Zobrazeno 1 - 10
of 29
pro vyhledávání: '"Slawomir Czarnecki"'
Autor:
Fatima Zohra Badi, Salah Eddine Bensebti, Abdelhafid Chabane, Cherif Belebchouche, Tien Tung Ngo, El Hadj Kadri, Slawomir Czarnecki
Publikováno v:
Applied Sciences, Vol 14, Iss 9, p 3828 (2024)
Concrete defects have a significant impact on concrete constructions. These defects should be considered not only aesthetic defects but also structural defects. In this study, a novel Surface Defect Index (SDI) method was developed to quantify the de
Externí odkaz:
https://doaj.org/article/bb263254dfa84449abe4ffa67f399988
Autor:
Cherif Belebchouche, Salah-Eddine Bensebti, Chaima Ould-Said, Karim Moussaceb, Slawomir Czarnecki, Lukasz Sadowski
Publikováno v:
Materials, Vol 16, Iss 18, p 6295 (2023)
This article deals with the study of hazardous chromium leaching, stabilized/solidified by cement CEM II after 28 days of curing, in an acidic environment. The mortars subjected to this study were investigated by X-ray diffraction (XRD) characterizat
Externí odkaz:
https://doaj.org/article/2b73969fd94f4ea18d6a1d9ff679ea4c
Autor:
Slawomir Czarnecki
Publikováno v:
Chemical Engineering Transactions, Vol 94 (2022)
The reason, why the most expensive and advanced structural elements of spacious buildings are floors, is the fact that the materials and process of erecting them are very specialized. Floors are usually made of two layers: a substrate and an overlay
Externí odkaz:
https://doaj.org/article/de82a708cb604203a48755209ca4d472
Autor:
Mohammed Chatbi, Zouaoui R. Harrat, Mohammed A. Benatta, Baghdad Krour, Marijana Hadzima-Nyarko, Ercan Işık, Slawomir Czarnecki, Mohamed Bachir Bouiadjra
Publikováno v:
Materials, Vol 16, Iss 14, p 5040 (2023)
Acknowledging the growing impact of nanotechnologies across various fields, this engaging research paper focuses on harnessing the potential of nano-sized materials as enhancers for concretes. The paper emphasizes the strategic integration of these e
Externí odkaz:
https://doaj.org/article/b8840a6995a1471981ebf0e64e1c33ea
Autor:
Slawomir Czarnecki, Marlena Rudner
Publikováno v:
Buildings, Vol 13, Iss 7, p 1842 (2023)
In the European Union, more than 20% of residential buildings were constructed prior to 1945 and are approaching the end of their projected lifespan. This necessitates renovations or demolitions of these structures. A study was conducted to analyze t
Externí odkaz:
https://doaj.org/article/7b67c4b7b5df495499d80cdfb40c7927
Autor:
Slawomir Czarnecki, Łukasz Sadowski
Publikováno v:
Case Studies in Construction Materials, Vol 16, Iss , Pp e01007- (2022)
The process of creating cement skin is very complex and depends mainly on the material from which the formwork is made. To date, the analyzes of the surface morphology of cement composites have focused mainly on the assessment of the differences betw
Externí odkaz:
https://doaj.org/article/65df2753b9ce474f9d7b78dae44f6105
Autor:
Slawomir Czarnecki, Mateusz Moj
Publikováno v:
Applied Sciences, Vol 13, Iss 8, p 4817 (2023)
The article assesses comparative analyses of some selected machine-learning algorithms for the estimation of the subsurface tensile strength of cementitious composites containing waste granite powder. Any addition of material to cementitious composit
Externí odkaz:
https://doaj.org/article/1b6b9fc39d46497ba4b51a226fd73a43
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 4011 (2023)
This paper predicts the abrasion resistance of a cementitious composite containing granite powder and fly ash replacing up to 30% of the cement weight. For this purpose, intelligent artificial neural network (ANN) models were used and compared. A dat
Externí odkaz:
https://doaj.org/article/fb37ef96348045e3b5217d1b5b456fc4
Autor:
Abdelhamid Karouche, Kamel Hebbache, Cherif Belebchouche, Noureddine Lahbari, Oussama Kessal, Slawomir Czarnecki
Publikováno v:
Materials, Vol 15, Iss 22, p 8232 (2022)
Carbon-fiber-reinforced polymer (CFRP) is a composite material used to mend and strengthen concrete structural elements in civil engineering. The prime aim of this experimental study is to investigate the comportment of confined concrete cylinders (C
Externí odkaz:
https://doaj.org/article/ebd9e0ace7c1406b99b11b5337248fb6
Autor:
Furqan Farooq, Slawomir Czarnecki, Pawel Niewiadomski, Fahid Aslam, Hisham Alabduljabbar, Krzysztof Adam Ostrowski, Klaudia Śliwa-Wieczorek, Tomasz Nowobilski, Seweryn Malazdrewicz
Publikováno v:
Materials, Vol 14, Iss 17, p 4934 (2021)
Artificial intelligence and machine learning are employed in creating functions for the prediction of self-compacting concrete (SCC) strength based on input variables proportion as cement replacement. SCC incorporating waste material has been used in
Externí odkaz:
https://doaj.org/article/3caea164e0a94866ab48ba2826b04c37