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Journal : Bulletin of Chemical Reaction Engineering

The Properties and Activity of TiO2-based Nanorods as an Anti-Fouling Agent and a Photocatalyst Wahyuni, Sri; Kartini, Indriana; Kadarwati, Sri
Bulletin of Chemical Reaction Engineering & Catalysis 2024: BCREC Volume 19 Issue 1 Year 2024 (April 2024)
Publisher : Masyarakat Katalis Indonesia - Indonesian Catalyst Society (MKICS)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.9767/bcrec.20074

Abstract

The properties and activity of TiO2-based nanorods as an antifouling agent and a photocatalyst for the catalytic degradation of methylene blue (MB) have been investigated. A modification of TiO2 with SiO2 was first carried out to enlarge the surface area. In order to enhance the TiO­2 photo response to the visible light region, a further modification of TiO2-SiO2 (TS) composites with polyaniline (PANI) was also conducted. The nanorod TiO2 exhibited an anatase structure based on the diffraction patterns. The TEM images showed that some TiO2 molecules were attached around SiO2 with a random orientation. The TiO2-SiO2-PANI (TS-PANI) exhibited the largest specific surface area (SBET) of about 256.85 m2/g. The profile on the AFM images of the composites showed that the nano-roughness of the coatings was confirmed. The photocatalytic activity was evaluated through the decomposition of MB both on the powder and the coated composites. The photocatalytic activity on the coatings was verified due to further application as anti-fouling coatings involving photocatalytic mechanism. The decomposition of MB using TS-PANI powder and TS-PANI coating composites was 89.5% and 90.2 %, respectively, with the irradiation time on the coatings was 20 min longer. The anti-fouling activity through the photocatalytic mechanism and nano-roughness surface was confirmed by the inhibition of barnacle growth on the teakwood surface immersed for two months in the sea.
Co-Authors - Jumaeri A Tri Widodo A Tri Widodo Adinda Hapsari Aditia Nur Bakti Agung Feinnudin Amalina, Nur Dina Anggreani, Ina Annisa, Riska Nurfirda Aprillia Findayani Arma Yoga Astutik, Kasni Atika Wijaya Ayu Nugrahantia, Ayu Azzahra, Elvara Siti Azzahra, Yasmin Bahij, Aida Tika Biluthfil Bakti, Prayoga Bangun Yulianto Cepi Kurniawan Damayanti, Kristina Damayanti, Lutfia Damayanti, Yosephine Debbie Devitra Saka Rani Dewi, Silmi Dalila Millatina Dhian Ekowati Dian Sri Asmorowati Edi Prayitno, Edi Edy Cahyono Eko Budi Susatyo Elsa Ari Astuti Endang Susilaningsih Evalisa Apriliani, Evalisa Evita H. Legowo Fitri Rahmawati Fitri Rahmawati Harjito - Harjito Harjito Hidayah, Aida Nur Hutomo Wahyu Nugroho I Ketut Suada Imam Khabib Imam Kusmaryono Indriana Kartini Isti Hidayah Iswanto, Haifa Firyal Joseph P. Brinkman Junaid Sadrach Kartikasari, Reny Kasmadi Imam Supardi Kasmui -, Kasmui Khaerur Rifqi, Khaerur Khafidhotun Naimah Kolilah, Liluk Lailatul Badriyah Latifah Latifah LENI HERLINA Luluk Amnah Fitriyana, Luluk Amnah M Rafi Antoni M. Udiharto Malik, Septina Praditia Marcelino, Richie Mohammad Alauhdin, Mohammad Mubarak, Dinda Halimah Agrifani Muflikah, Binti Murbangun Nuswowati Nila Ubaidah Noegroho Hadi NOEGROHO HADI HS Noegroho Hadi HS. Nuhyal Ulya Nurhikmah Nurhikmah Nuril Huda Nurul Fadhilah Pertiwi Ayu Pamuji Kurniatun, Pertiwi Ayu Pamuji Pramestia, Rena Aliya Prima Astuti Handayani Puji Eka Rahayu Puji Eka Rahayu Putriana Dewi Rahayu, Sri Astusi Rani, Devitra Saka Rida Farida, Rida Risna Anggraeni Rohmah, Rojaa Maysa Rudiyanto, Aris Rudiyanto, Aris Sadrach, Junaid Saptorini Saptorini Saptorini Saptorini, Saptorini Siddiq Wahyu Hidayat Sigit Priatmoko Soeprodio Soeprodio, Soeprodio Soeprodjo Soeprodjo, Soeprodjo Sri Astusi Rahayu Sri Susilogati Sumarti Sri Wahyuni Sri Wahyuni Sri Wahyuni SRI WARDANI Subiyanto Hadi Saputro Sugihardjo Sugihardjo Sugihardjo Sugihardjo Sulistyaningsih, Nining Sulistyarini, Ika Teguh Budiyanto, Teguh Triyono Triyono Try Astuti Wandah Wibawanto Wara Dyah Pita Rengga Wega Trisunaryanti Witono Basuki, Witono Woro Sumarni Wuwus Ardiatna Zahro, Ainu Ilmiatuz