Hydrogen production via photolytic oxidation of aqueous sodium sulfite solutions

C Huang, CA Linkous, O Adebiyi… - Environmental science & …, 2010 - ACS Publications
Sulfur dioxide (SO2) emission from coal-burning power plants and refinery operations has
been implicated as a cause of acid rain and other air pollution related problems. The …

Solar hybrid photo-thermochemical sulfur-ammonia water-splitting cycle: Photocatalytic hydrogen production stage

EC Vagia, N Muradov, A Kalyva, T Ali, N Qin… - international journal of …, 2017 - Elsevier
One of the main limitations of existing solar thermochemical water-splitting cycles (WSC) are
that they utilize only thermal component of the solar irradiation neglecting its photonic …

Hybrid photo-thermal sulfur-ammonia water splitting cycle: Thermodynamic analysis of the thermochemical steps

AE Kalyva, EC Vagia, AG Konstandopoulos… - International Journal of …, 2017 - Elsevier
Solar driven hybrid sulfur-ammonia water splitting cycle (HySA) integrates a solar-
photocatalytic hydrogen, H 2, production step (H 2 sub-cycle) with a high-temperature solar …

Particle model investigation for the thermochemical steps of the sulfur–ammonia water splitting cycle

AE Kalyva, EC Vagia, AG Konstandopoulos… - International Journal of …, 2017 - Elsevier
Solar-driven hybrid sulfur–ammonia water splitting cycle (HySA) is a promising technology
for energy and environment applications. The advantage of the proposed cycle is the …

Optimization of the electrooxidation of aqueous ammonium sulfite for hydrogen production at near-neutral pH using response surface methodology

RA Márquez-Montes, RE Orozco-Mena… - International Journal of …, 2020 - Elsevier
Sulfur-based thermochemical cycles, such as the hybrid sulfur-ammonia (HySA) cycle, offer
a valuable approach in which hydrogen is produced by exploiting sulfur dioxide (potentially …

[PDF][PDF] Investigation of the solar hybrid photo-thermochemical sulfur-ammonia water splitting cycle for hydrogen production

AE Kalyvaa, EC Vagiaa… - CHEMICAL …, 2015 - academia.edu
Hydrogen is currently being used in many industries, from chemical and refining to
metallurgical, glass and electronics, while being at the same time a promising energy …

[PDF][PDF] Spectral beam splitter for solar hydrogen production

A Imenes, C Fell, W Stein - Proceedings of Solar, 2007 - researchgate.net
Australia's abundant natural resource of solar energy has the potential to become a main
driver for sustainable production of renewable hydrogen. In order for solar technologies to …

Numerical investigations of the aperture size effect for maintaining a constant temperature in a novel sulfur-ammonia water splitting cycle application

J Sarwar, A Srinivasa, K Kakosimos - Thermal Science, 2017 - doiserbia.nb.rs
Solar-driven thermochemical water splitting cycle is a promising, energy efficient and
environmentally friendly approach to produce hydrogen. In this paper, numerical work has …