Jan Hidding,Cédric A Cordero-Silis,Daniel Vaquero et al.
Jan Hidding et al.
Transition-metal dichalcogenides (TMDs) are ideal systems for two-dimensional (2D) optoelectronic applications owing to their strong light-matter interaction and various band gap energies. New techniques to modify the crystallographic phase...
Bound States in the Continuum and Long-Range Coupling of Polaritons in Hexagonal Boron Nitride Nanoresonators [0.03%]
六方氮化硼纳米谐振器中的连续谱束缚态和长程耦合研究
Harsh Gupta,Giacomo Venturi,Tatiana Contino et al.
Harsh Gupta et al.
Bound states in the continuum (BICs) garnered significant interest for their potential to create new types of nanophotonic devices. Most prior demonstrations were based on arrays of dielectric resonators, which cannot be miniaturized beyond...
Circularly Polarized High-Harmonic Beams Carrying Self-Torque or Time-Dependent Orbital Angular Momentum [0.03%]
携带自扭矩或时间依赖轨道角动量的圆偏振高阶谐波光束
Alba de Las Heras,Julio San Román,Javier Serrano et al.
Alba de Las Heras et al.
In the rapidly evolving field of structured light, self-torque has been recently defined as an intrinsic property of light beams carrying time-dependent orbital angular momentum. In particular, extreme-ultraviolet (EUV) beams with self-torq...
David Palounek,Milan Vala,Łukasz Bujak et al.
David Palounek et al.
Super-resolution optical microscopy has enhanced our ability to visualize biological structures on the nanoscale. Fluorescence-based techniques are today irreplaceable in exploring the structure and dynamics of biological matter with high s...
Superchiral Light Emerging from Bound States in the Continuum in Metasurfaces of Si Nanorod Dimers [0.03%]
连续体中束缚态在硅纳米棒二聚物元表面上手性超光场中的涌现
Jose Luis Pura,Beatriz Castillo López de Larrinzar,Minpeng Liang et al.
Jose Luis Pura et al.
Bound states in the continuum (BICs) in all-dielectric metasurfaces enhance light-matter interaction at the nanoscale due to their infinite Q factors and strong field confinement. Among a variety of phenomena already reported, their impact ...
Anna Fischer,Toby Severs Millard,Xiaofei Xiao et al.
Anna Fischer et al.
Surface lattice resonance (SLR) lasers, where the gain is supplied by a thin-film active material and the feedback comes from multiple scattering by plasmonic nanoparticles, have shown both low threshold lasing and tunability of the angular...
Long-Range Self-Hybridized Exciton-Polaritons in Two-Dimensional Ruddlesden-Popper Perovskites [0.03%]
二维 Ruddlesden-Popper 型钙钛矿中的长程自杂交激子极化子
Maximilian Black,Mehdi Asadi,Parsa Darman et al.
Maximilian Black et al.
Lead halide perovskites have emerged as platforms for exciton-polaritonic studies at room temperature, thanks to their excellent photoluminescence efficiency and synthetic versatility. In this work, we find proof of strong exciton-photon co...
Victor T van Lange,Alain Dijkstra,Elham M T Fadaly et al.
Victor T van Lange et al.
Hexagonal Si1-x Ge x with suitable alloy composition promises to become a new silicon compatible direct bandgap family of semiconductors. Theoretical calculations, however, predict that the binary end point of this family, the bulk hex-Ge c...
Understanding the Potential of Light Absorption in Dots-in-Host Semiconductors [0.03%]
理解点状半导体中宿主材料光吸收潜力的影响机制
Miguel Alexandre,Hugo Águas,Elvira Fortunato et al.
Miguel Alexandre et al.
The outstanding physical properties of dots-in-host (QD@Host) hetero semiconductors demand detailed methods to fundamentally understand the best routes to optimize their potentialities for different applications. In this work, a 4-band k.p-...
Extraction of Attenuation and Backscattering Coefficient along Hollow-Core Fiber Length Using Two-Way Optical Time Domain Backscattering [0.03%]
基于双向时域后向散射的空芯光纤色散和背向散射系数长度分布提取技术
Xuhao Wei,Eric Numkam Fokoua,Francesco Poletti et al.
Xuhao Wei et al.
Optical time domain reflectometry (OTDR) is a key technique to characterize fabricated and installed optical fibers. It is also widely used in distributed sensing. OTDR of emerging hollow-core fibers (HCFs) has been demonstrated only very r...