use several bibliometric indicators of productivity and academic impact to assess Germany's performance for the period … and the Europe Union in 2019, China continues its growth in the international science system, producing nearly a quarter … publish in highly visible journals and received average attention citations in these journals. China further increased both …

This paper studies how recent investigations of foreign influence in research have affected the productivity of U … coincide with a decline in the productivity of scientists with previous collaborations with scientists in China, especially … productivity by fields for both the U.S. and China …

The close connection between US and China in scientific research and education in the 2000s produced a large group of … China-born researchers who work in the US ("diaspora") and a larger group of China-born researchers who gained US-research … experience and returned to do their research in China ("returnee"). Analyzing 2018 Scopus data on research papers, we estimate …