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--- electrostatic_calculations [2015/12/02 13:50]
perezlou [Gating grid]
+++ electrostatic_calculations [2016/02/24 09:24]
perezlou [PCB Electrodes field calculations]
@@ Line 1: / Line 1: @@
 ====== Electrostatic Calculations ======
-We performed electrostatic calculation with Elmer FEM code to chech the uniformity of the drift field in the field cage and look for potential sparking points.
+We performed electrostatic calculation with Elmer FEM code to check the uniformity of the drift field in the field cage and look for potential sparking points.
 {{ ::geometry.png?300 |}}
 == Dimensions of the chamber ==
@@ Line 21: / Line 21: @@
 {{ :e_field2_dec.png?300 | Electrostatic field uniformity in X direction }}
 ==== Gating grid ====
 {{gg_wiki_off.png?300 | Bias Off}}
+{{gg_wiki_on.png?300 |Bias On}}
   *65 Wires 100 um diameter
   *2mm pitch
   *placed 1 cm from micromesh
   *-200 V
-{{gg_wiki_on.png?300 |Bias On}}
+=== Garfield Simulations ===
+Gating grid off\\
+{{:gg_garfieldl_unbiased.png?300|}}
+{{:gg_garfield_potential_unbiased.png?300|}}
+Gating grid on 2mm pitch 20V\\
+{{:gg_garfield_potential.png?300|}}
+{{:gg_garfield_drift.png?300|}}
+Gating grid on 2mm pitch 40V\\
+{{:gg_garfield_potential_40.png?300|}}
+{{:gg_garfield_drift40.png?300|}}
+Gating grid on 1mm pitch 20V\\
+{{:gg_garfield_potential_1mm.png?300|}}
+{{:gg_garfield_drift_1mm.png?300|}}
+Gating Grid Transparency Calculation\\
+{{ :gg_transmission.png?300 |}}
+==== PCB Electrodes field calculations ====
+Calculation of the electrostatic field in the Anode electrodes, with and without an embedded electrode.
+{{ :electrodes.png?300 |}}
+Results availabe in {{:electrodes.pptx|}}

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