Results 251 to 260 of about 1,018,848 (380)

Realization of Spin‐locked Acoustic Helical Landau Levels in both Hexagonal and Square Lattices

open access: yesAdvanced Science, EarlyView.
Acoustic helical Landau levels rooted in quantum spin Hall systems are achieved by linearly increasing the local bandgap through the lifting of the double Dirac cone in acoustic crystals. Large‐area conveyance of acoustic energy facilitated by these helical Landau levels is demonstrated.
Yafeng Chen   +5 more
wiley   +1 more source

Metamaterial‐Enhanced Solar‐Driven Processes for Energy Conversion and Water Treatment

open access: yesAdvanced Science, EarlyView.
This review explores how metamaterials revolutionize solar‐driven process for energy conversion and water treatment through enhanced light absorption, LSPR, charge separation, and bandgap engineering. By leveraging unique nanostructures and AI‐guided design, these engineered materials drive CO₂ reduction, water splitting, pollutant degradation, and ...
Xuechen Jing   +6 more
wiley   +1 more source

A Self‐Powered Double U‐Finger MME Resonator Capable of Wirelessly Capturing Abnormal Message in Smart Grid Networks

open access: yesAdvanced Science, EarlyView.
This study presents a magneto‐mechano‐electric resonator that efficiently harvests energy and monitors grid safety in Power Internet of Things systems. The resonator, consisting of two U‐fingers with different resonant frequencies, captures stray magnetic field energy and detects fault messages. It produces high power for self‐powered and achieves high
Xinyi Zheng   +10 more
wiley   +1 more source

A modified J model for efficiently calculating the electromagnetic fields of ReBCO no-insulation pancake coils using an explicit–implicit hybrid algorithm [PDF]

open access: green
Yunkai Tang   +7 more
openalex   +1 more source

Polarization‐Improved Bidirectional‐Pump Atomic Magnetometer Based on Spin‐Decoupled Metasurface

open access: yesAdvanced Science, EarlyView.
The polarization‐improved bidirectional‐pump atomic magnetometer based on spin‐decoupled metasurface has been experimentally demonstrated. The system, based on a metasurface, successfully realizes precise control of atomic spin polarization. The research not only offers a novel technique for designing high‐performance optically pumped atomic ...
Shuo Sun   +6 more
wiley   +1 more source

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