Impact factor of EI journals Journal ja search in Ei database ei search directory

Annual journals are quickly published. Journal catalog search papers are published. Teacher Zheng’s phone email@
Core journals
The journals included in the database focus on the following major engineering disciplines: chemical engineering, electronic/electrical engineering, mechanical engineering, metallurgical petroleum engineering, and computer engineering. and software. Currently, there are about a few core journals in which all papers in each issue are accepted.
Select journals
Journals in some subject areas are selectively included, including agricultural engineering, industrial engineering, applied chemistry, applied efficiencies, applied mechanics, papermaking, chemistry and technology, engineering journals of colleges and universities, etc.
Only articles related to their subject scope are selected, not all articles are included. At present, there are only about 10 types of journals included in the journal, and most of the journals in domestic disciplines and above are selected journals.
Extended Journal
It only contains bibliographies. In the expanded version of. There are about several kinds of journals. There are many domestic journals. The text publication of the core version of the database is the "Engineering Index", which is divided into two types: printed version and online version, and mainly includes the title of the paper, the author of the English abstract, and the first author's unit name and volume of the journal where the paper is located. Paper page number. Controlled words, subject headings, classification codes, free words, etc. Among them, the subject heading classification code. . . Free words and controlled words need to be given separately by professionals
Our promise
The prices are all real prices. We do not use low prices to induce authors to submit articles for cooperation, nor do we take advantage of articles received at low prices. Use it for other purposes. Some authors have reported that their websites receive manuscripts at low prices, and then use the manuscripts for other purposes after arrangement, such as selling them to other people in need, and the profits they receive can make up for the difference in manuscripts received at low prices. These operators often There is only a phone number and mobile phone number, or there is a website but the website is not formally and effectively registered. Generally, the recorder and payee of the formal registration website are the same. Even though you can buy registered websites online, you cannot buy the same bank cards.
All author manuscripts and author information are subject to a guarantee policy and will not be leaked. The information of collaborators will not be used as a means of publicity to carry out a series of commercial activities. All information will be kept confidential. Never leak it!
Rapid publication of journal catalog search papers in 2018
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