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  1. Effect of high concentration of an ideal donor dopant on the dielectric properties of potassium sodium niobate (KNN) lead-free piezoelectric ceramic

    Article • January 2024, American Institute of Physics

    zainal arifin ahmad, MOHAMMAD HAFIZUDDIN HAJI M.H.H. JUMALI, Dr Akhmad Herma n A.H Yuwono

  2. Physical, microstructure enhancement of K0.5Na0.5NbO3- based lead-free ceramics prepared via two-step sintering

    Article • January 2022, American Institute of Physics

    MOHAMMAD HAFIZUDDIN HAJI M.H.H. JUMALI, Dr Akhmad Herma n A.H Yuwono

  3. Effect of the two-step sintering to the phase structure, microstructure and dielectric properties of undoped K0.5Na0.5NbO3-Based lead-free ceramics

    Article • January 2022, American Institute of Physics

    MOHAMMAD HAFIZUDDIN HAJI M.H.H. JUMALI, Dr Akhmad Herma n A.H Yuwono, Dr Julie Juliewatty Mohamed

  4. Modification of Optophysical Properties of Poly[(9,9-Di-N-Octylfluorenyl-2,7-Diyl)-Alt-(Benzo[2,1,3]Thiadiazol-4,8-Diyl)] Thin Film via Additions of TiO2 Nanoparticles

    Article • Materials Science Forum, March 2017, Trans Tech Publications

    MOHAMMAD HAFIZUDDIN HAJI M.H.H. JUMALI

  5. Nanostructured Thin Film

    Article • Advanced Materials Research, February 2015, Trans Tech Publications

    zainal arifin ahmad, MOHAMMAD HAFIZUDDIN HAJI M.H.H. JUMALI