- Granulation of oil shale ashes and leachability of granulated productsKaljuvee, Tiit; Loide, Valli; Einard, Marve; Jefimova, Jekaterina; Kuusik, Rein, keemikInternational Symposium "Oil shale 100 years" : Estonia, Sept. 20-23, 2016 : [abstracts]2016 / p. 51
- Granulation of oil shale ashes for neutralizing of acidic soilsKaljuvee, Tiit; Jefimova, Jekaterina; Loide, Valli; Uibu, Mai; Einard, Marve; Kuusik, Rein, keemikInternational IX Oil Shale Conference 2017 "Oil Shale Industry in Circular Economy" : 15th-16th November 2017, [Jõhvi], Ida-Viru County, Estonia : summary2017 / p. 16-17 http://www.ester.ee/record=b4751282*est
- Influence of the post-granulation treatment on the thermal behaviour and leachability characteristics of Estonian oil shale ashesKaljuvee, Tiit; Jefimova, Jekaterina; Loide, Valli; Uibu, Mai; Einard, MarveJournal of thermal analysis and calorimetry2018 / p. 47–57 : ill https://doi.org/10.1007/s10973-017-6875-2 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Influence of the post-granulation treatment on the thermal behaviour of Estonian oil shale ashesKaljuvee, Tiit; Jefimova, Jekaterina; Loide, Valli; Uibu, Mai; Einard, Marve; Kuusik, Rein, keemikJTACC+V4 : 1st Journal of Thermal Analysis and Calorimetry Conference and 6th V4 (Joint Czech-Hungarian-Polish-Slovakian) Themoanalytical Conference: Budapest Hungary, June 6-9, 2017 : Book of Abstracts2017 / p. 105 https://static.akcongress.com/downloads/jtacc/jtacc2017-book-of-abstracts.pdf
- Influence of waste products from electricity and cement industries on the thermal behaviour of Estonian clay from Kunda depositKaljuvee, Tiit; Štubna, Igor; Hulan, Tomaš; Csaki, Štefan; Uibu, Mai; Jefimova, Jekaterina12th European Symposium on Thermal Analysis and Calorimetry ESTAC 12 : 27-30 August 2018, Brasov, Romania : book of abstracts2018 / OP1.19, p. 75 http://estac12.org/download.php?f=../download/BoA%20ESTAC12.pdf
- Influence of waste products from electricity and cement industries on the thermal behaviour of Estonian clay from Kunda depositKaljuvee, Tiit; Štubna, Igor; Hulan, Tomaš; Csaki, Štefan; Uibu, Mai; Jefimova, JekaterinaJournal of thermal analysis and calorimetry2019 / p. 2635–2650 : ill https://doi.org/10.1007/s10973-019-08319-0 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Leaching behaviour of Estonian oil shale ash-based construction mortarsIrha, Natalja; Uibu, Mai; Jefimova, Jekaterina; Raado, Lembi-Merike; Hain, Tiina; Kuusik, Rein, keemikOil shale2014 / p. 394-411 : ill https://artiklid.elnet.ee/record=b2704135*est
- Leaching of PAHs from agricultural soils treated with oil shale combustion ash : an experimental studyJefimova, Jekaterina; Adamson, Jasper; Reinik, Janek; Irha, NataljaEnvironmental science and pollution research2016 / p. 20862-20870 : ill http://dx.doi.org/10.1007/s11356-016-7300-2
- Leaching of polycyclic aromatic hydrocarbons (PAHs) and heavy metals from the oil shale processing wastes and from waste-based productsJefimova, Jekaterina2015
- PAHs in leachates from thermal power plant wastes and ash-based construction materialsIrha, Natalja; Reinik, Janek; Jefimova, Jekaterina; Koroljova, Arina; Raado, Lembi-Merike; Hain, Tiina; Uibu, Mai; Kuusik, Rein, keemikEnvironmental science and pollution research2015 / p. 11877-11889 : ill
- Release of trace elements from oil shale fly ash of PF and CFB boilersReinik, Janek; Irha, Natalja; Jefimova, Jekaterina; Steinnes, EilivInternational Symposium "Oil shale 100 years" : Estonia, Sept. 20-23, 2016 : [abstracts]2016 / p. 25
- Study of thermooxidation of oil shale samples and basics of processes for utilization of oil shale ashesKaljuvee, Tiit; Uibu, Mai; Yörük, Can Rüstü; Einard, Marve; Trikkel, Andres; Kuusik, Rein, keemik; Trass, Olev; Štubna, Igor; Hulan, Tomaš; Loide, Valli; Jefimova, JekaterinaMinerals2021 / at. 193 https://doi.org/10.3390/min11020193 Journal metrisc at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Thermal behavior of ceramic bodies based on Estonian clay from the Arumetsa deposit with oil shale ash and clinker dust additivesKaljuvee, Tiit; Uibu, Mai; Einard, Marve; Traksmaa, Rainer; Viljus, Mart; Jefimova, Jekaterina; Trikkel, AndresProcesses2022 / art. 46 https://doi.org/10.3390/pr10010046 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Thermal behaviour of ceramic bodies based on Estonian clay from Arumetsa deposit with oil shale ash or/and clinker dust additivesKaljuvee, Tiit; Štubna, Igor; Hulan, Tomaš; Uibu, Mai; Einard, Marve; Traksmaa, Rainer; Viljus, Mart; Jefimova, Jekaterina; Trikkel, AndresICTAC 2020 : 17th International Congress on Thermal Analysis and Calorimetry : 8th Joint Czech-Hungarian-Polish-Slovakian Thermoanalytical Conference (V4 8) : 14th Conference on Calorimetry and Thermal Analysis of the Polish Society of Calorimetry and Thermal Analysis (CCTA 14), online conference, [Kraków], 29 August - 2 September 2021 : e-book of abstracts, 20212021 / p. 68 https://cris.vub.be/ws/portalfiles/portal/74787050/_e_Book_of_Abstracts_ICTAC2020.pdf
- Thermal behaviour of Estonian phosphorites from different depositsKaljuvee, Tiit; Tõnsuaadu, Kaia; Traksmaa, Rainer; Einard, Marve; Jefimova, Jekaterina; Petkova, Vilma2nd Journal of Thermal Analysis and Calorimetry Conference, Budapest, June 18–21, 2019 : book of abstracts2019 / p. 134-135 https://jtac-jtacc.akcongress.com/
- Thermal behaviour of Estonian phosphorites from different depositsKaljuvee, Tiit; Tõnsuaadu, Kaia; Traksmaa, Rainer; Einard, Marve; Jefimova, Jekaterina; Petkova, VilmaJournal of thermal analysis and calorimetry2020 / p. 437-449 https://doi.org/10.1007/s10973-019-09056-0 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Treatment of oil shale processing wastesJefimova, JekaterinaInternational IX Oil Shale Conference 2017 "Oil Shale Industry in Circular Economy" : 15th-16th November 2017, [Jõhvi], Ida-Viru County, Estonia : summary2017 / p. 36 http://www.ester.ee/record=b4751282*est