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Specific Process Knowledge/Lithography/EBeamLithography: Difference between revisions

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To request for an e-beam training session, contact [mailto:e-beam@danchip.dtu.dk e-beam@danchip.dtu.dk]; a DTU Danchip personnel will hereafter provide a time slot. Users require '''at least 4 training sessions''' before being allowed full acccess to the machine. The first training will focus on file preparation and compilation alone.
To request for an e-beam training session, contact [mailto:e-beam@danchip.dtu.dk e-beam@danchip.dtu.dk]; a DTU Danchip personnel will hereafter provide a time slot. Users require '''at least 4 training sessions''' before being allowed full acccess to the machine. The first training will focus on file preparation and compilation alone.


Before you request for a training, it is crucial to have your pattern ready in either tdb-format or GDSII format. Also, check your pattern in e.g. <span class="plainlinks">[http://www.wieweb.com/ns6/index.html CleWin]</span> before requesting. In order to reach the files from the computers inside the cleanroom, it is recommended to either dropbox them or send them per email to yourself.
Before you request for a training on the machine


It is also recommended to gather as much knowledge about your e-beam run from your colleagues, i.e. which e-beam current, aperture and dose to use, which shot pitch (e.g. SHOT A,10). '''In order to get an overview of what an e-beam process requires, it is recommended to a assist a fully trained colleague of yours when she or he e-beam writes. Furthermore, please read the e-beam manual for more information on which parameters to use.'''
* it is crucial to have your pattern ready in GDSII format. Check your pattern in e.g. <span class="plainlinks">[http://www.wieweb.com/ns6/index.html CleWin]</span> before contacting the e-beam team. In order to reach the files from the computers inside the cleanroom it is recommended to either dropbox them or send them per email to yourself.  


On the L-drive, a logbook for the e-beam writer can be found. Sheet 1 gives you an overview of which condition files (currents and apertures) have been in use recently by which user on which type of resist. On sheet 2 in this logbook you can find a writing time estimation program. ''' Please, consult this logbook prior to requesting e-beam training sessions.''' If in doubt how to use it, contact the e-beam team at [mailto:e-beam@danchip.dtu.dk e-beam@danchip.dtu.dk].
* gather as much knowledge about your e-beam run from your colleagues, i.e. which e-beam current, aperture and dose to use, which shot pitch (e.g. SHOT A,10). '''In order to get an overview of what an e-beam process requires, it is recommended to a assist a fully trained colleague of yours when she or he e-beam writes. Furthermore, please read the e-beam manual for more information on which parameters to use.'''
 
* study the logbook for the e-beam writer: sheet 1 gives you an overview of which condition files (currents and apertures) have been in use recently by which user on which type of resist. On sheet 2 in this logbook you can find a writing time estimation program.


== General Rules ==
== General Rules ==