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Freeform metasurface design with a conditional generative adversarial network
As a two-dimensional artificial composite electromagnetic material, metasurfaces have achieved complex control of inherent properties such as...
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Annealing effect on Sb2S3/c-Si structure for photovoltaic applications
Tandem solar cells present an efficient way to boost solar energy conversion, potentially advancing performance and widespread photovoltaic...
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Cavity-enhanced narrowband spectral filters using rare-earth ions doped in thin-film lithium niobate
On-chip optical filters are fundamental components in optical signal processing. While rare-earth ion-doped crystals offer ultra-narrow optical...
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Observation of the liquid metal phase transition in optofluidic microcavities
Gallium (Ga) exhibits remarkable potential in flexible electronics, chemistry, and biomedicine due to its exceptional physical properties. The phase...
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Classifying topology in photonic crystal slabs with radiative environments
In the recent years, photonic Chern materials have attracted substantial interest as they feature topological edge states that are robust against...
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Brillouin expanded time-domain analysis based on dual optical frequency combs
Brillouin Optical Time-Domain Analysis (BOTDA) is a widely-used distributed optical fiber sensing technology employing pulse-modulated pump waves for...
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High-rate intercity quantum key distribution with a semiconductor single-photon source
Quantum key distribution (QKD) enables the transmission of information that is secure against general attacks by eavesdroppers. The use of on-demand...
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Semiconductor core fibres: a scalable platform for nonlinear photonics
Semiconductor core, glass cladding fibres that can be produced with scalable dimensions and unique waveguide designs are offering new opportunities...
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Acoustic insulation and directional refraction of dual-functional pentamode metasurface
Acoustic metasurface is a membrane-like two-dimensional metamaterial with subwavelength thickness and special acoustic properties. Based on...
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Facile preparation of cobalt doped ZnO hierarchical structures for enhanced triethylamine gas sensing performance
In this work, the Co doped ZnO (CZO) hierarchical structures were synthesized via hydrothermal approach at 100 °C. The results of characterization...
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Time-of-flight resolved stimulated Raman scattering microscopy using counter-propagating ultraslow Bessel light bullets generation
We present a novel time-of-flight resolved Bessel light bullet-enabled stimulated Raman scattering (B 2 -SRS) microscopy for deeper tissue 3D chemical...
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Controllable metal nanodots array fabricatied by SDS-assisted nanosphere lithography and its application for nanowires growth
Periodic metal nanodots arrays with controllable size and spacing were prepared by nanosphere lithography (NSL). The polystyrene nanospheres (PNs)...
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Intersubband polaritonic metasurfaces for high-contrast ultra-fast power limiting and optical switching
Nonlinear intersubband polaritonic metasurfaces support one of the strongest known ultrafast nonlinear responses in the mid-infrared frequency range...
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Emerging probing perspective of two-dimensional materials physics: terahertz emission spectroscopy
Terahertz (THz) emission spectroscopy (TES) has emerged as a highly effective and versatile technique for investigating the photoelectric properties...
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Anisotropy-free arrayed waveguide gratings on X-cut thin film lithium niobate platform of in-plane anisotropy
Arrayed waveguide grating is a versatile and scalable integrated light dispersion device, which has been widely adopted in various applications,...
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Experimental and molecular dynamics studies on the mechanism of twinning formation in Fe-Al-based alloys during rapid solidification
Twin structures are commonly found in many metals and play a significant role in determining the mechanical properties and corrosion resistance of...
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The influence of boron microalloying on the microstructural and mechanical properties of Ni-Mn-Sn-Gd shape memory alloy
This study systematically investigates the microstructure, martensitic phase transformation, crystal structure, and mechanical properties of (Ni 43 Mn 47 Sn...
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Advances on broadband and resonant chiral metasurfaces
Chirality describes mirror symmetry breaking in geometric structures or certain physical quantities. The interaction between chiral structure and...
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Pixel-super-resolved lens-free quantitative phase microscopy with partially coherent illumination
Lens-free on-chip microscopy (LFOCM) has been widely utilized in digital pathology, drug screening, point-of-care testing (POCT), and quantitative...
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Quantitative phase imaging based on holography: trends and new perspectives
In 1948, Dennis Gabor proposed the concept of holography, providing a pioneering solution to a quantitative description of the optical wavefront....
