Development of photocatalytic 3D-Printed cementitious mortars: influence of the curing, spraying time gaps and TiO2 coating rates

Autor: Joaquim A. O. Carneiro, Iran Rocha Segundo, Vasco Teixeira, Manuel F. M. Costa, Elisabete F. Freitas, Carlos J. Tavares, João Pereira, Vitor M. C. F. Cunha, Aires Camões, Behzad Zahabizadeh

Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP
Buildings, Vol 11, Iss 381, p 381 (2021)
Buildings
Volume 11
Issue 9

This work evaluated the photocatalytic activity of 3D-printed cementitious mortar specimens functionalized with TiO2 nanoparticles to obtain a multifunctional and smart concrete. This research aims to assess the influence of different parameters rela

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1f296e705a358140985e3c2bfaec4644

Effect of the displacement rate and inclination angle in steel fiber pullout tests

Autor: Joaquim A. O. Barros, Elisa Poveda, Vitor M. C. F. Cunha, Manuel Tarifa

Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP

This paper summarizes the results obtained in an experimental campaign on the effect of the displacement pullout rate and the inclination angle of the steel fiber pullout tests. For that purpose, specimens were obtained from a self-compacting concret

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a6473fd98fb7aedaefa799c644e193b3
https://doi.org/10.1007/s10704-019-00398-2

Inverse Analysis of Three-Point Bending Tests for 3D Printed Fibre Reinforced Mortars

Autor: Vitor M. C. F. Cunha, João Pereira, Behzad Zahabizadeh, Cláudia Gonçalves

Publikováno v: RILEM Bookseries ISBN: 9783030765460

The 3D concrete printing has been developed as one of the digitized technologies for the construction industry aiming to cope with some drawbacks of conventional construction methods. One of the main particularities of 3D printed cement based materia

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::da9f4d6e147ab6a49d51154712012364
https://doi.org/10.1007/978-3-030-76547-7_26

Effect of polyacrylonitrile fiber on the properties of alkali-activated ceramic/slag-based mortar

Autor: Tiago F. S. Miranda, Vitor M. C. F. Cunha, Eduardo Pereira, Dinis Leitão, Norma Gaibor, Nuno Cristelo

Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP

This study aims to optimize the mechanical behavior of alkali-activated mortar reinforced with polyacrylonitrile fibers. In order to accomplish this, ceramic waste from clay bricks and roof tiles was used as the primary pre- cursor, which was then co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::06db4b15f85adc6e8d24fbf22ec7a610
https://doi.org/10.1016/j.jobe.2021.103367

Assessment of different methods for characterization and simulation of post-cracking behavior of self-compacting steel fiber reinforced concrete

Autor: Fatemeh Soltanzadeh, Vitor M. C. F. Cunha, Joaquim A. O. Barros

Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP

The post-cracking tensile properties of steel fiber reinforced concrete (SFRC) is one of the most important aspects that should be considered in design of SFRC structural members. The parameters that describe the post-cracking behavior of SFRC in ten

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::93d548b43410efd3613f4eb6609c8c55