学术搜索

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化学 • 材料, 热门类期刊, - X-MOL
化学 • 材料, 热门类期刊, - X-MOL
顶级期刊最新论文图文内容,出版社网站每日同步更新,点击标题直达论文原文,自定义关注的期刊,覆盖PubMed的论文库,快速方便精准的找到您想要的论文
·x-mol.com·
化学 • 材料, 热门类期刊, - X-MOL
爱学术_参考文献资料_毕业论文范文免费下载
爱学术_参考文献资料_毕业论文范文免费下载
爱学术是一家专业的学术文献分享平台,覆盖各个行业期刊论文,学位论文,会议论文,标准,专利等各类学术资源,是国内最大的学术文献交流中心和论文资源免费下载网站。
·ixueshu.com·
爱学术_参考文献资料_毕业论文范文免费下载
PubTator Central-NCBI-NLM-NIH
PubTator Central-NCBI-NLM-NIH
PubTator Central (PTC) is a Web-based application that provides computer-annotated biomedical concepts, such as genes and mutations, in PubMed citations and PMC full-text articles.
·ncbi.nlm.nih.gov·
PubTator Central-NCBI-NLM-NIH
引用:引文引人入胜,以便进行更好的研究
引用:引文引人入胜,以便进行更好的研究
scite helps researchers better discover and understand research articles by showing how they have been cited. Researchers can read the context of citation and understand if it provides supporting or contrasting evidence for the cited claim. By searching over 1.2b Smart Citations researchers can find expert analyses and opinions on all topics.
·scite.ai·
引用:引文引人入胜,以便进行更好的研究
CiteSeerX
CiteSeerX
·citeseerx.ist.psu.edu·
CiteSeerX
CiteSeerX
CiteSeerX
·citeseer.ist.psu.edu·
CiteSeerX
Directory of Open Access Journals – DOAJ
Directory of Open Access Journals – DOAJ
DOAJ is a unique and extensive index of diverse open access journals from around the world, driven by a growing community, committed to ensuring quality content is freely available online for everyone.
·doaj.org·
Directory of Open Access Journals – DOAJ
科学中心
科学中心
Electronic library. Download books free. Finding books | Z-Library. Download books for free. Find books
·libgen.ggfwzs.net·
科学中心
Sci-Hub: removing barriers in the way of science
Sci-Hub: removing barriers in the way of science
Sci-Hub website. Get free access to academic journals. Download research papers for free from ScienceDirect, IEEE, Wiley, Springer, Nature and others
·sci-hub.se·
Sci-Hub: removing barriers in the way of science
RefSeek - 学术搜索引擎
RefSeek - 学术搜索引擎
Academic search engine for students and researchers. Locates relevant academic search results from web pages, books, encyclopedias, and journals.
·refseek.com·
RefSeek - 学术搜索引擎
Semantic Scholar | AI-Powered Research Tool
Semantic Scholar | AI-Powered Research Tool
Semantic Scholar uses groundbreaking AI and engineering to understand the semantics of scientific literature to help Scholars discover relevant research.
·semanticscholar.org·
Semantic Scholar | AI-Powered Research Tool
Free PDF Search Engine
Free PDF Search Engine
Free PDF eBook and PDF manual for Business, Education,Finance, Inspirational, Novel, Religion, Social, Sports, Science, Technology, Holiday , Medical ...
·pdfgeni.com·
Free PDF Search Engine
SCI-Hub论文下载可用网址链接(实时更新) - YoviSun工具集
SCI-Hub论文下载可用网址链接(实时更新) - YoviSun工具集
本站是国内最大、影响最广的SCIHub论文下载链接站,24小时自动检测SCI-Hub的最新可用网址,免费下载SCI论文,为广大科研工作者提供志愿服务,欢迎使用。
·tool.yovisun.com·
SCI-Hub论文下载可用网址链接(实时更新) - YoviSun工具集
万方数据知识服务平台
万方数据知识服务平台
万方数据知识服务平台-中外学术论文、中外标准、中外专利、科技成果、政策法规等科技文献的在线服务平台。
·wanfangdata.com.cn·
万方数据知识服务平台
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读秀学术搜索是完整的文献搜索及获取服务平台,其后台建构在由海量全文数据及元数据组成的超大型数据库基础上。以10亿页中文资料为基础,为读者提供深入内容的章节和全文检索、部分文献试读、参考咨询等多种功能。收入中文图书300多万种,有包括中文期刊近7000万篇等中文元数据。 其一站式检索实现了馆藏纸质图书、电子图书、学术文章等各种异构资源在同一平台的统一检索和获取。为读者学习、研究、写论文、做课题提供全面准确的学术资料和获取知识资源的捷径,为用户提供全面的数字图书馆整体解决方案和文献资源服务。
·duxiu.com·
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