fig16

Figure 16. (A) Schematic representation of a spiral photoreforming reaction with a reaction bottle, automated gas sampling system, gas pump, liquid pump, and UV fluorescent lamp[149]. Copyright 2023, Author(s). Published by Elsevier B.V; (B) Diagrammatic representation of the experimental setup for a gas-phase photoreactor’s photocatalytic H2 generation from an ethanol-water mixture when exposed to UV light[150]. Copyright 2017, Hydrogen Energy Publications LLC. Published by Elsevier Ltd. All rights reserved. UV: Ultraviolet.