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

R Sharma, P Morgen, D Makovec, S Gyergyek… - RSC …, 2024 - pubs.rsc.org
Nanoparticulate Ir-oxides are frequently used as highly active and robust anode
electrocatalysts for acidic water electrolyzers. While their dissolution during the electrolyzer …

[HTML][HTML] pH Dependence of Noble Metals Dissolution: Iridium

M Zlatar, D Escalera-López, C Simon… - Electrochimica …, 2024 - Elsevier
Iridium's stability and catalytic properties make it indispensable in a wide range of
electrochemical applications including water electrolysis, yet its dissolution behavior across …

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

R Sharma, P Morgen, SM Andersen - Applied Surface Science, 2025 - Elsevier
We report a process for recycling Ir-based nanosized electrocatalysts through dissolution of
Ir under mild conditions (in dilute acidic media at∼ 100° C) and show that otherwise …

Toward Eco‐Friendly E‐Waste Recycling: New Perspectives on Ozone‐Assisted Gold Leaching

K Stojanovski, V Briega‐Martos… - Advanced Energy …, 2024 - Wiley Online Library
Global demand for more effective methods to reclaim gold from electronic waste (E‐waste)
has never been greater. Alternatives to hydrometallurgical methods, such as cyanide, are …

Dissolution of Nanoparticulate Iro2 in Dilute Acidic Baths Through a Pre-Reduction Step: A Method to Recover IR from Electrocatalytic/Catalytic Bodies

SM Andersen, R Sharma, P Morgen - Catalytic Bodies - papers.ssrn.com
We report a process for recycling Ir-based nanosized electrocatalysts through dissolution of
Ir under mild conditions (in dilute acidic media at~ 100 oC) and show that otherwise …