TGEM Mask Design

From New IAC Wiki
Revision as of 17:48, 12 August 2009 by Oborn (talk | contribs)
Jump to navigation Jump to search

Insert design PDF file and pictures describing the design with text.

Coating U-238 or Th-232 is essential for neutron detection in the range 2-14 MeV, but THGEM contains holes that should be protected from any coating material. So, a mask is designed to cover these holes.

The mask is made of stainless steel, 10 um laser tolerance with cut the plate to get the shape in the figure:

Holes covered by mask.jpeg

The lines in the mask has the following dimensions:

Copper foimask lines dismensions.jpeg

An adjustment holes will be cut in circle of 2.5 mm in diameter as shown:

Adjustment holes.jpeg

To have the final shape for the mask.

Copper foilmask all.jpeg

Please look at the following file for more details for the manufacturer.

File:Mask design 04mm 98C 120L 2.5mm diameteradj holes.pdf


[1] Neutron_TGEM_Detector_Abdel