Taking the constituent elements other than the main buildings of local Confucian temples as a research object,including memorial archway,screen wall,Pan-chi(pond),worship altar,sacrificial hall,pavilion and tower,this...Taking the constituent elements other than the main buildings of local Confucian temples as a research object,including memorial archway,screen wall,Pan-chi(pond),worship altar,sacrificial hall,pavilion and tower,this paper combines textual narrative and historical measurement to sort out the production and development history of these constituent elements.It analyzes the spatial evolution trend of Confucian temples to present the dynamic processes of derivation of constituent elements and spatial evolution of local Confucian temples.On this basis,this paper surveys the causes of the growth of Confucian temples from a macro historical perspective by considering political,social and cultural factors.This dynamic development process,sacred and secular as it is,will grow and last forever under the multiple official implications and folk beliefs.展开更多
This paper discussed the definition and essential factors of green agriculture, including green ecological environment, green material energy input, application and the popularization of green agricultural technology,...This paper discussed the definition and essential factors of green agriculture, including green ecological environment, green material energy input, application and the popularization of green agricultural technology, the green behavior of worker, green policy regulations guarantee, fund support, supply and the production of green agriculture products, as well as the concept of green agriculture, structural mechanism and function. And finally existing problems in present green agriculture and five suggestions of green agricultural sustainable develonment were proposed.展开更多
Transition metal chalcogenides such as cobalt sulfides(CoS)have recently attracted significant interest in electrocatalytic hydrogen evolution reaction(HER).In addition to the constituent elements and hence intrinsic ...Transition metal chalcogenides such as cobalt sulfides(CoS)have recently attracted significant interest in electrocatalytic hydrogen evolution reaction(HER).In addition to the constituent elements and hence intrinsic activity,the morphology,porosity,and specific surface area of a nanostructured catalyst would substantially impact its overall electrocatalytic performance.In this paper,we report a facile and rapid two-step microwave-assisted anion-exchange route to prepare nanostructured CoS.By simply controlling the microwave sulfurization time,CoS of various morphologies such as hollow prisms,broken prisms,and nanoparticles could be obtained.Importantly,the correlation between morphology and HER activity of CoS in neutral water was systematically studied through a set of material characterization and electrochemical techniques.展开更多
基金supported by the National Natural Science Foundation of China(Grant No.52038007)the National Social Science Fund of China(Grant No.22VMZ004).
文摘Taking the constituent elements other than the main buildings of local Confucian temples as a research object,including memorial archway,screen wall,Pan-chi(pond),worship altar,sacrificial hall,pavilion and tower,this paper combines textual narrative and historical measurement to sort out the production and development history of these constituent elements.It analyzes the spatial evolution trend of Confucian temples to present the dynamic processes of derivation of constituent elements and spatial evolution of local Confucian temples.On this basis,this paper surveys the causes of the growth of Confucian temples from a macro historical perspective by considering political,social and cultural factors.This dynamic development process,sacred and secular as it is,will grow and last forever under the multiple official implications and folk beliefs.
文摘This paper discussed the definition and essential factors of green agriculture, including green ecological environment, green material energy input, application and the popularization of green agricultural technology, the green behavior of worker, green policy regulations guarantee, fund support, supply and the production of green agriculture products, as well as the concept of green agriculture, structural mechanism and function. And finally existing problems in present green agriculture and five suggestions of green agricultural sustainable develonment were proposed.
基金supported by Utah State University(USU)and Ralph E.Powe Junior Faculty Enhancement Award(ORAU).N.J.acknowledges the Governor’s Energy Leadership Scholars grant program of Utah Energy Research Triangle and Y.S.thanks the Microscopy Core Facility at USU.
文摘Transition metal chalcogenides such as cobalt sulfides(CoS)have recently attracted significant interest in electrocatalytic hydrogen evolution reaction(HER).In addition to the constituent elements and hence intrinsic activity,the morphology,porosity,and specific surface area of a nanostructured catalyst would substantially impact its overall electrocatalytic performance.In this paper,we report a facile and rapid two-step microwave-assisted anion-exchange route to prepare nanostructured CoS.By simply controlling the microwave sulfurization time,CoS of various morphologies such as hollow prisms,broken prisms,and nanoparticles could be obtained.Importantly,the correlation between morphology and HER activity of CoS in neutral water was systematically studied through a set of material characterization and electrochemical techniques.
