TY - JOUR AU - Cuenca, Jerome Alexander AU - Thomas, Evan AU - Mandal, Soumen AU - Morgan, David John AU - Lloret Vieira, Francisco Manuel AU - Araújo Gay, Daniel AU - Williams, Oliver Aneurin AU - Porch, Adrian AU - Ciencia de los Materiales e Ingeniería Metalúrgica y Química Inorgánica PY - 2018 SN - 2470-1343 UR - http://hdl.handle.net/10498/20911 AB - Microwave dielectric loss tangent measurements are demonstrated as a method for quantifying trace sp2-hybridized carbon impurities in sub-micron diamond powders. Appropriate test samples are prepared by vacuum annealing at temperatures from 600 to... LA - eng PB - ACS Publications TI - Microwave Permittivity of Trace sp² Carbon Impurities in Sub-Micron Diamond Powders DO - 10.1021/acsomega.7b02000 ER -