Nature Nanotechnology, Published online: 09 May 2024; doi:10.1038/s41565-024-01669-3 A flow-through redox-neutral electrochemical reactor–electrodialysis system has been developed to recover water, alkali and acids from hypersaline wastewaters. This accelerates a shift in ‘zero-discharge’ technology from energy-intensive steam-driven to energy-efficient electrically driven processes ..read more

Nature Nanotechnology, Published online: 06 May 2024; doi:10.1038/s41565-024-01655-9 The ability to vaccinate against multiple related pathogens is a significant advantage. Here, the authors report on quartets of linked receptor-binding domains attached to designed nanocages using SpyTag/SpyCatcher links, demonstrating effective vaccination against similar viruses as well as the variant of concern ..read more

Nature Nanotechnology, Published online: 06 May 2024; doi:10.1038/s41565-024-01659-5 By manipulating the glass transition of the electrolyte, nanometre-resolution electrochemical ion implantation doping can be achieved in various polymeric semiconductors ..read more

Nature Nanotechnology, Published online: 29 April 2024; doi:10.1038/s41565-024-01666-6 Toroidic phases and their phase transitions are notoriously hard to study in natural materials. Now, a direct-kagome spin ice provides access to two low-temperature toroidal phases, ferrotoroidicity and paratoroidicity, as well as to toroidic phase transitions ..read more

Nature Nanotechnology, Published online: 29 April 2024; doi:10.1038/s41565-024-01649-7 Ex vivo engineering of T cells for adoptive T-cell therapy without pre-activation is challenging and hinders therapeutic efficacy. Here, using nanowires, the delivery of microRNAs to primary naïve mouse and human CD8+ T cells without pre-activation for immune protection against pathogens is demonstrated ..read more

Nature Nanotechnology, Published online: 29 April 2024; doi:10.1038/s41565-024-01658-6 An in situ phase-separation method at microscale level creates stretchable superelastic porous nanocomposite conductors, reduces conductive filler usage and enables strain-resilient wireless wearable and implantable bioelectronics ..read more

Nature Nanotechnology, Published online: 29 April 2024; doi:10.1038/s41565-024-01662-w An on-chip tunable laser operates by harnessing nanomechanical resonances at the radio frequency, achieving ultralow tuning power consumption ..read more

Nature Nanotechnology, Published online: 29 April 2024; doi:10.1038/s41565-024-01663-9 The emission wavelengths of semiconductor lasers based on group-IV materials can be efficiently reconfigured by using strained nanomechanical resonators ..read more

Nature Nanotechnology, Published online: 26 April 2024; doi:10.1038/s41565-024-01654-w Biobased materials are of interest for many applications. Here the authors report insect-derived peptides that self-assemble into hollow nanocapsules through a gradient-driven, single-step, solvent exchange process, enabling the encapsulation of diverse cargoes with potential for drug delivery applications ..read more

Nature Nanotechnology, Published online: 22 April 2024; doi:10.1038/s41565-024-01652-y Acid-etching-driven nanosurface reconstruction of perovskite quantum-dot pure-red LEDs facilitates a peak external quantum efficiency of 28.5% and a half-lifetime of 30 h at 100 cd m−2 luminance, enabling highly efficient solution-processed active-matrix perovskite displays ..read more