Bojović, Dragan

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  • Bojović, Dragan (3)

Author's Bibliography

Influence of Aggregate Type on the Properties on SCC with Fly Ash

Janković, Ksenija; Stojanović, Marko; Bojović, Dragan; Terzić, Anja; Stanković, Srboljub

(2023)

TY  - CONF
AU  - Janković, Ksenija
AU  - Stojanović, Marko
AU  - Bojović, Dragan
AU  - Terzić, Anja
AU  - Stanković, Srboljub
PY  - 2023
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/11172
AB  - This study compared the performance of self-compacting concrete (SCC) based on fly ash addition and limestone filler. A SCC prepared with Portland cement, river sand, and limestone filler was used as a reference sample. Additional experimental self-compacting concretes with different types of fine aggregates, fillers, and special additives for increasing freeze-thaw resistance were prepared and optimized. The correlation between mix design, i.e., percentage of barite sand and additives, and properties of fresh SCC (slump-flow test, V-funnel test, and L-box test), as well as properties of hardened SCC (compressive strengths), were investigated and discussed.
C3  - International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures
T1  - Influence of Aggregate Type on the Properties on SCC with Fly Ash
SP  - 47
EP  - 54
DO  - 10.1007/978-3-031-33187-9_5
ER  - 
@conference{
author = "Janković, Ksenija and Stojanović, Marko and Bojović, Dragan and Terzić, Anja and Stanković, Srboljub",
year = "2023",
abstract = "This study compared the performance of self-compacting concrete (SCC) based on fly ash addition and limestone filler. A SCC prepared with Portland cement, river sand, and limestone filler was used as a reference sample. Additional experimental self-compacting concretes with different types of fine aggregates, fillers, and special additives for increasing freeze-thaw resistance were prepared and optimized. The correlation between mix design, i.e., percentage of barite sand and additives, and properties of fresh SCC (slump-flow test, V-funnel test, and L-box test), as well as properties of hardened SCC (compressive strengths), were investigated and discussed.",
journal = "International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures",
title = "Influence of Aggregate Type on the Properties on SCC with Fly Ash",
pages = "47-54",
doi = "10.1007/978-3-031-33187-9_5"
}
Janković, K., Stojanović, M., Bojović, D., Terzić, A.,& Stanković, S.. (2023). Influence of Aggregate Type on the Properties on SCC with Fly Ash. in International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures, 47-54.
https://doi.org/10.1007/978-3-031-33187-9_5
Janković K, Stojanović M, Bojović D, Terzić A, Stanković S. Influence of Aggregate Type on the Properties on SCC with Fly Ash. in International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures. 2023;:47-54.
doi:10.1007/978-3-031-33187-9_5 .
Janković, Ksenija, Stojanović, Marko, Bojović, Dragan, Terzić, Anja, Stanković, Srboljub, "Influence of Aggregate Type on the Properties on SCC with Fly Ash" in International RILEM Conference on Synergising Expertise towards Sustainability and Robustness of Cement-based Materials and Concrete Structures (2023):47-54,
https://doi.org/10.1007/978-3-031-33187-9_5 . .

The influence of nano-silica and barite aggregate on properties of ultra high performance concrete

Janković, Ksenija S.; Stanković, Srboljub J.; Bojović, Dragan; Stojanović, Marko; Antić, Lana

(2016)

TY  - JOUR
AU  - Janković, Ksenija S.
AU  - Stanković, Srboljub J.
AU  - Bojović, Dragan
AU  - Stojanović, Marko
AU  - Antić, Lana
PY  - 2016
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/1295
AB  - The development of building materials with improved characteristics and their application for increasing structure durability and sustainability is one of the goals in construction sector. The main objective of this paper is to evaluate the influence of nano-silica replacement of cement (2% or 5%) and aggregate type (quartz, barite or its combination 50:50 by volume) on the properties of ultra high performance concrete (UHPC). UHPC with nano-silica and combination of barite and quartz aggregate is composite which has finer pore-size distribution, improvement in compressive and flexural strength and in radiation protection characteristics, with potential usage as building material for hospitals and nuclear facilities. (C) 2016 Elsevier Ltd. All rights reserved.
T2  - Construction and Building Materials
T1  - The influence of nano-silica and barite aggregate on properties of ultra high performance concrete
VL  - 126
SP  - 147
EP  - 156
DO  - 10.1016/j.conbuildmat.2016.09.026
ER  - 
@article{
author = "Janković, Ksenija S. and Stanković, Srboljub J. and Bojović, Dragan and Stojanović, Marko and Antić, Lana",
year = "2016",
abstract = "The development of building materials with improved characteristics and their application for increasing structure durability and sustainability is one of the goals in construction sector. The main objective of this paper is to evaluate the influence of nano-silica replacement of cement (2% or 5%) and aggregate type (quartz, barite or its combination 50:50 by volume) on the properties of ultra high performance concrete (UHPC). UHPC with nano-silica and combination of barite and quartz aggregate is composite which has finer pore-size distribution, improvement in compressive and flexural strength and in radiation protection characteristics, with potential usage as building material for hospitals and nuclear facilities. (C) 2016 Elsevier Ltd. All rights reserved.",
journal = "Construction and Building Materials",
title = "The influence of nano-silica and barite aggregate on properties of ultra high performance concrete",
volume = "126",
pages = "147-156",
doi = "10.1016/j.conbuildmat.2016.09.026"
}
Janković, K. S., Stanković, S. J., Bojović, D., Stojanović, M.,& Antić, L.. (2016). The influence of nano-silica and barite aggregate on properties of ultra high performance concrete. in Construction and Building Materials, 126, 147-156.
https://doi.org/10.1016/j.conbuildmat.2016.09.026
Janković KS, Stanković SJ, Bojović D, Stojanović M, Antić L. The influence of nano-silica and barite aggregate on properties of ultra high performance concrete. in Construction and Building Materials. 2016;126:147-156.
doi:10.1016/j.conbuildmat.2016.09.026 .
Janković, Ksenija S., Stanković, Srboljub J., Bojović, Dragan, Stojanović, Marko, Antić, Lana, "The influence of nano-silica and barite aggregate on properties of ultra high performance concrete" in Construction and Building Materials, 126 (2016):147-156,
https://doi.org/10.1016/j.conbuildmat.2016.09.026 . .
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Determination of Recycled Aggregate Concrete Degradation By Resonance Frequency Analysis

Janković, Ksenija S.; Stanković, Srboljub; Nikolić, Dragan; Bojović, Dragan; Lončar, Ljiljana

(2011)

TY  - JOUR
AU  - Janković, Ksenija S.
AU  - Stanković, Srboljub
AU  - Nikolić, Dragan
AU  - Bojović, Dragan
AU  - Lončar, Ljiljana
PY  - 2011
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/4253
AB  - The evaluation of the dynamic modulus of elasticity of twelve different concrete mix proportions as a function of the density and degradations due to freeze/thaw cycles is presented in this paper. Pore system and saturation are the main factors for concrete freeze-thaw resistance. The frequency analysis of ultrasonic waves in concrete after every 25 cycles was done. Dynamic modulus of elasticity was determination by resonance frequency analysis. This parameter is 35-50% smaller for concrete with recycled bricks as aggregate than ordinary concrete. For all concrete mixes dynamic and static (measured by destructive testing) modules of elasticity were compared.
T2  - Romanian Journal of Materials
T1  - Determination of Recycled Aggregate Concrete Degradation By Resonance Frequency Analysis
VL  - 41
IS  - 1
SP  - 22
EP  - 25
UR  - https://hdl.handle.net/21.15107/rcub_vinar_4253
ER  - 
@article{
author = "Janković, Ksenija S. and Stanković, Srboljub and Nikolić, Dragan and Bojović, Dragan and Lončar, Ljiljana",
year = "2011",
abstract = "The evaluation of the dynamic modulus of elasticity of twelve different concrete mix proportions as a function of the density and degradations due to freeze/thaw cycles is presented in this paper. Pore system and saturation are the main factors for concrete freeze-thaw resistance. The frequency analysis of ultrasonic waves in concrete after every 25 cycles was done. Dynamic modulus of elasticity was determination by resonance frequency analysis. This parameter is 35-50% smaller for concrete with recycled bricks as aggregate than ordinary concrete. For all concrete mixes dynamic and static (measured by destructive testing) modules of elasticity were compared.",
journal = "Romanian Journal of Materials",
title = "Determination of Recycled Aggregate Concrete Degradation By Resonance Frequency Analysis",
volume = "41",
number = "1",
pages = "22-25",
url = "https://hdl.handle.net/21.15107/rcub_vinar_4253"
}
Janković, K. S., Stanković, S., Nikolić, D., Bojović, D.,& Lončar, L.. (2011). Determination of Recycled Aggregate Concrete Degradation By Resonance Frequency Analysis. in Romanian Journal of Materials, 41(1), 22-25.
https://hdl.handle.net/21.15107/rcub_vinar_4253
Janković KS, Stanković S, Nikolić D, Bojović D, Lončar L. Determination of Recycled Aggregate Concrete Degradation By Resonance Frequency Analysis. in Romanian Journal of Materials. 2011;41(1):22-25.
https://hdl.handle.net/21.15107/rcub_vinar_4253 .
Janković, Ksenija S., Stanković, Srboljub, Nikolić, Dragan, Bojović, Dragan, Lončar, Ljiljana, "Determination of Recycled Aggregate Concrete Degradation By Resonance Frequency Analysis" in Romanian Journal of Materials, 41, no. 1 (2011):22-25,
https://hdl.handle.net/21.15107/rcub_vinar_4253 .