Beijing International Studies University

Coupled CFD–DEM analysis of soil cavity formation and gas diffusion during buried pipeline leakage

Abstract After the leakage of a buried pipeline, the overlying soil structure deforms under the high-speed impact of escaping gas, influencing both leakage and diffusion behaviours. This deformation typically appears as a soil cavity above the leakage port, especially in medium-...

Leveraging Industrial Internet for supply chain resilience: the roles of capability pathways and supply chain dependence

Purpose Supply chains face increasing disruptions in today's volatile environment, necessitating enhanced resilience through digital transformation. This study aims to examine the relationship between Industrial Internet and supply chain resilience and to explore the mediating ro...

Research on the Correlation Between Purchase Motivation and Refund Intention in Tourism Live Streaming

Tourism live streaming’ s rapid growth is accompanied by high refund rates, threatening the industry’s sustainable development. Drawing on Regret Regulation and Mental Simulation theories, this study utilizes two experiments to investigate how different impulse buying types influ...

Vibration model test and seismic performance evaluation of polypropylene fiber reinforced concrete lining of mountainside tunnels in Loess Plateau

Abstract Currently, tunnels are key infrastructure projects for traversing the Loess Plateau and ensuring rail connectivity. However, seismic damage surveys indicate that tunnels built along mountainsides in the Loess region suffer severe damage during earthquakes due to their lo...

Cross-Cultural Scenario Benchmark: Evaluating LLMs’ Cross-Cultural Understanding

Cross-cultural reasoning and alignment have been identified as key weaknesses of large language models (LLMs), but the architectural or cognitive features underlying these failures have not been adequately examined. In addition, previous studies rely almost exclusively on dataset...

Smart city policy and firm digitalization: evidence from MD&A disclosures

Purpose This study aims to examine whether smart city policies influence corporate digital transformation. Using China’s National Smart City Pilot Project as a quasi-natural experiment, we investigate if smart city designation affects firms’ digitalization levels as reflected in...

How does advertising goal framing impact green hotel consumption intentions? The moderating role of nature connectedness

Promoting green hotel consumption is a key element in the green transformation and upgrading of the tourism industry. Goal framing serves as a common method of information presentation to encourage consumer behavior. However, few studies have examined how advertising goal framing...

Prevalence and network analysis of depressive, anxiety and cognitive symptoms among oldest-old population in China

The oldest-old people are prone to such psychological and mental risks as depression, anxiety, and cognitive dysfunction. Yet which specific symptom poses the biggest threat remains elusive, especially when the characteristics of a certain sample are considered. Using network ana...