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Abstract
The phase equilibria of the Ag–Ga–S–AgBr system in the part GaS–Ga 2S 5–AgBr–Ag 2S below 600 K were investigated by the modified electromotive force (EMF) method using the Ag + catalysts as small nucleation centers of equilibrium phases. Division of the GaS–Ga 2S 5–AgBr–Ag 2S was carried out with the participation of the following compounds Ag 2S, GaS, Ga 2S 3, AgBr, Ag 9GaS 6, AgGaS 2, Ag 3SBr, Ag 3Ga 2S 4Br, and Ag 27Ga 2S 12Br 9. Reactions were performed by applying electrochemical cells (ECs) with the structure: (−) IE | NE | SSE | R{Ag +} | PE | IE (+), where IE is the inert electrode (graphite powder), NE is the negative electrode (silver powder), SSE is the solid-state electrolyte (glassy Ag 3GeS 3Br), PE is the positive electrode, R{Ag +} is the region of Ag + diffusion into PE. The measured EMF and temperature values of ECs were used to determine the standard thermodynamic functions of the compounds Ag 3Ga 2S 4Br and Ag 27Ga 2S 12Br.
| Original language | English |
|---|---|
| Title of host publication | Energy Technology 2024: Carbon Dioxide Management and Other Technologies |
| Editors | Chukwunwike Iloeje, Shafiq Alam, Donna Post Guillen, Fiseha Tesfaye, Lei Zhang, Susanna A. Hockaday, Neale R. Neelameggham, Hong Peng, Nawshad Haque, Onuralp Yücel, Alafara Abdullahi Baba |
| Place of Publication | Swizerland |
| Publisher | Springer, Cham |
| Pages | 257-268 |
| Volume | 1 |
| Edition | 1 |
| ISBN (Electronic) | 978-3-031-50244-6 |
| ISBN (Print) | 978-3-031-50244-6, 978-3-031-50244-6, 978-3-031-50244-6, 978-3-031-50244-6, N 978-3-031-50243-9 |
| DOIs | |
| Publication status | Published - 2024 |
| MoE publication type | A4 Article in a conference publication |
| Event | 2024 TMS Annual Meeting & Exhibition: Energy Technologies and CO2 Management - Hyatt Regency Orlando, Orlando, United States Duration: 3 Mar 2024 → 7 Mar 2024 Conference number: 153 http://www.programmaster.org/PM/PM.nsf/UpcomingSymposia/83D3B5E94BBDEEFD85258948006A965C?OpenDocument&ParentUNID=DC407D8D1045893585258687004B57DC |
Publication series
| Name | Minerals, Metals and Materials Series |
|---|---|
| ISSN (Print) | 2367-1181 |
| ISSN (Electronic) | 2367-1696 |
Conference
| Conference | 2024 TMS Annual Meeting & Exhibition |
|---|---|
| Abbreviated title | TMS 2024 |
| Country/Territory | United States |
| City | Orlando |
| Period | 03/03/24 → 07/03/24 |
| Internet address |
Funding
The present work was financed partially by the grant of the Ministry of Education and Science of Ukraine No 0123U101857 \u201CPhysico-chemistry of functional nanomaterials for electrochemical systems\u201D, international projects: #HX-010123 from \u201CMaterials Phases Data System, Viznau, Switzerland\u201D and the Simons Foundation (Award Number: 1037973). This work was partly funded by the K.H. Renlund Foundation under the project \u201CInnovative e-waste recycling processes for greener and more efficient recoveries of critical metals and energy\u201D at \u00C5bo Akademi University.
Keywords
- Photovoltaic compounds
- Phase equilibria
- Thermodynamic properties
- EMF method
- Gibbs energy
Fingerprint
Dive into the research topics of 'Phase Equilibria and Thermodynamic Properties of Selected Compounds in the Ag–Ga–S–AgBr System for Modern Application in Energy Conversion Devices'. Together they form a unique fingerprint.Projects
- 1 Finished
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Innovative e-waste recycling processes for greener and more efficient recoveries of critical metals and energy
Tesfaye, F. (Principal Investigator), Vainio, E. (Co-Principal Investigator), Hupa, L. (Co-Investigator) & Jylhävuori, N. (Co-Investigator)
01/01/22 → 31/12/23
Project: Foundation