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Magnets related to other projects at RRCAT
Dipole magnet for beam diagnostic in transfer line for FEL
A sector type dipole magnet was designed, fabricated and characterized for diagnostic purpose of electron beam of free electron laser. Table 1 shows the major parameters of magnet.
Table 1: Major parameters of dipole magnet
Magnet Type |
Sector type Dipole Magnet |
Beam Energy |
10 MeV |
Magnetic field |
0.1667Tesla |
Bending radius |
200mm |
Bending angle |
90º |
Steel length |
236mm |
Homogeneity |
5 x 10-4 |
Effective magnetic length |
314mm |
Good field region |
30mm (±15mm) |
Pole gap |
60mm |
Material |
TATA ‘A’ grade steel |
Magnetic measurements were carried out using 3-axis CNC hall probe manipulator and field uniformity of 3.85 E-04 was achieved. Figure 1 shows the photograph of the magnet installed in the beam line.
Figure 1: Photograph of magnet installed in the beam line.
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