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Light: Science & Applications
Scopus
ISSN 2047-7538 · Nature Publishing Group · 2.093 artikel di indeks
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Artikel Jurnal
On-chip nonlocal metasurface for color router: conquering efficiency-loss from spatial-multiplexing
Abstract Metasurfaces integrated onto guided-wave photonic systems have been investigated for enabling advanced functionalities such as point-by-point optical extraction and manipulation of amplitude, phase, and polarization. However, achieving full control over the spectrum (i.e…
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Artikel Jurnal
Gradient-graphene-enabled directional photothermal regulation for self-aligned laser transfer printing
Abstract Laser-assisted transfer printing has gained attention for integrating microdevices on unusual substrates. However, conventional technologies exhibit limited fault tolerance during laser-matter interactions, reducing transfer accuracy due to unavoidable irradiation deviations. We report a…
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Artikel Jurnal
Phase-multiplied interferometry via cavity dynamics for resolution-enhanced coherent ranging
Abstract Coherent light detection and ranging (LiDAR) has become an indispensable tool in autonomous systems, offering exceptional precision and ambient-light immunity. Recently, applications spanning from scientific research to advanced manufacturing have increasingly required resolution that…
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Artikel Jurnal
Integrated, ultrafast all-optical polariton transistors with sub-wavelength grating microcavities
Abstract All-optical logic has the potential to overcome the operation speed barrier that has persisted in electronic circuits for two decades. However, the development of scalable architectures has been prevented so far by the lack of materials with sufficiently strong nonlinear interactions…
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Artikel Jurnal
Integrated-photonics-based systems for polarization-gradient cooling of trapped ions
Abstract Trapped ions are a promising modality for quantum systems, with demonstrated utility as the basis for quantum processors and optical clocks. However, traditional trapped-ion systems are implemented using complex free-space optical configurations, whose large size and susceptibility to…
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Artikel Jurnal
Meta-device for sensing subwavelength lateral displacement
Abstract Accurate transverse displacement measurement is essential for precise mask-to-wafer positioning in lithography. While lateral displacement metrology has achieved nanometer-level precision, the limitations imposed by coherent state and grating challenge in-situ measurement speed and…
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Artikel Jurnal
Multi-dimensional camouflage against VIS-NIR hyperspectral, MIR intensity, and MIR polarization imaging
Abstract Camouflage is essential in modern security and military operations, playing a critical role in evading detection and enhancing the survivability of equipment. However, most existing camouflage devices operate in a single dimension, rendering them inadequate against emerging…
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Artikel Jurnal
Mid-infrared InAs/InP quantum-dot lasers
Abstract Mid-infrared semiconductor lasers operating in the 2.0–5.0 μm spectral range play an important role for various applications, including trace-gas detection, biomedical analysis, and free-space optical communication. InP-based quantum-well (QW) and quantum-dash (Qdash) lasers are promising…
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Artikel Jurnal
Absolute thermometry based on Brillouin scattering in gases
Abstract We propose a novel thermometric technique for measuring absolute temperature in gas media based on Brillouin scattering. The method retrieves the temperature from the acoustic velocity of the gas, inferred through the spectral shift experienced by a scattered laser beam during the…
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Artikel Jurnal
Deciphering light transformation in chiral metasurface in real space and time by ultrafast electron microscopy
Abstract Optical activity in chiral structures, i.e., circular dichroism (CD), has led to significant advances in nanoscale optical manipulation, including chiral metasurfaces, helicoid crystals, and chiral macromolecules. Although the local geometric design of chiral structures fundamentally…
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Artikel Jurnal
Generation of vectorial generalized vortex array with metasurfaces
Abstract The ability to create complex three-dimensional structures of light is extremely challenging. Now, a technique combining Dammann optimization with metasurfaces has been developed, enabling control over all parameters, including polarization, phase, angular momentum, and spatial modes. The…
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Artikel Jurnal
Soft X-ray imaging with coherence tomography in the water window spectral range using high-harmonic generation
Abstract High-harmonic generation (HHG) is used as a source for various imaging applications in the extreme ultraviolet spectral range. It offers spatially coherent radiation and unique elemental contrast with the potential for attosecond time resolution. The unfavorable efficiency scaling to…
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Artikel Jurnal
Deterministic entanglement-assisted quantum communication over 20 km fiber channel
Abstract Entanglement-assisted quantum communication has substantial advantages in surpassing the power of classical communication by utilizing the entangled state. Up to now, most of entanglement-assisted quantum communications with dense coding are limited to the proof-of-principle experiments…
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Artikel Jurnal
Plan meta-objective for sub-micron quantitative phase imaging
Abstract Quantitative phase imaging (QPI) provides valuable objective insights for investigating transparent samples, yet miniaturizing QPI systems without compromising performance remains a critical challenge for applications requiring compactness and portability. Here, by introducing partially…
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Artikel Jurnal
A versatile coherent Ising computing platform
Abstract Coherent Ising machines (CIMs) have emerged as a hybrid form of quantum computing devices designed to solve NP-complete problems, offering an exciting opportunity for discovering optimal solutions. Despite challenges such as susceptibility to noise-induced local minima, we achieved notable…
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Artikel Jurnal
III-Nitrides empower miniaturized spectral imager in ultraviolet
Abstract A high-performance miniaturized on-chip spectral imager operating in the ultraviolet region is demonstrated based on an AlGaN/GaN cascaded photodiode array. This work extends spectral imaging into the ultraviolet regimes by leveraging the mature III-nitride technologies and establishes a…
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Artikel Jurnal
A near-infrared Sn-Pb perovskite imager with monolithic integration
Abstract Solution-processed Sn-Pb perovskites have emerged as promising candidates for near-infrared (NIR) photodetectors due to their low-cost, tunable bandgap and scalable fabrication. However, Sn2+ oxidation creates Sn vacancies and undesirable p-type doping, resulting in high dark current and…
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Artikel Jurnal
Spectral-acoustic-coordinated astigmatic metalens for wide field-of-view and high spatiotemporal resolution 3D imaging
Abstract Metasurface-based light detection and ranging (LiDAR) is essential for high spatiotemporal resolution three-dimensional (3D) imaging in robotic and autonomous systems. Recent advances in inertia-free scanning techniques—such as acousto-optic and spectral scanning—have propelled the field…
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Artikel Jurnal
Robust ultrahigh-Q resonances in tetramer metasurfaces through centroid symmetry protection and area conservation
Abstract Ultrahigh-Q optical resonances are the cornerstone of next-generation nanophotonic technologies, but their simultaneous realization of robustness and on-chip practicality remains a significant challenge. In this work, we present tetramer composite metasurfaces capable of supporting two…
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Artikel Jurnal
Detection and imaging of chemicals and hidden explosives using terahertz time-domain spectroscopy and deep learning
Abstract Detecting concealed chemicals and explosives remains a critical challenge in global security. Terahertz time-domain spectroscopy (THz-TDS) offers a promising non-invasive and stand-off detection technique owing to its ability to penetrate optically opaque materials without causing…
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