This paper gives a detailed examination of the overall conditions, poverty and income of rural migrants over recent years, using results of the survey on rural migrants from 69,000 rural households and more than 7,100 administrative villages in 31 provinces, municipalities and autonomous...

Objective The purpose of this study was to examine inequalities of access to health care among the urban elderly in northwestern China.Methods 4441 seniors (over 60 years of age) were drawn from a cross-sectional study conducted in three northwestern Chinese cities. The effects of these factors...

Electricity generation from thermal irradiation governed by GaSb diode has been systematically investigated in its normal and inverted configuration. It is demonstrated here that there is a critical base doping, 3 × 1017 cm−3, for the normal structure, and the superior output performance...