1.OALib free paper search engine
Link: oalib.com/
OAlib is a website that stores more than 4.2 million academic papers, covering mathematics , physics, chemistry, humanities, engineering, biology, materials, medicine and humanities, and all articles are free to download. Currently, the website also cooperates with libraries of many universities at home and abroad, such as Wuhan University, Nanjing University, etc. One of its major features is that it supports page snapshots. All article websites provide snapshot browsing. You can directly browse basic information such as article titles, authors, keywords, and abstracts without leaving the website. If you want to view the full text, click to jump to the original address. Download, which also saves time and is a relatively efficient website for searching papers. 2. HighWire Stanford academic literature electronic journal
Link: home.highwire.org/
HighWire Press claims to be one of the world's largest academic literature publishers that provides free full text. The journal content included in this website covers life sciences, medicine, physics, social sciences and other fields. Specifically, 882 types of electronic journals are included, and the total number of articles has reached 2.82 million, of which more than 1.03 million articles are available for free in full text. The key point is that these data are still increasing. 3. Intute academic resource search tool
Link: jisc.ac.uk/
Intute is a free, professional and powerful academic search tool that focuses on teaching and research, so The quality of the paper is absolutely guaranteed. The website currently has more than 120,000 database information. Although Intute only covers four disciplines: science and technology, arts and humanities, social sciences, and health and life sciences, each field also contains many sub-disciplines. Taking science and technology as an example, it also covers astronomy, chemistry, physics, engineering, computing, geography, mathematics, earth science, environment and interdisciplinary subjects. And there are more than 3.3 million pieces of information that can be searched. Intute's search function includes three methods: basic search, advanced search and sub-subject browsing. Keyword input can be title, keyword or field description. 4. FindaRticles literature paper site
Link: findarticles.com/
FindaRticles is a highly valuable academic site on many search engines including Google, with a total of 1100 documents. Thousands of articles. The data comes from magazines, periodicals and newspapers, etc., which provides massive content covering top publications in various aspects such as arts and entertainment, automobiles, business and finance, computers and technology, health and fitness, news and society, etc. Most of them are free literature, and the search operation is also very convenient and simple. 5. Intechopen free scientific literature
Link: intechopen.com/
Intechopen is an academic platform with more than 200 books and more than 8,000 academic articles. It covers biological sciences, computer and information sciences, earth sciences, electrical and electronic engineering, materials science, medicine, technology and other disciplines. This site aims to provide readers and the scientific community with a platform to read, share and download relevant academic materials. 6. LolMy Thesis Harvard graduation thesis sharing website
Link: lolmythesis.com/
LolMyThesis is a thesis sharing website founded by Harvard College students. The website was originally used by some undergraduate and graduate students Record the pressure you encounter when writing a paper and some trivial things you encounter when writing a paper. But as more and more people upload their papers, you can already find a lot of useful information here, and all papers All support online reading and are free to use.
7. Wanfang Database
Link: wanfangdata.com.cn/
Wanfang is a large-scale online database covering journals, conference minutes, papers, academic results, and academic conference papers. Among them, Wanfang journals include more than 7600 scientific and technological full texts in five major categories: science, engineering, agriculture, medicine, and humanities. It can be said to keep pace with China National Knowledge Infrastructure and the domestic academic literature field. Of course, in the era of payment for knowledge, there is also the iron law of maintaining intellectual property rights to the end, so some of its documents require readers to pay before they can read them. 8. National Library Reference Alliance
Link: ucdrs.net/
This is a more convenient and practical website for college students, whether you are on campus or off campus, you can You can use the literature on this website to assist you in writing your paper. What's even more convenient is that as long as you leave your email number on the right side of the site, the paper you selected can be sent directly to your email. Keyword search filters and sorts based on book titles or authors. In addition to selecting journals, you can also try to select books, newspapers, dissertations, conference papers, patents, annotations, videos and other content. 9. Love Academics
Link: www.ixueshu.com
It is a professional academic document sharing platform, covering various industry journal articles, dissertations, conference papers, standards, patents, etc. Various academic resources, it is the largest academic document exchange center and free download website for paper resources in China. No matter you are on or off campus, you can download documents directly from iXaixue.com without being affected.