Photocatalytic degradation of tetracycline hydrochloride with gC3N4/Ag/AgBr composites

J Song, K Zhao, X Yin, Y Liu, I Khan, SY Liu - Frontiers in Chemistry, 2022 - frontiersin.org
Graphite carbon nitride (g-C3N4), as a polymer semiconductor photocatalyst, is widely used
in the treatment of photocatalytic environmental pollution. In this work, a Z-scheme g …

A redox model for NO oxidation, NH3 oxidation and high temperature standard SCR over Cu-SSZ-13

R Daya, DJ Deka, A Goswami, U Menon… - Applied Catalysis B …, 2023 - Elsevier
A kinetic model is developed to predict the influence of temperature and hydrothermal aging
on the redox of active Cu sites under standard SCR, NO oxidation and NH 3 oxidation …

Competition between Mononuclear and Binuclear Copper Sites across Different Zeolite Topologies

A Wijerathne, A Sawyer, R Daya, C Paolucci - JACS Au, 2024 - ACS Publications
A key challenge for metal-exchanged zeolites is the determination of metal cation speciation
and nuclearity under synthesis and reaction conditions. Copper-exchanged zeolites, which …

Kinetic modeling of NH3-selective catalytic reduction (SCR) over a mildly hydrothermally aged commercial Cu-SSZ-13 catalyst

L Wei, YR Chen, S Marino, Y Gu, WS Epling - Chemical Engineering …, 2023 - Elsevier
Cu-SSZ-13 is often studied as a selective catalytic reduction (SCR) of NO x catalyst for
diesel after-treatment systems. Mild hydrothermal aging (HTA) is commonly known to cause …

Pt/doped mullite catalysts with abundant oxygen vacancies and enhanced oxygen migration capacity for NO oxidation

D He, X Ding, S Li, Y Liu, M Zhao, J Wang, Y Chen - Journal of Catalysis, 2023 - Elsevier
Deep catalytic removal of nitrogen oxides is one of the widespread research topics, mainly
limited by the low temperature activity and hydrothermal stability of the first step for NO …

Mechanism-based kinetic modeling of N2O formation on SCR activity over Cu-SSZ-13 catalysts for diesel vehicle

D Yao, Y Li, B Liu, X Hu, F Wu - Applied Catalysis A: General, 2022 - Elsevier
A three-site SCR model including Z2Cu, ZCuOH and Brönsted acid sites has been
developed for accurately describing SCR reactions and N 2 O formation over Cu-SSZ-13 …

Acid-washing-alkali-fusion pretreated red mud for fabricating Cu-based BEA zeolite for NH3-SCR

H Yang, L Hu, Y Wu, J Li, B Zhang, L Han… - Separation and Purification …, 2024 - Elsevier
The utilization of red mud as a solid waste to fabricate high-value-added products was a
critical approach to reduce its storage. This research successfully synthesized a series of Cu …

Impact of mild hydrothermal aging on kinetics of NH3, NO, SO2 and CO oxidation reactions on Cu/SSZ-13 catalyst

T Zheleznyak, P Kočí, W Epling - Chemical Engineering Journal, 2024 - Elsevier
Cu/SSZ-13 is a catalyst commonly used for selective catalytic reduction (SCR) of nitrogen
oxides (NO x) in diesel engine exhaust. Standard configurations are based on SCR …

Degenerating effect of transformation and loss of active sites on NH3-SCR activity during the hydrothermal aging process for Cu-SSZ-13 molecular sieve catalyst

B Guan, J Zhou, Z Liu, X Wu, Y Wei, J Guo… - Chemical Engineering …, 2023 - Elsevier
A series of Cu-SSZ-13 small-pore molecular sieve catalysts are prepared by the ion-
exchange method, analyzed, and tested by changing the synthesis ratio, and performing …

First-Principles Simulation of Active Site Selectivity for CO2 and H2 Adsorption on Mg(OH)+/Mg2+ and Ca(OH)+/Ca2+ Zeolites

PP Samal, S Krishnamurty - The Journal of Physical Chemistry C, 2024 - ACS Publications
One very effective strategy for addressing global warming and transitioning to sustainable
energy sources is selective CO2 separation over H2. Porous materials, particularly zeolites …