Heterogeneous bimetallic catalysts have broad applications in industrial processes, but
achieving a fundamental understanding on the nature of the active sites in bimetallic …

Single/dual‐metal atoms supported on carbon matrix can be modulated by coordination
structure and neighboring active sites. Precisely designing the geometric and electronic …

Single‐atom catalysts (SACs) have attracted extensive interest to catalyze the oxygen
reduction reaction (ORR) in fuel cells and metal–air batteries. However, the development of …

Fe–N–C catalysts are the most promising platinum group metal-free oxygen-reduction
catalysts, but they suffer from a low density of active metal sites and the so-called activity …

Non-precious iron-based catalysts (Fe–NCs) require high active site density to meet the
performance targets as cathode catalysts in proton exchange membrane fuel cells. Site …

Simultaneously increasing the activity and stability of the single-atom active sites of M–N–C
catalysts is critical but remains a great challenge. Here, we report an Fe–N–C catalyst with …

Supported atomically dispersed metal catalysts (ADMCs) have received enormous attention
due to their high atom utilization efficiency, mass activity and excellent selectivity. Single …

Manipulating the coordination environment of the active center via anion modulation to
reveal tailored activity and selectivity has been widely achieved, especially for carbon …

Single-metal site catalysts have exhibited highly efficient electrocatalytic properties due to
their unique coordination environments and adjustable local structures for reactant …

The modulation effect manifests an encouraging potential to enhance the performance of
single‐atom catalysts; however, the in‐depth study about this effect for the isolated diatomic …