Zero-field nuclear magnetic resonance (NMR) of all NMR isotopes (<Superscript>175</Superscript>Lu, <Superscript>55</Superscript>Mn, <Superscript>73</Superscript>Ge, <Superscript>69,71</Superscript>Ga) in LuMn<Subscript>6</Subscript>Ge<Subscript>6-x</Subscript>Ga<Subscript>x</Su bscript>, 0 ≤ x ≤ 1, is used to monitor the variation of the hyperfine interaction with the sequence of antiferromagnetic - helimagnetic - ferromagnetic arrangement of the manganese moments...<//su></subscript></subscript></subscript></superscript></superscript></superscript></superscript>

As-grown and proton-irradiation damaged crystals of the quasi-one dimensional organic conductor (fluoranthene)<Subscript>2</Subscript>PF<Subscript>6</Subscript> are studied by static magnetic field gradient spin echo electron spin resonance. The parallel-to-stack diffusion constant <InlineEquation ID="Equ3"> <EquationSource Format="TEX">$D_{\parallel}$</EquationSource> </InlineEquation> varies sample dependent by a factor of...</equationsource></inlineequation></subscript></subscript>