Abstract Background Open access (OA) is a revolutionary way of providing access to the scholarly journal literature made possible by the Internet.The primary aim of this study was to measure the volume of scientific articles published in full immediate OA journals from 2000 to 2011, while observing longitudinal internal shifts in the structure of O
Using Earth observation to accurately extract snow phenology changes is of great significance for deepening the understanding of the ecological environment and hydrological process, agricultural and animal husbandry production, and high-quality development of the social economy in Xinjiang.Considering snow cover phenology based on MODIS product MOD
Ducted-fan tail-sitter unmanned aerial vehicles (UAVs) provide versatility and unique benefits, attracting significant attention in various applications.This study focuses on developing a safe reinforcement learning method for back-transition control between level flight mode and hover mode for ducted-fan tail-sitter UAVs.Our method enables transit
Biomass burning is a major global source of both primary brown carbon (BrC) and reactive trace gases in the atmosphere and thus has a significant impact on global climate and regional atmospheric chemistry.However, a substantial gap remains in our understanding of the nighttime evolution of biomass burning emissions.Here we present prominent nightt
Introduction: Focused and sustained attention, executive function, working memory and task switching are important cognitive abilities.Efforts to enhance cognitive abilities, have engaged the scientific community since ages.Human beings are exposed to several fragrances and the perception of the sense of smell, plays an important role in the physio