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Automation lowers rents and widens inequality less within groups
Automation targets high-wage jobs, dissipates worker rents, and offsets productivity gains. Analysis of U.S. data shows automation explains half of wage inequality growth since 1980.
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Validated single-strut model captures infilled RC frame seismic behavior
Advanced single-strut modeling framework for masonry-infilled RC frames with lightweight infills. Validates material-specific nonlinear hinges for seismic performance assessment with 10% accuracy.
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Freeze–thaw cycling changes concrete–soil interface shear behavior
Study investigates interfacial shear behavior between concrete and crushed rock-soil under freeze-thaw cycling, developing an improved constitutive model for permafrost infrastructure durability.
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Structural Optimization and Energy Absorption Characteristics of Double-Layer Variable-Diameter Energy-Absorbing Components for Anti-Impact Brackets
Research on double-layer variable-diameter energy-absorbing components for hydraulic supports demonstrates 54.2% increased energy absorption through optimized corrugated-circular tube configuration.
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Energy absorption mechanism of aluminum foam sandwich structure against bird impact and its application in impact protection bulkhead inside airplane nose
Aluminum foam sandwich structure with asymmetric panels achieves 30% weight reduction in aircraft nose bulkhead while maintaining bird strike resistance through dual energy absorption mechanisms.