Kurum Yazarı "Yılmaz, Erol" İçin Listeleme
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Pozzolanic effect on the hydration heat of cements incorporating fly ash, obsidian, and slag additives
Ustabaş, İlker; Erdoğdu, Şakir; Ömür, İhsan; Yılmaz, Erol (Hindawi, 2021)Made up of an engineered mix of ordinary Portland cement (OPC) with artificial pozzolans such as trass, fly ash, and slag, the blended cements have been intensely employed within cementitious materials. The main reasons ... -
Predicting long-term impact of cementitious mine fill considering sand as a copper-tailings substitution
Kasap, Tuğrul; Yılmaz, Erol; Sarı, Muhammet; Karasu, Servet (Elsevier, 2023)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 new production techniques or resources that ... -
Progress and prospects of mining with backfill in metal mines in China
Xue, Gaili; Yılmaz, Erol; Wang, Yongding (Springer, 2023)Mining is the foundation of modern industrial development. In the context of the "carbon peaking and carbon neutrality" era, countries have put forward the development strategy of "adhering to the harmonious coexistence ... -
Quantitative analysis of pore characteristics of nanocellulose reinforced cementitious tailings fills using 3D reconstruction of CT images
Wang, Aiai; Cao, Shuai; Yılmaz, Erol (Elsevier, 2023)This study aims at analyzing the influence of contents and types of various nanocelluloses (e.g., CNF, CNC, and MFC) and intermediate microstructure on strength/fracture features of cementitious tailings backfill (CTB). ... -
Recycling dam tailings as cemented mine backfill: Mechanical and geotechnical properties
Kasap, Tuğrul; Yılmaz, Erol; Güner, Nihat Utku; Sarı, Muhammet (Hindawi, 2022)As a result of developing technology and scientific studies, employing dam tailings as critical raw material and vital economic reserve has become widespread recently. Employing dam tailings as a main ingredient of CPB ... -
Reinforcement effect of polypropylene fiber on dynamic properties of cemented tailings backfill under SHPB impact loading
Xue, Gaili; Yılmaz, Erol; Feng, Guorui; Cao, Shuai; Sun, Lijuan (Elsevier, 2021)Dynamic loads such as blasting may lead to diverse levels of failure in cemented tailings backfill (CTB) under diverse strain rates and frequency spectral amplitudes. Hence, changes in dynamic properties of filling due to ... -
Reinforcing effects of polypropylene on energy absorption and fracturing of cement-based tailings backfill under impact loading
Li, Jiajian; Cao, Shuai; Yılmaz, Erol (Springer, 2024)Polypropylene (PP) fiber-reinforced cement-based tailings backfill (FRCTB) is a green compound material with superior crack resistance and has good prospects for application in underground mining. However, FRCTB exhibits ... -
Rheological properties of cemented paste backfill with alkali-activated slag
Kou, Yunpeng; Jiang, Haiqiang; Ren, Lei; Yılmaz, Erol; Li, Yuanhui (Mdpi, 2020)This study investigates the time-dependent rheological behavior of cemented paste backfill (CPB) that contains alkali-activated slag (AAS) as a binder. Rheological measurements with the controlled shear strain method have ... -
Slag-based stabilization/solidification of hazardous arsenic-bearing tailings as cemented paste backfill: Strength and arsenic immobilization assessment
Jiang, Haiqiang; Zheng, Jingru; Fu, You; Wang, Zhuoran; Yılmaz, Erol; Cui, Liang (Elsevier, 2024)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 begun to be practiced as an alternative ... -
Sodium silicate effect on setting properties, strength behavior and microstructure of cemented coal fly ash backfill
Çavuşoğlu, İbrahim; Yılmaz, Erol; Yılmaz, Ali Osman (Elsevier, 2021)Representing an engineered mixture of coal fly ash, cement and water, cemented coal fly ash backfill (CCB) is typically employed for filling the openings created after coal excavation in the earth. A high rate of productivity ... -
A solution to the time-dependent stress sistribution in suborbicular backfilled stope interaction with creeping rock
Yan, Baoxu; Lai, Xingping; Jia, Hanwen; Yılmaz, Erol; Hou, Chen (Hindawi, 2021)The creep behavior of deep weak rock masses is important due to an underground opening. Appreciating the nature and source of these deformations requires the knowledge of rock mass and ground support interaction. The ... -
Strength analysis and optimization of alkali activated slag backfills through response surface methodology
Dai, Xinghang; Ren, Lei; Gu, Xiaozhong; Yılmaz, Erol; Fang, Kun; Jiang, Haiqiang (Frontiers Media, 2022)The significant difference in water-to-binder ratio, activator type and concentration between alkali-activated slag (AAS) paste/mortar/concrete and AAS-based cemented paste backfill (AAS-CPB) means that previous results ... -
Strength and microstructure evolution in cemented mine backfill with low and high pH pyritic tailings: Effect of mineral admixtures
Sarı, Muhammet; Yılmaz, Erol; Kasap, Tuğrul; Güner, Nihat Utku (Elsevier, 2022)To properly dispose mining-induced tailings, diverse techniques including cemented paste fill (CPB) have been already employed. Indeed, tailings are manufactured by using different admixtures which are poisonous to the ... -
Strength development and microstructure characteristics of artificial concrete pillar considering fiber type and content effects
Cao, Shuai; Zheng, Di; Yılmaz, Erol; Yin, ZhenYu; Xue, GaiLi; Yang, FuDou (Elsevier Sci Ltd, 2020)The artificial concrete pillar (ACP) replacement technique is a safe and reliable method to safely mine orebody pillar in room and pillar mining. in contrast to traditional ore pillar, artificial pillar has recently received ... -
Strength, acoustic, and fractal behavior of fiber reinforced cemented tailings backfill subjected to triaxial compression loads
Xue, Gaili; Yılmaz, Erol (Elsevier, 2022)Overall, solid materials like CTB (i.e., cemented tailings backfill) give out low-level seismic signals as they are under stress in underground mining applications involving ground control, rock burst, and coal bump ... -
Study of early-age performance of cementitious backfills with alkali activated slag under internal sulfate attack
Jiang, Haiqiang; Han, Jing; Ren, Lei; Guo, Zhenbang; Yılmaz, Erol (Elsevier, 2023)The vulnerability to internal sulfate attack of calcium-rich ordinary Portland cement (OPC) and its relative high cost force mines to explore technically effective and low cost alternative binders to solidify sulfate-containing ... -
Utilizing concrete pillars as an environmental mining practice in underground mines
Cao, Shuai; Xue, Gaili; Yılmaz, Erol; Yin, Zhenyu; Yang, Fudou (Elsevier Ltd, 2021)Ground control is an integral element of mine design and worker safety. The use of concrete pillars for underground mines is of paramount importance to maintaining the economic and operational security of structures. This ...