32 citations · 87 across the 31 of their papers we have counts for
32 papers
Shaping Near Fields of Photonic Modes into Topological Textures
Jonas Biechteler, Michael Hirler, Connor Heimig +5
Topological textures of light, such as optical vortices and skyrmions, are attractive for high-density information encoding and light-matter interactions. In the near field, topolo…
Dual-Gradient Plasmonic qBIC Metasurface for Time-Resolved In Situ Optimization of Molecular Vibrational Sensing in Water
Tao Jiang, Michael Hirler, Lina Rohrer +8
Metaphotonic platforms based on quasi-bound states in the continuum (qBICs), harnessing strong near-field enhancement and deeply subwavelength field confinement, provide a versatil…
Plasmonic Fourier Surfaces Revisited: Relating Bandgaps with Bound States in the Continuum
Alexander A. Antonov, Connor Heimig, Hannah Niese +5
Periodically corrugated metal interfaces supporting surface plasmon polaritons (SPPs) belong to the earliest nanoplasmonic platforms. Even simplest reliefs described by a few harmo…
Orbital Angular Momentum Locking via Bound States in the Continuum
Enrico Baù, Connor Heimig, Jonas Biechteler +6
Optical vortices are electromagnetic fields twisting around a phase singularity, resulting in quantized orbital angular momentum (OAM). When such vortices are formed by evanescent…
Rewritable Chirality of Metasurfaces with Permittivity-Asymmetric Flatband Quasi-Bound States in the Continuum
Tao Jiang, Haiyang Hu, Dmytro Gryb +4
Flatband eigenstates are widely applied to enhance angle-robust light-matter interactions in metaphotonics. However, controlling the polarization of flatbands remains challenging,…
Extreme light confinement mediated by the transverse Kerker effect
Sergei Gladyshev, Connor Heimig, Adrià Canós Valero +7
Dielectric nanoparticles can be engineered to scatter light predominantly in the transverse direction, a phenomenon known as the transverse Kerker effect. Although complete cancela…
Integration of 2D Materials in Radial van der Waals Heterostructure Metasurfaces
Connor Heimig, Jonas Biechteler, Cristina Cruciano +12
Two-dimensional semiconductors, such as monolayer transition metal dichalcogenides (TMDC), exhibit strong excitonic transitions at room temperature and offer a unique platform for…
Ultrafast dynamics of coherent exciton-polaritons in van der Waals semiconductor metasurfaces
Luca Sortino, Armando Genco, Cristina Cruciano +14
Enabling coherent light-matter interactions is a critical step toward next-generation quantum technologies. However, achieving this under ambient temperature conditions remains cha…
Accessible, All-Polymer Metasurfaces: Low Effort, High Quality Factor
Michael Hirler, Alexander A. Antonov, Enrico Baù +4
Optical metasurfaces supporting resonances with high quality factors offer an outstanding platform for applications such as non-linear optics, light guiding, lasing, sensing, light…
Topological Control of Polaritonic Flatbands in Anisotropic van der Waals Metasurfaces
Connor Heimig, Thomas Weber, Cristina Cruciano +9
Anisotropic van der Waals (vdW) materials exhibit direction-dependent optical and electronic properties, making them valuable for tailoring directional light-matter interactions. R…
Permittivity-asymmetric qBIC metasurfaces for refractive index sensing
Xingye Yang, Alexander Antonov, Haiyang Hu +1
Bound states in the continuum (BICs) provide exceptional light confinement due to their inherent decoupling from radiative channels. Small symmetry breaking transforms BIC into qua…
A comparative analysis of plasmonic and dielectric metasurface sensing platforms powered by bound states in the continuum
Tao Jiang, Angana Bhattacharya, Martin Barkey +5
Nanophotonic platforms based on surface-enhanced infrared absorbance spectroscopy (SEIRAS) have emerged as an effective tool for molecular detection. Sensitive nanophotonic sensors…
Strong coupling and interfering resonances in isolated van der Waals nanoresonators
Qi Ding, Swain Ashutosh, Luca Sortino +7
The study of strong light-matter interaction in van der Waals materials is at the forefront of current research in physics and chemistry, and it can be enhanced dramatically by emp…
Ultrafast all-optical switching in nonlinear 3R-MoS van der Waals metasurfaces
Levin Seidt, Thomas Weber, Albert A. Seredin +7
Second-order nonlinear optical processes are fundamental to photonics, spectroscopy, and information technologies, with material platforms playing a pivotal role in advancing these…
Valley optoelectronics based on meta-waveguide photodetectors
Chi Li, Kaijian Xing, Wenhao Zhai +10
In transition metal dichalcogenides, the valley degree of freedom directly couples valley-polarised excitons - excited by circularly polarised light - to valley-dependent chiral ph…
Fabrication Optimization of van der Waals Metasurfaces: Inverse Patterning Boosts Resonance Quality Factor
Jonas Biechteler, Connor Heimig, Thomas Weber +5
Van der Waals (vdW) materials have garnered growing interest for use as nanophotonic building blocks that offer precise control over light-matter interaction at the nanoscale, such…
Spatially Encoded Polaritonic Ultra-Strong Coupling in Gradient Metasurfaces with Epsilon-Near-Zero Modes
Enrico Bau, Andreas Aigner, Jonas Biechteler +4
We introduce a platform to achieve ultra-strong coupling (USC) between light and matter using widely available materials. USC is a light-matter interaction regime characterized by…
Temporally symmetry-broken metasurfaces for ultrafast resonance creation and annihilation
Andreas Aigner, Thomas Possmayer, Thomas Weber +3
Active metasurfaces, compact platforms for nanoscale light manipulation, are transforming technologies like holography, quantum cryptography, and optical computing. Despite their v…
Polarization-independent metasurfaces based on bound states in the continuum with high Q-factor and resonance modulation
Xingye Yang, Alexander Antonov, Andreas Aigner +5
Metasurfaces offer a powerful platform for effective light manipulation, which is crucial for advanced optical technologies. While designs of polarization-independent structures ha…
Chiral Nonlinear Polaritonics with van der Waals Metasurfaces
Connor Heimig, Alexander A. Antonov, Dmytro Gryb +10
In the strong-coupling regime, the interaction between light and matter reaches a hybridization state where the photonic and material components are inseparably linked. Using tailo…
Van der Waals heterostructure metasurfaces: atomic-layer assembly of ultrathin optical cavities
Luca Sortino, Jonas Biechteler, Lucas Lafeta +5
Photonics has been revolutionized by breakthroughs in optical metasurfaces and layered two-dimensional materials. Yet, integrating these two fields in a singular system has remaine…
Transient infrared nanoscopy resolves the millisecond photoswitching dynamics of single lipid vesicles in water
Thorsten Gölz, Enrico Baù, Jinhua Zhang +6
Understanding the biophysical and biochemical properties of molecular nanocarriers under physiological conditions and with minimal interference is crucial for advancing nanomedicin…
Revealing mode formation in quasi-bound states in the continuum metasurfaces via near-field optical microscopy
Thorsten Gölz, Enrico Baù, Andreas Aigner +5
Photonic metasurfaces offer exceptional control over light at the nanoscale, facilitating applications spanning from biosensing, and nonlinear optics to photocatalysis. Many metasu…
Highly confined incident-angle-robust surface phonon polariton bound states in the continuum metasurfaces
Lin Nan, Andrea Mancini, Thomas Weber +4
Squeezing light into subwavelength dimensions is vital for on-chip integration of photonic technologies. One approach to overcome the diffraction limit is coupling light to materia…