Tavo Romann, Researcher, University of Tartu, Institute of Chemistry, Chair of applied electrochemistry.
Scientific research: *Thin film deposition - conductive layers for supercapacitors, ion-conducting layers for fuel cells, metal and carbon films for IR and Raman studies. *Electrochemical properties of ionic liquids in graphene and other carbon electrodes. In situ IR and Raman studies. *New constructions of supercapacitors and batteries
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Some publications: (full list is here)
[*] T. Romann, E. Anderson, P. Pikma, H. Tamme, P. Möller, E. Lust, Reactions at graphene| tetracyanoborate ionic liquid interface–New safety mechanisms for supercapacitors and batteries, Electrochem. Commun 74 (2017) 38-41, doi.
[*] H. Kurig, M. Russina, I. Tallo, M. Siebenbürger, T. Romann, E. Lust, The suitability of infinite slit-shaped pore model to describe the pores in highly porous carbon materials, Carbon 100 (2016) 617-624.
[*] R. Jäger, E. Härk, T. Romann, U. Joost, E. Lust, C (Mo 2 C) and Pt–C (Mo 2 C) based mixed catalysts for oxygen reduction reaction, Journal of Electroanalytical Chemistry 761 (2016) 89-97.
[*] G. Nurk, M. Vestli, P. Möller, R. Jaaniso, M. Kodu, H. Mändar, T. Romann, E. Lust, Mobility of Sr in Gadolinia Doped Ceria Barrier Layers Prepared Using Spray Pyrolysis, Pulsed Laser Deposition and Magnetron Sputtering Methods, Journal of The Electrochemical Society 163 (2016), F88-F96.
[*] T. Romann, O. Oll, P. Pikma, K. Kirsimäe, E. Lust, 4-10 volt capacitors with graphene-based electrodes and ionic liquid electrolyte, Journal of Power Sources 280 (2015) 606-611, doi.
[*] Safonova, M.; Nair, P; Mellikov, E..; Garcia, A; Kerm, K.; Revathi, N.; Romann, T; Mikli, V.; Volobujeva, O. (2014). Chemical bath deposition of SnS thin films on ZnS and CdS substrates. Journal of Material Science : Materials in Electronics, 25(7), 3160 - 3165.
[*] Oll, Ove; Romann, Tavo; Lust, Enn (2014). An infrared study of the few-layer graphene | ionic liquid interface: Reintroduction of in situ electroreflectance spectroscopy. Electrochemistry Communications, 46 (2014) 22-25.
[*] Romann, Tavo; Oll, Ove; Pikma, Piret; Tamme, Hannes; Lust, Enn (2014). Surface chemistry of carbon electrodes in 1-ethyl-3-methylimidazolium tetrafluoroborate ionic liquid – an in situ infrared study. Electrochimica Acta, 125, 183 - 190.
[*] Tõnurist, Kerli; Vaas, Ingrid; Thomberg, Thomas; Jänes, Alar; Kurig, Heisi; Romann, Tavo; Lust, Enn (2014). Application of multistep electrospinning method for preparation of electrical double-layer capacitor half-cells . Electrochimica Acta, 119, 72 - 77.
[*] Grozovski, Vitali; Ivani?t?ev, Vladislav; Kasuk, Heili; Romann, Tavo; Lust, Enn (2014). Balance of the interfacial interactions of 4,4'-bipyridine at Bi(111) surface. Electrochimica Acta, 120, 86 - 95.
[*] Thomberg, T.; Tooming, T.; Romann, T.; Palm, R.; Jänes, A.; Lust, E. (2013). High Power Density Supercapacitors Based on the Carbon Dioxide Activated D-Glucose Derived Carbon Electrodes and Acetonitrile Electrolyte. Journal of the Electrochemical Society, 160(10), A1834 - A1841.
[*] Tõnurist, Kerli; Thomberg, Thomas; Jänes, Alar; Romann, Tavo; Sammelselg, Väino; Lust, Enn (2013). Influence of separator properties on electrochemical performance of electrical double-layer capacitors. Journal of Electroanalytical Chemistry, 689, 8 - 20.
[*] Romann, Tavo; Oll, Ove.; Pikma, Piret; Lust, Enn (2012). Abnormal infrared effects on bismuth thin film–EMImBF4 ionic liquid interface. Electrochemistry Communications, 23, 118 - 121.doi
[*] Romann, T.; Pikma, P.; Lust, E. (2012). Supercapacitor Materials in an Ionic Liquid: In situ Infrared Study Using Magnetron Sputtered C, Al, Ti, Ni, and Cu Thin Films as the Electrodes. In: Book of Abstracts: The 63rd Ann. Meet. of ISE 19.-24.08, Praha, Czech, 2012, S04-113.
[*] Romann, T.; Lust, E. (2010). Electrochemical properties of porous bismuth electrodes. Electrochimica Acta, 55(20), 5746 - 5752.doi
[*] Romann, T.; Anderson, E.; Kallip, S.; Mändar, H.; Matisen, E.; Lust, E. (2010). Electroless deposition of bismuth on Si(111) wafer from hydrogen fluoride solutions. Thin Solid Films, 518(14), 3690 - 3693.
[*] Jänes, A.; Kurig, H.; Romann, T.; Lust, E. (2010). Novel doubly charged cation based electrolytes for non-aqueous supercapacitors. Electrochemistry Communications, 12(4), 535 - 539.
[*] Romann, Tavo (2010). Preparation and surface modification of bismuth thin film, porous, and microelectrodes., Tartu Ülikool.; Loodus- ja tehnoloogiateaduskond; Tartu likool.; Keemia instituut; ) Tartu: Tartu University Press.
[*] Romann, T.; Kallip, S.; Sammelselg, V.; Lust, E. (2008). Bismuth microelectrode system with in situ renewable surface for electroanalysis and adsorption studies. Electrochemistry Communications, 10(7), 1008 - 1011.doi
[*] Romann, T.; Grozovski, V.; Lust, E. (2007). Formation of the bismuth thiolate compound layer on bismuth surface. Electrochemistry Communications, 9(10), 2507 - 2513.doi
Scientific research: *Thin film deposition - conductive layers for supercapacitors, ion-conducting layers for fuel cells, metal and carbon films for IR and Raman studies. *Electrochemical properties of ionic liquids in graphene and other carbon electrodes. In situ IR and Raman studies. *New constructions of supercapacitors and batteries
---------------------------------------------------------------------------------------------------------------------------------
Some publications: (full list is here)
[*] T. Romann, E. Anderson, P. Pikma, H. Tamme, P. Möller, E. Lust, Reactions at graphene| tetracyanoborate ionic liquid interface–New safety mechanisms for supercapacitors and batteries, Electrochem. Commun 74 (2017) 38-41, doi.
[*] H. Kurig, M. Russina, I. Tallo, M. Siebenbürger, T. Romann, E. Lust, The suitability of infinite slit-shaped pore model to describe the pores in highly porous carbon materials, Carbon 100 (2016) 617-624.
[*] R. Jäger, E. Härk, T. Romann, U. Joost, E. Lust, C (Mo 2 C) and Pt–C (Mo 2 C) based mixed catalysts for oxygen reduction reaction, Journal of Electroanalytical Chemistry 761 (2016) 89-97.
[*] G. Nurk, M. Vestli, P. Möller, R. Jaaniso, M. Kodu, H. Mändar, T. Romann, E. Lust, Mobility of Sr in Gadolinia Doped Ceria Barrier Layers Prepared Using Spray Pyrolysis, Pulsed Laser Deposition and Magnetron Sputtering Methods, Journal of The Electrochemical Society 163 (2016), F88-F96.
[*] T. Romann, O. Oll, P. Pikma, K. Kirsimäe, E. Lust, 4-10 volt capacitors with graphene-based electrodes and ionic liquid electrolyte, Journal of Power Sources 280 (2015) 606-611, doi.
[*] Safonova, M.; Nair, P; Mellikov, E..; Garcia, A; Kerm, K.; Revathi, N.; Romann, T; Mikli, V.; Volobujeva, O. (2014). Chemical bath deposition of SnS thin films on ZnS and CdS substrates. Journal of Material Science : Materials in Electronics, 25(7), 3160 - 3165.
[*] Oll, Ove; Romann, Tavo; Lust, Enn (2014). An infrared study of the few-layer graphene | ionic liquid interface: Reintroduction of in situ electroreflectance spectroscopy. Electrochemistry Communications, 46 (2014) 22-25.
[*] Romann, Tavo; Oll, Ove; Pikma, Piret; Tamme, Hannes; Lust, Enn (2014). Surface chemistry of carbon electrodes in 1-ethyl-3-methylimidazolium tetrafluoroborate ionic liquid – an in situ infrared study. Electrochimica Acta, 125, 183 - 190.
[*] Tõnurist, Kerli; Vaas, Ingrid; Thomberg, Thomas; Jänes, Alar; Kurig, Heisi; Romann, Tavo; Lust, Enn (2014). Application of multistep electrospinning method for preparation of electrical double-layer capacitor half-cells . Electrochimica Acta, 119, 72 - 77.
[*] Grozovski, Vitali; Ivani?t?ev, Vladislav; Kasuk, Heili; Romann, Tavo; Lust, Enn (2014). Balance of the interfacial interactions of 4,4'-bipyridine at Bi(111) surface. Electrochimica Acta, 120, 86 - 95.
[*] Thomberg, T.; Tooming, T.; Romann, T.; Palm, R.; Jänes, A.; Lust, E. (2013). High Power Density Supercapacitors Based on the Carbon Dioxide Activated D-Glucose Derived Carbon Electrodes and Acetonitrile Electrolyte. Journal of the Electrochemical Society, 160(10), A1834 - A1841.
[*] Tõnurist, Kerli; Thomberg, Thomas; Jänes, Alar; Romann, Tavo; Sammelselg, Väino; Lust, Enn (2013). Influence of separator properties on electrochemical performance of electrical double-layer capacitors. Journal of Electroanalytical Chemistry, 689, 8 - 20.
[*] Romann, Tavo; Oll, Ove.; Pikma, Piret; Lust, Enn (2012). Abnormal infrared effects on bismuth thin film–EMImBF4 ionic liquid interface. Electrochemistry Communications, 23, 118 - 121.doi
[*] Romann, T.; Pikma, P.; Lust, E. (2012). Supercapacitor Materials in an Ionic Liquid: In situ Infrared Study Using Magnetron Sputtered C, Al, Ti, Ni, and Cu Thin Films as the Electrodes. In: Book of Abstracts: The 63rd Ann. Meet. of ISE 19.-24.08, Praha, Czech, 2012, S04-113.
[*] Romann, T.; Lust, E. (2010). Electrochemical properties of porous bismuth electrodes. Electrochimica Acta, 55(20), 5746 - 5752.doi
[*] Romann, T.; Anderson, E.; Kallip, S.; Mändar, H.; Matisen, E.; Lust, E. (2010). Electroless deposition of bismuth on Si(111) wafer from hydrogen fluoride solutions. Thin Solid Films, 518(14), 3690 - 3693.
[*] Jänes, A.; Kurig, H.; Romann, T.; Lust, E. (2010). Novel doubly charged cation based electrolytes for non-aqueous supercapacitors. Electrochemistry Communications, 12(4), 535 - 539.
[*] Romann, Tavo (2010). Preparation and surface modification of bismuth thin film, porous, and microelectrodes., Tartu Ülikool.; Loodus- ja tehnoloogiateaduskond; Tartu likool.; Keemia instituut; ) Tartu: Tartu University Press.
[*] Romann, T.; Kallip, S.; Sammelselg, V.; Lust, E. (2008). Bismuth microelectrode system with in situ renewable surface for electroanalysis and adsorption studies. Electrochemistry Communications, 10(7), 1008 - 1011.doi
[*] Romann, T.; Grozovski, V.; Lust, E. (2007). Formation of the bismuth thiolate compound layer on bismuth surface. Electrochemistry Communications, 9(10), 2507 - 2513.doi