1.

Heterostructured CuCo2S4-Co9S8 Nanosheets as Freestanding Cathodes for Flexible Fiber-Shaped Li-CO2 Batteries / Xiaoqi Zhu, Lin Chen, Qisheng Fang, Jianli Cheng, Yuefeng Su, Paula Ratajczak (WTCH), François Béguin (WTCH), Bin Wang // ACS Sustainable Chemistry & Engineering - 2024, vol. 12, iss. 34, p. 12755-12762

Scientific article 140

2.

Ionogels with Carbon and Organic Polymer Matrices for Electrochemical Systems / Paula Ratajczak (WTCH), François Béguin (WTCH) // Advanced Sustainable Systems - 2024, vol. 8, iss. 11, p. 2400340-1-2400340-18

Scientific article 40

3.

Operando tracking of ion population changes in the EDL electrode of a lithium-ion capacitor during its charge/discharge / Andres Camilo Parejo Tovar (WTCH), Celine Merlet, Paula Ratajczak (WTCH), François Béguin (WTCH) // Energy Storage Materials - 2024, vol. 73, p. 103810-1-103810-11

Scientific article 200

4.

Analysis of Charging Mechanisms in Lithium-ion Capacitors By Electrochemical Dilatometry / Andres Camilo Parejo Tovar (WTCH), Mirosława Pawlyta, François Béguin (WTCH), Paula Ratajczak (WTCH) // W: The 74th Annual Meeting of the International Society of Electrochemistry "Bridging Scientific Disciplines to Address the World’s Challenges", 2023 - p. 163

Abstract

5.

Analysis of thermal and electrochemical properties of electrical double-layer capacitors by using an in-situ simultaneous thermal analysis cell / Annika Bothe, Seyed Esmaeil Mohammadi Pourhosseini (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH), Andrea Balducci // Electrochimica Acta - 2023, vol. 444, p. 141974-1-141974-7

Scientific article 100

6.

Bimodal micro-/mesoporous carbons for ionic liquid-based electrochemical capacitors operating at low temperature / Nutthira Pakkang (WTCH), Paula Ratajczak (WTCH), Zhuanpei Wang (WTCH), François Béguin (WTCH) // W: The World Conference on Carbon, July 16th to 21st : Renewing the World Through Carbon : conference proceedings, 2023 - p. 725-729

Abstract

7.

Boosted Reaction Kinetics of Li–CO2 Batteries by Atomic Layer-Deposited Mo2N on Hydrogen Substituted Graphdiyne / Junxiang Zhang, Guicai Qi, Jianli Cheng, Paula Ratajczak (WTCH), Zhuanpei Wang, François Béguin (WTCH), Bin Wang // ACS Sustainable Chemistry & Engineering - 2023, vol. 11, iss. 45, p. 16185-16193

Scientific article 140

8.

Comprehensive potentiodynamic analysis of electrodes performance in hybrid capacitors / Andres Camilo Parejo Tovar (WTCH), François Béguin (WTCH), Paula Ratajczak (WTCH) // Electrochemistry Communications - 2023, vol. 147, p. 107436-1-107436-6

Scientific article 100

9.

Effect of oxygenated functionalities on the phase transitions of an ionic liquid confined in a mesoporous carbon host / Zhuanpei Wang (WTCH), Emmanuel Pameté Yambou (WTCH), Agnieszka Chojnacka (WTCH), Seyed Esmaeil Mohammadi Pourhosseini (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // Carbon - 2023, vol. 202, part 1, p. 571-582

Scientific article 140

10.

Insight into the Charging Mechanism of the Positive Electrode in Lithium-ion Capacitors / Andres Camilo Parejo Tovar (WTCH), François Béguin (WTCH), Paula Ratajczak (WTCH) // W: The 74th Annual Meeting of the International Society of Electrochemistry "Bridging Scientific Disciplines to Address the World’s Challenges", 2023 - p. 42

Abstract

11.

Realization of a sodium-ion capacitor by pre-metalation of a hard carbon anode using sodium azide as sacrificial cathodic material / Andres Camilo Parejo-Tovar (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // W: NanoTech Poland 2023, 14th-16th June 2023, Poznań, Poland. Book of abstracts., 2023 - p. 60

Abstract

12.

A novel concept of sustainable capacitor based on the carbon-ion technology - CARBionCAP / Andres Camilo Parejo Tovar (WTCH), François Béguin (WTCH), Paula Ratajczak (WTCH) // W: 4th Interdisciplinary FNP Scientific Conference, 6-7 October 2022 : abstract book: Foundation for Polish Science, 2022 - p. 135

Poster

13.

Assessment of Electrodes Operation in Carbon-based Na-ion Capacitors by Potentiostatic Electrochemical Impedance Spectroscopy / Andres Camilo Parejo Tovar (WTCH), François Béguin (WTCH), Paula Ratajczak (WTCH) // W: International Symposium on Enhanced Electrochemical Capacitors : 7th Annual edition, 11st-15th July 2022, Bologna, Italy : book of abstracts, 2022 - p. 146

Abstract

14.

Comprehensive Analysis of Electrodes Performance in Carbon-based Hybrid Capacitors by Cyclic Voltammetry / Andres Camilo Parejo Tovar (WTCH), François Béguin (WTCH), Paula Ratajczak (WTCH) // W: International Symposium on Enhanced Electrochemical Capacitors : 7th Annual edition, 11st-15th July 2022, Bologna, Italy : book of abstracts, 2022 - p. 97

Abstract

15.

Impact of the Negative Electrode Structure on the Electrochemical Performance of Carbon-based Li-ion Capacitors / Andres Camilo Parejo-Tovar (WTCH), Mirosława Pawlyta, François Béguin (WTCH), Paula Ratajczak (WTCH) // W: NanoTech Poland 2022. Book of abstracts, 1st-3rd June 2022, Poznań, Poland, 2022 - p. 71

Abstract

16.

Mobility and phase transitions of the [EMIm+][FSI-] ionic liquid confined in micro- and mesoporous carbons / Paula Ratajczak (WTCH), Christopher Bachetzky, Zhuanpei Wang (WTCH), Agnieszka Chojnacka (WTCH), Natalia Fulik, Emmanuel Pameté Yambou (WTCH), Seyed Esmaeil Mohammadi Pourhosseini (WTCH), Eike Brunner, François Béguin (WTCH) // Journal of Materials Chemistry A - 2022, vol. 10, iss. 14, p. 7928-7940

Scientific article 140

17.

Strategy to assess the carbon electrode modifications associated with the high voltage ageing of electrochemical capacitors in organic electrolyte / Seyed Esmaeil Mohammadi Pourhosseini (WTCH), Annika Bothe, Andrea Balducci, François Béguin (WTCH), Paula Ratajczak (WTCH) // Energy Storage Materials - 2021, vol. 38, p. 17-29

Scientific article 200

18.

Towards understanding the impact of operating voltage on the stability of adiponitrile-based electrical double-layer capacitors / Annika Bothe, Seyed Esmaeil Mohammadi Pourhosseini (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH), Andrea Balducci // Journal of Power Sources - 2021, vol. 496, p. 229841-1-229841-8

Scientific article 140

19.

Hybrid capacitor with anthraquinone-grafted carbon as a battery-type electrode operating in a low pH aqueous salt solution / Emmanuel Pameté Yambou (WTCH), Barbara Górska (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // Journal of Materials Chemistry A - 2020, iss. 27, p. 13548-13557

Scientific article 140

20.

Melting point depression of ionic liquids by their confinement in carbons of controlled mesoporosity / François Béguin (WTCH), Vladimir Pavlenko (WTCH), Patryk Przygocki (WTCH), Mirosława Pawlyta, Paula Ratajczak (WTCH) // Carbon - 2020, vol. 169, p. 501-511

Scientific article 140

21.

Carbon electrodes for capacitive technologies / Paula Ratajczak (WTCH), Matthew E. Suss, Friedrich Kaasik, François Béguin (WTCH) // Energy Storage Materials - 2019, vol. 16, p. 126-145

Scientific article 200

22.

Faradaic processes on quinone-grafted carbons in protic ionic liquid electrolyte / Barbara Górska (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // Electrochimica Acta - 2019, vol. 328, p. 135090-1-135090-10

Scientific article 100

23.

Quantification of the charge consuming phenomena under high‐voltage hold of carbon/carbon supercapacitors by coupling operando and post‐mortem analyses / Patryk Przygocki (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // Angewandte Chemie International Edition - 2019, vol. 58, iss. 50, p. 17969-17977

Scientific article 200

24.

A concept of a high‐voltage electrochemical cell operating with two aqueous electrolytes of different pH / Paula Ratajczak (WTCH), François Béguin (WTCH) // ChemElectroChem - 2018, vol. 5, p. 1-5

Scientific article 35

25.

Wpływ porowatości oraz reaktywności elektrod węglowych na właściwości elektrochemiczne superkondensatorów w elektrolicie wodnym / Paula Ratajczak (WTCH), Patryk Przygocki (WTCH), Qamar Abbas (WTCH), François Béguin (WTCH) // W: X Toruńskie Sympozjum Węglowe : Nowe trendy w badaniach i technologii materiałów węglowych : walne zebranie PTW, materiały konferencyjne, Toruń 6.10.2017, 2017 - p. 2

Paper

26.

Self-discharge of AC/AC electrochemical capacitors in salt aqueous electrolyte / Leticia García-Cruz, Paula Ratajczak (WTCH), Jesús Iniesta, Vincente Montiel, François Béguin (WTCH) // Electrochimica Acta - 2016, vol. 202, p. 66-72

Scientific article 40

27.

A high voltage capacitator in aqueous solution where each electrode operates in the stability limits of electrolyte / Paula Ratajczak (WTCH), François Béguin (WTCH) // W: 4th International Symposium on Enhanced Electrochemical Capacitators 8-12 June 2015, Centre Rabelais, Montpellier, France: abstract book, 2015

Abstract

28.

Carbons with narrow pore size distribution prepared by simultaneous carbonization and self-activation of tobacco stems and their application to supercapacitors / Piotr Kleszczyk, Paula Ratajczak (WTCH), Piotr Skowron (WTCH), J. Jagiello, Qamar Abbas (WTCH), Elżbieta Frąckowiak (WTCH), François Béguin (WTCH) // Carbon - 2015, vol. 81, p. 148-157

Scientific article 40

29.

Development of a high energy AC/AC capacitor in aqueous electrolyte / François Béguin (WTCH), Paula Ratajczak (WTCH), Qamar Abbas (WTCH) // W: 16th Topical Meeting of the International Society of Electrochemistry: Electrochemical Properties and Applications of Advanced Carbon Materials: 22 to 26 March 2015, Angra dos Reis, Brazil:, 2015

Paper

30.

Electrochemical Capacitors Based on Carbon Electrodes in Aqueous Electrolytes / Elżbieta Frąckowiak (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // W: Electrochemistry of Carbon Electrodes / red. Richard C. Alkire, Philip N. Bartlett, Jacek Lipkowski: WILEY-VCH Verlag GmbH & Co. KGaA, 2015 - p. 285-312

Chapter in monograph

31.

Influence of high voltage operation of electrochemical capacitators in aqueous electrolyte on carbon surface chemistry modification / Paula Ratajczak (WTCH), François Béguin (WTCH) // W: 6th International Conference on Carbon for Energy Storage/Conversion and Environment Protection CESEP'15, 2015

Paper

32.

Optimizing the high cell potential performance of AC/AC supercapacitors based on two aqueous electrolytes / Paula Ratajczak (WTCH), Piotr Gajewski (WTCH), François Béguin (WTCH) // W: 66th Annual Meeting of the International Society of Electrochemistry, 4-9 October 2015, Taipei, Taiwan, 2015

Paper

33.

Performance enhancement of aqueous AC/AC capacitors by relevant current collector combination / Paula Ratajczak (WTCH), François Béguin (WTCH) // W: 4th International Symposium on Enhanced Electrochemical Capacitators 8-12 June 2015, Centre Rabelais, Montpellier, France: abstract book, 2015

Abstract

34.

Performance improvement of AC/AC capacitors in aqueous medium through selection of current collectors / Paula Ratajczak (WTCH), Adam Ślesiński (WTCH), Elżbieta Frąckowiak (WTCH), François Béguin (WTCH) // W: 66th Annual Meeting of the International Society of Electrochemistry, 4-9 October 2015, Taipei, Taiwan, 2015

Paper

35.

Strategies to Improve the Performance of Carbon/Carbon Capacitors in Salt Aqueous Electrolytes / Qamar Abbas (WTCH), Paula Ratajczak (WTCH), Paulina Babuchowska (WTCH), A Le Comte, D Belanger, T Brousse, François Béguin (WTCH) // Journal of the Electrochemical Society - 2015, vol. 162, no. 5, p. A5148-A5157

Scientific article 40

36.

The aqueous electrochemical capacitator: a high energy alternative solution to organic electrolyte-based systems / Patryk Przygocki (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // W: 66th Annual Meeting of the International Society of Electrochemistry, 4-9 October 2015, Taipei, Taiwan, 2015

Paper

37.

Effect of operating conditions on gas evolution and electrochemical performance of capacitors in salt aqueous electrolyte / Paula Ratajczak (WTCH), Krzysztof Jurewicz (WTCH), Adam Ślesiński (WTCH), Piotr Skowron (WTCH), Elżbieta Frąckowiak (WTCH), François Béguin (WTCH) // W: 65th Annual Meeting of the International Society of Electrochemistry, 31 August-5 September 2014, Lausanne, Switzerland, 2014

Abstract

38.

Factors contributing to ageing of high voltage carbon/carbon supercapacitors in salt aqueous electrolyte / Paula Ratajczak (WTCH), Krzysztof Jurewicz (WTCH), François Béguin (WTCH) // Journal of Applied Electrochemistry - 2014, vol. 44, no. 4, p. 475-480

Scientific article 25

39.

Overcoming the electrochemical stability limits of aqueous electrolyte capacitors / Paula Ratajczak (WTCH), Krzysztof Jurewicz (WTCH), François Béguin (WTCH) // W: 65th Annual Meeting of the International Society of Electrochemistry, 31 August-5 September 2014, Lausanne, Switzerland, 2014

Abstract

40.

Performance improvement of AC/AC capacitors in aqueous medium through modification of the current collector/active material interface / Paula Ratajczak (WTCH), Paweł Jeżowski (WTCH), François Béguin (WTCH) // W: 65th Annual Meeting of the International Society of Electrochemistry, 31 August-5 September 2014, Lausanne, Switzerland, 2014

Abstract

41.

Sodium molybdate - an additive of choice for enhancing the performance of AC/AC electrochemical capacitors in a salt aqueous electrolyte / Qamar Abbas (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // Faraday Discussions - 2014, vol. 172, p. 199-214

Scientific article 35

42.

Effect of carbons on the performance of aqueous electrochemical capacitors under accelerated ageing / Paula Ratajczak (WTCH), Piotr Kleszyk (WTCH), Krzysztof Jurewicz (WTCH), François Béguin (WTCH) // W: ICAC 2013 International Conference on Advanced Capacitors, 27-30 May 2013, Osaka, Japan, 2013

Paper

43.

Effect of pH on the performance of activated carbon based symmetric capacitors in aqueous electrolytes / Qamar Abbas (WTCH), Piotr Kleszyk (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // W: ISEECap2013, 3-7 June 2013, Taormina, Italy: book of abstracts / red. Pietro Staiti, Francesco Lufrano, Gaetano Squadrito, Vincenzo Baglio, Massimiliano Lo Faro, 2013 - p. 121

Abstract

44.

Effect of surface functionalization on the performance of activated carbon as positive and negative electrode in asymmetric aqueous capacitator / Kamila Torchała, Krzysztof Kierzek, Paula Ratajczak (WTCH), François Béguin (WTCH), Jacek Machnikowski // W: ISEECap2013, 3-7 June 2013, Taormina, Italy: book of abstracts / red. Pietro Staiti, Francesco Lufrano, Gaetano Squadrito, Vincenzo Baglio, Massimiliano Lo Faro, 2013 - p. 106

Abstract

45.

Manufacturing of nanoporous carbons by self-activation of tobacco and their application for energy storage in supercapacitors / Piotr M Kleszyk (WTCH), Qamar Abbas (WTCH), Paula Ratajczak (WTCH), Piotr Skowron (WTCH), François Béguin (WTCH) // W: Smart and Green Interface 2013 (Prague): Materials and Processes for Energy Applications, 2013

Paper

46.

Monitoring the state of health (SOH) of high voltage aqueous AC/AC supercapacitors during their life time / Krzysztof Jurewicz (WTCH), François Béguin (WTCH), Paula Ratajczak (WTCH) // W: ICAC 2013 International Conference on Advanced Capacitors, 27-30 May 2013, Osaka, Japan, 2013

Paper

47.

Novel nanoporous carbons based on tobacco and their electrochemical properties in supercapacitators / Qamar Abbas (WTCH), Paula Ratajczak (WTCH), Piotr Skowron (WTCH), Piotr M Kleszyk (WTCH), François Béguin (WTCH) // W: 13th Topical Meeting of the International Society of Electrochemistry: Advances in Electrochemical Materials Science and Manufacturing, 7-10 April 2013, Pretoria, South Africa, 2013 - p. 117

Abstract

48.

Performance limits of high voltage aqueous AC/AC supercapacitors under accelerated ageing / Paula Ratajczak (WTCH), Krzysztof Jurewicz (WTCH), François Béguin (WTCH) // W: ISEECap2013, 3-7 June 2013, Taormina, Italy: book of abstracts / red. Pietro Staiti, Francesco Lufrano, Gaetano Squadrito, Vincenzo Baglio, Massimiliano Lo Faro, 2013 - p. 53

Abstract

49.

Performance of electrochemical capacitors with microporous carbon electrodes in new types of aqueous electrolytes / Qamar Abbas (WTCH), Piotr Kleszyk (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // W: 13th Topical Meeting of the International Society of Electrochemistry: Advances in Electrochemical Materials Science and Manufacturing, 7-10 April 2013, Pretoria, South Africa, 2013 - p. 62

Abstract

50.

Self-activated carbons based on biomass for application in supercapacitors / Piotr M Kleszyk (WTCH), Qamar Abbas (WTCH), Piotr Skowron (WTCH), Paula Ratajczak (WTCH), François Béguin (WTCH) // W: ISEECap2013, 3-7 June 2013, Taormina, Italy: book of abstracts / red. Pietro Staiti, Francesco Lufrano, Gaetano Squadrito, Vincenzo Baglio, Massimiliano Lo Faro, 2013 - p. 98

Abstract

51.

Towards the prototyping of high voltage AC/AC capacitors in neutral aqueous electrolyte / François Béguin (WTCH), Qamar Abbas (WTCH), Piotr Kleszyk (WTCH), Paula Ratajczak (WTCH) // W: ICAC 2013 International Conference on Advanced Capacitors, 27-30 May 2013, Osaka, Japan, 2013

Paper