ProQuest dissertations and. Thesis (abbreviated as PQDT, formerly known as PQDD, ProQuest digital doctoral and master's dissertations database) contains more than 65,438+0,000 doctoral and master's dissertations, covering literature, science, engineering, agriculture, medicine and other fields. It is a very important information resource in academic research, showing UMI's huge doctoral and master's degree thesis resources to the academic community.

Introduction to PQDT:

Users who subscribe to PQDT abstract database can easily retrieve more than 2 million abstracts or indexes of doctoral and master's theses since 186 1 from the Internet. Users can access more than 90% of doctoral and master's dissertations passed in North America every year, as well as the abstracts of many international doctoral and master's dissertations.

The database has a complete version and two fascicle versions (PQDT A: Humanities and Social Sciences Edition, or PQDT B: Science and Engineering Edition). All papers can be ordered in paper version, microform version or digital version (published after 1997).

ProQuest Information and Learning Company expects to upgrade the PQDD retrieval platform in early 2006, and PQDD (ProQuest Digital Dissertation) will be renamed as PQDT (ProQuest Dissertation &: And use the same retrieval platform as ABI, ARL and other databases.

This will enable PQDD to support Chinese retrieval interface, OpenURL link, abstract retrieval and other functions. The upgraded PQDT can perfectly integrate ABI, ARL and other databases for cross-retrieval, and has many functions provided by ProQuest retrieval platform.

How to use doctoral and master's theses

ProQuest dissertations and. The paper provides users with the opportunity to explore the essence of high-level academic research achievements of human civilization in recent 140 years. For example, students majoring in philosophy who study the relationship between Schiller and Kant can not only find papers on related topics written 80 years ago, but also see electronic papers on similar topics submitted just last year.

They can also choose the papers completed by 1920, buy their copies and compare them with the papers completed by 1998.

Graduate students of ecology can track the progress of tropical rain forest research in the world in the past 25 years by searching the abstract database of doctoral and master's dissertations, and then obtaining copies of papers that are crucial to their academic research.

In the field of electronics, students can find tens of thousands of papers similar to their research topics in the database, or distinguish the differences between these research results and their own conclusions.

Scholars and teachers can use this database to access and track the research results of world-famous universities, research institutes, academic groups or famous scholars and professors in various fields from the past to the latest; Students can even use it to choose the best universities/research institutes in the world to study abroad or which tutors to follow …