Povar Igor

Chapters in monographs

1. POVAR I.; SPINU, O.; LUPASCU, T.; DUCA, Gh. Thermodynamic Stability of Natural Aqueous Systems. In: Handbook of Research on Emerging Developments and Environmental Impacts of Ecological Chemistry, IGI Global, 2020, 76-108.ISBN13 9781799812418.https://doi.org/10.4018/978-1-7998-1241-8
2. POVAR I.; SPINU, O. Buffer properties of heterogeneous mixtures “mineral – natural waters”. In: Handbook of Research on Emerging Developments and Environmental Impacts of Ecological Chemistry, IGI Global, 2020, 164-196.  ISBN13 9781799812418. https://doi.org/10.4018/978-1-7998-1241-8

Articles

1. GUTHRIE, J.;  WU, Y.; BANNISTER, A.; PEIRIS, S.; POVAR, I.; WILSON, E.;  WANG, Q.  Rate constants for formation of bisulfite addition compounds: an examination in terms of No Barrier Theory. Canadian Journal of Chemistry. 2015, 93 (2), 227-233. http://dx.doi.org/10.1139/cjc-2014-0270. (IF 1.084)

3. MOLDOVAN, Z.; MARINCAS, O.; POVAR, I.; LUPASCU, T.; LONGREE, PH.; SIMOVIC ROTA, J.; SINGER, H.; ALDER, A. Environmental Exposure of Anthropogenic Micropollutants in the Prut River at the Romanian-Moldavian Border: A Snapshot in the Lower Danube River Basin. Environmental Science and Pollution Research. 2018, 25, 31040-31050. ISSN: 0944-1344.https://doi.org/10.1007/s11356-018-3025-8. (IF: 2.8)
4. POVAR, I.; SPINU, O. Acid-Base Buffer Properties of Heterogeneous Multicomponent Extraction Systems. Solvent Extraction and Ion Exchange. 2015, 33 (2), 196-209. http://dx.doi.org/10.1080/07366299.2014.951284. (IF 1.58)
5. POVAR, I.; SPINU, O. Correlation between global thermodynamic functions and experimental data in multicomponent heterogeneous systems. Canadian Journal of Chemistry. 2016, 94(2), 113-119. ISSN (print): 0008-4042. http://dx.doi.org/10.1139/cjc-2015-0411.(IF 1.1.084)
6. POVAR I.; SPINU, O.; PINTILIE, B. Expressions for enthalpies of concurrently polynuclear complex formation reactions in two-phase aqueous systems. Journal of Solution Chemistry.47(11), 1725-1739. ISSN: 0095-9782. https://doi.org/10.1007/s10953-018-0802-4. (IF: 1.401)
7. POVAR, I.; UBALDINI, S.; SPINU, O.; LUPASCU, T. Thermodynamic analysis of the copper (I) homogeneous and heterogeneous speciation in ammonium thiosulfate leaching systems. Canadian Journal of Chemistry. 2019, 97(9), 651-658. ISSN 0008-4042 (print) https://doi.org/10.1139/cjc-2018-0446. (IF 1.084)
8. POVAR, I.; ZINICOVSCAIA, I.; UBALDINI, S.; SPINU, O.; PINTILIE, B.; LUPASCU, T.; DUCA, Gh. Thermodynamic analyzing of heavy metals precipitation for recovery from industrial wastewaters. Environmental Engineering and Management Journal. 2020, 19 (2), 281-288. (IF 1.334)
9. SPATARU, P.; POVAR, I.; LUPASCU, T.; ALDER, A.; MOSANU, E. Study of nitrogen forms in seasonal dynamics and kinetics of nitrification and denitrification in Prut and Nistru river waters. EnvironmentalEngineering and Management Journal. 17(7), 1711-1719. ISSN: 1582-9596. http://eemj.eu/index.php/EEMJ/article/view/3634. (IF: 1.021)
10. TUROV, V.; LUPASCU, T.; KRUPSKA, T.; POVAR, I. Nanosilica A-300 influence on water structures formed on the bioactive agent Enoxil. Canadian Journal of Chemistry. 2016, 94(1), 88-94. ISSN (print): 0008-4042. http://dx.doi.org/10.1139/cjc-2015-0360. (IF 1.084)
11. ТUROV, V.; LUPASCU, T.; KRUPSKA, T.; POVAR, I.; SUVOROVA, L. Influence of Nanosilica on the Water Phase Transitions in Hygroscopic Systems. Chemistry Letters. 2017, 46(4), 481-484. http://dx.doi.org/10.1246/cl.161136. (IF 1.55)
12. ZINICOVSCAIA, I.; CEPOI, L.; POVAR, I.; CHIRIAC, T.; RODLOVSKAYA, E.; CULICOV, O. Study of metal uptake from complex industrial effluents by Spirulina platensis using neutron activation analysis. Water, Air, & Soil Pollution. 2018, 229, 220.ISSN: 0049-6979 https://doi.org/10.1007/s11270-018-3873-3. (IF: 1.769)
13. SPINU, O.; POVAR, I.Distribution of Aluminium Soluble and Insoluble Species in the System “Basaluminite - Soil Solution”. Revista de Chimie. 2016, 67(2), 250-254. ISSN 0034-7752. (IF 0.956)
14. ZINICOVSCAIA, I.; ANIČIĆ UROŠEVIĆ, M.; VERGEL, K.; VIERU, E.; FRONTASYEVA, M.; POVAR, I.; GH. DUCA. Active moss biomonitoring of trace elements with Sphagnum girgensohnii in relation to atmospheric bulk deposition: Chisinau case study. Ecological Chemistry and Engineering S. 2018, 25(3), 361-372.ISSN: 1898-6196. https://doi.org/10.1515/eces-2018-0024. (IF 0.815)
15. DUCA, Gh.; LUPAȘCU, T.; GONTA, A.; POVAR, I.; TIMBALIUC, N.; LUPAȘCU,L. Enhanced biomedical properties of chitosan-Enoxil films. Farmacia. 2019, 67 (6), 1048-1053. ISSN 1810-6455. https://doi.org/10.31925/farmacia.2019.6.16
16. KRUPSKA, T.V.; GOLOVAN, A.P.; LUPASCU, T.; POVAR, I.; SPINU, O.; KARTEL, M.T.; TUROV, V.V. The nanocomposite system based on tannin and methylsilica for the activation of development of seeds. Доповіді Національної академії наук України. 2017, 10, 83-90. https://doi.org/10.15407/dopovidi2017.10.083
17. LUPASCU, T.; POVAR, I. Analysis of Adsorption Technologies of Water and Wastewater Treatment Used in the Republic of Moldova. American Journal of Chemical Engineering. 2016, 4(6), 147-153. http://dx.doi.org/10.11648/j.ajche.20160406.12
18. PETUHOV, O.; LUPASCU, T.; BEHUNOVÁ, D.; POVAR, I.; MITINA, T.; RUSU, M. Microbiological properties of microwave activated carbons impregnated with Enoxil and nanoparticles of Ag and Se. Journal of Carbon Research,  Special Issue "Biomedical Applications of Carbon Materials". 2019, 5, 31 (13 pages). ISSN 2311-5629. https://doi.org/10.3390/c5020031
19. POVAR, I.; SPINU, O. Ruthenium redox equilibria. 1. Thermodynamic stability of Ru(III) and Ru(IV) hydroxides. Journal of Electrochemical Science and Engineering. 2016, 6(1), 123-133. ISSN 1847-9286. http://dx.doi.org/10.5599/jese.226.
20. POVAR, I.; SPINU, O. Ruthenium redox equilibria. 2. Thermodynamic analysis of disproportionation and comproportionation conditions. Journal of Electrochemical Science and Engineering. 2016, 6(1), 135-143. ISSN 1847-9286. http://dx.doi.org/10.5599/jese.228
21. POVAR, I.; SPINU, O.Ruthenium redox equilibria. 3. Pourbaix diagrams for the systems Ru-H2O and Ru-Cl--H2O. Journal of Electrochemical Science and Engineering. 2016, 6(1), 145-153. ISSN 1847-9286. http://dx.doi.org/10.5599/jese.229
22. POVAR, I.; SPINU, O.; ZINICOVSCAIA, I.; PINTILIE, B.; UBALDINI, S. Revised Pourbaix diagrams for the vanadium – water system. Journal of Electrochemical Science and Engineering. 2019, 9 (2), 75-84. ISSN 1847-9286. http://dx.doi.org/10.5599/jese.620.
23. POVAR, I.; ZINICOVSCAIA, I.; SPINU, O.; PINTILIE, B. Thermodynamic Stability Areas of Polyvanadates of Alkaline Earth Metals. Journal of Chemistry. 2019, Article ID 7091781, 6 pages. ISSN: 2090-9071 (Online). https://doi.org/10.1155/2019/7091781.
24. SPATARU, P.; FERNANDEZ, F.; SPATARU, T.; SISTA, J.W.; SPINU, O.; POVAR, I. Influence of the interaction of calcium carbonate particles with surfactants on the degree of nitrogen transformation in small rivers. Ecological Processes. 2017, 6, 1-8. http://dx.doi.org/10.1186/s13717-017-0086-4
25. SPATARU, P.; FERNANDEZ, F.; POVAR, I.; SPATARU, T. Behaviour of Nitrogen Soluble Forms in Natural Water in the Presence of Anionic and Cationic Surfactants and Mineral Substrates. Advances in Sciences and Engineering. 2019, 11 (2), 70-77. ISSN: 2046-0392. https://doi.org/10.32732/ase
26. ZAGURSKAYA-SHARAEVSKAYA, O.; POVAR, I. Determination of Cu (II) ions using sodium salt of 4-phenyl-semicarbazone 1,2-naphthoquinone-4-sulfonic acid in natural and industrial environments. Ecological Processes. 2015, 4(16). http://dx.doi.org/doi:10.1186/s13717-015-0042-0
27. ЛУПАШКУ, Т.; КРУПСКАЯ, Т.; ПОВАР, И.; СУВОРОВА, Л.; ТУРОВ, В. Фазовые переходы воды в гигроскопичных системах и влияние нанокремнеземов на них. Бутлеровские сообщения. 2016, 46(6), 13-119.
28. POVAR, I.; SPINU, O., DEMCHENKO, P., VOYTKO, A., LUPASCU, T. Thermodynamic study of the binding of lead by pectin. // Scientific Journal of Cahul State University “Bogdan Petriceicu Hasdeu”: Economic and Engineering Studies. 2018, 1(3), 61-66. ISSN: 2587-313X
29. DUCA, Gh. ; CIOBANU, M.; LUPASCU, T.; POVAR I. Adsorption of strontium ions  from aqueous solutions on nut shells activated carbons. Chemistry Journal of Moldova. 2018, 13(2), 69-73. ISSN 1857-1727.  http://dx.doi.org/10.19261/cjm.2018.494
30. SPATARU, P.; POVAR, I.; MOSANU, E.; TRANCALAN, A. Study of stable nitrogen forms in natural surface waters in the presence of mineral substrates. Chemistry Journal of Moldova. 2015, 10(2), 26-32. ISSN 1857-1727.http://dx.doi.org/10.19261/cjm.2015.10(2).02
31. SPATARU, T.; FERNANDEZ, F.; SISTA, J.W.; SPATARU, P.; POVAR, I. Disposal of poisonous organic halides by using the electrochemical method: dft simulation. Chemistry Journal of Moldova. 2016, 12(2), 93-98. ISSN 1857-1727. http://dx.doi.org/10.19261/cjm.2016.11(2).05
32. SPINU, O.; POVAR, I. Buffer capacity in heterogeneous multicomponent systems (review). Chemistry Journal of Moldova. 2015, 10(2), 8-25. ISSN 1857-1727.http://dx.doi.org/10.19261/cjm.2015.10(2).01
33. TUROV, V.; BOGATYREV, V.; KRUPSKA, T.; GALABURDA, M.; LUPASCU, T.; POVAR, I.; KOKOSHA, N. Water binding through polyacrylamide hydrogel and the influence of its preliminary saturation by Enoxil. Chemistry Journal of Moldova. 2018, 13(1), 87-94. ISSN 1857-1727.  http://dx.doi.org/10.19261/cjm.2017.459
34. PINTILIE, B.; SPINU, O.; POVAR, I. Sugestii metodologice de predare a solubilităţii compuşilor puţin solubili. Didactica Pro. 2020, 1 (119), 37-42. ISSN 1810-6455. CZU 378.016:546.1 | doi.org/10.5281/zenodo.3695371.
35. SPATARU, P.; SPINU, O.; SPATARU, T.; POVAR, I. Analiza surselor de contaminare a mediului ambiant cu pesticide organice halogenate pe teritoriul Republicii Moldova. Akademos. 2017, 1, 42-47.
36. SPATARU, P.; SPINU, O.; SPATARU, T.; POVAR, I. Analiza stării de depozitare și metodelor de remediere a mediului ambiant contaminat cu poluanți organici persistenți.Akademos. 2017, 2, 52-57.
37. POVAR, I.; SPINU, O., DEMCHENKO, P., VOYTKO, A., LUPASCU, T. Thermodynamic study of the binding of lead by pectin. Scientific Journal of Cahul State University “Bogdan Petriceicu Hasdeu”:  Economic and Engineering Studies. 2018, 1(3), 61-66. ISSN 2587-313X
38. POVAR, I.; SPATARU, T.; SPATARU, P.; SPINU, O. O soluție ecologică și economică pentru sedimentele organice provenite din apele uzate. Managementul Deșeurilor. Anul VI, 2019, 3 (23), 36-39. ISSN 2345-105-x
39. SPATARU, P.; POVAR, I.; MAFTULEAC, A. Un semnal de alarma privind starea dezastruoasă a râurilor mici din Republica Moldova.Economics, Social and Engineering Sciences - EcoSoEn. 2018, 1 (2), 279-285.ISSN 2587-344X. 
     

Articles in abstract books

40. VIȘNEVSCHI, A., SPÎNU, O., POVAR, I. Thermodynamic Analysis of Phosphorus and Nitrogen Removal and Recovery by Struvite Precipitation from Wastewater. In: Proceedings of the 22^th International Scientific-Practical Conference “Resources of natural waters in Carpathian Region” - Problems of protection and rational exploitation, May 23-24, 2024, Lviv, Ucraina, pp. 238-241.
41. SPINU, O., VISNEVSCHI, A., SPATARU, P., POVAR, I. Approaches for controlling odors at wastewater treatment facilities. In: Proceedings of the XXI International Scientific-practical Conference „Resources of natural waters of the Carpathian region (Problems of protection”, 25-26 May, 2023, Lviv, Ukraine, pp. 135-138.
42. CIOBANU, M.; LUPASCU, T.; MITINA, T.; POVAR, I.Adsorption of Sr2+ ions from aqueous solutions on the activated carbon can-7 under dynamic conditions. Proceedings Book of the 21ST International Symposium “The Environment and Industry”, 20-21 September 2018, Bucharest, Romania, 23-30.ISSN-L: 1843-5831. http://doi.org/10.21698/simi.2018.fp02
43. GONTA, I.; LUPASCU, T.; POVAR, I.; TIMABALIUC, N. et al.  Enhancement of antioxidant and antibacterial activities by immobilization of natural bactericide into hybrid supra-molecular chitosan bio-composite gel. IFMBE Proceedings of 3rd International Conference on Nanotechnologies and Biomedical Engineering, Springer Science-Business Media Singapore, V. Sontea (ed.), 2015, Vol. 55, 301-304. http://dx.doi.org/10.1007/978-981-287-736-9_73
44. LUPASCU, T.; POVAR, I. Analysis of adsorption technologies of water and wastewater treatment used in the Republic of Moldova.Proceedings of WASTEnet 2015 Scientific Conference "Sustainable Solutions to Wastewater Management: Maximizing the Impact of Territorial Co-Operation", Kavala, Greece, 19th - 21st June, 2015, 70.01-70.09.
45. LUPAȘCU, T.; LUPAȘCU L.; ȚÎMBALIUC, N.; SPÎNU, O.; POVAR, I. Obținerea și aplicarea preparatului Enoxil în agricultură și medicină. Lucrările Conferinței științifice internaționale „Perspectivele și problemele integrării în Spațiul European al Cercetării și Educației”, 7 iunie, 2017, Cahul, Republica Moldova, 246-250. ISBN 978-9975-88-019-0.
46. MAFTULEAC, A.; SPATARU, P.; SPINU, O. PETUHOV, O.; POVAR, I. Analiza termică a flotatului organo-mineral provenit din apele reziduale ale municipiului Chișinău. Lucrările Conferinței științifice internaționale „Perspectivele și problemele integrării în Spațiul European al Cercetării și Educației”, 7 iunie, 2018, Cahul, Republica Moldova, 301-304. ISBN 978-9975-88-040-4.
47. POVAR, I. Correlation between global thermodynamic functions and experimental data in multicomponent heterogeneous systems. Oral presentation. The 25th Symposium on Thermal Analysis and Calorimetry - Eugen Segal, 15 april 2016, Bucharest, Romania.
48. POVAR, I.; SPINU, O. Diagrammatic representation of complex chemical equilibria in natural waters containing solid phases. Scientific papers of 14-th International Scientific Conference "Resources of Natural Waters of the Carpathian Region", 28-29 of May, 2015, Ukraine, Lviv, 157-159.
49. POVAR, I.; SPINU, O.  Diagrams of distribution for aluminium soluble and insoluble species in the heterogeneous system "mineral - natural water". Scientific papers of 14-th International Scientific Conference "Resources of Natural Waters of the Carpathian Region", 28-29 of May, 2015, Ukraine, Lviv, 28–29 травня, 160-164.
50. POVAR, I.; PINTILIE, B.; SPÎNU, O.; TIMBALIUC, N., LUPASCU, T. Study of the main characteristics of mixtures of gasoline with monoatomic alcohols. Scientific papers of International Scientific Conference “Alternative and renewable energy as alternative primary energy sources in the region”, 2-3 April 2015, Lviv, Ukraine, 95 – 98.
51. POVAR, I.; SPINU, O. Thermodynamic analysis of distribution hydroxocomplexes chromium (III) and Chromium (IV) in the system of "Solid phase - saturated aqueous solution". Procedeengs of IV International Ecological Scientific Conference "Problems of recultivation of wastes of everyday life, industrial and agricultural production", Vol. II, March 24-25, 2015, Krasnodar, Russia, 336-340. ISBN: 978-5-94672-889-8
52. POVAR, I.; SPÎNU, O. Application of the buffer theory for evaluating attenuation and natural remediation of ionic pollutants in aquatic ecosystems. Proceedings of WASTEnet 2015 Scientific Conference "Sustainable Solutions to Wastewater Management: Maximizing the Impact of Territorial Co-Operation", Kavala, Greece, 19th - 21st June, 2015, 69.1-69.8.
53. POVAR, I.; SPINU, O. Buffering properties of the soil solutions which contain soluble and insoluble forms of phosphate. Proceedings of the International Conference dedicated 140 yours of famous naturalist L.S. Berg, 11 March 2016, Bender, Republic of Moldova, 203-207. ISBN 978-9975-66-515-5
54. POVAR, I.; SPINU, O.Buffer ability exposed by minerals in natural waters. I. Theoretical aspects.   Scientific papers of XV International Scientific-practical Conference “Resources of natural waters of the Carpathian region (Problems of protection and rational use)”, May 26-27, 2016, Lvov, Ukraine, 112-115.
55. POVAR, I.; SPINU, O. Buffer ability exposed by minerals in natural waters. II. Iron (III) minerals - saturated solution. Scientific papers of XV International Scientific-practical Conference “Resources of natural waters of the Carpathian region (Problems of protection and rational use)”, May 26-27, 2016, Lvov, Ukraine, 116-119.
56. POVAR, I.; SPINU, O. Buffer properties of soil minerals. Proceedings of the International Conference “The perspectives and problems of integration into the European Research and Education areas”, 7 June 2016, Cahul, Republic of Moldova, 402-405. [In Russian]
57. POVAR, I.; SPINU, O. Aplicarea termodinamicii pentru studiul echilibrelor chimice complexe în sisteme eterogene multicomponente. Lucrările Conferinței științifice internaționale „Perspectivele și problemele integrării în Spațiul European al Cercetării și Educației”, 7 iunie, 2017, Cahul, Republica Moldova, 253-257. ISBN 978-9975-88-019-0.
58. POVAR, I.; SPINU, O. Thermodynamic methodology for computing complex chemical equilibria in the system “Ruthenium – H2O”. A collection of articles on the  materials  of  the  Scientific  and  Practical  Conference  with  International  Participation “Environmental, Industrial and Energy Security – 2017”, September 11 - 15, 2017, Sevastopol, Russia, 1273-1276. ISBN 978-5-9907603-7-0.
59. POVAR, I.; MIHAILENCO, A.; SPATARU, P.; MAFTULEAC, Al; SPINU, O.; BUZILA, S. Technology of processing the organic part of sludge from wastewater treatment plants in an ecological product for agriculture. Proceedings of the International Conference “Transboundary Dniester River Basin Management: Platform for Cooperation and Current Challenges”, October 26-27, 2017, Tiraspol, Moldova, 291-294. ISBN 978-9975-66-591-9.
60. POVAR, I.; SPINU, O. Methods of extracting of the valuable metals from industrial wastewater. Lucrările Conferinței științifice internaționale „Perspectivele și problemele integrării în Spațiul European al Cercetării și Educației”, 7 iunie, 2018, Cahul, Republica Moldova, 308-312. ISBN 978-9975-88-040-4. (in Russian)
61. POVAR, I.; UBALDINI, S.; LUPASCU, T.; SPINU O.; PINTILIE, B. The solution chemistry of the Copper (II) - Ammonia - Thiosulfate aqueous system. Proceedings Book of the 21ST International Symposium “The Environment and Industry”, 20-21 September 2018, Bucharest, Romania, 162-169.ISSN-L: 1843-5831. http://doi.org/10.21698/simi.2018.fp20.
62. POVAR, I.; SPINU, O.; PINTILIE, B. Thermodynamic analysis of the degree of precipitation of poorly soluble hydroxides and salts in industrial waste water. Proceeding of the International Scientific Environmental Conference „Waste, the reasons of their education and prospects for use”, March 26-27, 2019, Krasnodar, Russia, 230-233.ISBN 978-5-00097-843-6.
63. POVAR, I.; SPINU, O. Studiul termodinamic al sistemului “Cu(II) – NH3 – S2O32- - H2O”. Lucrările Conferinței Științifice Naționale cu participare internațională „Știința și inovarea în nordul Republicii Moldova: probleme, realizări, perspective” (ediția a treia), 20-21 iunie, 2019, Bălţi, Republica Moldova, 10-14. ISBN 978-9975-3316-1-6.
64. POVAR, I.; SPINU, O. Metode experimentale de cercetare a sistemelor eterogene „faza solidă – soluţie multicomponentă”. Lucrările Conferinței științifice internaționale „Perspectivele și problemele integrării în Spațiul European al Cercetării și Educației”, 6 iunie, 2019, Cahul, Republica Moldova, 341-345. ISSN 2587-3563.
65. SHEPELI, D.; VIERU, E.; RUSU, M.; POVAR I. On the method of quantitative determination of flavonoids from St. John's wort. Proceedings of IV International Ecological Scientific Conference „Problems of recovery of household, industrial and agricultural wastes”, Krasnodar, Russia. Kuban State Agrarian University, 2015. V. II, 771-773. ISBN 978-5-94672-889-8. (Rus.).
66. SPATARU, P.; POVAR, I.; BUZILA, S. Influence of the reservoir sedimentation on the processes of self-purification and nitrification in the Nistru River. Scientific papers of XV International Scientific-practical Conference “Resources of natural waters of the Carpathian region (Problems of protection and rational use)”, May 26-27, 2016, Lvov, Ukraine, 273-277.
67. SPATARU, P.; SPINU, O.; BUZILA, S.; MAFTULEAC, Al; POVAR, I. Devastating state of small rivers in the Republic of Moldova. Scientific papers of XVI International Scientific-practical Conference “Resources of natural waters of the Carpathian region (Problems of protection and rational use)”, 25-26 May 2017, Lvov, Ucraine, 42-46.
68. SPATARU, P.; SPINU, O.; BUZILA, S.; MAFTULEAC, Al; POVAR, I. The Nistru reservoirs - opportunities and challenges. Proceedings of the International Conference “Transboundary Dniester River Basin Management: Platform for Cooperation and Current Challenges”, October 26-27, 2017, Tiraspol, Moldova, 352-355. ISBN 978-9975-66-591-9.
69. SPATARU, P.; SPINU, O.; BUZILA, S.; POVAR, I. Technology of processing the organic part of sludge from wastewater treatment plants. Proceeding of the International Scientific Ecological Conference "Environmental problems of agrolandscape development and ways to increase their productivity", March 27-29, 2018, Krasnodar, Russia, 135-137. УДК 504.062.4(063). (in Russian).
70. SPATARU, P.; SPINU, O.; BUZILA, S.; MAFTULEAC, Al.; POVAR, I. Investigation of self-purification and nitrification processes in the Rеut River. Scientific papers of XVI International Scientific-practical Conference “Resources of natural waters of the Carpathian region (Problems of protection and rational use)”, 24-25 May 2018, Lvov, Ucraine,164-167. УДК 627.1(063)(292.451/454).
71. SPATARU, T.; FERNANDEZ, F.; POVAR, I.; SPATARU, P. The mechanism of the Co-C Bond cleavage in the methionine synthase process. Book of Abstracts of the 38th Midwest Enzyme Chemistry Conference, October 20, 2018, Northwestern University, Evanston, US, 28.
72. SPINU, O.; POVAR, I. Studiul Termodinamic al Sistemului “Cu(I) – NH3 – S2O32- - H2O”. Lucrările Conferinței Științifice Naționale cu participare internațională „Știința și inovarea în nordul Republicii Moldova: probleme, realizări, perspective” (ediția a treia), 20-21 iunie, 2019, Bălţi, Republica Moldova, 14-18. ISBN 978-9975-3316-1-6.
73. ZAGURSKAYA-SHARAEVSKAYA, O.; POVAR, I. Determination of Cu (II) ions using sodium salt of 4-phenyl-semicarbazone 1,2-naphthoquinone-4-sulfonic acid in natural and industrial environments. Proceedings of WASTEnet 2015 Scientific Conference "Sustainable Solutions to Wastewater Management: Maximizing the Impact of Territorial Co-Operation", Kavala, Greece, 19th - 21st June, 2015, 73.1-73.5.
     

Abstracts

72. ПОВАР, И.; СПЫНУ, О. Восстановительно-окислительные и гетерогенные равновесия гидролитических форм ванадия в различных степенях окисления. Труды Конгресса "Техноген-2017", 5 - 8 июня, 2017, г. Екатеринбург, Россия, 189-192. ISBN 978-5-9909772-9-7.
73. BOLBUKH, Yu.; LUPASCU, T.; POVAR, I.; ROGALSKY; TERTYKH, S.; RUSU, V. Hibride polymer composites with incorporated biologically active substances: spectral studies. Book of Abstracts of the Ukrainian Conference with International Participation “CHEMISTRY, PHYSICS AND TECNOLOGY OF SURFACE”, devoted to the 30th anniversary of the founding of Chuiko Institute of Surface Chemistry of NAS of Ukraine, 17-18 May, Kyiv, Ukraine, 2016, 122.
74. CIOBANU, M.; LUPASCU, T.; MITINA, T.; POVAR, I. Removal of ammonium and sodium ions from groundwater.Book of Abstracts of the 21ST International Symposium “The Environment and Industry”, 20-21 September 2018, Bucharest, Romania, 44-45. ISSN-L: 1843-5831 http://doi.org/10.21698/simi.2018.ab15
75. GALABURDA, M.; BOGATYROV, V.; LUPASCU, T.; KOKOSHA, N.; POVAR, I. Stabilization of Enoxil in the polymer matrix. Book of Abstracts of the Ukrainian Conference with International Participation “CHEMISTRY, PHYSICS AND TECNOLOGY OF SURFACE”, devoted to the 30th anniversary of the founding of Chuiko Institute of Surface Chemistry of NAS of Ukraine, 17-18 May, Kyiv, Ukraine, 2016, 166.
76. FERNANDEZ, F.; SPATARU, P.; SANDU, M.; POVAR, I.; SPATARU, T. The behavior of nitrogen soluble forms in water in the presence of anionic and cationic surface-active substances and mineral substrates. Abstracts of the 17th International ConferenceonIndustrial Chemistry and Water Treatment, May 21-22, 2018, New York, USA, 51. http://dx.doi.org/10.4172/2469-9764-C1-008
77. KOZAKEVYCH, R.; BOLBUKH, YU.; TERTYKH, V.; POVAR, I.; LUPASCU, T. Enoxil release from composites with silicas and polymer films. Book of Abstracts of the Ukrainian Conference with International participation “Chemistry, Physics and Technology of Surface”, 24-25 May, 2017, Kyiv, Ukraine, 89. ISBN 978-966-02-8223-0
78. KRUPSKAYA, T.; LUPASCU, T.; POVAR, I.; TUROV, V. Nanosilicas as a regulator of effect on the phase transitions of water in hygroscopic systems. Book of Abstracts of the International Symposium “New tendencies of developing fundamental and applied physics: problems, achievements, prospective”, November 10 - 11, 2016, Tashkent, Uzbekistan, 56.
79. LUPASCU, T.; POVAR, I. Analysis of adsorption technologies of water and wastewater treatment used in the Republic of Moldova – Review. Book of Abstracts of WASTEnet 2015 Scientific Conference "Sustainable Solutions to Wastewater Management: Maximizing the Impact of Territorial Co-Operation", Kavala, Greece, 19th - 21st June, 2015, 35.
80. LUPASCU, T.; TIMBALIUC, N.; LUPASCU, L.; SPINU, O.; POVAR, I. Research on obtaining enotannins from moldovan grape seeds. Abstracts of the 10th Edition of the Symposium with International Participation “New trends and strategies in the chemistry of advanced materials with relevance in biological systems, technique and environmental protection”, June 08 - 09, 2017, Timişoara, România, 28.
81. LUPASCU, T.; TIMBALIUC, N.; LUPASCU, L.; SPINU, O.; POVAR, I. Health significance of the ENOXIL preparation. Abstracts of the 9th International Conference in Chemistry Kiev-Toulouse, ICKT-9, June 4 – 9, 2017, Kiev, Ukraine, 196.
82. LUPASCU, T.; POVAR, I.; GONCEAR, V. New innovative technologies for the production of activated carbon from renewable raw materials to detoxify the human body. Book of Abstracts of the 20-th International Symposium “The Environment and Industry” - SIMI 2017, September 28-29, 2017, Bucharest, Romania, 51.
83. LUPASCU, T.; CIOBANU M.; POVAR I. Elimination of ammonium and sodium ions from groundwater. Book of Abstracts of the 17th International Conference on Chemistry and Environment, 16-20 June, 2019, Thessaloniki, Greece, ID 41.
84. PETUHOV, O.; POVAR, I.; GORINCIOI, E.; LUPAȘCU, T.; SPINU, O. Microbiological activity of the activated carbon impregnated with silver and selenium nanoparticles. Book of Abstracts of the Ukrainian Conference with International participation “Chemistry, Physics and Technology of Surface”, 24-25 May, 2017, Kyiv, Ukraine,127. ISBN 978-966-02-8223-0
85. POVAR, I.  Aluminium buffering in soil solutions. Abstract book of the 12th Keele Meeting on Aluminium - Living in the Aluminium Age, March 4-8, 2017, Vancouver, 14.
86. POVAR, I. Distribution of aluminium soluble and insoluble, organic and inorganic chemical species in natural aqueous systems. Abstract book of the 12th Keele Meeting on Aluminium - Living in the Aluminium Age, March 4-8, 2017, Vancouver, 62.
87. POVAR I.; SPINU O. Buffer action of natural systems "Iron (III) mineral - soil solution". Abstracts of International Symposium SIMI 2015, October 29 - 30, 2015, Bucuresti, Romania, III – P – 4.
88. POVAR, I.; SPINU, O. Thermodynamic evaluation of disproportionation and comproportionation equilibria in heterogeneous systems "solid phase - aqueous solution" under real conditions. Book of Abstracts of Fifth Regional Symposium on Electrochemistry - South East Europe (RSE- SEE), Pravets, Bulgaria, June 7-11, 2015,  24.
89. POVAR I.; SPINU O. The study of homogeneous ion buffer systems. Proceedings of the  Republican Scientific Conference on Analytical Chemistry with international participation “Analytics RB – 2015”, May 15 - 16, 2015, Minsk: Press Center BSU, 107. ISBN 978-985-553-287-4. (Rus.)
90. POVAR I., SPINU O. Homogeneous ion buffer system “Hg (II) - an auxiliary metal ion – ligand”. Proceedings of the Republican Scientific Conference on Analytical Chemistry with international participation “Analytics RB – 2015”, May 15 - 16, 2015, Minsk: Press Center BSU, pp. 108-109. ISBN 978-985-553-287-4. (Rus.)
91. POVAR, I.; SPINU, O. Global thermodynamic functions of heterogeneous processes in the system “solid phase - saturated multi-component aqueous solution”. Proceedings of 10 All-Russian symposium (with international participation), “Thermodynamics and Materials”, September 7-11, 2015, St. Petersburg, Russia, 88. (Rus.)
92. POVAR, I.; SPINU, O. Non-calorimetric method for determination of enthalpies of complex formation reactions from temperature coefficients of metal ion activities or equilibrium concentrations. Abstracts of the XVIII-th International Conference "Physical Methods in Coordination and Supramolecular Chemistry", October 8-9, 2015, Chisinau, Moldova, 125. ISBN 978-9975-71-692-5
93. POVAR, I.; SPINU, O. Determination of the heats of complex formation reactions based on temperature coefficients of the metal ion activity. Book of Abstracts of the 25th Symposium on Thermal Analysis and Calorimetry - Eugen Segal, 15 april, 2016, Bucharest, Romania, p. 50. ISBN 978-606-11-5369-5
94. POVAR, I.; SPINU, O. A New approach for developing mass balance equations for complex chemical equilibria in heterogeneous multicomponent systems. Book of Abstracts of the 3rd International Conference on Analytical Chemistry, August 28-31, 2016, Iasi, Romania, POSTER SESSION 3 – ENVIRONMENTAL ANALYSIS P1-EA.
95. POVAR, I.; SPINU, O. On the leaching behavior of uranium ores in alkaline medium. Proceedings book of the International Scientific Conference “Modern researches and Prospects of their Use in Chemistry, Chemical Engineering and Related Fields”, September 21-23, 2016, Ureki, Georgia, 82.
96. POVAR, I.; SPINU, O. The buffer capacity theory as a tool for assessing the changes of heavy metal ion concentrations in contaminated ecosystems. Book of Abstracts of the  INCD ECOIND – International Symposium – SIMI 2016 “The Environment and Industry”, October 13-14, 2016, Bucharest, Romania, 51. ISSN-L 1843-583.
97. POVAR, I.; SPINU, O.; PINTILIE, B. pH-determination of equilibrium constants in the system “Lanthanum nitrilotriacetate-saturated solution”. Book of Abstracts of the International Scientific Conference “Chemistry of Coordination Compounds: actual problems of analytical chemistry” dedicated to the 85th anniversary of prominent scientist-chemist, honored worker of sciences, the first and only Academician in the field of Analytical Chemistry in Azerbaijan, with the order of “Honor” Aliyeva Rafiga Alirza gizi, November 16-17, 2017, Baku, Azerbaijan, 40-41.
98. POVAR, I.; SPATARU, P.; FERNANDEZ, F.; SPATARU, T. Impact of cationic forms of organic matter in natural waters on the nitrogen assimilation processes. Abstracts of the MARM - Middle Atlantic Regional Meeting of the American Chemical Society, Hershey Pennsylvania, June 4-6, 2017, 344.
99. POVAR, I.; SPINU, O. Derived expressions for the enthalpies of polynuclear complex formation reactions in heterogeneous multicomponent systems. Book of Abstracts of the 4th Central and Eastern European Conference on Thermal Analysis and Calorimetry, 28-31 August, 2017, Chisinau, Republic of Moldova, 266.
100. POVAR, I.; SPINU, O.; GOYET, C. Assessing long-term response of seawater to external perturbations such as atmospheric greenhouse gas and contaminants. Book of Abstracts of the 6th International Conference Ecological & Environmental Chemistry, March 2 - 3, 2017, Chisinau, Republic of Moldova, 110. ISBN 978-9975-51-810-9
101. POVAR, I.; SPINU, O. Long term assessment of the heavy metals content in acidic soils. Book of Abstracts of the 6th International Conference Ecological & Environmental Chemistry, March 2-3, 2017, Chisinau, Republic of Moldova, 114. ISBN 978-9975-51-810-9
102. POVAR, I.; SPINU, O. Thermodynamic Modeling for In-Situ Alkaline Uranium Leaching Processes. Book of Abstracts of the 20-th International Symposium “The Environment and Industry” - SIMI 2017,September 28-29, 2017, Bucharest, Romania, 69.
103. POVAR, I.; SPINU, O. Revised Pourbaix Diagrams for the System Vanadium – Water. Book of Abstracts of the 20-th International Symposium “The Environment and Industry” - SIMI 2017, September 28-29, 2017, Bucharest, Romania, 127.
104. POVAR, I.; SPINU, O. Derived Expressions for the Enthalpies of Polynuclear Complex Formation Reactions in Heterogeneous Multicomponent Systems. Book of Abstracts of the 7th Scientific International Conference "Chemical Thermodynamics and Kinetics", May 29 – June 2, 2017, Nizhny Novgorod, Russia, 233-234.
105. POVAR, I.; SPINU, O. Thermodynamic analysis of removing the heavy metals by precipitation in industrial wastewaters. Book of Abstracts of the Republican Scientific Conference on Analytical Chemistry with international participation "Analytics RB - 2018", May 16-19, 2018, Minsk, Belarus, 275-276. (in Russian)
106. POVAR, I.; SPATARU, P.; MAFTULEAC, Al.; SPINU, O.; PINTILIE, B., BUZILA, S. Technology of treating the organic part of mud from wastewater treatment plants in a soil fertilizer. Abstract Book of the Water JPI 2018 Conference „Emerging pollutants in freshwater ecosystems”, 6–7th of June, Helsinki, Finland, 29-30.
107. POVAR, I.; ZINICOVSCAIA, I.; SPINU, O.; UBALDINI,  S.; LUPASCU, T.; DUCA, GH. Equilibrium study of the removal of heavy metals from industrial effluents by chemical processes and biosorption. Abstracts of the 4th International Conference on Chemical Engineering „Innovative Materials and Processes for a Sustainable Development”, October 31-November 2, 2018, Iasi, Romania, 0.27.
108. POVAR, I.; SPINU, O.; DEMCHENKO, P.; VOYTKO, A.; LUPASCU, T. Clinical and Thermodynamic Studies of the Lead (II) Binding by Pectins in the Blood of Children. Abstracts of the 4th International Conference on Chemical Engineering „Innovative Materials and Processes for a Sustainable Development”, October 31-November 2, 2018, Iasi, Romania, 0.26.
109. POVAR I.; SPINU O.; LUPASCU T. A reliable tool for assessment of the lead sequestration by pectin. Book of Abstracts of the 17th International Conference on Chemistry and Environment, 16-20 June, 2019, Thessaloniki, Greece, ID 35.
110. POVAR, I.; GOYET, C. Analysis of Long-Term Response of Seawater to External Stressors. Abstracts of the 21st International Conference on Environment, Water and Wetlands - ICEWW 2019, June 17 - 18, 2019, Toronto, Canada.  International Scholarly and Scientific Research & Innovation, 13(5) 2019, ISNI: 0000000091950263, World Academy of Science, Engineering and Technology  https://waset.org/abstracts?q=povar&search=Search
111. POVAR I.; SPINU O.; PINTILIE, B. Concurrent chemical equilibria in natural aqueous systems. Book of abstracts of the International Conference „Achievements and Perspectives of Modern Chemistry” dedicated to the 60th anniversary from the foundation of the Institute of Chemistry, October 9-11, 2019, Chisinau, Republic of Moldova, 187. ISBN 978-9975-62428-2
112. POVAR I.; SPINU O. Buffer action of heterogeneous multicomponent systems „Mineral – natural waters”. Book of abstracts of the International Conference „Achievements and Perspectives of Modern Chemistry” dedicated to the 60th anniversary from the foundation of the Institute of Chemistry, October 9-11, 2019, Chisinau, Republic of Moldova, 188. ISBN 978-9975-62428-2
113. POVAR I.; SPINU O.; PINTILIE, B. Thermodynamic approach for studying complex chemical equilibria in real conditions. Book of abstracts of the International Conference „Achievements and Perspectives of Modern Chemistry” dedicated to the 60th anniversary from the foundation of the Institute of Chemistry, October 9-11, 2019, Chisinau, Republic of Moldova, 187. ISBN 978-9975-62428-2
114. POVAR I.; SPINU, O.Method for the determination of the equilibrium constants in the „slightly soluble complexonate - saturated aqueous solution” systems. Abstracts of the 1st European NECTAR Conference,March 05th – 06th, 2020, Belgrade, Serbia, Poster 21.
115. SPATARU, P.; POVAR, I. Elevated nitrate ion concentrations in natural waters: new issues.Abstracts of International Symposium SIMI 2015, October 29 - 30, 2015, Bucuresti, Romania, III – P – 6.
116. SPATARU, T.; POVAR, I.; SPATARU, P. Migration of chlorinated organic pesticides and their impact on the aquatic environment. Proceedings book of the International Scientific Conference “Modern researches and Prospects of their Use in Chemistry, Chemical Engineering and Related Fields”, September 21-23, 2016, Ureki, Georgia, 177.
117. SPATARU, T.; POVAR, I. Influence of the interaction of calcium carbonate nanoparticles with surface-active substances on the degree of pollution of waters in small rivers. Book of Abstracts of the INCD ECOIND – International Symposium – SIMI 2016 “The Environment and Industry”, October 13-14, 2016, Bucharest, Romania, 83. ISSN-L 1843-583.
118. SPATARU, P.; MIHAILENCO, A.; PINTILIE, B.; MAFTULEAC, Al; SPINU, O.; BUZILA, S.; POVAR, I. Dehydrating sediments at WWTP through the process of biological purification by activated sludge. Book of Abstracts of the 20-th International Symposium “The Environment and Industry” - SIMI 2017, September 28-29, 2017, Bucharest, Romania, 33.
119. SPATARU, T.; POVAR, I.; SPATARU, P.; SPINU, O.; BUZILA, S. Investigating the Co-Cl bond cleavage in polychloride pesticides. Book of Abstracts of the 6th International Conference Ecological & Environmental Chemistry, March 2 - 3, 2017, Chisinau, Republic of Moldova, 179. ISBN 978-9975-51-810-9
120. SPATARU, T.; FERNANDEZ, F.; SPATARU, P.; POVAR, I. Without barrier methyl radical transfer from methylco(II)balamin cofactor of vitamin B12 to cysteine in the methionine synthase process. Abstracts of the MARM - Middle Atlantic Regional Meeting of the American Chemical Society, Hershey Pennsylvania, June 4-6, 2017, 591.
121. SPATARU, P.; BUZILA, S.; MAFTULEAC, Al; POVAR, I. The stability of calcareous suspension in pluvial waters. Abstracts of the 10th Edition of the Symposium with International Participation “New trends and strategies in the chemistry of advanced materials with relevance in biological systems, technique and environmental protection”, June 08 - 09, 2017, Timişoara, România, 29.
122. SPATARU, P.; POVAR I.; BUZILA, S. Physico-chemical properties of the finest light fraction of subaquatic sediments of a eutrophic lake. Book of abstracts of the International Conference „Achievements and Perspectives of Modern Chemistry” dedicated to the 60th anniversary from the foundation of the Institute of Chemistry, October 9-11, 2019, Chisinau, Republic of Moldova, 200. ISBN 978-9975-62428-2
123. SPINU, O.; POVAR, I. Application of the buffer theory for natural remediation of ionic pollutants in aquatic ecosystems. Book of Abstracts of WASTEnet 2015 Scientific Conference "Sustainable Solutions to Wastewater Management: Maximizing the Impact of Territorial Co-Operation", Kavala, Greece, 19th - 21st June, 2015, 34.
124. ТUROV, V.; LUPASCU, T.; KRUPSKA, T.; POVAR, I. Nanosilica A-300 influence on water structures formed on the bioactive agent enoxil Book of Abstracts of the 18 th International Conference-School “Advanced Materials and Technologies”, August 27–31, 2016, Palanga, Lithuania, 76.
125. ТUROV, V.; LUPASCU, T.; KRUPSKA, T.; POVAR, I.; SPINU O. Nanosilica action on the character of binding water in composite systems with the Enoxil bio-preparation. Book of Abstracts of the Ukrainian Conference with International participation “Chemistry, Physics and Technology of Surface”, 24-25 May, 2017, Kyiv, Ukraine, 132. ISBN 978-966-02-8223-0
126. UBALDINI, S.; POVAR, I.; LUPASCU, T.; SPINU, O.; TRAPASSO, F.; PASSERI, D.; CARLONI, S.; GUGLIETTA, D. Exploitation of secondary raw materials: application of innovative processes for valorization of mining wastes. Book of abstracts of the International Conference „Achievements and Perspectives of Modern Chemistry” dedicated to the 60th anniversary from the foundation of the Institute of Chemistry, October 9-11, 2019, Chisinau, Republic of Moldova, 26. ISBN 978-9975-62428-2
127. ZAGURSKAYA-SHARAEVSKAYA, O.; POVAR, I. Determination of copper (II) and lead (II) ions by sodium salt of 4-phenylsemicarbazone 1,2-naphthoquinone-4-sulfonic acid. Abstracts of the XVIII-th International Conference "Physical Methods in Coordination and Supramolecular Chemistry", October 8-9, 2015, Chisinau, Moldova, 151. ISBN 978-9975-71-692-5
128. ZAGURSKAYA-SHARAEVSKAYA, O.; POVAR, I. Determination of Cu(II) ions using sodium salt of 4-phenyl-semicarbazone 1,2-naphtoquinone-4-sulfonic acid in natural and industrial environments. Book of Abstracts of WASTEnet 2015 Scientific Conference "Sustainable Solutions to Wastewater Management: Maximizing the Impact of Territorial Co-Operation", Kavala, Greece, 19th - 21st June, 2015, 36.
129. ZAGURSKAYA-SHARAEVSKAYA, O.; POVAR, I. Acid-base properties of sodium salt of 4 - phenylsemicarbazone 1,2 – naphthoquinone – 4 - sulfonic acid. Abstracts of International Symposium SIMI 2015, October 29 - 30, 2015, Bucuresti, Romania, III – P – 2.
130. ПОВАР, И.; СПЫНУ, О. Количественные аспекты теории буферного действия почвенных минералов. Сборник тезисов докладов Пятой Республиканской конференции по аналитической химии с международным участием «Аналитика РБ-2017», 19—20 мая 2017 г., Минск, Республика Беларусь, 67-68. ISBN 978-985-553-432-8.
131. ШЕПЕЛЬ, Д.Ф.; ВИЕРУ, Е.В.; ПОВАР, И.Г.Исследование экстрактов из травы зверобоя спектрофотометрическим методом. 4-я Республиканская научная конференция по аналитической химии с международным участием «Аналитика РБ – 2015». 15-16 Мая, 2015, Минск, Беларусь: Изд. центр. БГУ, с. 114. ISBN 978-985-553-287-4.
      

Patents

132. TUROV, V. V.; KRUPSKAYA, T. V.; LUPASCU, T.; POVAR, I.Methods of regulating the effect of water on phase transitions in hygroscopic systems. Ukr. patent, nr. 127465 din 10.08.2018, Buletin. 15.
133. TUROV, V.; LUPASCU, T.; BOGATYREV, V.; KRUPSKA, T.; GALABURDA, M.; LUPASCU, L.; POVAR, I.; KOKOSHA, N. Polymeric material with antimicrobial properties. Patent MD 4607 2018.12.31, BOPI nr 12/2018.
134. TUROV, V. V.; KRUPSKAYA, T. V.; LUPASCU, T.; POVAR, I. Application for utility model МПК G01N 25/02. Method of using nanosilica as regulators of influence on phase transitions of water in hygroscopic systems.