title: Photo-energy calibration of 6LiI(Eu) crystals in mixed radiation fields using 24Na.
mesh_terms: D002138:Calibration; D005063:Europium; D006207:Half-Life; D007554:Isotopes; D008094:Lithium; D008433:Mathematics; D009502:Neutrons; D011874:Radiometry / Q000379:methods*; D012979:Sodium Radioisotopes; D013051:Spectrometry, Gamma / Q000379:methods
chemical_list: D007554:Isotopes; D012979:Sodium Radioisotopes; D005063:Europium; D008094:Lithium