control of complex o…
Nonlinear Nanoresonators for Bell State Generation
Maximilian A. Weissflog, Romain Dezert, Vincent Vinel +6
Entangled photon states are a fundamental resource for optical quantum technologies and investigating the fundamental predictions of quantum mechanics. Up to now such states are ma…