Innovative TiO2–AgBiS2 Photoelectrode Paves the Way for Eco-Friendly Solar Hydrogen Production

The article is substantially accurate and describes a real peer-reviewed study published on September 3, 2026, within the last two weeks. The core claims—DGIST and Kookmin involvement, aqueous electrophoretic deposition, 3-mercaptopropionic-acid functionalization, reduction from at least 200 V to 4 V, and 3.0 mA/cm² at 0.6 V versus RHE under AM 1.5G illumination—are supported. The article appropriately distinguishes photocurrent from solar-to-hydrogen efficiency and acknowledges durability and scale-up limitations. Some statements extend beyond directly verified results, particularly claims about long-term failure mechanisms, environmental benefits, and broad policy significance.