Long-term ageing characteristics of cemented paste backfill: Usability of sand as a partial substitute of hazardous tailings
Considering environmental problems caused by sulfidic tailings as a result of long-term
ageing as well as inadequacies in their gradations in ensuring the strength needed for …
ageing as well as inadequacies in their gradations in ensuring the strength needed for …
Analyzing microscopic structure and macroscopic strength behavior of cement-based tail fills incorporating fiber by X-ray CT scanning technique
M Jiang, S Cao, E Yilmaz - Construction and Building Materials, 2024 - Elsevier
Using structurally layered cementitious tailings backfill (CTB) as synthetic roof material for
down-cut-and-fill mining can save cost while ensuring mechanical properties. In the current …
down-cut-and-fill mining can save cost while ensuring mechanical properties. In the current …
Mechanical, energy evolution, damage and microstructural behavior of cemented tailings-rock fill considering rock content and size effects
H Qin, S Cao, E Yilmaz - Construction and Building Materials, 2024 - Elsevier
Cemented tailings-rock fill (CTRF) is crucial for engineering intention and durability of re-
filled stopes in deep underground mines. The current work examined the effects of fragment …
filled stopes in deep underground mines. The current work examined the effects of fragment …
[HTML][HTML] Slag-based stabilization/solidification of hazardous arsenic-bearing tailings as cemented paste backfill: Strength and arsenic immobilization assessment
H Jiang, J Zheng, Y Fu, Z Wang, E Yilmaz… - Case Studies in …, 2024 - Elsevier
The widespread occurrence of toxic arsenic in sulfidic and non-ferrous waste tailings
hinders its disposal as cement paste backfill (CPB). Alkali activated slag (AAS) has recently …
hinders its disposal as cement paste backfill (CPB). Alkali activated slag (AAS) has recently …
Predicting long-term impact of cementitious mine fill considering sand as a copper-tailings substitution
It is of great importance to use different materials or techniques to enhance the
quality/behavior of cementitious mine fill (CMF). This leads the mining industry to evaluate …
quality/behavior of cementitious mine fill (CMF). This leads the mining industry to evaluate …
Macro-mesoscopic mechanical properties and damage progression of cemented tailings backfill under cyclic static load disturbance
X Song, Y Huang, S Wang, H Yu, Y Hao - Composite Structures, 2023 - Elsevier
Frequent mining stress disturbances in deep-earth resource extraction lead to different
degrees of initial damage within cemented tailings backfill (CTB), which in turn changes the …
degrees of initial damage within cemented tailings backfill (CTB), which in turn changes the …
[HTML][HTML] Damage evolution, brittleness and solidification mechanism of cement soil and alkali-activated slag soil
K Geng, J Chai, Y Qin, Z Xu, J Cao, H Zhou… - Journal of Materials …, 2023 - Elsevier
Alkali-activated materials are environmentally friendly gelling agents that have been
intensively studied in soil solidification over a long period of time. Currently, there is little …
intensively studied in soil solidification over a long period of time. Currently, there is little …
Understanding the static rate dependence of early fracture behavior of cemented paste backfill using digital image correlation and acoustic emission techniques
In mining engineering practice, cemented paste backfill (CPB) are subjected to loads at
different static rates, so it is crucial to clarify the mechanical evolution mechanism of CPBs at …
different static rates, so it is crucial to clarify the mechanical evolution mechanism of CPBs at …
Cementitious backfill with partial replacement of Cu-rich mine tailings by sand: Rheological, mechanical and microstructural properties
The thinning of tailings gradation during ore processing leads to a sizeable fall in the
strength of cementitious paste backfill (CPB), increases operational risks, and encourages …
strength of cementitious paste backfill (CPB), increases operational risks, and encourages …
Polymer shape effect on damage evolution, internal defects and crack propagation of 3D-printed polymer-based cementitious backfill
H Zhang, S Cao, E Yilmaz - Construction and Building Materials, 2023 - Elsevier
The strength property and damage mode of cementitious tailings backfill (CTB) are
governed by its structural characteristics in the presence of the microstructure/internal defect …
governed by its structural characteristics in the presence of the microstructure/internal defect …