The scale of distribution network construction is huge and the differences in construction areas are significant. The accuracy of investment strategies would directly affect the effectiveness of upgrading distribution networks. In response to the current subjectivity and lack of precision in the...

To shop online, consumers first have to choose a device to use to access the Internet. At some point in the customer journey, the vast majority of shoppers would conduct searches either through a search engine or inside an ecommerce website. We analyze daily online shopping search volume data...

Impurities such as N2 and O2 can be co-injected with CO2 to cut the overall cost of carbon capture and geological storage by lowering the CO2 capture cost. However, only few field-scale studies have focused on the effect of these impurities, such as N2 and O2, with low solubility and a low...

Injections of carbon dioxide (CO2) into unmineable coalbeds can both enhance coalbed methane recovery (ECBM), a high-efficiency energy, and realize underground storage of CO2. In these processes, the diffusion and sorption of methane (CH4) and carbon dioxide are key dominant processes. In this...