<abstract abstract-type="main" xml:lang="en"> <title>Abstract</title> <p>A polycrystalline Ni<sub>41</sub>Co<sub>9</sub>Mn<sub>40</sub>Sn<sub>10</sub> magnetic shape memory alloy is prepared from the elements by repeated arc melting and subsequent annealing (evacuated quartz tubes, 1223 K, 9 h).</p> </abstract>