Porphyrin-based frameworks, as specific kinds of metal–organic frameworks (MOFs) and
covalent organic frameworks (COFs), have been widely used in energy-related conversion …

The oxygen reduction reaction (ORR) is a key component of biological processes and
energy technologies. This Review provides a comprehensive report of soluble molecular …

Iron-and nitrogen-doped carbon (Fe-NC) materials are leading candidates to replace
platinum catalysts for the oxygen reduction reaction (ORR) in fuel cells; however, their active …

Globally increasing energy demands and environmental concerns related to the use of fossil
fuels have stimulated extensive research to identify new energy systems and economies that …

Activation and reduction of O2 and H2O2 by synthetic and biosynthetic iron porphyrin
models have proved to be a versatile platform for evaluating second-sphere effects deemed …

Iron porphyrins with one or four tertiary amine groups in their second sphere are used to
investigate the electrochemical O2 reduction reaction (ORR) in organic (homogeneous) and …

The past decade has seen considerable growth in the development of materials for fuel cell
electrodes, and there is a desire for active electrocatalysts derived from base metals instead …

The development and improvement of electrocatalysts for the 4H+/4e–reduction of O2 to
H2O is an ongoing challenge. The addition of ancillary groups (eg, hydrogen bonding …

Oxygen reduction reaction (ORR) is an important process involved in natural and artificial
energy conversion schemes. As inspired by cytochrome c oxidases (CcOs), which are …

Reduction of oxides and oxoanions of carbon and nitrogen are of great contemporary
importance as they are crucial for a sustainable environment. Substantial research has been …