Highly efficient visible light active iron oxide-based photocatalysts for both hydrogen production and dye degradation oleh Preethi Vijayarengan, Sri Chandana Panchangam, Ananth Stephen, Gokulanandhan Bernatsha, Gokul Krishnan Murali, Subramanyam Sarma Loka, Sathish Kumar Manoharan, Venkatramu Vemula, Rama Rao Karri, Gobinath Ravindran