Exploration of rice husk ash as a green corrosion inhibitor immersed in NH4Cl 7.5 % solution

Autor: Agus Paul Setiawan Kaban, Johny Wahyuadi Soedarsono, Mochammad Syaiful Anwar, Wahyu Mayangsari, Ahmad Maksum, Aga Ridhova, Rini Riastuti, Dedy Iskandar, Ayende

Publikováno v: Heliyon, Vol 10, Iss 9, Pp e30541- (2024)

The study reports the development of a liquid smoke solution of rice husk ash (RHA) as a green corrosion inhibitor in NH4Cl solution in approaching corrosion protection for refinery facilities. The recent utilization of RHA has a partial solution to

Externí odkaz: https://doaj.org/article/523b5467248344dc85bb9c91bf30c1fe

The Influence of Business Competitiveness on Relocation Decisions

Autor: Bambang Dwi Suseno, Septiana Sari, Ahmad Maksum, Malik Fatoni

Publikováno v: JEJAK: Jurnal Ekonomi dan Kebijakan, Vol 15, Iss 2, Pp 273-282 (2022)

This study aims to examine the causal relationship between wage policy, business competitiveness, and employee productivity on the decision to relocate the company's operating base as a research problem. The research method used is a survey method wi

Externí odkaz: https://doaj.org/article/ca0eb21a14664a35bf93d3bdc492df70

Використання золотого шлаку з індонезії як джерела літію з методом вилучування HCL

Autor: Nadia Natasha, Ghina Rabbani, Nofrijon Sofyan, Johny Soedarsono, Agus Prasetyo, Ahmad Maksum, Rini Riastuti, Isnanda Nuriskasari

Publikováno v: Eastern-European Journal of Enterprise Technologies; Vol. 1 No. 6 (121) (2023): Technology organic and inorganic substances; 47-57
Eastern-European Journal of Enterprise Technologies; Том 1 № 6 (121) (2023): Технології органічних та неорганічних речовин; 47-57

Primary resources are typically used in lithium extraction. Unfortunately, it impacts the dependency on the availability of primary resources to fulfill the lithium demand. Therefore, the use of secondary resources can be an alternative to using lith

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ff9c150f67ca859c80f526b1e0574a3e
https://doi.org/10.15587/1729-4061.2023.273491

Insight on Corrosion Prevention of C1018 in 1.0 M Hydrochloric Acid Using Liquid Smoke of Rice Husk Ash: Electrochemical, Surface Analysis, and Deep Learning Studies

Autor: Agus Paul Setiawan Kaban, Johny Wahyuadi Soedarsono, Wahyu Mayangsari, Mochammad Syaiful Anwar, Ahmad Maksum, Aga Ridhova, Rini Riastuti

Publikováno v: Coatings; Volume 13; Issue 1; Pages: 136

This work reports the anti-corrosion behavior of liquid smoke from rice husk ash to unveil the contribution of its active compounds in 1 M HCl solution. In this study, the developed methodology to test, analyze, and model the novel type of green corr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::adf687299471cce89c068a0b0fe9b0ea

Синтез нанокомпозитів, відновлених наночастинками оксиду графену-срібла, отриманих гідротермальним методом з використанням боргідриду натрію в якості відновникадля фотокаталітичної деградації іонів Pb у водному розчині

Autor: Nurhayati Indah Ciptasari, Murni Handayani, Caesart Leonardo Kaharudin, Afif Akmal Afkauni, Adhi Dwi Hatmanto, Isa Anshori, Ahmad Maksum, Rini Riastuti, Johny Wahyuadi Soedarsono

Publikováno v: Eastern-European Journal of Enterprise Technologies; Vol. 6 No. 5 (120) (2022): Applied physics; 54-62
Eastern-European Journal of Enterprise Technologies; Том 6 № 5 (120) (2022): Прикладна фізика; 54-62

Heavy metals are pollutants that are harmful to living things and the environment can be degraded by microbes or understood by other living things so that they can cause health problems. One of the heavy metals that is often found in wastewater is le

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::709aae94c892d9523e8c12832cf03a0c
https://zenodo.org/record/7528199