DOI: https://doi.org/10.21924/cst.9.1.2024

Articles

The effect of synthesis temperature on structural, morphological, and band gap energy of plate-like Bi4Ti2.95V0.05O12 prepared by molten NaCl/KCl salt method

Kanty Maryani, Nelly Safitri Anwari, Widiya Nur Safitri, Arie Hardian, Ervina Dwi Inggarwati , Anton Prasetyo

1-6

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Ultrafiltration membranes for dye wastewater treatment: Utilizing cellulose acetate and microcrystalline cellulose fillers from Ceiba Pentandra

Romario Abdullah, Dinia Astira, Utari Zulfiani, Alvin Rahmad Widyanto, Zeni Rahmawati, Triyanda Gunawan, Yuly Kusumawati, Mohd Hafiz Dzarfan Othman, Hamzah Fansuri

7-15

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Synthesis and characterization of hydroxyapatite/SiO2/gelatin composites as bone scaffold candidates

Indah Wahda, Syaharuddin Kasim, Maming, Hasnah Natsir, St Fauziah, Yusafir Hala, Andi Muhammad Anshar, Andriani Usman, Windasari, Indah Raya

16-24

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Characterization and electrochemical properties analysis of reduced graphene oxide from corncob carbon as an electrode candidate: Synthesized using modified Hummers method

Eka Anggriani Odja, Indah Raya, Maming, Muhammad Zakir, Abd. Karim, Djabal Nur Basir

25-29

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Study in the impact of quaternized graphene oxide (QGO) composition as modifier on the chemical, physical, mechanical, and performance properties of polyvinylidene fluoride (PVDF)-based nanocomposite membrane

Ashabul Kahfi, Nita Kusumawati, Pirim Setiarso, Supari Muslim, Sinta Anjas Cahyani, Nafisatus Zakiyah

30-37

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On the characterization of EM emission of electronic products: Case study for different program modes

Tito Yuwono, Mohd Hafiz Baharuddin, Hristo Zhivomirov, Elyza Gustri Wahyuni

38-45

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Simultaneous tartrazine-tetracycline removal and hydrogen production in the hybrid electrocoagulation-photocatalytic process using g-C3N4/TiNTAs

Saddam Husein, Ryan Rafi Rustamadji, Reno Pratiwi, Eniya Listiani Dewi, Slamet

46-56

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Block-based optimization for enhancing reversible watermarking using reduce difference expansion

Aulia Arham, Hanung Adi Nugroho

57-64

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The renewable energy research contribution of Tanzania: A review

Buruhan Haji Shame, Ubaidillah, Dominicus Danardono Dwi Prija Tjahjana, Zainal Arifin, Muhammad Aziz, Widyanita Harwijayanti, Mohammed M. Haji

65-86

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Preparation, synthesis and characterizations of La0.7Sr0.3Mn(1-y)Ni(y)O3 alloy

Jan Setiawan, Ferry Budhi Susetyo, Dwi Nanto, Silviana Simbolon, Hamdan Akbar Notonegoro, Taufiq Al Farizi, Yunasfi, Dinda Tihera, Ramlan

87-93

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Utilizing Pometia Pinnata leaf extract in microwave synthesis of ZnO nanoparticles: Investigation into photocatalytic properties

Ari Sulistyo Rini, Yolanda Rati, Gema Maheta, Arie Purnomo Aji, Saktioto

94-99

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Physico-chemical characteristics of Ca/P ratio on the composition and structure of oxygenated apatite

S. Jerdioui, H. Bouammalia, E. Mejdoubi, R. Touzani, K. Azzaoui, Belheir Hammouti, R. Sabbahi, Asep Bayu Dani Nandiyanto, L. L. Elansari

100-106

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Enhancing bioelectricity generation through co-cultivation of bacteria consortium and microalgae in photosynthetic microbial fuel cell

Pimprapa Chaijak, Alisa Kongthong

107-111

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The impact of bacillus sp. NTLG2-20 and reduced nitrogen fertilization on soil properties and peanut yield

Nguyen Van Chuong

112-120

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Improving the activity of CO2 capturing from flue gas by membrane gas – solvent absorption process

Maysoon Anwar Abdulla, Mugdad Hamid Rajab, Jasim I. Humadi, Harith Noori Mohammed

121-127

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Effect of layered double hydroxide-graphene oxide modifier composition on characteristics of polyvinylidene fluoride based nanocomposite membranes in the separation of Cu2+

Nita Kusumawati, Pirim Setiarso, Supari Muslim, Sinta Anjas Cahyani, Nafisatus Zakiyah, Ashabul Kahfi

128-135

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Stabilizing fine-grained soil by electrically injecting Ca2+, CO32-, and HPO42- ions

R M Rustamaji, Eka Priadi

136-143

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Evaluating 3-D positioning infrastructure quality and utilization: The potential improvement with multi-GNSS methods

Dedi Atunggal, Nurrohmat Widjajanti, Trias Aditya

144-152

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QS-Trust: An IoT ecosystem security model incorporating quality of service and social factors for trust assessment

Warsun Najib, Selo Sulistyo, Widyawan

153-160

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Preparation of Ni/ZSM-5 and Mo/ZSM-5 catalysts for hydrotreating palm oil into biojet fuel

Wega Trisunaryanti, Karna Wijaya, Aulia Meylida Tazkia

161-169

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Efficient removal of amoxicillin, ciprofloxacin, and tetracycline from aqueous solution by Cu-Bi2O3 synthesized using precipitation-assisted-microwave

Fatkhiyatus Sa'adah, Heri Sutanto, Hadiyanto Hadiyanto, Ilham Alkian

170-178

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Predictive mapping of surface roughness in turning of hardened AISI 4340 using carbide tools

Armansyah Ginting, Zuhrina Masyithah

179-184

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Simulation and optimization of fatty acid extraction parameters from Nannochloropsis sp. using supercritical carbon dioxide

Ivander Jonathan Kim, Aris Romadhon Subkhan, Rakha Putra Prasetya, Yuswan Muharam

185-191

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Development of CaCO3 novel morphology through crystal lattice modification assisted by sulfate incorporation and vibration

Wiji Mangestiyono, J. Jamari, A.P. Bayuseno, S. Muryanto

192-198

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Synthesis of silver (Ag) nano/micro-particles via green process using Andrographis paniculata leaf extract as a bio-reducing agent

Achmad Chafidz, Suharno Rusdi, Imam Nurrahman, Haryanto, Agam Duma Kalista Wibowo, Adi Kusmayadi, Danang Tri Hartanto

199-206

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