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Sonochemical Assisted Synthesis of Cr-PTC Metal Organic Framework, ZnO, and Fe3O4 Composite and Their Photocatalytic Activity in Methylene Blue Degradation Nurbayti, Siti; Adawiah, Adawiah; Bale, Uly Fitria; Fadhilla, Rizka; Ramadhan, Fitri Nur; Zulys, Agustino; Sukandar, Dede; Saridewi, Nanda; Tulhusna, Latifah
Bulletin of Chemical Reaction Engineering & Catalysis 2024: BCREC Volume 19 Issue 2 Year 2024 (August 2024)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.20156

Abstract

Methylene blue pollutants can be treated by photocatalytic methods using metal oxide-based semiconductor materials and metal organic framework (MOF). These two materials are often coupled into a composite to improve their physicochemical properties and catalytic activity. This research focuses on the synthesis of composites based on Cr-PTC MOF, ZnO, and Fe3O4 by the sonochemical method. The obtained composites were characterized and tested for catalytic activity in methylene blue pollutant degradation in an aqueous system under acidic conditions (pH = 5). Our investigation shows that the Cr-PTC@Fe3O4 composite possesses the lowest band gap energy of 1.86 eV and achieves the highest photocatalytic activity in methylene blue degradation at solution pH = 5, with a percent degradation of 84.36%. The sonochemical incorporation of Fe3O4 and Cr-PTC MOF is able to fabricate materials in a short time with better photocatalytic activity in degrading methylene blue than the single materials. Copyright © 2024 by Authors, Published by BCREC Publishing Group. This is an open access article under the CC BY-SA License (https://creativecommons.org/licenses/by-sa/4.0).
Analysis of Educator and Education Personnel Standards in Indonesia Ramadhan, Fitri Nur; Lanasari, Rossy; Cahyani, Septia Dwi; Nurjayadi, Muktiningsih; Ridwan, Achmad
Jurnal Inovasi Pendidikan MH Thamrin Vol. 9 No. 1 (2025): Jurnal Inovasi Pendidikan MH Thamrin
Publisher : LPPM Universitas Mohammad Husni Thamrin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37012/jipmht.v9i1.2541

Abstract

Education is an absolute necessity for everyone to have high competitiveness, especially in the current era of globalization, without having adequate competitiveness, it is difficult for a person to face increasingly competitive labor competition. The aim of this research is to determine the functions and problems of standardization of educators and education personnel in Indonesia. The method used in this research is qualitative library research, namely a type of research that refers to literary treasures such as book literature, laws, government regulations, articles and e-journals. The research results show that the function of standardizing educators and education personnel is: increasing professionalism, improving the quality of education, recognition and certification. Problems in implementing standards for educators and educational staff are: limited flexibility, lack of facilities and training for educators in the regions, heavy administrative burden. Solutions: flexibility in standards, improved educational infrastructure and facilities, increased access to training and certification, reduced administrative burden.
Analysis of Educator and Education Personnel Standards in Indonesia Ramadhan, Fitri Nur; Lanasari, Rossy; Cahyani, Septia Dwi; Nurjayadi, Muktiningsih; Ridwan, Achmad
Jurnal Inovasi Pendidikan MH Thamrin Vol. 9 No. 1 (2025): Jurnal Inovasi Pendidikan MH Thamrin
Publisher : LPPM Universitas Mohammad Husni Thamrin

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37012/jipmht.v9i1.2541

Abstract

Education is an absolute necessity for everyone to have high competitiveness, especially in the current era of globalization, without having adequate competitiveness, it is difficult for a person to face increasingly competitive labor competition. The aim of this research is to determine the functions and problems of standardization of educators and education personnel in Indonesia. The method used in this research is qualitative library research, namely a type of research that refers to literary treasures such as book literature, laws, government regulations, articles and e-journals. The research results show that the function of standardizing educators and education personnel is: increasing professionalism, improving the quality of education, recognition and certification. Problems in implementing standards for educators and educational staff are: limited flexibility, lack of facilities and training for educators in the regions, heavy administrative burden. Solutions: flexibility in standards, improved educational infrastructure and facilities, increased access to training and certification, reduced administrative burden.