[:en]Dr. Hendra Wibawa Saputera was invited as speaker in the Pre-Event STKSR Webinar Series with topic of “Photocatalysis as a promising technology for environmental remediation and energy conversion”. [:id] Dr. Hendra Wibawa Saputera diundang sebagai pembicara di Pre-Event STKSR Webinar Series membawakan presentasi berjudul “Photocatalysis as a promising technology for environmental remediation and energy conversion”.[:]