sci-hub website. get free access to academic journals. download research papers for free from sciencedirect, ieee, wiley, springer, nature and others

sci-hub website. get free access to academic journals. download research papers for free from sciencedirect, ieee, wiley, springer, nature and others

mdpi is a publisher of peer-reviewed, open access journals since its establishment in 1996.

scientific research publishing is an academic publisher with more than 200 open access journal in the areas of science, technology and medicine. it also publishes academic books and conference proceedings.

access 160+ million publications and connect with 25+ million researchers. join for free and gain visibility by uploading your research.

汉斯出版社 聚焦于国际开源学术期刊,电子期刊,期刊投稿,中文期刊,开源期刊的出版发行, 覆盖数学物理、生命科学、化学材料、地球环境、医药卫生、工程技术等领域。

semantic scholar uses groundbreaking ai and engineering to understand the semantics of scientific literature to help scholars discover relevant research.

万方数据知识服务平台与全球国内外30余家大型数据库集成商、出版商、公益机构达成战略合作，整合数亿条全球优质学术资源，集成期刊、学位、会议、专利、科技报告、成果、标准、法规、地方志、视频等十余种学术资源类型。平台基于先进的人工智能技术，打造涵盖资源发现、学术不端检测、学术分析、学科选题以及知识管理等领域的智能化平台与工具，为用户提供海量资源的统一检索发现和获取、学术科研的全流程服务，帮助用户精准的发现知识、便捷的获取知识、更愉悦的创造知识。

2020 latest sci-hub proxy links,and provide sci-hub chrome extension, sci-hub links firefox extensio

sci-hub website. get free access to academic journals. download research papers for free from sciencedirect, ieee, wiley, springer, nature and others