What are the levels of 1 and sci?

Sci is the most important large-scale database in the contemporary world, ranking first among the six famous international retrieval systems. It is not only an important retrieval reference book, but also an important basis for evaluating scientific research achievements.

Sci has become the most authoritative and important evaluation system of basic research and applied basic research achievements in the world.

Sci is one of the important indicators to evaluate the academic level of a country, a scientific research institution, an institution of higher learning, a journal and even a researcher.

A paper published in sci journal is an international core paper, which is often higher than domestic core papers. What is the level of sci? That can only be said to be the international advanced level.

2. What is the level of 2.sci area?

There are also partitions between sci journals, and there are two partition rules:

(1)JCR partition, according to the impact factor (IF value), all journals of a certain discipline are arranged in descending order according to the impact factor of the previous year, and then divided into four parts (each accounting for 25%), namely Q 1, Q2, Q3 and Q4, corresponding to the first, second, third and fourth districts.

(2) China Academy of Sciences.

A regional periodical refers to the top 5% of the three-year average impact factor of various periodicals;

The second-zone periodicals refer to the first 6%-20% of the three-year average impact factors of various periodicals;

Three-zone periodicals refer to the first 21%-50% of the three-year average impact factor of various periodicals;

Four-zone periodicals refer to the last 5 1%- 100% of the three-year average impact factor of various periodicals.

Sci area is generally the top periodical in all fields, area 2 is the advanced periodical, area 3 is the second, and area 4 is more common. Sci Zone 1 Needless to say, it is equivalent to an international champion in sports, which means that your scientific research level has reached the highest level in your major.