Unpaywall

Unpaywall插件简介

Unpaywall插件描述

Get full text of scholarly articles as you browse. When you view a research article, Unpaywall automatically looks f a copy in our index of 20 million free, legal fulltext PDFs. If we find one, click the green tab to read the article.

Unpaywall points you to legal, authposted manuscripts that are hosted on university  government web servers. We are pointing to versions that have been posted with the full  explicit authization of the publishers themselves.

These free, authposted manuscripts are often called "Green Open Access"  are a longsting  completely legal part of the scholarly communications ecosystem. The majity of scholarly journals permit auths to "selfarchive" their papers on university  government web servers. Its these legally selfarchived papers that Unpaywall helps users find. Any papers posted outside of publisher permissions are NOT included in our index.


                                

Unpaywall插件离线安装方法

1.首先用户点击谷歌浏览器右上角的自定义及控制按钮，在下拉框中选择设置。

2.在打开的谷歌浏览器的扩展管理器最左侧选择扩展程序或直接输入：chrome://extensions/

3.找到自己已经下载好的Chrome离线安装文件xxx.crx，然后将其从资源管理器中拖动到Chrome的扩展管理界面中，这时候用户会发现在扩展管理器的中央部分中会多出一个”拖动以安装“的插件按钮。

4.下载 UnpaywallChrome插件v3.98版本到本地。

5.勾选开发者模式，点击加载已解压的扩展程序，将文件夹选择即可安装插件。

注意：最新版本的chrome浏览器直接拖放安装时会出现“程序包无效CRX-HEADER-INVALID”的报错信息，参照这篇文章即可解决