From Dasein in the early period,the work of art in the middle period to listen to language in the later period,these constitute Heidegger’s thought way that is getting to thingness itself,approaching continuously.

Study on the active substances effect on the property of AC blowing agent and their activated mechanism;

Applied studies on trace element in looking for new active substance;

Optimization of extracting ethanol-soluble active substance from natural se-enriched green tea

A research for active material formula with high utilization ratio;

Preparation of anion-selective membrane electrode for aluminate ion with 1,2-exoxy-propyl-trinoctyl ammonium chloride and hexadecyltrioctylammonium iodide as active materials,and with polyvinyl alcohol(PVA)and Chitosan (CS) as membrane materials was carried out.

It was found that the major failure mode was the softening and shedding of positive material, which eventually resulted in the deactivation of active material and deterioration of conductivity.

Extraction process optimization of active substances in dried longan pulp and the antioxidant activities research

The main anti - cancer active substances in selenium - rich garlicare are alliin and its decomposers, alliin analog,amino acids contained sulfur,Selenocysteine,Selenoalliin and Selenomethionine.

The active substances of brain have so much to do with the brain s function that they are powerful represent of the function of the brain.