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Journal : Jurnal Penelitian Pendidikan IPA (JPPIPA)

Studi Dinamika Molekular Gas Karbon Dioksida dalam struktur es XVII Arman, Yudha; Artedi; Hasanuddin
Jurnal Penelitian Pendidikan IPA Vol 11 No 1 (2025): January
Publisher : Postgraduate, University of Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jppipa.v11i1.8336

Abstract

We conducted a molecular dynamics study on CO2 hydrate within the ice XVII structure to examine the molecular diffusion of CO2 molecules, as it is essential to the hydrate potential as a carbon capture. The simulated CO2 hydrate system used 324 water molecules and 90 CO2 molecules. We used the TIP4P/Ice model for water molecules, and the CO2 molecules were treated as united atom. The simulations were carried out at 273,15 K under various pressures of 200 MPa, 500 MPa, and 1000 MPa for 1,50 ns, with a step size of 1 fs. The results showed that the CO2 molecules were confined and freely moved inside the cage-like chiral tube along the c-axis of the ice XVII structure. No significant inter-cage hopping was observed during the evolution of all simulated systems. The diffusion coefficient values for CO2 molecules within the ice XVII structure were 5.03 × 10-8 cm2s-1, 2.45 × 10-8 cm2s-1, and 8.86 × 10-8 cm2s-1  for the respective pressure variations of 200 MPa, 500 MPa, and 1000 MPa, resulting in an inverse proportional with the system's pressure. A higher diffusion coefficient facilitates a faster the mass transfer and adsorption rate of CO2 in formation build up of the CO2 hydrate system.
Co-Authors . Antonius, . . Apriansyah . Faurizal . Hasanuddin . Kornellius A.A. Ketut Agung Cahyawan W Alexsianus Malujung Alhuda, Ervan alpiana, fila Andi Ihwan Artedi Asifa Asri Asifa Asri Asifa Asri Atang Rahma Agusta Azrual Azwar Azrul Azwar Bintoro Siswo Nugroho Boni Lapanporo, Boni Boni Pahlanop Lapanporo Catur Purwanto, Catur Cucu Suhery Dayang Samsul Hidayah Desi Saputri Sri REZEKI Devi Yulianti Dian Prawira Dian Prawira, Dian Dwiria Wahyuni Elvi Rusmiyanto Pancaning Wardoyo, Suci Lestari, Mukarlina, Erna Wati Eusebius, Agustinus Evi Noviani Ezra Andwa Heradian, Ezra Andwa Fajar Arianto Fajar Arianto Febriyadi Romadhan Fitriyadi Fitriyadi Gapar Gapar, Gapar Gusrizal Gusrizal H., Cindy Priscilla Haisyah, Haisyah Hakim, Yusuf Umar Al Hasanuddin Hasanuddin Hasanuddin Hasanuddin Hasanuddin Hasmiati Hasmiati Hendro Tira Herli Herli Hestivera, Eva Novianti Hezliana Syahwanti Hutabarat, Victor Ibnur Rusi Iis Solehati Iklas Sanubary Ismail Ismail Jamilah, Syarifah Intan Jennifer Sulastri Joko Sampurno Joko Sampurno Juari, S Julia Bela Kart Kaharudin Kaharudin Karno - Karno Kushadiwijayanto, Arie Antasari Latifah Maesaroh Mariana Bara’allo Malino Mathali'ul Anwar Muhammad Kholid Muhardi Muhardi Muhardi Mutiah, Nurul Nia Syafitri Nur Fadhila Nuraniza Nuraniza Nurhasanah Nurhasanah Nurhasanah Nurhasanah Nurul Mutiah Nurul Wahdah Okto Ivansyah Perdhana, Radhitya Pramesti, Meita Ananda Purba Santoso, Purba Putra, Nurdin Satria Radhitya PERDHANA Rahmatullah, Sigid Renny Puspita Sari Rezeki, Desi Saputri Sri Rifatul Auzan Rika Kurniasih Rindiani Rindiani Riska Dewi, Riska Riyan Dano Prasetyo Riza Adriat Rizki Fajania Rohyati, Eny Rumyati Pujiastuti S Juari Saron, Mawar Satria Sumarwan, Satria Sidi, Makarius Siti Helmyati Suci Fitri Nazila Suraina Suraina, Suraina Syaripudin Syaripudin Theresia Oktatriani Triandi Kuseno Veronika Pitri Vikki Vikki Waras Selviani Octavia Yeni Apriyanti Yesi Dwi Jayanti Yoga Satria Putra Yoga Satria PUTRA Yuris Sutanto Yusuf Umar Al Hakim Yuzika Pausa Zulfian Zulfian