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Finding & Accessing Scientific Papers

-植物生理生态领域



Dongliang Xiong | 熊栋梁
https://dlxiong.com

2019/03/31

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Introduction

  • Reading scientific literature is a critical part of conceiving of and executing a successful advanced science project.

  • Discovering truth by building on previous discoveries

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We want to know the impacts of Drought on Photosynthesis.

The first step is to read literature in the field.

Here we go.
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Where do you search papers

  • Google Scholar (https://scholar.google.com/) (六星推荐)

    • 全球范围内使用最广泛
    • 免费、全面、简单、更新周期几乎与期刊同步
    • 在中国大陆被屏蔽，需采用不稳定的镜像‘非法’访问

  • Dimensions (https://www.dimensions.ai) (五星推荐)

    • 新上线的科研助手
    • 更新速度较快
    • 比较全面

  • Pubmed (https://ncbi.nlm.nih.gov/pubmed) (四星推荐)

    • 专注医学和生物学
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Where do you search papers

  • Web of Science (https://webofknowledge.com) (推荐高质量搜索)

    • 筛选标准相对比较高
    • 收费、更新相当缓慢
    • ESI、SCI (Stupid Chinese Idea) 等评价指标的基础数据库
    • Meta-analysis等基于文献数据研究的首选数据库

  • Scopus (https://www.scopus.com)

    • 比较全面，筛选标准高于google但低于web of Sci
    • 收费、更新较慢
    • 爱思唯尔高引科学家等基础数据库
    • 大多数国内高校无权限（抵制Elsevier）
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Where do you search papers

在其他选项有困难时可作为备用。相对而言，这些工具不仅资源稀少，还低效。

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How to search papers

  • 关键词 i.e. "drought", "leaf", "Photosynthesis"
  • 人名（姓）i.e. 'Tyree, M.', 'Boyer. J'
  • 检索式（不同数据库有不一样的规则，需自行查看）
    • AND; NOT; OR 三大连接词
    • 善用' ' or " "以获取词组关键词搜索功能
    • Article type, Publish time
    • Field Tags
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How to search papers

Web of Science

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How to search papers

Web of Science

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How to search papers

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How to search papers


利用数据库提供的过滤功能，分析所检索的文献资料。了解领域发展动态。

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How to evaluate the quality of the paper

7612 篇英文文章！！

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How to evaluate the quality of the paper

面对如此大量的文献，我们何去何从？
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How to evaluate the quality of the paper

  • Impact factor
    • 概率上文章引用次数较高
    • 评价单篇文章可能不准确
    • 不同学科半衰期不同
    • 就高不就低(农艺vs植物学)

参考阅读：高被引论文

  • Citation
    • 领域热度
    • 发表时间
    • 不一定代表研究的价值
  • Social medium
    • 研究尺度（精尖以及大尺度）
    • 领域难题
    • 重大突破及广泛应用前景
    • Altmetric
  • F1000
    • Peer commendation
  • Research group
    • 信誉和名誉
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How to evaluate the quality of the paper

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How to download papers without access

Open Access vs Traditional Journals

Open to everyone in any place

  • Full OA journals
    • Plos library, PeerJ
    • Nature communication, eLife
    • Sci Rep, Front Plant Sci
  • Mix Journals
    • Almost all journals in plant science
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How to download papers without access

购买权限是最佳选择。 然而。。。
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How to download papers without access

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How to download papers without access

Solutions?

  • Sci-Hub

    • 严格意义上“不合法”
    • 几乎能找到领域内的全部文献

  • Researchgate

    • 作者共享
    • 多数情况不合法
  • Academia
    • 与ResearchGate类似
    • 濒临倒闭
  • Preprint platforms
    • bioRxiv
    • 合法途径，通常与最终发表版本有差异
  • Authors website
    • 作者自己上传
    • 多数情况也是违反版权协议的
  • Email to Authors
    • 有时候也是不错的选择
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How to download papers without access

当前可用网站：http://sci-hub.tw/


The information you need: DOI of the paper.

About the DOI, read 《DOI时代的论文链接》

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Enjoy your trip !
Email: dlxiong@mail.hzau.edu.cn
Homepage: https://www.dlxiong.com
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Introduction

  • Reading scientific literature is a critical part of conceiving of and executing a successful advanced science project.

  • Discovering truth by building on previous discoveries

2 / 21
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