From ae966647f44b9ec370bd84858309c4dec6ef64a0 Mon Sep 17 00:00:00 2001
From: FU Chengdong <fucd@ihep.ac.cn>
Date: Mon, 3 Mar 2025 07:12:31 +0000
Subject: [PATCH] remove reversed magnetic field at outside of coil

---
 Detector/DetCRD/compact/TDR_o1_v01/TDR_o1_v01.xml | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Detector/DetCRD/compact/TDR_o1_v01/TDR_o1_v01.xml b/Detector/DetCRD/compact/TDR_o1_v01/TDR_o1_v01.xml
index b71b5dff..a44585a1 100644
--- a/Detector/DetCRD/compact/TDR_o1_v01/TDR_o1_v01.xml
+++ b/Detector/DetCRD/compact/TDR_o1_v01/TDR_o1_v01.xml
@@ -68,13 +68,14 @@
            inner_radius="SolenoidCoil_center_radius"
            outer_radius="Solenoid_outer_radius">
     </field>
-    <field name="OuterSolenoid" type="solenoid"
+    <!-- remove anti magnetic field in order to extrapolate to muon detector more easily-->
+    <!--field name="OuterSolenoid" type="solenoid"
            inner_field="0"
            outer_field="Field_outer_nominal_value"
            zmax="SolenoidCoil_half_length"
            inner_radius="Solenoid_outer_radius"
            outer_radius="Yoke_barrel_inner_radius">
-    </field>
+    </field-->
   </fields>
 
 </lccdd>
-- 
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