2013年3月1日 · α-Fe 2 O 3 nanoparticles were synthesized by a low temperature solution combustion method. The structural, magnetic and luminescence properties were studied. …

2020年3月1日 · EPR is a sensitive and powerful technique that allows the identification of the presence and concentration of oxygen vacancies. The EPR spectra of α-Fe 2 O 3 and 5%Ca …

2021年10月5日 · In this study, oxygen vacancies enriched α-Fe2 O 3 was prepared from thermally treated goethite (α-FeOOH) and employed as a PMS activator. Systematic …

EPR spectroscopy shows that the α-Fe2O3 is superparamagnetic, showing an intense narrow EPR signal at room temperature which shifts to a lower field and broadens to be barely …

2019年12月1日 · Low oxygen annealing can activate a significant photoelectrochemical response of α-Fe 2 O 3 even at a low temperature of 400 °C and provide an excellent PEC performance …

Three types of iron-based oxide nanoparticles (weight compositions Fe2O3, BaFe2O4, and BaFe12O19) embedded in a polyethylene matrix are studied using the electron paramagnetic …

2010年6月1日 · Fe3O4/Fe2O3/TiO2/Ag: an innovative photocatalyst under visible light irradiation in deep eutectic solvent for efficient conversion of 5-HMF to chemo-and bio-based chemicals …

α-Fe (2)O (3) nanoparticles were synthesized by a low temperature solution combustion method. The structural, magnetic and luminescence properties were studied. Powder X-ray diffraction …

α-Fe2O3 nanoparticles were synthesized using Tabebuia aurea leaf extract by a facile approach. The signature peaks for Fe and O in the EDX spectrum verified the formation of Fe2O3 …

2010年3月18日 · FTIR spectra exhibit characteristic absorption bands for B 2 O 3 and Bi 2 O 3 for their various structural units. The EPR spectra exhibit two resonance signals at g ≈ 6.4 and g ≈ …