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Detecting the chirality of molecules is important in optics, biomedicine, and materials science, but the molecular chiroptical signals are typically weak in conventional circular dichroism. Here, the authors demonstrate strong chiroptical responses that reflect the molecular chirality in a single chiral nanoassembly synthesized from L/D-cystines.

The development of sustainable water oxidation catalysts is crucial for hydrogen production, yet cobalt-based materials often suffer from instability. Here, the authors report that co-doping LiCoO₂ with nickel, iron, and palladium yields a durable electrode with stability of over 2,000 hours.

On-chip circularly polarized light (CPL) detectors are relevant for various applications, but current approaches have shown a trade-off between wide spectral detection range, high discrimination ratio and high polarization sensitivity. Here, the authors report broadband high-performance CPL detectors based on twisted black phosphorus structures.

Topological metamaterial clothing based on metallic conductive textiles can be used to create robust biosensing networks on the human body that can monitor vital signs during exercise.

Applying concepts from non-Hermitian physics to diffusive systems enables the static control of heat transport. Now, this notion is expanded to dynamic control, including a demonstration of programmed thermal transport in a metamaterial.

Phonon engineering with anisotropic Lorentz-type dielectric oscillations enables the creation of hyperbolic asymptotic line polaritons, achieving broadband diffraction-free propagation.

A two-dimensional van der Waals material, NbOCl₂, that simultaneously exhibits near-unity linear dichroism (~99%) over 100 nm bandwidth in ultraviolet regime and large birefringence (0.26–0.46) within a wide visible–near-infrared transparency window is reported.

The use of a nanopillar lattice and orbital angular momentum provides control over the directionality of light emission on the nanoscale.

Using channel-level decoupling to design independent photovoltage channels for each Stokes parameter with minimal crosstalk, a metaphotonic photodetector can be created that provides direct Stokes quantification.

Pseudouridine is prevalent modification in cellular RNA. Here, the authors show that the PUS7-mediated pseudouridylation of 7SK RNA regulates Pol II elongation and affects colorectal cancer cell survival and response to 5-FU treatment.

Metasurfaces offer an approach for computer generated holograms with good efficiency and ease of fabrication. Here, Ye et al.report on spin and wavelength multiplexed nonlinear metasurface holography, showing construction of holographic images using fundamental and harmonic generation waves of different spins.

Chiral metasurfaces have been produced, with experimental observation of intrinsic chiral bound states in the continuum, which may lead to applications in chiral light sources and detectors, chiral sensing, valleytronics and asymmetric photocatalysis.

Bis-silylated alkenes offer the advantage of two functional handles with distinguished reactivity for downstream functionalization. Here, the authors report a nickel-catalyzed bis-silylation of internal alkynes to versatile silylated alkene intermediates which can be chemoselectively manipulated.

Electroreduction of low-concentration NO₃⁻ to NH₃ is limited by NO₃⁻ mass transfer. Here, the authors propose a strategy for NO₃ ⁻ enrichment through charge rearrangement within the inner Helmholtz plane, achieving near-unity conversion of NO₃⁻ to NH₃.

This work proposes a wet-chemical etching assisted aberration-enhanced single-pulsed femtosecond laser nanolithography, named “WEALTH”, for manufacturing small-size, large-area, deep holey nanostructures, promising for emerging nanophotonic devices.

We demonstrate a 3D generalized vector vortex array generation with full polarization, phase, OAM, and spatial control, by using joint optimization in different diffraction orders based on a single-layer metasurface.

The authors demonstrate ultra-broadband microscale optical dispersion in LiNbO₃ crystals, enabling precise and robust on-demand dispersion engineering in free space, with strong potential for applications in informatics and spectroscopy.

Electrocatalytic alkyne semi-hydrogenation to alkenes is challenging due to the hydrogen evolution competing reaction and over-hydrogenation. Here, the authors report Cu50Au50 alloy for high selectivity towards styrene production.

Non-radiative decay in two-dimensional WSe₂ quantum emitters is electrically suppressed through charge depletion using dual gate configurations. The single-photon emitter transition quantum efficiency after gating is increased to 76.4 ± 14.6% on average.

The authors present a metasurface-assisted isotropic DIC microscopy technique. It is based on an original pattern of radial shear interferometry, that converts rectilinear shear into rotationally symmetric radial shear, enabling single-shot isotropic imaging capabilities.

Optical elements fabricated with a 3D printing technique generate beams carrying orbital angular momentum under incoherent white light illumination.

Caustics, as a unique type of singularity in wave phenomena, occur in diverse physical systems. Here, the authors realize multi-dimensional customization of caustics with 3D-printed metasurfaces. This arbitrary caustic engineering is poised to bring new revolutions to many domains.

Light-matter interaction in atomically thin transition metal dichalcogenides is dominated by excitonic effects and hot-carrier relaxation/extraction mechanisms. Here, the authors report that the C exciton in two-dimensional MoS₂exhibits a slower hot-carrier cooling than band-edge excitons.

The Mpemba effect is an archetype for various anomalous relaxation phenomena. Here, the authors experimentally study a quantum version of the Mpemba effect in a single trapped ion system, where relaxation is exponentially accelerated by removing the excitation of the slowest decaying mode. This phenomenon, seen in Markovian open quantum systems containing Liouvillian exceptional points, indicates a link between the Mpemba effect and non-Hermitian physics.

Spatiotemporal beams differ from standard spatial structured light. The authors introduce 2D spacetime duality to uncover the conventional–spatiotemporal beam connection, enabling the development of high-fidelity spatiotemporal beams.

Authors showcase a framework for visual perception enhancement system based on vision-driven metasurfaces. It can help humans obtain information in multiple frequency bands and allows the metasurface platform with more interesting functions.

Optical tweezers can apply 3D forces to trap and move microparticles, but application of 3D optical torques for controlled rotations remains challenging. Here, the authors report a technique for controlling 3D optical torque via a single beam, achieving dynamic 3D rotations around an arbitrary axis.

Realizing conversion between microwave and optical signals in free space is a challenge. Here, the authors propose and demonstrate a programmable metasurface that can achieve wireless microwave-laser interconversion for bidirectional air-water cross-media wireless communications.

Further extending the band edge of perovskite approaching the ideal bandgap of single-junction solar cell is essential to improve device efficiency. Here, the authors integrate optical resonances with perovskite solar cells to extend the band edge, achieving EQE-integrated current of 26.0 mA/cm².

Topological photonic structures enable robust light transport but face coupling challenges. The authors demonstrate transverse spin matching governs the coupling between the topological waveguide and waveguide, achieving 96.3% theoretical and 94.2% experimental transmission efficiencies.

The valley pseudospin of electrons may serve as an additional degree of freedom for future on-chip low-energy signal processing. Now, a nanophotonic circuit that integrates a monolayer of WS₂ routes valley indices unidirectionally via the chirality of the photons.

Here, the authors propose a Fourier-based metaprocessor to impart customized highly flexible transfer functions for analog computing. Differentiation and cross-correlation are performed to substantiate the ultracompact and high-throughput kernel processor.

The researchers fuse metamaterials and origami technical to achieve ultra-wideband and large-depth reflection modulation. Flexible electronics amplify its lightweight, transparency, and cost-effectiveness, making it ideal for satellite communications.

Electrocatalytic nitrite reduction is a green alternative to the Haber-Bosch process, but its ammonia production remains inefficient at low nitrite levels. Here the authors report an intermetallic single atom alloy CuZn catalyst for nitrite reduction to ammonia with high efficiency and stability at low nitrite concentration of 1−10 mM.

Light field prints displaying 3D information often appear pixelated due to limited resolution and misalignment between lenses and colour pixels. Here, the authors present a one-step process via two-photon polymerization lithography to fabricate light field prints with high spatial and angular resolution.

A 2 nm displacement resolution of a centimetre-sized object in a 3 cm cavity is demonstrated.

The authors reveal hyperbolic-to-hyperbolic transitions where two nearby Reststrahlen bands just touch each other. Such phenomena are prevalent in isostructural rare-earth oxyorthosilicates and unfolds vast opportunities for broadband on-chip light control.

Here a conformality-assisted tracing method is proposed to devise free-form and three-dimensional conformal metamaterials, featuring accuracy and efficiency in handling complex geometry and adaptability to various diffusion and wave fields.

The position and emission wavelengths of single quantum dots embedded in a one-dimensional planar cavity can be simultaneously determined from a single photoluminescence image with 15 nm spatial accuracy and subnanometric spectral accuracy in the near-infrared.

Two-dimensional materials have excellent electrical properties, but poor luminescence limits their application in optoelectronics. Here, the authors demonstrate a plasmon-induced 20,000-fold enhancement in photoluminescence from tungsten diselenide suspended across a nanometre-scale gap.

By entangling the phase and spin of light, a synthetic metasurface is shown to be able to coherently manipulate the valley-exciton-locked chiral emission in monolayer tungsten disulfide at room temperature. The findings will be of benefit to advanced room-temperature and free-space nonlinear, quantum and valleytronic nanodevices.

Using a framework based on optoelectronic polarization eigenvectors and optoelectronic conversion matrixes, an on-chip full-Stokes polarimeter can be created that offers a root mean square error of less than 1% for each Stokes parameter over the entire range of polarization states at arbitrary light intensities.

Authors control heat transfer through twisting moiré conductive thermal metasurface, showcasing the potential for manipulating thermal conductivity and temperature gradients with imitated magic angles, thereby realizing multifunctional thermal metadevices.