Karim Harrath
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View article: Exploring the evolution of active sites on <scp>Fe<sub>2</sub>GeO<sub>4</sub></scp>–<scp>Ni<sub>3</sub>Ge<sub>2</sub>O<sub>5</sub></scp>(<scp>OH</scp>)<sub>4</sub> interfaces for water oxidation
Exploring the evolution of active sites on <span>Fe<sub>2</sub>GeO<sub>4</sub></span>–<span>Ni<sub>3</sub>Ge<sub>2</sub>O<sub>5</sub></span>(<span>OH</span>)<sub>4</sub> interfaces for water oxidation Open
The oxygen evolution reaction (OER) is a pivotal process in electrochemical energy conversion. Herein, we report a computational study‐guided experimental work that uncovers the dynamics of active sites in a heterostructure composed of two…
View article: Single‐Atom Iridium Catalysts on Covalent Frameworks: Structural Tuning for Superior Oxygen Evolution
Single‐Atom Iridium Catalysts on Covalent Frameworks: Structural Tuning for Superior Oxygen Evolution Open
The rational design of active and stable electrodes is crucial for the development of efficient and durable water electrolyzers. However, theoretical studies exploring the structural factors that dictate catalytic activity and dissolution …
View article: Functional Interface Optimization Strategy for Fe<sub>3</sub>Se<sub>4</sub>/NiSe<sub>2</sub> Anchored on MXene for Ultrastable Seawater Splitting at Industrial‐Level Current Density
Functional Interface Optimization Strategy for Fe<sub>3</sub>Se<sub>4</sub>/NiSe<sub>2</sub> Anchored on MXene for Ultrastable Seawater Splitting at Industrial‐Level Current Density Open
Developing efficient and long‐lasting electrocatalysts with industrial‐level current densities for seawater splitting is essential for seawater electrolysis technology to prevent the unwanted chlorine evolution reaction (CER). In this work…
View article: Ru‐Doped Fe₂TiO₅ as a High‐Performance Electrocatalyst for Urea‐Assisted Water Splitting
Ru‐Doped Fe₂TiO₅ as a High‐Performance Electrocatalyst for Urea‐Assisted Water Splitting Open
The urea oxidation reaction (UOR), with its low thermodynamic potential, offers a promising alternative to the oxygen evolution reaction (OER) for efficient hydrogen production. However, its sluggish kinetics still demand the development o…
View article: Electrochemical evolution of a metal oxyhydroxide surface on two‐dimensional layered metal phosphorus trisulfides enables the oxidation of amine to nitrile
Electrochemical evolution of a metal oxyhydroxide surface on two‐dimensional layered metal phosphorus trisulfides enables the oxidation of amine to nitrile Open
Selective oxidation of amines to imines through electrocatalysis is an attractive and efficient way for the chemical industry to produce nitrile compounds, but it is limited by the difficulty of designing efficient catalysts and lack of un…
View article: Dynamically Reconstructed Fe‐CoOOH Semi‐Crystalline Electrocatalyst for Efficient Oxygen Evolution Reaction
Dynamically Reconstructed Fe‐CoOOH Semi‐Crystalline Electrocatalyst for Efficient Oxygen Evolution Reaction Open
The development of robust and efficient electrocatalysts for the oxygen evolution reaction (OER) has been the main focus of water electrolysis but remains a great challenge. Here, the synthesis of a highly active and ultra‐stable Fe‐CoOOH …
View article: Ni<sub>x</sub>B/Mo<sub>0.8</sub>B<sub>3</sub> Nanorods Encapsulated by a Boron‐Rich Amorphous Layer for Universal pH Water Splitting at the Ampere Level
Ni<sub>x</sub>B/Mo<sub>0.8</sub>B<sub>3</sub> Nanorods Encapsulated by a Boron‐Rich Amorphous Layer for Universal pH Water Splitting at the Ampere Level Open
Heterostructured interfaces are crucial to electrocatalysts for water splitting. Herein, coral‐like multiheterostructured Ni x B/Mo 0.8 B 3 (NMB) nanorods encapsulated by a boron‐rich amorphous layer are prepared for water splitting. Densi…
View article: Molecularly Woven Cationic Covalent Organic Frameworks for Highly Selective Electrocatalytic Conversion of CO<sub>2</sub> to CO
Molecularly Woven Cationic Covalent Organic Frameworks for Highly Selective Electrocatalytic Conversion of CO<sub>2</sub> to CO Open
Coupling carbon capture with electrocatalytic carbon dioxide reduction (CO 2 R) to yield high‐value chemicals presents an appealing avenue for combating climate change, yet achieving highly selective electrocatalysts remains a significant …
View article: Deciphering in-situ surface reconstruction in two-dimensional CdPS3 nanosheets for efficient biomass hydrogenation
Deciphering in-situ surface reconstruction in two-dimensional CdPS3 nanosheets for efficient biomass hydrogenation Open
Steering on the intrinsic active site of an electrode material is essential for efficient electrochemical biomass upgrading to valuable chemicals with high selectivity. Herein, we show that an in-situ surface reconstruction of a two-dimens…
View article: Scalable two-step annealing method for preparing ultra-high-density single-atom catalyst libraries
Scalable two-step annealing method for preparing ultra-high-density single-atom catalyst libraries Open
The stabilization of transition metals as isolated centres on suitably tailored carriers with high density is crucial to exploit the technical potential of single-atom heterogeneous catalysts, enabling their maximized productivity in indus…
View article: Cyclic Voltammetric and Quantum Chemical Studies of a Poly(methionine) Modified Carbon Paste Electrode for Simultaneous Detection of Dopamine and Uric Acid
Cyclic Voltammetric and Quantum Chemical Studies of a Poly(methionine) Modified Carbon Paste Electrode for Simultaneous Detection of Dopamine and Uric Acid Open
Fabrication of biocompatible electrodes for the investigation of catecholamines is a known challenge. In this work, methionine was chosen as a modifier for fabrication of a biocompatible carbon paste electrode by electropolymerization, thr…