Inverse probability weighting (IPW) is widely used in empirical work in economics and other
disciplines. As Gaussian approximations perform poorly in the presence of “small …

Down syndrome (DS), caused by trisomy of chromosome 21, occurs in 1 of every 800 live
births. Early defects in cortical development likely account for the cognitive impairments in DS, …

Climate change and anthropogenic activities are two factors that have important effects on
the carbon cycle of terrestrial ecosystems, but it is almost impossible to fully separate them at …

As a semi-natural ecosystem, the agroecosystem is both a major provider and a major
beneficiary of ecosystem services (ES). The aim of this paper was to contribute to the scientific …

The design of highly fire-safe and smoke-suppressive single-component epoxy (EP) resins
combining modest curing temperature and fast curing rate has been desirable yet very …

Developing bio-based flame retardants according to a green and simple strategy has drawn
extensive attention recently. Hence, a biomass-derived, flame-retardant, latent curing agent (…

Carbon fiber reinforced polymer (CFRP) composite is a kind of lightweight material with
excellent comprehensive properties, but low production efficiency and inherent flammability …

Randomized experiments have been the gold standard for assessing the effectiveness of a
treatment, policy, or intervention, spanning various fields, including social sciences, …

The Tibetan plateau, covering an area of 2.6 million km2 with an average elevation of over
4000 m, often called “the third pole of the world”, has fundamental significance to the …

TiO 2 nanoparticles doped with different concentrations of Zr 4+ ions were prepared by the
sol–gel method and annealed at different temperatures. X-ray diffraction (XRD), Raman …