Results 151 to 160 of about 14,045 (207)

Impact of Zirconia and Lanthanum Promoters on Multiwalled CNT Generation in Dry Reforming of Methane

Bulletin of Chemical Reaction Engineering & Catalysis
In this study, three distinct carbon nanotubes (CNTs) — Zr-Ni/CeO2, La-Ni/CeO2, and Ni/CeO2 were produced via dry reforming of methane (DRM) at 800°C for 180 minutes.
Wan Nabilah Manan, Wan Nor Roslam Wan Isahak, Zahira Yaakob, S. Samidin   +3 more
semanticscholar   +1 more source

Effect of Aluminium Loading on SiO2/Al2O3-NiMo Catalysts Synthesized via KHP-template for Crude Palm Oil Hydrocracking

Bulletin of Chemical Reaction Engineering & Catalysis
The present study evaluates the catalytic activity of SiO2/Al2O3‒x and SiO2/Al2O3‒x‒NiMo (where x = 5, 10, 25 g of aluminium weight) synthesized using a potassium hydrogen phthalate (KHP) template-assisted route for the hydrocracking of crude palm oil ...
Hasanudin Hasanudin, Mhika Nakashima, Wan Ryan Asri, Novia Novia, Fitri Hadiah, R. Maryana, M. Al Muttaqii, N. Rinaldi   +7 more
semanticscholar   +1 more source

Eco-Friendly Photocatalyst from Limestone: ZnO-Hydroxyapatite Composite for Efficient Rhodamine B Removal

Bulletin of Chemical Reaction Engineering & Catalysis
This study aims to synthesize and characterize a limestone-based ZnO-hydroxyapatite (HA/ZnO) composite and evaluate its performance in the photocatalytic degradation of Rhodamine B under UV irradiation. Hydroxyapatite was synthesized by reacting calcined
I. N. Sukarta, I. Suyasa, I. G. Mahardika, I. Suprihatin, I. Sastrawidana, I. G. L. Wiratma, Dewa Komang Darmayasa   +6 more
semanticscholar   +1 more source

Soda-Anthraquinone-Catalyzed Delignification of Coconut Husk Waste

Bulletin of Chemical Reaction Engineering & Catalysis
This study investigates the role of anthraquinone (AQ) in decomposing coconut husk waste, specifically collected from Banten, to produce pure α-cellulose pulp. The process used sodium hydroxide (NaOH) at 10%, 15%, and 20% concentrations, with 0.1 g of AQ
Eka Fitriani Ahmad, Puji Lestari, K. Oginawati, Y. Yulizar, Julinton Sianturi, Muhammad Miftahul Munir, A. Adawiah   +6 more
semanticscholar   +1 more source

Design of Bi-and Tri-metal Oxide Photocatalysts via Gelatin-Directed Mesoporous Silica Hard Templating for Advanced Dye Degradation

Bulletin of Chemical Reaction Engineering & Catalysis
This study aims to develop a photocatalyst combination of NiO, CuO and ZnO metal oxides modified with mesoporous silica gelatin (mSG) to overcome methylene blue (MB) dye waste through photodegradation process.
M. Ulfa, Suwiji Lestari
semanticscholar   +1 more source

Green Synthesis of Chitosan-Assisted ZnO Nanoparticles and Their Photocatalytic Application in ZnO/TiO₂ Composites for Isopropanol Degradation

Bulletin of Chemical Reaction Engineering & Catalysis
Nano-sized ZnO particles were successfully synthesized via a green, efficient, and chitosan-assisted method, which is both cost-effective and environmentally friendly.
L. H. Hoàng, Mai H. Nghi, H. G. Quynh, N. T. Phuong, N. T. H. Duong, N. Q. Long   +5 more
semanticscholar   +1 more source

Nickel-Lanthanum Impregnated into Natural Zeolite as a Catalyst for Biofuel Production from Sunflower Oil via Hydrocracking Process

Bulletin of Chemical Reaction Engineering & Catalysis
The increasing demand for crude oil or fossil fuel as a raw material for oil fuel has been steadily rising over time in line with the development that is taking place in Indonesia.
Erik Budi Santiko, Sarah Fauziah, Sugeng Priyanto, Yustinah Yustinah, L. Marlinda, Sudibyo Sudibyo, Abdul Aziz, Peri Oktiarmi, Indri Yati, M. Al Muttaqii   +9 more
semanticscholar   +1 more source

Photocatalytic Degradation of Methyl Orange Using TiO2 - Coated Cordierite Substrates: A Comparison of Dip-Coating and Spray-Coating Methods

Bulletin of Chemical Reaction Engineering & Catalysis
In this study, the calcination temperature of TiO2 nanoparticles was investigated at 300, 350, 400, and 450 °C. The results indicated that 400 °C was the optimal calcination temperature, yielding the highest amount of synthesized TiO2 nanoparticles ...
Trung Hieu Nguyen, Thu Huong Nguyen, A. Vu, T. L. Minh   +3 more
semanticscholar   +1 more source

Methylene Blue Degradation with Sulfonated SPG20 Silica-Fe₂O₃ Hybrid Photocatalysts

Bulletin of Chemical Reaction Engineering & Catalysis
This study aims to synthesize and evaluate the photocatalytic performance of a modified mesoporous silica-based composite, Fe₂O₃/SPG₂₀–SO₃H, for methylene blue degradation.
M. Ulfa, Pramesta Rosa Salsabila, A. N. Saputro, Nanik Dwi Nurharyati   +3 more
semanticscholar   +1 more source

Polyethyleneimine-Functionalized Magnetic Bagasse Composite for Efficient Adsorptive Removal of Yellow 4GL and Black R–S Dyes

Bulletin of Chemical Reaction Engineering & Catalysis
Efficient removal of dye contaminants from wastewater remains a significant environmental challenge. In this study, a polyethyleneimine (PEI)-modified magnetic bagasse composite was synthesized by integrating sugarcane bagasse, PEI, Fe₃O₄ nanoparticles ...
Thi Hong Hanh Vu, Thi-Diem Bui, L. Nguyen, T. Nguyen   +3 more
semanticscholar   +1 more source