的磁体组件，其包括用于在关于z = 0的布置工作体积（AV），在工作容积（AV）的磁铁线圈系统（C）的字段包括至少z轴的工作在z轴的方向上产生磁场的超导磁体线圈系统（C） 具有非均匀部H n中·Z N> = 2，改变其到关于z = 0的与z的n次方z轴的总场强的贡献，并且其中相对于所述z轴基本上圆柱对称的场成形装置 （P）由磁性材料制成的，其特征在于，在用于高分辨率磁共振波谱的装置使用磁线圈系统（C）被提供并且该字段以径向距离从以下z轴成形装置（P）至少部分地 比80毫米具有和不均匀的场部分中的至少一个H n中·Z 磁线圈系统（C）的补偿的至少百分之五十，并且MI ndestens额外线圈系统（S）被提供用作在磁铁装置垫片装置。 这使得有可能用合适的几何形状，以实现这样的场形成的是，在电磁线圈系统可以被分配到字段均化到所述Notch结构的至少一部分磁性材料的装置。

A magnet assembly comprising a superconducting magnet coil system (C) for generating a magnetic field in the direction of az axis in a cylinder disposed on the z axis about z = 0, the working volume (AV), wherein the field of the magnet coil system (C) in the working volume (AV) comprises at least an inhomogeneous portion H _n · z ⁿ with n ≥ 2, whose contribution to the total field strength on the z axis about z = 0 varies with the nth power of z, and wherein with respect to the z axis substantially cylindrically symmetrical field shaping device (P ) made ​​of magnetic material, is characterized in that the magnet coil system (C) is designed for use in an apparatus for high-resolution magnetic resonance spectroscopy and that the field shaping device (P) at least partially at a radial distance from the z-axis of less than 80 has millimeters and at least one of the inhomogeneous field portions H _n · z ⁿ of the magnet coil system (C) compensates for at least fifty percent, and that at least one additional coil system is provided (S), which acts as shim device in the magnet arrangement. In this way a field shaping device of magnetic material realized with suitable geometry such that the magnet coil system can be dispensed with for field homogenization at least a portion of the Notch structures.