GX & Decarbonization Research

Carlos Rodríguez, Pablo Gómez, Felipe Martí +6

This paper presents microstructural, mineralogical, and mechanical study of low-carbon autoclaved concrete (AC) by partially or fully replacing ordinary Portland cement (OPC) with ground-granulated blast furnace slag (BFS) and substituting …

H. Prathap, B. Narendra, S. N. Kumar

This study optimizes the mix proportion of tri-blend geopolymer self-compacting concrete using GGBS, fly ash, and silica fume, achieving both workability and strength. By utilizing industrial by-products, it reduces environmental impact and…

Nada Oulad Moussa, Mohamed El Haim, Loubaba Rida

This review examines limestone-calcined clay cement (LC3) as a low-carbon binder for 3D concrete printing. LC3 reduces CO2 emissions by 30-50% compared to ordinary Portland cement while achieving high yield stress, thixotropy, and printabil…

A. Alariyan, Anas Alaryan, Mahmoud Alhashash +5

This review systematically analyzes the integration of biomaterials in cement-based composites, focusing on their physical, mechanical, and durability properties. It consolidates existing knowledge to assess carbon footprint reduction and e…

Xunchang Li, Chenyu Miao, Bo Yuan +3

This study investigates the mechanical and microstructural behavior of cement-silt-modified aeolian sand using unconfined compression tests and SEM. Cement content is identified as the key factor, with synergistic interactions enhancing com…

L. Baldazzi, Andrea Saccani, S. Manzi

This review explores the potential of using construction and demolition waste (CDW) as precursors or aggregates in alkali-activated materials (AAMs), offering a sustainable alternative to ordinary Portland cement. While CDW recycling faces …

B. Abdulhadi, A. H. Abd Ulameer, A.W.A. Hussein +2

This study conducts a Life Cycle Assessment (LCA) of a two-story school building in Iraq comparing reinforced concrete and structural steel systems using OpenLCA software per ISO 14040/14044. Concrete emits 27% less CO2 and uses 55% less en…

Abhishek Chanda, Sonal Thakkar

This study investigates fly ash, GGBFS, and calcium carbide residue (CCR) as precursors for one-part alkali-activated binders. Optimal mechanical performance was achieved at 2.5% CCR content, demonstrating a low-carbon alternative to Ordina…

W. O., B. S., Surprise Olaomo O +1

This literature-based study examines eco-friendly building materials (e.g., hemp, bamboo, recycled PET felt) for acoustics in art and craft centers. It finds that sustainable alternatives can match conventional materials in sound absorption…

R. Ratnawati, E. Prasetio

This study examines regulatory and institutional barriers to green cement adoption in Indonesia's construction sector using mixed methods. It finds regulatory asymmetry: strong coercive pressure on producers but no mandatory requirements fo…

N. Lialina, I. Ohorodnik, O. Bondarenko

This paper examines hemp-based building materials as a sustainable alternative, showing through compression and bending tests that they match or exceed traditional materials in performance, offering a pathway to decarbonize construction. It…

Nikhil D Prajapati, D. Nath, D. K. Mehta

Geopolymer concrete, using fly ash and GGBS as binders, offers a sustainable alternative to ordinary Portland cement by reducing carbon emissions and promoting circular economy. The review highlights its mechanical performance and complianc…

M. Somiah, I. Manu, F. O. Danso +1

This study assesses the feasibility of using locally sourced chicken eggshell powder (CESP) as a supplementary cementing material in concrete in Ghana. Tests with 0-20% replacement show improved compressive and flexural strength up to 10% r…

Pham My, Nguyễn Thị Bích, Hong +1

This study applies thermodynamic modeling and life cycle assessment to limestone calcined clay cement (LC3) formulations with clinker content from 65% to 35%. The formation of carboaluminate phases yields a denser microstructure. The LC3-50…

L. Pagoto, Maria Paula Hêngling Christófani Moraes, Geovanna Morales Faldão +2

This bibliometric analysis examines literature on magnesium oxide as a binder in civil construction from 2020–2024. Key findings include a decline in publications, China's dominance (47.15%), and concentration in specific journals. The stud…

K. K., M. Guptha, K. M +3

This review comprehensively examines next-generation low-carbon cementitious binders for concrete, including SCM, LC3, alkali-activated materials, geopolymers, and carbon-based technologies. It covers binding mechanisms, fresh and hardened …

Mohammad S. M. Almulhim, Ahmed Essa Al Muhanna, Noman Ashraf

This study evaluates how optimizing reinforced concrete beam dimensions affects the environmental impact of building construction. Using structural analysis and life cycle assessment on a multistory building, the authors compare embodied ca…

Z. Akbulut, I. Merta, S. Guler +1

This review examines structural lightweight concrete (SLWC) innovations, showing that combining lightweight aggregates with SCMs (MK, GGBFS, LC3) reduces CO2 by 15-40% and seismic base shear by 20-30% compared to conventional concrete.

D. Sau, T. Hazra, Amit Shiuly +1

This study evaluates the environmental and economic performance of recycled plastic waste aggregate (RPWA) as partial replacement for natural aggregates in concrete using LCA (with and without mass allocation) and LCCA. Results show that ma…

Miljan Vlahović, Anja Terzić, Željko Arsić +1

This study investigates the use of beechwood biochar as a partial replacement for sand in mortar. Results show that up to 10 wt.% biochar yields acceptable mechanical performance for non-structural applications, offering lower density and v…