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Volume 9, Number 4 (2025)

Original Studies

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Photocatalytic Degradation of Brilliant Green Using ZnO Nanoparticles Synthesized via Green and Chemical Methods
Nur ‘Aamirah Syaamilah Alim, Malai Haniti Sheikh Abdul Hamid, Wan Nor Roslam Wan Isahak, and Ai Ling Tan

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Study of the Hole Behavior Properties of ITO/ZnO/VOPc/MoO3 /Al Devices by Varying the Temperature and Thickness via Impedance Spectroscopy
Madhusudhana Ramanna, Roopadevi Puttaswamy, Ramya Puttegowda, Sachin Shivakumar, Vinaykumar Linganna, Ravikiran Ravikiran, Sachin Bandadka, and Guddappa Halligudra

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Conceptual Design of the ARMAN Neutron Reflectometer at the WWR-K Reactor (INP, Almaty, Kazakhstan)
K.M. Nazarov; D. Kulikbayeva; R. Nurullin; B. Mukhametuly; , A. K. Bekbayev; M. Kenessarin; V.I. Bodnarchuk; A.V. Churakov; N.D. Zernin; S.M. Murashkevich; T.B. Petukhova; M.V. Avdeev; and Meir Yerdauletov

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Facile Synthesis of PEG- and Oleic Acid-Modified ZnO Nanoparticles for Potential Skin UV-Protection Applications
Christian Laurence E. Aquino, Salvador C. Buenviaje, Luigi A. Dahonog, Aian B. Ontoria, Aidrean P. Opaco, and Mary Donabelle L. Balela

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Thermal protection composites based on phenol-formaldehyde resin and reinforcing fibers
Meiirbekov M.N., Sadykov M.Sh, Janikeyev M.S, Kuandyk A.B., Yesbolov N.B., and Nurzhanov M.N

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Optimization of Photovoltaic Tilt Angles for Maximum Solar Energy Harvesting in a Tropical Savanna Region
Habib Ira Abdulaziz, Bala Abdullahi, Abdullahi Ahmed, Ibrahim A. Tukur, Suleiman I. Saliu, Clifford Baba Okpanachi, Abdulmutalib Omeiza Usman, and Mustapha Omenesa Idris