Production of aragonite whiskers by carbonation of fine recycled concrete wastes: an alternative pathway for efficient CO2 sequestration

P Shen, Y Jiang, Y Zhang, S Liu, D Xuan, J Lu… - … and Sustainable Energy …, 2023 - Elsevier
In this study, a wet carbonation method targeting high carbonation rate was developed to
prepare aragonite whisker using fine recycled concrete waste (FRCW), aiming to effectively …

Water: How Does It Influence the CaCO3 Formation?

H Du, E Amstad - Angewandte Chemie International Edition, 2020 - Wiley Online Library
Nature produces biomineral‐based materials with a fascinating set of properties using only
a limited number of elements. This set of properties is obtained by closely controlling the …

Phase assemblance evolution during wet carbonation of recycled concrete fines

P Shen, Y Zhang, Y Jiang, B Zhan, J Lu… - Cement and Concrete …, 2022 - Elsevier
In this work, recycled concrete fine (RCF), one of the major products generated from waste
concrete recycling process, was carbonated in water. The carbonation mechanism of RCF is …

Preparation aragonite whisker-rich materials by wet carbonation of cement: Towards yielding micro-fiber reinforced cement and sequestrating CO2

P Shen, J Lu, Y Zhang, Y Jiang, S Zhang… - Cement and Concrete …, 2022 - Elsevier
In this study, an innovative wet carbonation process was developed to prepare aragonite
whisker-rich materials (AWM) from cement and simulated flue gas, which subsequently …

Corrosion resistance of a superhydrophobic calcium carbonate coating on magnesium alloy by ultrasonic cavitation-assisted chemical conversion

Y Wang, Z You, K Ma, C Dai, D Wang, J Wang - Corrosion Science, 2023 - Elsevier
A superhydrophobic anticorrosive CaCO 3 coating was prepared on Mg-Nd alloy by
ultrasound-assisted chemical conversion. Results show that the prepared coating consists of …

A hydrated crystalline calcium carbonate phase: Calcium carbonate hemihydrate

Z Zou, WJEM Habraken, G Matveeva, ACS Jensen… - Science, 2019 - science.org
As one of the most abundant materials in the world, calcium carbonate, CaCO3, is the main
constituent of the skeletons and shells of various marine organisms. It is used in the cement …

Controllable synthesis of calcium carbonate with different geometry: comprehensive analysis of particle formation, cellular uptake, and biocompatibility

H Bahrom, AA Goncharenko… - ACS Sustainable …, 2019 - ACS Publications
Carefully designed micro-and nanocarriers can provide significant advantages over
conventional macroscopic counterparts in drug delivery applications. For the successful …

The crystallization of amorphous calcium carbonate is kinetically governed by ion impurities and water

M Albéric, L Bertinetti, Z Zou, P Fratzl… - Advanced …, 2018 - Wiley Online Library
Many organisms use amorphous calcium carbonate (ACC) and control its stability by various
additives and water; however, the underlying mechanisms are yet unclear. Here, the effect of …

A non-classical view on calcium oxalate precipitation and the role of citrate

E Ruiz-Agudo, A Burgos-Cara, C Ruiz-Agudo… - Nature …, 2017 - nature.com
Although calcium oxalates are relevant biominerals, their formation mechanisms remain
largely unresolved. Here, we investigate the early stages of calcium oxalate formation in …

Additives control the stability of amorphous calcium carbonate via two different mechanisms: surface adsorption versus bulk incorporation

Z Zou, X Yang, M Albéric, T Heil… - Advanced Functional …, 2020 - Wiley Online Library
The mechanisms by which organisms control the stability of amorphous calcium carbonate
(ACC) are yet not fully understood. Previous studies have shown that the intrinsic properties …