Sypniewska, M., Szczesny, R., Popielarski, P., Strzalkowski, K., & Derkowska-Zielinska, B. (2026). Structural, morphological and photoluminescent properties of annealed ZnO thin layers obtained by the rapid sol-gel spin-coating method. Opto-Electronics Review, 28(4), 182–190. https://doi.org/10.24425/opelre.2020.134460