TY JOUR TI THE INFLUENCE OF THE STRUCTURE OF 1H-IMIDAZO[4,5-F][1,10]PHENANTHROLINE DERIVATIVES ON THE LUMINESCENCE INTENSITY PARAMETERS OF EUROPIUM(III) COMPLEXES ACCORDING TO QUANTUM-CHEMICAL SIMULATION DATA KW EUROPIUM(III) COMPLEXES KW QUANTUM-CHEMICAL CALCULATIONS KW TRIPLET EXCITED STATES KW INTRAMOLECULAR ENERGY TRANSFER KW QUANTUM YIELD JO Herald of Technological University AU , .. AU , .. PY 2026 IS 29 PB Kazan National Research Technological University