Cation exchange of natural zeolites: Worldwide research

F Morante-Carballo, N Montalván-Burbano… - Sustainability, 2021 - mdpi.com
Research on natural zeolites (NZ) has increased over the years, showing potential in
different areas, and many of them involve cation exchange (CE), considered one of the …

New deposit of Mordenite–Clinoptilolite in the Eastern Region of Cuba: uses as pozzolans

JL Costafreda, DA Martín - Molecules, 2021 - mdpi.com
This work describes the newly discovered zeolites in the eastern region of Cuba. In the
researched area, there have been no previous studies of natural zeolite exploration …

Volcanic Ash from the Island of La Palma, Spain: An Experimental Study to Establish Their Properties as Pozzolans

L Presa, S Rosado, C Peña, DA Martín, JL Costafreda… - Processes, 2023 - mdpi.com
The eruption of the Cumbre Vieja volcano on 19 September 2021, resulted in the deposition
of large quantities of volcanic ash (VA), causing a great impact on the citizens. This work …

Zeolitic microporous materials and their applications

S Valencia - Molecules, 2021 - mdpi.com
Research in the field of zeolites is a very active and relevant area, since these materials are
still widely used as catalysts and adsorbents in many industrial applications, despite the …

[HTML][HTML] New Discovery of Natural Zeolite-Rich Tuff on the Northern Margin of the Los Frailes Caldera: A Study to Determine Its Performance as a Supplementary …

JL Costafreda, DA Martín, MA Sanjuán… - Materials, 2024 - mdpi.com
The release of Neogene volcanism in the southeastern part of the Iberian Peninsula
produced a series of volcanic structures in the form of stratovolcanoes and calderas; …

Improving the Performance of Mortars Made from Recycled Aggregates by the Addition of Zeolitised Cineritic Tuff

DA Martín, JL Costafreda, JL Costafreda Jr, L Presa - Crystals, 2022 - mdpi.com
Metropolitan construction and demolition waste (CDW) is currently an important source of
recycled materials that, despite having completed their useful life cycle, can be …

Mineral, Chemical and Technical Characterization of Altered Pyroxenic Andesites from Southeastern Spain for Use as Eco-Efficient Natural Materials

DA Martín, JL Costafreda, MA Sanjuán… - Applied Sciences, 2023 - mdpi.com
Climate change is already an undeniable reality, and it is a direct consequence of our
society's lifestyle and the indiscriminate use of certain materials, such as Portland cement …

[HTML][HTML] Effect of Incorporating Natural Zeolitic Tuffs in Concrete Mixed and Cured Using Seawater

A Qsymah, H Alqawasmeh, M Ayasrah… - Eng, 2024 - mdpi.com
Concrete production has increasingly used seawater to overcome the challenge of
freshwater scarcity. Although the use of seawater in concrete still has a controversial …

Properties and applications of natural zeolites

AMM Franco, ER García… - Brazilian Journal of …, 2024 - ojs.brazilianjournals.com.br
Natural Zeolites are crystalline aluminosilicates with very particular properties, both physical
and chemical, such as reversible water adsorption, ion exchange without modifications in …

A New Study of the Lower Levels of the Los Frailes Caldera (Spain) for the Location and Characterisation of Pozzolans as Construction Materials

DA Martín, JL Costafreda, L Presa, J Zambrano… - Construction …, 2022 - mdpi.com
Over the last two decades, there was been intensive study of pozzolans on the surface of the
Los Frailes Caldera (Spain) for possible use as construction materials; however, research …