Microporous–mesoporous carbons for energy storage synthesized by activation of carbonaceous material by zinc chloride, potassium hydroxide or mixture of them M Härmas, T Thomberg, H Kurig, T Romann, A Jänes, E Lust Journal of Power Sources 326, 624-634, 2016 | 86 | 2016 |
Influence of porosity parameters and electrolyte chemical composition on the power densities of non-aqueous and ionic liquid based supercapacitors R Härmas, R Palm, M Härmas, M Pohl, H Kurig, I Tallo, E Tee, I Vaas, ... Electrochimica Acta 283, 931-948, 2018 | 46 | 2018 |
Carbon for energy storage derived from granulated white sugar by hydrothermal carbonization and subsequent zinc chloride activation M Härmas, T Thomberg, T Romann, A Jänes, E Lust Journal of The Electrochemical Society 164 (9), A1866, 2017 | 43 | 2017 |
Following the in-plane disorder of sodiated hard carbon through operando total scattering JK Mathiesen, R Väli, M Härmas, E Lust, JF Von Bülow, KMØ Jensen, ... Journal of materials chemistry A 7 (19), 11709-11717, 2019 | 30 | 2019 |
Hydrothermal and peat-derived carbons as electrode materials for high-efficient electrical double-layer capacitors M Härmas, R Palm, T Thomberg, R Härmas, M Koppel, M Paalo, I Tallo, ... Journal of Applied Electrochemistry 50, 15-32, 2020 | 23 | 2020 |
Peat as a carbon source for non-platinum group metal oxygen electrocatalysts and AEMFC cathodes P Teppor, R Jäger, M Paalo, A Adamson, M Härmas, O Volobujeva, ... International Journal of Hydrogen Energy 47 (38), 16908-16920, 2022 | 13 | 2022 |
Glycine-Nitrate Process for Synthesis of Na3V2(PO4)3 Cathode Material and Optimization of Glucose-Derived Hard Carbon Anode Material for Characterization … R Väli, J Aruväli, M Härmas, A Jänes, E Lust Batteries 5 (3), 56, 2019 | 11 | 2019 |
Synthesis and characterization of cobalt and nitrogen Co-doped peat-derived carbon catalysts for oxygen reduction in acidic media R Jäger, P Teppor, M Paalo, M Härmas, A Adamson, O Volobujeva, ... Catalysts 11 (6), 715, 2021 | 10 | 2021 |
Effect of zinc chloride activation on D-glucose derived carbons based capacitors performance in ionic liquid M Härmas, T Thomberg, A Jänes Journal of The Electrochemical Society 167 (8), 080533, 2020 | 8 | 2020 |
Modification of micro/mesoporous carbon synthesis method from well decomposed peat using ZnCl2 additional activation step M Paalo, M Härmas, T Romann, A Jänes, E Lust Electrochemistry Communications 153, 107543, 2023 | 4 | 2023 |
Optimisation of the ethylene glycol reduction method for the synthesis of platinum-ceria-carbon materials as catalysts for the methanol oxidation reaction HQV Nguyen, J Nerut, H Kasuk, M Härmas, P Valk, T Romann, M Koppel, ... Journal of Solid State Electrochemistry 27 (1), 313-326, 2023 | 4 | 2023 |
Cobalt and Nitrogen Co-Doped Peat Derived Carbon Based Catalysts for Oxygen Reduction R Jäger, P Teppor, E Härk, M Härmas, A Adamson, M Paalo, ... ECS Transactions 97 (7), 605, 2020 | 3 | 2020 |
Peat-Derived ZnCl2-Activated Ultramicroporous Carbon Materials for Hydrogen Adsorption E Möller, R Palm, K Tuul, M Härmas, M Koppel, J Aruväli, M Külaviir, ... Nanomaterials 13 (21), 2883, 2023 | 2 | 2023 |
Bifunctional Platinum-Free Mixed Metal Oxygen Electrocatalysts Based on Naturally Abundant Peat P Teppor, R Jäger, M Härmas, J Aruväli, O Volobujeva, M Koppel, E Lust ECS Transactions 108 (7), 29, 2022 | 1 | 2022 |
Synthesis of Porous Carbon By Hydrothermal Carbonization and Zinc Chloride Activation of Granulated White Sugar for Supercapacitor Application T Thomberg, M Härmas, T Romann, A Jänes, E Lust Electrochemical Society Meeting Abstracts aimes2018, 132-132, 2018 | 1 | 2018 |
Teaching electrochemistry and student participation in the development of sustainable electricity generation/storage devices at the Institute of Chemistry of the University of … H Ers, P Pikma, R Palm, M Paalo, A Jänes, T Thomberg, M Härmas, ... Journal of Solid State Electrochemistry 28 (3), 847-867, 2024 | | 2024 |
Optimizing Synthesis Temperature for Lignin-Derived Hard Carbon Anode for High Cycling Capacity in Sodium-Ion Batteries M Härmas, A Olgo, A Adamson, M Koppel, A Jänes Journal of The Electrochemical Society, 2024 | | 2024 |
The Future of Energy Storage: Detailed Description of Layered Structure and Porosity of Hard Carbons L Kalder, M Härmas, J Aruväli, E Lust, E Hark Electrochemical Society Meeting Abstracts 243, 816-816, 2023 | | 2023 |
(Digital Presentation) The Utilization of Platinum Catalysts Deposited on Carbon Support Synthesized from Coffee Grounds in a Polymer Electrolyte Membrane Fuel Cell S Simson, J Nerut, M Härmas, P Valk, P Teppor, R Palm, M Koppel, ... ECS Transactions 111 (5), 93, 2023 | | 2023 |
Synthesis of Na3Fe2(PO4)3 with NASICON-type structure from ferrous oxalate precursor in the presence of colloidal silicon dioxide L Teoharov, P Penev, M Härmas, A Jänes International Journal of Materials Research 114 (1), 1-6, 2023 | | 2023 |