Thermodynamic solid-liquid equilibrium model for mixed systems HF-NaF-H2O and HF-KF-H2O up to 2 m HF at T = 25oC

Autor: Stanislav Donchev, Tsvetan V. Tsenov, Christomir Christov

Publikováno v: Acta Scientifica Naturalis. 10:1-15

In this study we developed thermodynamic models for solid-liquid equilibrium for mixed systems HF-NaF-H2O and HF-KF-H2O up to 2 m HF at T = 25oC. Models are developed on the basis of Pitzer ion interactions approach. The recommendations on mean activ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::298cc6d4e70a79ba7a61542e4dff48e9
https://doi.org/10.2478/asn-2023-0002

Corrigendum to 'Temperature variable chemical model of bromide–sulfate solution interaction parameters and solid–liquid equilibria in the Na–K–Ca–Br–SO4–H2O system' [Calphad 36 (2012) 71–81]

Autor: Christomir Christov

Publikováno v: Calphad. 81:102549

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8af17d55cfeab1774baf25df570dcdd5
https://doi.org/10.1016/j.calphad.2023.102549

Development of accurate chemical thermodynamic database for geochemical storage of nuclear waste. Part III: Models for predicting solution properties and solid-liquid equilibrium in cesium binary and mixed systems

Autor: Tsvetan Tsenov, Stanislav Donchev, Christomir Christov

Publikováno v: BioRisk 17: 407-422

The models described in this study are of high importance in the development of thermodynamic database needed for nuclear waste geochemical storage as well as for technology for extracting cesium resources from saline waters. In this study we develop

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9ac626da07f5d159d98f813e6989fd49
https://zenodo.org/record/6478881

Thermodynamic model for solution behavior and solid-liquid equilibrium in Na-Al(III)-Fe(III)-Cr(III)-Cl-H2O system at 25°C

Autor: Mohamed Azaroual, Laurent André, Christomir Christov, Arnault Lassin

Publikováno v: Acta Scientifica Naturalis, Vol 5, Iss 1, Pp 6-16 (2018)
Acta Scientifica Naturalis
Acta Scientifica Naturalis, K. Preslavsky University, 2018, 5 (1), pp.6-16. ⟨10.2478/asn-2018-0002⟩

The knowledge of the thermodynamic behavior of multicomponent aqueous electrolyte systems is of main interest in geo-, and environmental-sciences. The main objective of this study is the development of a high accuracy thermodynamic model for solution

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c82f2d3f81ca649497cefbf4804bc2ce
https://doaj.org/article/20b814dff90c4c23a8597aa4fe67a1c9

A thermodynamic model for solution behavior and solid-liquid equilibrium in Na-K-Mg-Ca-Al(III)-Fe(III)-Cr(III)-Cl-H2O system from low to very high concentration at 25°C

Autor: Laurent André, Christomir Christov, Mohamed Azaroual, Arnault Lassin

Publikováno v: Acta Scientifica Naturalis
Acta Scientifica Naturalis, K. Preslavsky University, 2019, 6 (1), pp.26-36. ⟨10.2478/asn-2019-0004⟩
Acta Scientifica Naturalis, Vol 6, Iss 1, Pp 26-36 (2019)

In this study we evaluated new mixing (θ and ψ) Pitzer parameters, and developed models for solution behavior and solid liquid equilibria for the following mixed systems: 1) KCl-AlCl3-H2O, 2) KCl-FeCl3-H2O, 3) KCl-CrCl3-H2O, 4) MgCl2-AlCl3-H2O, 5)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8cc938a10929ba8ef51098098e2b2dcc
https://hal-brgm.archives-ouvertes.fr/hal-02145943