Lead-substituted barium hexaferrite for tunable terahertz optoelectronics

NPG Asia Materials, Published online: 17 September 2021; doi:10.1038/s41427-021-00331-xMultiferroic lead-doped barium hexaferrite exhibits remarkably rich set of phenomena at frequencies from Hertz to near infrared, including tunable terahertz resonance. Unveiling microscopic mechanisms responsible for such extraordinary response paves the way for controllable...

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Lead-substituted barium hexaferrite for tunable terahertz optoelectronics

6d

Aggravated stress fluctuation and mechanical size effects of nanoscale lamellar bone pillars

NPG Asia Materials, Published online: 03 September 2021; doi:10.1038/s41427-021-00328-6Significant size effect and stress fluctuation of nanoscale lamellar bone pillars with diameters ranging from 640 to 4971 nm inside a single lamella. A size effect-induced brittle-to-ductile transition was revealed, the stress fluctuation behaviors were elaborated...

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Aggravated stress fluctuation and mechanical size effects of nanoscale lamellar bone pillars

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Spin–orbit torque engineering in β-W/CoFeB heterostructures with W–Ta or W–V alloy layers between β-W and CoFeB

NPG Asia Materials, Published online: 20 August 2021; doi:10.1038/s41427-021-00326-8Changes to materials used in spintronics, an emerging magnetic memory technology, can reduce the energy costs associated with manipulating electron spin. When an electron from a nonmagnetic metal travels into a thin magnetic film, a twisting force known as the spin-orbit...

Aug 2021

Spin–orbit torque engineering in β-W/CoFeB heterostructures with W–Ta or W–V alloy layers between β-W and CoFeB

Aug 2021

Nitrogen-enriched graphene framework from a large-scale magnesiothermic conversion of CO₂ with synergistic kinetics for high-power lithium-ion capacitors

NPG Asia Materials, Published online: 13 August 2021; doi:10.1038/s41427-021-00327-7A large-scale and ultrafast combustion synthesis using CO2 as feedstock is demonstrated for the fabrication of nitrogen-enriched graphene frameworks (NGF) with high electrical conductivity, which delivers an upgraded kinetics due to the enhanced ion diffusion and electron...

Aug 2021

Monolithic polymeric porous superhydrophobic material with pneumatic plastron stabilization for functionally durable drag reduction in blood-contacting biomedical applications

NPG Asia Materials, Published online: 13 August 2021; doi:10.1038/s41427-021-00325-9Facile modification of a porous superhydrophobic polytetrafluoroethylene foam produced suitable surface structures to enable fluid slip flow and resist protein fouling. Its monolithic nature offered abrasion durability, while its porosity allowed pressurized air to be...

Aug 2021

Nitrogen-enriched graphene framework from a large-scale magnesiothermic conversion of CO₂ with synergistic kinetics for high-power lithium-ion capacitors

Aug 2021

Monolithic polymeric porous superhydrophobic material with pneumatic plastron stabilization for functionally durable drag reduction in blood-contacting biomedical applications

Aug 2021