Blue or red photoluminescence emission in α‐Bi2O3 needles: effect of synthesis method - Schmidt, Samara; Kubaski, Evaldo Toniolo; Siu Li, Máximo; Bezzon, Vinicius Danilo Nonato; Sequinel, Thiago; Tebcherani, Sergio Mazurek (Luminescence, 2018)