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Issue Date	Title	Author(s)
2022-10	Adsorption of Phenol and Iron in Wastewater Using a Mixture of Active Carbon and Zeolite Modified with Chitosan	Ratnawati, Ratnawati; R Hidayat; M C Ariwirdana; K Sunandar; Wahyudin, Wahyudin
2022-02	Analysis of Economic Potential of Lebak Indonesia Regency Based on Leading Sector	Puspita, Mutiara Eka; Handayani, Aniek Sri; Ratnawati, Ratnawati; Medtry, Medtry
2021	Batch electrocoagulation system using aluminum and stainless steel 316 plates for hospital wastewater treatment	R Muttaqin; Ratnawati, Ratnawati; Slamet, Slamet
2017	Combination of Ozonation and Photocatalysis for Pharmaceutical Wastewater Treatment	Ratnawati, Ratnawati; Enjarlis, Enjarlis; Slamet, Slamet
2022-04-04	Community service as an application of the independent learning – independent campus program to improve the competence of chemical engineering students through collaborative and student project-based learning	Christwardana, Marcelinus; Handayani, Sri; Enjarlis, Enjarlis; Ismojo, Ismojo; Ratnawati, Ratnawati; Joelianingsih, Joelianingsih; Yoshi, Linda Aliffia
2022	A Comparative Study of Pt Depositing Methods (Chemical Reduction vs Photo-Assisted Deposition) onto TiO2 Nanoparticles for Hydrogen Photo-Production	Ratnawati, Ratnawati; Slamet, Slamet; Wongso, Viona; Gunlazuardi, Jarnuzi; Ibadurrohman, Muhammad
2022	Degradation of methylene blue-ciprofloxacin and hydrogen production simultaneously using combination of electrocoagulation and photocatalytic process with Fe-TiNTAs	Muttaqin, Raharjo; Pratiwi, Reno; Ratnawati, Ratnawati; Dewi, Eniya L.; Ibadurrohman, M.; Slamet, Slamet
2020	Degradation of Phenol in Pharmaceutical Wastewater using TiO2/Pumice and O3/Active Carbon	Ratnawati, Ratnawati; Enjarlis, Enjarlis; Husnil, Yuli Amalia; Christwardana, Marcelinus; Slamet, Slamet
2015	Development of titania nanotube arrays: The roles of water content and annealing atmosphere	Ratnawati, Ratnawati; Gunlazuardi, Jarnuzi; Slamet, Slamet
2014-12-02	Effect of Anodization Time and Temperature on the Morphology of TiO2Nanotube Arrays for Photocatalytic Hydrogen Production from Glycerol Solution	Ratnawati, Ratnawati; Gunlazuardi, Jarnuzi; Slamet, Slamet
2020-07-10	THE EFFECT OF MILLING TIME AND PERCENTAGE OF DISPERSING AGENT ON THE CHARACTERISTIC OF SOLVENT-BASED BLACK PAINT FROM CARBON BLACK PIGMENT	Ratnawati, Ratnawati; Noveriarto, Joko; Handayani, Aniek Sri; Purwaningsih, Is S.; Hendrawan, Iyus
2014-09-05	Effect of NaBF4 addition on the anodic synthesis of TiO2 nanotube arrays photocatalyst for production of hydrogen from glycerolewater solution	Ratnawati, Ratnawati; Gunlazuardi, Jarnuzi
2017-07-26	Enhanced photocatalytic activity of Pt deposited on titania nanotube arrays for the hydrogen production with glycerol as a sacrificial agent	Slamet, Slamet; Ratnawati, Ratnawati; Gunlazuardi, Jarnuzi; Dewi, Eniya Listiani
2022	Enhancing Hydrogen Generation using CdS-modified TiO2 Nanotube Arrays in 2,4,6-Trichlorophenol as a Hole Scavenger	Ratnawati, Ratnawati; Slamet, Slamet; Toya, Farah Diba; Kuntolaksono, Satrio
2026-02	KEGIATAN PRESENTASI MATEMATIKA DAN PERJALANAN LUAR ANGKASA DI SMK MUHAMMADIYAH 2 TANGERANG SELATAN	Samosir, Perak; Widyanti, Yenny; Ratnawati, Ratnawati; Tirta, Samuel
2023	MATEMATIKA TEKNIK KIMIA	Ratnawati, Ratnawati; Handayani, Sri
2018-08-18	Pengaruh pH dan Dosis NaOCl terhadap Penurunan Kadar COD dan Klor Bebas pada Pengolahan Limbah Cair	Ratnawati, Ratnawati; Yosh, Linda Aliffia; Wibawa, Surya Aji
2015	Pengaruh Proses Ozonasi, Adsorpsi don Advance Oxidation Process (O3/GAC dqn O3/H2O2) Pada Pengolahan Limbah lndustri Farmasi	Enjarlis, Enjarlis; Ratnawati, Ratnawati; Slamet, Slamet
2018-02-05	PENGARUH WAKTU DAN KECEPATAN PENGADUKAN TERHADAP KARAKTERISTIK PRODUK WHITE COLORANT DARI TITANIUM DIOKSIDA	Ratnawati, Ratnawati; Yoshi, Linda Alifia; Zaenal K.; Andri Y.
2015-07	Pengembangan Fotokatalis Berbasis Titania Nanotube Array dan Aplikasinya untuk Produksi Hidrogen	Ratnawati, Ratnawati

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