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The development of novel two-dimensional antiferromagnets is crucial for enhancing the performance of spintronic devices. Here, authors realize the synthesis of CrOCl monolayer films and nanosheets that exhibit excellent performance.

Site-selected crystal material synthesis at the atomic scale has been a long-standing challenge. Here the authors use nanowire crystal phase heterostructures as templates for self-selective growth of one- and two-dimensional GaBi nanostructures, which allows versatile design with atomic-scale precision.

Weak topological insulators offer promising topological state tunability for devices. Here, the authors use ARPES and first-principles calculations to evidence signatures of layer-selective quantum spin Hall channels that may be tunable with chemical potential for future applications.

The new kagome metals can exhibit unconventional electron correlated states beyond recently discovered kagome superconductors AV₃Sb₅. Here, the authors report discovery of superconductivity and intrinsic nematic order in a new titanium-based kagome metal CsTi₃Bi₅ without charge density wave order.

Single-cell proteomics by data-independent acquisition (DIA) mass spectrometry is growing, but data analysis approaches vary widely. Here, authors benchmark and recommend optimal strategies for analyzing DIA-based single-cell proteomics data.

Bi₂O₂Se is a promising 2D semiconductor with high electron mobility and native high-k dielectric layers, but its p-type doping remains challenging. Here, the authors report a low-temperature substitutional doping method to fabricate 2D Bi₂O₂Se p-n junctions and p-type transistors

Angular tricyclic and polycyclic skeletons feature typical cores in an intriguing type of natural products. Herein, the authors report Lewis acids catalyzed dearomative (3 + 2) cycloadditions of donor-acceptor cyclopropanes with benzene ring for the synthesis of diverse angular tricyclic and polycyclic carbocycles.

CO₂ is a problematic greenhouse gas, although its conversion to alternative fuels represents a promising approach to limit its long-term effects. Here, the authors demonstrate that CO₂ can be reduced to methanol through pyroelectric catalysis under temperature variation near room temperature.

Semi-metallic single crystals of antimony can be deposited using molecular beam epitaxy on molybdenum disulfide to create ohmic contacts with resistance of under 100 Ω µm at a contact length of 18 nm.

We investigated the origins of charge density wave (CDW) mechanisms in the bi-layered kagome metal ScV₆Sn₆ by comparing its electronic structure with that of its isostructural counterpart YV₆Sn₆, which does not exhibit a CDW state. Our ARPES measurements reveal that the Van Hove singularity (VHS) nesting mechanism may not be valid in the CDW state. In ScV₆Sn₆, the electronic structure shows a CDW-induced band gap accompanied by anomalous band dispersion near the M point of the Brillouin zone. These findings provide experimental evidence for the origin of CDW in vanadium-based kagome metals.

Resistance to KRAS-targeted therapies is a challenge, especially with co-mutations like KEAP1. Here, the authors show that increasing polyamine metabolism enhances KRAS-targeted therapy efficacy but requires also increasing the polyamine-metabolism SAT1 enzyme in KEAP1-mutant context.

Metallo-β-lactamases (MBL) are zinc containing enzymes that cause resistance to β-lactam antibiotics. Here the authors show that the anti-Helicobacter pylori drug colloidal bismuth subcitrate inhibits MBLs by displacing the zinc ions with Bi(III), which is of great interest for the development of antibiotics.

Refining microstructure is an important goal in many material systems. Here, the authors report an approach for microstructure refinement based on nanoparticle self-assembling on a growing phase, which is shown to be effective for both metallic and organic systems.

The number of edge channels in quantum anomalous Hall insulators is controlled by varying either the magnetic dopant concentration or the interior spacer layer thickness, yielding Chern numbers up to 5.

Artificial intelligence-based studies for breast cancer magnetic resonance imaging (MRI) predominantly rely on single sequences and have limited validation. Here, the authors develop a mixture-of-modality-experts model (MOME) that integrates multiparametric breast cancer MRI information within a unified structure, which shows reliable performance in a large cohort.

W. X. Zhao et al. study the higher-order topological insulator candidate Bi₄Br₄ by angle-resolved photoemission spectroscopy (ARPES) and ab-initio calculation. They provide strong evidence for the higher-order topological insulator phase, including a signature of the hinge states inside the (100) surface gap.

Here, the authors utilise cefiderocol, a sideromycin, in complex with colloidal bismuth citrate, to demonstrate antimicrobial efficacy against Pseudomonas aeruginosa in vivo.

An avalanche photodiode is an opto-electronic amplifier that uses impact ionization to provide enhanced sensitivity at the expense of excess noise. In this manuscript, the authors demonstrate that a small amount of Bismuth (Bi) in Gallium Arsenide (GaAs) avalanche photodiodes significantly reduces this excess noise.

Kagome superconductors host a panoply of condensed matter phenomena, some of which are mediated by band topology. Here, authors use ARPES and DFT to identify type-II and type-III Dirac nodal lines, flat bands and topological surface states in the kagome metal CsTi₃Bi₅.

Air-stable, non-encapsulated Bi₂O₂Se ultrathin films grown by chemical vapour deposition display high electron mobility and exceptional semiconducting transport properties, making the observation of quantum oscillations possible and suggesting potential applications in electronics.

The photofixation and utilization of CO₂ is considered to be a clean and green way to produce high-value-added commodity chemicals, but production of long chain chemicals through this process remains a challenge. Here, the authors develop a practical way for the photofixation of CO₂ to long-chain chemicals via defect engineering.

The electronic surface states of bismuth present promise for applications exploiting spin and valley degrees of freedom however their study is inhibited by bulk states. Here, the authors directly access the surface-state Landau levels of ultrathin bismuth films under a perpendicular magnetic field.

Charge recombination of perovskite nanocrystals is crucial for their optoelectronic performance. Here the authors develop a continuous-wave-photoexcitation platform to study their time-resolved photoluminescence under operational conditions.

The thinness and elastic properties of graphene make it an ideal candidate for nanoelectromechanical systems. Here, the authors demonstrate the positive piezoconductive effect in suspended bi- and multi-layer graphene, showing the most pronounced response for three layer samples.

Bringing together p- and n-type monolayers of semiconducting transition metal dichalcogenides results in the formation of atomically thin pn junctions. Here, the authors laterally manipulate carrier density to create a WSe₂ pn homojunction on a supporting ferroelectric BiFeO₃ substrate.

The authors investigate junctions made of two flakes of the cuprate superconductor Bi₂Sr_2-xLa_xCuO_6+y (Bi2201) twisted by 45 degrees. They find evidence for an isotropic pairing component, and call into question theoretical predictions of d+id superconductivity in this system.

Mejía-Ramírez, Iáñez Picazo, Walter et al. explore how nuclear biomechanical changes limit the regenerative capacity of aged hematopoietic stem cells and show that targeting RhoA rejuvenates aged hematopoietic stem cells by reducing nuclear envelope tension and remodeling nuclear architecture.

Chronic care manages long-term, progressive conditions, while acute care handles short-term ones. Here, authors show chronic conditions account for most of the global health burden, with 68% of DALYs and 93% of YLDs attributed to chronic care needs.

A zero Hall conductance plateau has been taken as evidence of the axion insulator state in magnetically doped topological insulator heterostructures, but it can also originate from surface state hybridization. Here the authors establish such a state in a ~106 nm thick sample, where hybridization is negligible.

The authors show that electronic thermal transport in an in-plane magnetic field in compressively strained HgTe at the Weyl points follows the Wiedemann–Franz law, challenging predictions of gravitational-anomaly signatures in this system.

Kagome lattices host a plethora of topological phenomena. Here, the authors identify nearly flat spin-wave bands in part of the Brillouin zone and large orbital moments in the metallic kagome ferromagnet Fe₃Sn₂.

This work demonstrates that Mn doping in rhombohedral GeSe enhances carrier mobility by optimizing lattice symmetry, which also creates beneficial resonant levels and synergistically improves the overall electrical and thermoelectric performance.

‘Ultrathin’ gold interlayers are shown to form nanoparticles that balance optical losses and electrical contact, enabling efficient perovskite–perovskite integration for scalable and durable triple-junction photovoltaics.

Iron-rich oxides at the lowermost mantle conditions have ultralow thermal conductivity, which would impact regional thermochemical evolution around seismic ultralow velocity zones above Earth’s core-mantle boundary.

Acid stress is an environmental factor shaping the structure and function of microbial communities. Here, the authors show that microbial interspecific interactions are highly dynamic during acid stress changes. They find slow-growing species promote population cooperation and coexistence under elevated acid stress.

Available intrinsic magnetic topological insulators are rare. Here, the authors study the electronic and magnetic properties of Mn(Sb_xBi_(1-x))₂Te₄ bulks and thin flakes, revealing intrinsic magnetic topological insulator phase in the phase diagram.

The impact of fluorine doped tin oxide (FTO) on device longevity has been overlooked. Here, the authors employ thermal evaporated yttrium oxide to strengthen structural stability of FTO, achieving maximum efficiency of 26.48% and 28.47% in regular and all-perovskite tandem structures, respectively.

The bulk conductivity of a topological insulator composed of Bi, Sb and Te can be reduced by orders of magnitude by tuning the ratio of Bi to Sb, allowing surface states to dominate conduction.

A wearable human–machine interface combines inertial and electromyography sensors with deep learning to robustly extract gesture signals and enable real-time robotic control under diverse motion artefacts in dynamic environments.

This study reports two efficient methods—cyclic reduction and transfer matrix—to compute topological surface states in photonic and acoustic systems, cutting memory and time use by up to 100-fold and enabling the faster design of advanced topological devices.

Thermally assisted spin–orbit torque is used to switch the edge current chirality in mesoscopic quantum anomalous Hall devices.

Topological insulators like bismuth selenide exhibit Dirac surface states in which the electron spin is locked with the crystal momentum. Using spin- and angle-resolved photoemission spectroscopy, the authors observe a new kind of coupling between the spin and orbital texture of the Dirac cones.

Biobanks of genetic data have been primarily in European populations, which gives us an incomplete understanding of complex traits across populations. Here, the authors initiate the Westlake BioBank for Chinese (WBBC) pilot project with 4,535 whole genome sequences and 5,841 high-density genotypes from China, characterizing large-scale genomic variation in Chinese populations.

Ethanol electrosynthesis from CO reduction is achieved using an oxygen-affinity-engineered copper alloy catalyst. Unlike conventional CO dimerization pathways, which yield diverse products, this catalyst selectively promotes the CO–CH_x coupling route, enabling selective ethanol production.

The conversion of sunlight into electricity has been dominated by photovoltaic and solar thermal power generation. A highly efficient solar to electric energy conversion device based on nanostructured thermoelectric materials and high solar concentration is now demonstrated. The results show potential for cost effective solar thermoelectric generation.