1results about "Nanotech thermometers" patented technology

A spin sensor is provided which is formed from a single diamond particle, wherein a maximum diameter of the diamond particle is greater than or equal to 0.01 µm and less than 10 µm, the diamond particle has a color center, an electronic state of the color center has a spin ground level of spin zero and a spin excitation level of spin ±1, and a spin-spin relaxation time T2 of the diamond particle is 180 nsec or more.