Martin, JManson, NeilDoetschman, DSellars, MatthewNeuhaus, RWilson, Elena Alexandrovna2015-12-130022-2313http://hdl.handle.net/1885/89531The nitrogen-vacancy centre in diamond exhibits an avoided crossing of ground state electron spin levels in a magnetic field of approximately 1028 G applied along the 〈1 1 1〉 direction. In this paper, the magnetic field dependence of Raman heterodyneKeywords: Crystal defects; Crystal orientation; Ground state; Light transmission; Magnetic field effects; Polarization; Raman heterodyne signals; Spectral hole burning (SHB); Spin polarization; DiamondsSpectral hole burning and Raman heterodyne signals associated with an avoided crossing in the NV centre in diamond200010.1016/S0022-2313(00)00179-42015-12-12