The article discusses research focused on improving hydrogen production through seawater electrolysis by developing efficient catalysts and materials for electrodes. It highlights the challenges in widespread adoption of hydrogen as a clean energy source and emphasizes the role of catalysts in reducing energy losses during water electrolysis. The study specifically focuses on modifying nickel foam substrates with Al-doped Ni3S2 and cobalt-iron sulfides to enhance the performance of the electrodes for hydrogen and oxygen evolution reactions. The corrosion resistance and catalytic activity of boron-doped diamond electrodes in complex environments, such as wastewater treatment and gas detection applications, are also explored. By combining cobalt-iron sulfide, nickel, and boron-doped diamond materials, the researchers were able to achieve low overpotentials for both hydrogen and oxygen evolution reactions, showing promising results for efficient hydrogen production. The experiments involved characterizing the crystal structure and morphology of the electrodes and testing their electrochemical properties using various methods. The study suggests that enhancing the corrosion resistance of electrodes through innovative materials like cobalt-iron sulfide could overcome challenges in industrial electrolysis applications, contributing to the sustainable production of hydrogen as a clean energy source.