Shuang Ma Andersen

2025

Dissolution of nanoparticulate IrO₂ in dilute acidic baths through a pre-reduction step: A method to recover Ir from electrocatalytic/catalytic bodies

Sharma, R., Morgen, P. & Ma Andersen, S., 1. feb. 2025, I: Applied Surface Science. 681, 8 s., 161553.

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Intrinsic oxygen evolution reaction activity and stability enhancement of IrO_x electrocatalysts by microwave irradiation

Sanjay Karade, S., Sharma, R., Morgen, P., Pittkowski, R. K., M. Ø. Jensen, K. & Ma Andersen, S., 15. feb. 2025, I: Applied Surface Science. 682, 161758.

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2024

An Effective Route to Enhance Pt/C Electrocatalyst Durability through Addition of Ceramic Nanoparticles to Facilitate Pt Redeposition

Karimi, V., Morgen, P., Gyergyek, S., Sharma, R. & Andersen, S. M., 4. dec. 2024, I: ACS Applied Materials and Interfaces. 16, 48, s. 65993–66007

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Clarification of Degradation Mechanisms of the OER Activity of Ir-Based Electrocatalyst with Potentiodynamic Accelerated Stress Test

Sharma, R., Morgen, P., Makovec, D., Gyergyek, S. & Andersen, S. M., 31. jul. 2024, I: Journal of the Electrochemical Society. 171, 7, 074514.

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Electrochemical Activity of Carbon-Supported Pt-Nanoparticles: Effect of Pt-Precursor Ligand and/or Presence of Anions During Polyol Synthesis

Omann, K. J., Sharma, R. & Andersen, S. M., jan. 2024, I: Electrocatalysis. 15, 1, s. 96-109

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Enhanced electrochemical dissolution of iridium oxide in acidic electrolytes through presence of metal ions: shortened lifetime and hope for recovery

Sharma, R., Morgen, P., Makovec, D., Gyergyek, S. & Andersen, S. M., aug. 2024, I: RSC Sustainability. 8, s. 2225–2238

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Limitations of Chronopotentiometry Test Protocols for Stability Study on Oxygen Evolution Reaction Electrocatalysts and Recommendations

Khan, I. A., Morgen, P., Sharma, R. & Andersen, S. M., 22. feb. 2024, I: Journal of Physical Chemistry C. 128, 7, s. 2828-2833

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Reduced valence state of iridium supported on antimony doped tin oxide as a highly active and robust oxygen evolution reaction electrocatalyst for proton exchange membrane-based electrolysis

Ali Khan, I., Morgen, P., Gyergyek, S., Sharma, R. & Ma Andersen, S., 15. feb. 2024, I: Applied Surface Science. 646, 12 s., 158924.

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Scalable Solid-State Synthesis of Carbon-Supported Ir Electrocatalysts for Acidic Oxygen Evolution Reaction: Exploring the Structure-Activity Relationship

Sadeghi, E., Morgen, P., Makovec, D., Gyergyek, S., Sharma, R. & Andersen, S. M., 9. okt. 2024, I: ACS Applied Materials & Interfaces. 16, 40, s. 53750–53763

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Stepwise Understanding on Hydrolysis Formation of the IrO_x Nanoparticles as Highly Active Electrocatalyst for Oxygen Evolution Reaction

Karade, S. S., Sharma, R., Hedegaard, M. A. B. & Andersen, S. M., jul. 2024, I: Electrocatalysis. 15, 4, s. 291-300

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Tailoring iridium-palladium nanoparticles with Ir-rich skin: a highly durable anode electrocatalyst for acidic water electrolysis via a facile microwave-assisted chemical reduction method

Karade, S. S., Sharma, R., Morgen, P., Makovec, D., Gyergyek, S. & Andersen, S. M., 24. mar. 2024, I: Physical Chemistry Chemical Physics. 26, 11, s. 9060-9072

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Tuning on Highly Dispersed Iridium on Antimony-Doped Tin Oxide with Strong Metal−Support Interaction for Oxygen Evolution Reaction

Khan, I. A., Morgen, P., Sharma, R. & Andersen, S. M., 23. dec. 2024, I: ACS Applied Energy Materials. 7, 24, s. 11977-11987

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2023

Correlation between the Electrochemical Durability of Pt/C Catalysts and the Surface Functional Groups of the Support Carbon

Omann, K. J., Sharma, R., Morgen, P., Gyergyek, S., Larsen, M. J. & Andersen, S. M., 2023, I: ACS Applied Energy Materials. 6, 3, s. 1294-1307

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IrO₂/Ir Composite Nanoparticles (IrO₂@Ir) Supported on TiN_xO_y Coated TiN: Efficient and Robust Oxygen Evolution Reaction Catalyst for Water Electrolysis

Karade, S. S., Sharma, R., Gyergyek, S., Morgen, P. & Andersen, S. M., 20. feb. 2023, I: ChemCatChem. 15, 4, 12 s., e202201470.

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Multiple Bubble Removal Strategies to Promote Oxygen Evolution Reaction: Mechanistic Understandings from Orientation, Rotation, and Sonication Perspectives

Karimi, V., Sharma, R., Morgen, P. & Andersen, S. M., 25. okt. 2023, I: ACS Applied Materials & Interfaces. 15, 42, s. 49233–49245

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Recovery, Regeneration, and Reapplication of PFSA Polymer from End-of-Life PEMFC MEAs

Sharma, R., Morgen, P., Larsen, M. J., Roda-Serrat, M. C., Lund, P. B., Grahl-Madsen, L. & Andersen, S. M., 3. okt. 2023, I: ACS Applied Materials & Interfaces. 15, 41, s. 48705-48715

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Selection on antimony-doped tin oxide (ATO) as an efficient support for iridium-based oxygen evolution reaction (OER) catalyst in acidic media

Khan, I. A., Morgen, P., Gyergyek, S., Sharma, R. & Andersen, S. M., 15. okt. 2023, I: Materials Chemistry and Physics. 308, 11 s., 128192.

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2022

A green adaptation of the critical resource of platinum group metals (PGMs) from spent autocatalysts to electrocatalysts for renewable power conversion

Sharma, R., Larsen, M. J., Larsen, L. C., Bogø, A., Grahl-Madsen, L. & Andersen, S. M., 21. nov. 2022, I: Sustainable Energy & Fuels. 6, 22, s. 5177-5186

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Critical thinking on baseline corrections for electrochemical surface area (ECSA) determination of Pt/C through H-adsorption/H-desorption regions of a cyclic voltammogram

Sharma, R., Gyergyek, S. & Andersen, S. M., 15. aug. 2022, I: Applied Catalysis B: Environmental. 311, 12 s., 121351.

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Gram-size Pt/C catalyst synthesized using Pt compound directly recovered from an end-of-life PEM fuel cell stack

Chourashiya, M., Sharma, R., Gyergyek, S. & Andersen, S. M., 15. jan. 2022, I: Materials Chemistry and Physics. 276, 9 s., 125439.

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Insights into Degradation of the Membrane–Electrode Assembly Performance in Low-Temperature PEMFC: the Catalyst, the Ionomer, or the Interface?

Sharma, R., Morgen, P., Chiriaev, S., Lund, P. B., Larsen, M. J., Sieborg, B., Grahl-Madsen, L. & Andersen, S. M., 9. nov. 2022, I: ACS Applied Materials & Interfaces. 14, 44, s. 49658–49671

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Microwave-Assisted Scalable Synthesis of Pt/C: Impact of the Microwave Irradiation and Carrier Solution Polarity on Nanoparticle Formation and Aging of the Support Carbon

Sharma, R., Gyergyek, S. & Andersen, S. M., 24. jan. 2022, I: ACS Applied Energy Materials. 5, 1, s. 705-716

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Performance and future directions of transition metal sulfide-based electrode materials towards supercapacitor/supercapattery

Das, A., Raj, B., Mohapatra, M., Andersen, S. M. & Basu, S., jan. 2022, I: Wiley Interdisciplinary Reviews: Energy and Environment. 11, 1, 36 s., e414.

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Towering non-Faradaic capacitive storage based on high quality reduced graphene oxide from spent graphite: Direct approach and waste utilization

Perumal, P., Mohapatra, M., Mukherjee, A., Basu, S. & Andersen, S. M., 25. aug. 2022, I: Journal of Energy Storage. 52, Part C, 14 s., 104989.

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2021

Circular use of Pt/C through Pt dissolution from spent PEMFC cathode and direct reproduction of new catalyst with microwave synthesis

Sharma, R. & Andersen, S. M., 1. jun. 2021, I: Materials Chemistry and Physics. 265, 9 s., 124472.

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Crystalline Disorder, Surface Chemistry, and Their Effects on the Oxygen Evolution Reaction (OER) Activity of Mass-Produced Nanostructured Iridium Oxides

Sharma, R., Karlsen, M., Morgen, P., Chamier, J., Ravnsbæk, D. B. & Andersen, S. M., 22. mar. 2021, I: ACS Applied Energy Materials. 4, 3, s. 2552–2562

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Increasing fuel cell durability during prolonged and intermittent fuel starvation using supported IrO_x

Labi, T., Van Schalkwyk, F., Andersen, S. M., Morgen, P., Ray, S. C. & Chamier, J., 1. apr. 2021, I: Journal of Power Sources. 490, 7 s., 229568.

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Leading strategies and research advances for the restoration of graphite from expired Li⁺ energy storage devices

Perumal, P., Andersen, S. M., Nikoloski, A., Basu, S. & Mohapatra, M., dec. 2021, I: Journal of Environmental Chemical Engineering. 9, 6, 17 s., 106455.

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Pt/C Electrocatalyst Durability Enhancement by Inhibition of Pt Nanoparticle Growth Through Microwave Pretreatment of Carbon Support

Sharma, R., Gyergyek, S., Chamier, J., Morgen, P. & Andersen, S. M., 12. mar. 2021, I: ChemElectroChem. 8, 6, s. 1183-1195

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Recovery of Pt and Ru from Spent Low-Temperature Polymer Electrolyte Membrane Fuel Cell Electrodes and Recycling of Pt by Direct Redeposition of the Dissolved Precursor on Carbon

Sharma, R., Gyergyek, S., Lund, P. B. & Andersen, S. M., 26. jul. 2021, I: ACS Applied Energy Materials. 4, 7, s. 6842–6852

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2020

On the Electrochemical Stability of PtRu Alloy Electrodes in Aqueous Acidic Baths: A Strategy for Recycling Pt and Ru

Sharma, R., Gyergyek, S., Morgen, P. & Andersen, S. M., 5. feb. 2020, I: Journal of The Electrochemical Society. 167, 2, 9 s., 024521.

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Platinum recycling through electroless dissolution under mild conditions using a surface activation assisted Pt-complexing approach

Sharma, R., Morgen, P. & Andersen, S. M., 17. jun. 2020, I: Physical chemistry chemical physics : PCCP. 22, 23, s. 13030-13040

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Preparation and Characterization of Poly(Vinyl Alcohol) (PVA)/SiO₂, PVA/Sulfosuccinic Acid (SSA) and PVA/SiO₂/SSA Membranes: A Comparative Study

Remiš, T., Bělský, P., Andersen, S. M., Tomáš, M., Kadlec, J. & Kovářík, T., mar. 2020, I: Journal of Macromolecular Science: Part B - Physics. 59, 3, s. 157-181

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Solution combustion synthesized ceria or alumina supported Pt as cathode electrocatalyst for PEM fuel cells

Chourashiya, M., Gyergyek, S. & Andersen, S. M., 15. feb. 2020, I: Materials Chemistry and Physics. 242, 122444.

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2019

Evolution of the degradation mechanisms with the number of stress cycles during an accelerated stress test of carbon supported platinum nanoparticles

Sharma, R., Gyergyek, S., Li, Q. & Andersen, S. M., 1. apr. 2019, I: Journal of Electroanalytical Chemistry. 838, s. 82-88

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Influence of dispersion media on Nafion® ionomer distribution in proton exchange membrane fuel cell catalyst carbon support

Sharma, R., Grahl-Madsen, L. & Andersen, S. M., 15. mar. 2019, I: Materials Chemistry and Physics. 226, s. 66-72

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Inhibition of Ostwald ripening through surface switching species during potentiodynamic dissolution of platinum nanoparticles as an efficient strategy for platinum group metal (PGM) recovery

Sharma, R., Simonsen, S. B., Morgen, P. & Andersen, S. M., 20. okt. 2019, I: Electrochimica Acta. 321, 11 s., 134662.

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Particle Size-Controlled Growth of Carbon-Supported Platinum Nanoparticles (Pt/C) through Water-Assisted Polyol Synthesis

Sharma, R., Wang, Y., Li, F., Chamier, J. & Andersen, S. M., 24. sep. 2019, I: ACS Omega. 4, 13, s. 15711-15720

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Pt/C Electrocatalyst Synthesis from Recycling of the Spent PEMFC Membrane Electrode Assembly: A Closed Loop Circular Economy

Sharma, R., Andreasen, S. J., Chamier, J. & Andersen, S. M., 22. aug. 2019, I: Journal of The Electrochemical Society. 166, 13, s. F963-F970 8 s.

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Sustainable platinum recycling through electrochemical dissolution of platinum nanoparticles from fuel cell electrodes

Sharma, R., Rode Nielsen, K., Lund, P. B., Simonsen, S. B., Grahl-Madsen, L. & Andersen, S. M., 2. sep. 2019, I: ChemElectroChem. 6, 17, s. 4471-4482

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Synthesis of Pt/C electrocatalyst from a user-friendly Pt precursor - ammonium hexachloroplatinate through microwave-assisted polyol synthesis

Sharma, R., Wang, Y., Li, F., Chamier, J. & Andersen, S. M., 23. sep. 2019, I: ACS Applied Energy Materials. 2, 9, s. 6875-6882

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2018

Accurate Determination of Catalyst Loading on Glassy Carbon Disk and Its Impact on Thin Film Rotating Disk Electrode for Oxygen Reduction Reaction

Chourashiya, M., Sharma, R. & Andersen, S. M., 18. dec. 2018, I: Analytical Chemistry. 90, 24, s. 14181–14187

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An opinion on catalyst degradation mechanisms during catalyst support focused accelerated stress test (AST) for proton exchange membrane fuel cells (PEMFCs)

Sharma, R. & Andersen, S. M., dec. 2018, I: Applied Catalysis B: Environmental. 239, s. 636-643

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Environmentally and industrially friendly recycling of platinum nanoparticles through electrochemical dissolution–electrodeposition in acid‐free/dilute acidic electrolytes

Sharma, R., Gyergyek, S. & Andersen, S. M., 11. sep. 2018, I: ChemSusChem. 11, 21, s. 3742-3750

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Low-cost graphite as durable support for pt-based cathode electrocatalysts for proton exchange membrane based fuel cells

Chourashiya, M., Thrane Vindt, S., Palenzuela, A. A., Pedersen, C. M., Kallesøe, C. & Andersen, S. M., 19. nov. 2018, I: International Journal of Hydrogen Energy. 43, 52, s. 23275-23284

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Quantification on Degradation Mechanisms of Polymer Electrolyte Membrane Fuel Cell Catalyst Layers during an Accelerated Stress Test

Sharma, R. & Andersen, S. M., 2018, I: ACS Catalysis. 8, 4, s. 3424-3434

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Zoom in catalyst/ionomer interface in polymer electrolyte membrane fuel cell electrodes: Impact of catalyst/ionomer dispersion media/solvent

Sharma, R. & Andersen, S. M., 2018, I: ACS Applied Materials & Interfaces. 10, 44, s. 38125-38133

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2017

Helium Ion Microscopy of proton exchange membrane fuel cell electrode structures

Chiriaev, S., Dam Madsen, N., Rubahn, H.-G. & Andersen, S. M., 2017, I: AIMS Materials Science. 4, 6, s. 1289-1304

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Improved Durability of Proton Exchange Membrane Fuel Cells by Introducing Sn (IV) Oxide into Electrodes using an Ion Exchange Method

Gildsig Poulsen, M., Larsen, M. J. & Andersen, S. M., 2017, I: Journal of Power Sources. 343, s. 174-182

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Performance of the electrode based on silicon carbide supported platinum catalyst for proton exchange membrane fuel cells

Andersen, S. M. & Larsen, M. J., 15. apr. 2017, I: Journal of Electroanalytical Chemistry. 791, s. 175–184

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Shuang Ma Andersen

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