Cesium will be evaporated inside HUST negative ion source to enhance the negative ion yield, by lowering the surface work function. In order to control the Cs vapour flux precisely, a temperature controlled Cs oven is developed. This paper introduces the design of the Cs oven body and...

In order to investigate the effect of temperature on the tensile strength of perforated Ti-6Al-4V (TC4) alloy, the tensile mechanical properties of TC4 alloy with various micro-hole array distributions were obtained at a temperature in a range from 20 o C to 500 o C by using a novel...

This paper examines how economic insecurity and cultural anxiety have triggered different dimensions of the current populism in the United States. Specifically, I exploit two quasi-natural experiments, the Great Recession and the 2014 Northern Triangle immigrant in ux, to investigate the effects...

This paper examines how unemployment and cultural anxiety have triggered different dimensions of the current populism in the United States. Specifically, I exploit the Great Recession (GR) and the 2014 Northern Triangle immigrant influx (IM) to investigate the effects of recent unemployment and...

This study examines whether the rally 'round the flag phenomenon is present in the context of terrorist attacks, and investigates the explanations for the related increase of confidence in political institutions and political approval of the incumbent's job performance. I exploit variations in...

This study examines whether the rally 'round the flag phenomenon is present in the context of terrorist attacks, and investigates the explanations for the related increase of confidence in political institutions and political approval of the incumbent's job performance. I exploit variations in...

There is a clear and persistent inequality of bureaucratic employment between individuals with a bureaucrat parent and those without. Using the recent anti-corruption campaign in China as a quasi-experiment, we investigate how endeavors for counter-corruption affect inequality and potential...