Researchers developed a compact metasurface polarimeter for cancer tissue analysis, offering label-free imaging with reduced variability. The device's miniaturization opens the door to portable polarization-based confocal microscopy for routine histopathology screening.
Scientists have demonstrated a reconfigurable photonic circuit implementing wide class of complex unitary transformations via optical manipulation at three layers only. The platform enables flexible access to many co-propagating structured modes, making it suitable for applications in communication, information processing, and simulation.
Researchers have developed graphene-integrated microtube resonators with a unique lobe structure to improve optical modulation and detection. The design enhances axial mode quantization, allowing for efficient light localization and trapping within specific regions of the tube.
A new approach to ultrafast nonlinear frequency conversion using dissipative quadratic soliton physics enables simultaneous generation of bichromatic femtosecond pulse trains in a single quadratic nonlinear cavity. This innovation offers a scalable and efficient solution for diverse scientific and technological applications.
Researchers have developed a quantum-enhanced in-memory stochastic computing system based on a room-temperature quantum memory, leveraging intrinsic randomness to perform computations securely and efficiently. The system outperforms classical methods in terms of coincidence rates and processing speed.
Researchers developed a quantum-enhanced in-memory stochastic computing system for secure and efficient computation, leveraging room-temperature quantum memory. The system outperforms classical methods with improved coincidence rates and processing speed despite low retrieval efficiency.
A research team has successfully merged accidental BICs to create a broad momentum-space 'safe zone' for chirality, achieving high sensitivity and wide-angle robustness. This breakthrough paves the way for practical deployment of high-performance chiral photonic devices.
Researchers developed a dual-polarized asynchronous space-time-coding metasurface to control vortex electromagnetic waves, enabling high-dimensional multiplexing. This technology increases data rates and connectivity by exploiting three dimensions: OAM mode, polarization, and frequency.
Researchers developed a graphite addition method to fabricate high-performance silicon carbide optical mirrors. The approach reduces free silicon content by 18.18% and enhances overall performance.
Scientists developed a multifunctional molecule passivation strategy, achieving record-high EQE at 6,441 cd m^-2 and eliminating roll-off. The devices maintain 18.47% EQE at 9,587 cd m^-2 with nearly eliminated roll-off, showcasing improved optical performance.
Researchers have developed a novel all-optical method called laser optothermal nanobomb (LOTB) for efficient flattening of nanobubbles in 2D materials. The method leverages an optothermally induced phase transition and stress-pulling effect to remove gas from the bubbles, flattening the film without damaging its intrinsic properties.
Researchers developed a nanophotonic platform to generate quantum optical Stokes skyrmion states with controlled topological invariant, eliminating the need for post-selection. This enables robust morphing of quantum information into free-space.
A team of scientists has developed a new neural network called the mixture probability sampling network (MPSN) to create ultra-precision structural colors. The MPSN achieves high accuracy and diversity in solution output, overcoming limitations of existing methods.
The study achieves stable welding between sapphire and Invar under non-optical-contact conditions, with a maximum shear strength of 11.73 MPa. High-speed imaging techniques reveal the coupling of linear absorption and nonlinear absorption at the interface, sustaining plasma and energy deposition.
A novel neural illumination estimation and editing framework reconstructs coherent 3D light fields from a single view, achieving 17.0% improvement in image fidelity and demonstrating measurable improvements in perceptual realism for next-generation near-eye displays.
The study demonstrates simultaneous delayed fluorescence and phosphorescence in an organic luminescent material with multiple excited states. It reveals the existence of a second triplet state (T₂) and the competition between TADF and phosphorescence.
Scientists have developed a universal nano-amplifier strategy using plasmonic gold or silver nanocavities to overcome detection barriers in 2D materials. This breakthrough allows for the clear detection of layer-breathing modes in multilayer graphene, hBN, and their heterostructures.
Researchers developed a metastructure-based strategy for continuous color-gamut control, time-programmable modulation, and self-destruction capability. This enables high-resolution monochromatic and multicolor device printing and recognition of structural-color patterns for anti-counterfeiting labels.
Researchers have developed a sub-1-volt, reconfigurable Gires–Tournois resonator for full-colour monopixel reflective displays. The platform exhibits robust performance in achieving vivid colour modulation at sub-1-volt operation and enables uniform colour tuning within a single pixel.
Researchers developed scanning-exciton optical nanoscopy to map nanoscale light fields and local density of optical states simultaneously. The technique provides correlative mappings with a spatial resolution of few nanometers, unlocking new physics discoveries and technology breakthroughs.
Researchers have developed programmable 2D material–organic molecule hybrids with high efficiency and nanoscale spatial precision using DNA origami triangles. This approach enables the creation of arrays of solid-state single-photon-emitter ensembles with excellent spectral and intensity stability, opening a route toward miniaturized h...
Researchers developed flexible, stretchable on-chip optical tweezers (FSOT) that can trap a wide range of bioparticles across different size scales. The innovation enables high-throughput trapping beyond the diffraction limit, conformal operation on curved biological surfaces, and tunable inter-cellular interaction studies.
A recent paper introduces a novel optical neural network architecture that can accurately recognize target objects in the presence of multiple interferences. The system achieves high recognition accuracy across diverse scenarios, including complex settings with dynamic interferences.
Researchers have developed a monolithically integrated VCSEL technology achieving linewidth compression to approximately 1 MHz, enabling stable single-mode operation for precision applications. The device demonstrated impressive performance in a cesium vapor-cell atomic clock, with a frequency stability of 1.89×10^−12 τ^−1 /^2.
A new technique harnessing Fourier ptychographic microscopy and coherence scanning interferometry provides accurate 3D morphology measurements of high-aspect-ratio micro-trenches. The method achieves high lateral resolution without iterative phase retrieval, enabling robust characterization of complex structures.
A team of international researchers successfully demonstrates time-bin QKD over 120 km with an on-demand telecom semiconductor QD device. The system achieves exceptional stability and maintains high security key rates, making it suitable for real-world text message encryption applications.
Researchers develop an induced fit growth method for Ga-based semiconductor films, enabling controlled thickness and compact surface. The method promises versatile, multifunctional substrates for diverse applications, including optoelectronic devices and neuromorphic computing.
Researchers develop Fourier ptychographic coherence scanning interferometry for high-aspect-ratio micro-trenches, achieving high-resolution 3D topography and lateral resolution beyond the incoherent diffraction limit. The method overcomes challenges of strong optical modulation, enabling robust and accurate measurements.
This work demonstrates a synergistic strategy utilizing water molecules and BHT additive to achieve high-quality perovskite films with low defect density, resulting in an unprecedented amplified spontaneous emission threshold of 8.987 μJ cm-2. The dual-triggered film completes ASE intensity retention after 30-day ambient storage.
Researchers summarize advances, challenges, and prospects in light management for all-perovskite tandem solar cells. Strategies focus on minimizing external optical losses and enhancing photon capture capability to improve photon-to-carrier conversion efficiency.
Researchers have directly observed coherence collapse in quantum dot Fabry–Perot lasers, establishing practical design rules for isolator-free photonic integration. The lasers maintain telecom-grade performance even near the coherence collapse boundary.
Researchers have successfully observed and verified a topological Dirac vortex mode in terahertz photonic crystal fibers, enabling ultra-broadband signal transmission with zero polarization dispersion. This breakthrough has promising applications in terahertz sensing, subwavelength-resolution imaging, and distributed quantum networks.
Researchers have developed monolithically integrated III-V membrane photonic crystal lasers on SOI using selective lateral heteroepitaxy, achieving low-threshold single-mode lasing in the telecom band. This approach enables precise control of the active region and simplified fabrication, facilitating efficient and low-cost production.
Scientists create metasurface that reconstructs 3D vectorial holograms with high precision, sculpting both axial intensity and polarization state. The device enables volumetric vectorial holography for secure data encoding, optical computing, and advanced photonic communication.
Attosecond pulses rely on ultrafast lasers, which face performance bottlenecks in pulse energy, duration, wavelength, and repetition rate. Key technological routes include increasing pulse energy and peak power through amplification architectures and combining strategies.
Researchers have created a flexible microwave device that generates Stokes skyrmions in free space, even when bent or partially broken. These exotic field structures preserve their topological charge under deformation, making them suitable for encoding information and resisting distortion in wireless communication systems.
Scientists created an all-optical activation unit using PPLN nanowaveguides to realize nonlinear activation in photonic neural networks. The device delivers high second-harmonic conversion efficiencies and supports data rates beyond 100 GHz.,
The proposed OFC-SCR technique enables parallel multi-frequency interrogation, improving measurement speed by over an order of magnitude. It also achieves high frequency response, wide dynamic measurement range, high sensing sensitivity, and excellent robustness, pushing the performance boundaries of distributed fiber-optic acoustic se...
Researchers develop interferometric Image Scanning Microscopy (iISM) technique to deliver high-resolution imaging of intracellular structures in live cells without fluorescent labels. The method improves contrast-to-noise ratio and enables faster acquisition speeds, opening new opportunities for studying nanoscale cellular dynamics.
Researchers developed a multilayer grating solution to enhance RIXS efficiency in the tender X-ray range, reducing acquisition time from hours to minutes. The new spectrometer covers both soft and tender X-ray regions, offering improved performance for studying 4d transition metal materials.
A team of scientists developed a novel LiDAR architecture featuring an ultra-high frame-wise point acquisition rate, a 102° wide FOV, and an angular resolution of 6.5 mrad. The system overcomes conventional trade-offs, enabling high-speed and high-resolution imaging.
Researchers develop new material with reversible photoluminescence color switching upon heating or water exposure, opening pathway for smart optical materials. Flexible films with outstanding performance for temperature sensing and information encryption.
Researchers develop method for far-field superresolution imaging by disrupting spatial shift-invariance assumption in classical imaging systems. The new method, k-space superoscillation, achieves imaging resolution more than twice the diffraction limit without post-processing, outperforming traditional real-space superoscillatory systems.
Researchers design nanostructured surface to exhibit strong nonreciprocal magnetoelectric coupling, overcoming experimental challenges. The achieved Tellegen response is about 100 times stronger than that found in any known natural material.
Researchers develop a new approach to grow high-quality III-V active material on silicon in the form of ordered nano-ridge arrays, supporting symmetry-protected bound states in the continuum mode. This enables strong in-plane confinement and vertical surface emission from a compact device footprint.
The SUANPAN architecture proposes a novel approach to optical inner product computation, leveraging an array of emitter-detector pairs to perform linear vector operations. This scalable and reconfigurable design enables high-dimensional vector computations without requiring large-scale ADC or DAC arrays.
Researchers developed a synergistic strategy using Mo4+ and Ag+ ions in lanthanide-doped double perovskites, enhancing photon absorption and radiative recombination. This leads to ultra-broad NIR emission over 250-850 nm with high luminescence efficiency.
Scientists report a scalable photonic neuron that processes complex data in real-time, achieving ultra-low latency. The architecture directly addresses scalability challenges and enables reconfigurable operation with temporal memory.
A team of scientists experimentally demonstrated deterministic entanglement-assisted quantum communication over 20.121 km in fiber channels, outperforming classical communication in metropolitan areas. They proposed an improved continuous-variable dense coding scheme to enhance transmission efficiency and reduce excess noise.
The AI-enhanced OC-PAM system allows for longitudinal tracking of organoids, evaluating drug response and viability. It also detects rare cells within dense spheroids using radiomics-based analysis.