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.
Researchers develop a new method to fabricate micro-supercapacitors with graphene hybrid nanostructured electrodes, achieving high power density and energy density. The technique enables precise control over electrode materials and structures, leading to improved device performance.
Researchers successfully decode 10 weak classical signals simultaneously using continuous-variable quantum dense coding in 20-km fiber channels. The channel capacity of deterministic entanglement-assisted quantum communication is increased compared to classical communication with coherent state.
Researchers have created a nonlinear metasurface that efficiently generates and steers visible light through controlled geometric phase. The device combines high-Q resonance enhancement with pixel-level control of the wavefront, enabling compact chip-based visible/UV sources and LiDAR beam steering.
Researchers have created a hybrid polaritonic crystal that enables dynamic tuning of Bloch modes by combining low-loss α-MoO3 with electrically tunable graphene. The material exhibits electrical control over its band structure, allowing for selective enhancement of Bloch mode resonance and on-demand switching of far-field radiation.
Researchers developed a phase multiplication technique harnessing laser feedback and cavity dynamics to enhance ranging resolution. Higher-order harmonics exhibit higher phase sensitivity, allowing for improved measurement accuracy.
Researchers have introduced a new dimension to holography called the optical operator, enabling scalability and security in holographic systems. The team demonstrated a 9-fold increase in channel capacity and a 2-bit operator-multiplexed hologram with ultra-secure encryption capabilities.
Researchers have successfully demonstrated the first InAs/InP quantum-dot laser in the mid-infrared 2 μm band, achieving a low threshold current density of 118 A/cm² at room temperature. The device's precise control strategy and high-density, uniform quantum-dot ensemble enable high-performance devices on heterogeneous platforms.
Researchers developed a comprehensive framework to describe intensity fluctuations in Spontaneous Brillouin scattering, linking its stochastic behavior to system parameters. Experimental validation confirmed theoretical predictions, revealing the universal fundamental precision limit imposed by SpBS noise on Brillouin metrology.
A new system integrates terahertz spectroscopy with deep learning to accurately image, detect, and classify explosives. It achieved a remarkable average classification accuracy of 99.42% at the pixel level for exposed samples.
Researchers develop novel thermometric method based on stimulated Brillouin scattering in gases, offering predictable and calibration-free temperature measurements. The technique enables direct retrieval of temperature from the Brillouin frequency shift, making it inherently absolute.
Researchers developed a new method for self-aligned laser transfer printing using Thermal Conductivity Gradient Carbon (TCGC) stamp, ensuring synchronous chip release and mitigating transfer errors. The SALT technique enables heterogeneous integration of diverse micro-objects onto various challenging surfaces with high accuracy and siz...
Physicists report the first experimental observation of quantum state transfer enabled by hidden symmetries in a network of laser-written optical waveguides. This discovery dramatically expands the design space for quantum circuits, opening the gates towards new classes of networks for secure quantum communication and cryptography.
Researchers visualized how light is transformed inside a chiral metasurface in both real space and real-time, achieving nanometer spatial resolution and femtosecond temporal resolution. The team found that the asymmetric near fields are a genuine signature of the chiral geometry.
Researchers have developed an on-chip nonlocal metasurface for color router, exploiting symmetry-broken quasi-bound states in the continuum to modulate light extraction intensity and spectral output. The approach achieves efficient, narrowband color routing while minimizing energy utilization efficiency loss from spatial multiplexing.
Developed by a collaborative team of researchers, the novel metasurface-based platform harnesses quantum interference to enable precise sensing of subwavelength lateral displacement. The system achieves high accuracy while reducing the required number of detected photons, making it suitable for next-generation semiconductor lithography.
The 2D charge-transfer Mott insulator VOCl demonstrates a strong nonlinear response and record nonlinear optical anisotropy. Its third-harmonic generation anisotropy ratio reaches ρTHG = 187, the highest known among van der Waals materials.
Researchers have developed two spectroscopic techniques based on quartz tuning fork detection, Quartz-enhanced photoacoustic spectroscopy (QEPAS) and light-induced thermoelastic spectroscopy (LITES), to improve gas sensing technology. QEPAS techniques enhance system signal strength using high-power lasers, novel excitation sources, and...
Researchers developed a novel approach to create dynamic metasurfaces using reversible metal electrodeposition, achieving high optical tunability. The technology demonstrates record-high signal-to-noise ratios in various wavelength regimes, enabling reconfigurable optical and thermal devices.
Researchers introduce a new class of topological phases, termed multi-topological phases (MTPs), which offer an avenue for understanding physical phenomena not explicable with conventional band topology. MTPs are characterized by distinct multiple topological invariants linked to their own boundary states.
Researchers developed a novel camouflage strategy using rough surface, silver nanowires, and biometric coatings to deceive multiple detection methods simultaneously. The device effectively simulated the spectral characteristics of vegetation and reduced infrared emissivity.
Researchers have developed a strategy to enhance the stability of CsPbI3 perovskite nanoplatelets by incorporating formamidinium, which improves bulk thermodynamic stability and surface ligand binding. This approach leads to highly oriented superlattices with improved linear polarization of light emitted.
A team of scientists creates a dynamically reconfigurable topological photonic platform that can control local topological properties in real-time using spatially patterned optical pumping. This enables the topological edge mode to be steered, redirected or blocked entirely by adjusting an external pump profile.
A new 'pocket microscope' technology enables direct molecular imaging with femtogram precision, transforming pathology workflows and opening new frontiers in space biology. The deep-ultraviolet ptychographic pocket-scope (DART) provides label-free spectroscopic contrast without external labels.
Physicists Tom Hoekstra and Jorik van de Groep have realized an actively tunable metasurface using a novel quantum material, enabling the creation of a nanoscale mirror that can be turned on and off. The device harnesses excitons in 2D materials to control light with record efficiency.
A team of scientists proposes a new scheme for 1D DTQW systems with coherent multiple long-range connectivity in the synthetic frequency lattice. This enables faster diffusion speed and breaks the weak coupling limit, facilitating quantum gate operations.
A new sample prior based point spread function (PSF) decoupling method enables accurate system characterization without theoretical assumptions. Regular biological samples act as modulators to optimize the system PSF, allowing non-parametric and adaptive imaging.
Researchers have developed a non-invasive technique, fast raster-scan optoacoustic mesoscopy, to observe microvascular endothelial dysfunction at the single-capillary level. The study found that this technology can resolve dynamics of individual cutaneous capillaries and provide better inter-day repeatability compared to existing methods.
Researchers have developed a novel approach to quantum memories using 3D-nanoprinted light cages filled with atomic vapor. The technology enables highly efficient conversion of guided light pulses into collective atomic excitations, with storage durations of several hundred nanoseconds. The platform's compact size and room-temperature ...
Researchers review transfer printing techniques for integrating III-V semiconductor devices into silicon photonics, enabling diverse optical functionalities and applications. The technology offers precise control over thin film parameters and precise device placement.
Researchers developed a V-band ultra-fast tunable thin film lithium niobate Fourier-domain mode-locked optoelectronic oscillator to generate LCMW with low phase noise and large TBWP. The FDML OEO achieved record-breaking high radiofrequency oscillations up to 65 GHz.
Scientists have developed a platform for generating and detecting ultrashort UV-C laser pulses using atomically-thin semiconductors. The system demonstrates a free-space communication system and has the potential to unlock new opportunities in non-line-of-sight communication systems.
Researchers developed LSTM-assisted optical fiber interferometric sensing to overcome the limitation of free spectral range, achieving simultaneous high sensitivity and wide measurement range. The technology uses gating mechanisms and sequence learning capabilities of LSTM to model long-term dependencies in complex interference spectra.
Researchers discovered that MHP films exhibit triboluminescence when scraped with metals like copper, gold, or platinum, due to friction-induced charge transfer. This phenomenon is universally observed across commonly studied MHP films. The enhancement of PL is attributed to the accumulation of positive charges on the perovskite surfac...
Engineered metasurfaces can focus and control light to trigger responses in specific cells, enabling precise, wireless stimulation. This breakthrough lays the foundation for next-gen bioelectronic implants with targeted cell activation or cancer therapy.
Researchers have successfully generated and visualized helical electromagnetic pulses, a long-sought form of light that twists through space and time. The achievement overcomes significant challenges and opens up new possibilities for technologies like ultrahigh-speed communications and precision imaging.
A new open-source stabilization system enables sub-nanometer precision in super-resolution fluorescence microscopy, overcoming technical complexity. The system achieves high stability, allowing for long-duration single-molecule localization experiments with controlled drift-induced errors.
Researchers developed a physically consistent model for single-pixel imaging, capturing multiple degradations and improving image resolution and fidelity. The method outperforms competing approaches under real-world complex degradations, offering robustness and superiority in practical environments.
A new paradigm in spectroscopic sensing has emerged through the integration of optical waveguides and Surface-Enhanced Raman Scattering (SERS) technology. This breakthrough enables ultra-sensitive, portable detection platforms with transformative on-site real-time monitoring capabilities.
Researchers have achieved perfect transfer functions in Coherent Diffractive Imaging (CDI) with various numerical apertures, pushing the imaging resolution to the Abbe diffraction limit. Their computational framework, RFD, solves the high-NA CDI problem for the first time, achieving a record-high imaging resolution of 0.57λ.
A new OAM-STM architecture enables 3-bit data transmission at ultrafast pulse rates, combining spatial separation with time decoding for improved scalability. The system achieves GHz-level transmission rates without electronic signal processing, enabling more compact high-speed systems.
Researchers developed a snake-inspired system that bridges the gap between infrared and visible light using CMOS sensors. The innovation integrates an upconverter directly onto the sensor, enabling 4K ultra-high-resolution imaging of short-wave infrared and mid-wave infrared at room temperature.
The latest advancements in photomedicine, materials science, and soft electronics are driving the development of next-generation phototherapy devices. These innovations include wearable and implantable flexible sensing technologies combined with AI, enabling closed-loop systems for real-time adjustments and improved medical outcomes.
Researchers proposed a neural array imaging system to overcome limitations of metalenses, achieving high-quality imaging with reduced thickness. The system uses an array of small-aperture metalenses, enabling accurate image reconstruction and task-level visual perception.
A new multifocal metalens design enables super-resolution imaging of brain organoids, achieving twice the resolution of conventional WF microscopy. The system also suppresses background noise and resolves fine neuronal fibers.
Research reveals AI's potential to harness structured light for optical communications, microscopy, and computing. Complex patterns in structured light enable natural robustness and vast encoding possibilities.
Researchers proposed ACAL system for fabricating micro ring-shaped metasurface unit cells on highly curved substrates, demonstrating extended depth of focus and robustness against defocus. The method improved minimum annular feature size by over 10 times compared to conventional methods.
Scientists propose and experimentally realize optical skyrmions in the spatiotemporal domain using transverse orbital angular momentum and vectorial shaping of pulsed light. The structures exhibit fascinating evolution during propagation, including the Gouy phase shift and changing beam size.
A new LiDAR system combines the advantages of beam array scanning and flash LiDAR technologies, enabling high-precision detection across diverse applications. The device features a mechanically reconfigurable metasurface platform that synergizes tunable hybrid cascaded metasurfaces with a shape memory alloy micro-actuator.
Researchers reveal peculiarities of room temperature organic photodetectors, highlighting their unique physical properties and special features. The upper detection limit for OSC photodiodes is comparable to that for ISC photodiodes, but with a significant spread in values.