There are strikingly opposite qualities between quantitative research and qualitative research in the view of science,ontology,epistemology and methodology.

The essay analyzes the developing tract of quantitative research in the western psychology from the methodological view-point of scientific philosophy.

In resent years, because of the enlargement of scale and improvement of the education quality, and also the emergence of various kinds research methods of education, there appears a trend that researchers pay more attention the qualitative research than quantitative research.

Preliminary quantitative study of dynamic magnetic resonance diffusion tensor imaging in rabbit models implanted with hepatic tumor grafts from VX2;

A quantitative study on the use of methane to reduce the accumulation of nitrate in vegetables;

The key problems about quantitative study of management of sustainable water resources;

The decline of positivism, dilemmas of quantitative research, the rise of multi-methodology, the emphasis on phenomenology and hermeneutics in social sciences and the demand from practices all contribute to the revival of qualitative research.

Photophysical techniques in chemical research;

Also the close relationship between chemical research and its application was discussed.