SYSDOC is the institutional repository of the Systems Competence Area at COM•DTU.
SYSDOC primarily covers the area of optical fibre communication systems, which is the core competence of our group.

The aim of SYSDOC is to ease the dissemination of our scientific production by offering online access to abstracts or full-text of our journal articles, conference contributions, theses, as well as some teaching material.

Search Tips

How to find any value in any field:
Empty search box returns all records in the database.
How to find documents in a particular collection:

Narrow by collection:

Click on a link below the search box to see and select subcollections such as Preprints or Theses, or select/deselect the tick boxes next to a particular collection before doing the search.

Narrow by collection:

If you want documents from a 'collection' not proposed by default, such as NA60 documents, then enter it as a search term.
more on how to wisely choose your search terms...
How to search for words/phrases (within titles, abstracts, etc):
Returns records containing words higgs and boson.
Returns records containing phrase 'higgs boson' in title.
Returns records entitled exactly "Higgs boson" but not records such as "Overview of Higgs boson production".
more on word and phrase searches...
How to use truncation:
Returns records containing words muon, muons, muonic, etc.
more on truncation...
How to use boolean operators:
Returns records containing both muon and kaon.
Returns records containing either muon or kaon.
Returns records containing muon but not kaon.
more on Boolean queries...
How to find documents from a certain period:
Type 2003 and select the year field.
Alternatively, type field name colon value.
You can enter specific year range.
more on span queries...
How to search for authors:
Some authors have unique names and their publications can be retrieved by searching for the surname in any field.
For better results, type surname comma initial(s) and select the author field.
Sometimes authors are indexed with their full name.
Find papers by J.Ellis written from 1990 until 1993, using truncation to match all first names beginning with J.
more on author searches...
More information:
Special characters, regular expressions, fulltext searching, citation searching, and other capabilities are fully explained in the complete Search Guide.