Zobrazeno 1 - 10
of 203
pro vyhledávání: '"Martin Böhm"'
Publikováno v:
BioResources, Vol 19, Iss 4, Pp 8354-8367 (2024)
The aim of this research was to investigate the effect of false heartwood of beech wood on the shear strength of glued joints for thermoplastic and reactoplastic adhesives for plywood production. The tensile shear strength of the lap joints was teste
Externí odkaz:
https://doaj.org/article/dbff6c65de374b0e80529ad9d0eda77f
Autor:
Dana Koňáková, Vojtěch Pommer, Kateřina Šádková, Martina Záleská, Martin Böhm, Martin Keppert, Eva Vejmelková
Publikováno v:
Developments in the Built Environment, Vol 18, Iss , Pp 100400- (2024)
A reduction in cement consumption can be achieved through the use of supplementary cementitious materials (SCMs). In addition, the utilization of more than one SCM can show a beneficial synergic performance. In this paper, a combination of calcium al
Externí odkaz:
https://doaj.org/article/60b2f906f736441688b42a595ac652a8
Publikováno v:
Buildings, Vol 14, Iss 6, p 1721 (2024)
In this study, the ecotoxicological effects of a selected OSB material on three model plants (green freshwater algae Desmodesmus subspicatus, duckweed Lemna minor, and seeds of lettuce Lactuca sativa) were tested. A 24 h and 168 h leachate of the sam
Externí odkaz:
https://doaj.org/article/e99d50fe304a4e32becb63b7b669e535
Autor:
Maisa M. A. Mansour, Wafaa A. Mohamed, Ahmed A. A. El-Settawy, Martin Böhm, Mohamed Z. M. Salem, Marwa G. S. Farahat
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-15 (2023)
Abstract In the current study, two molds, Aspergillus flavus (ACC# LC325160) and Penicillium chrysogenum (ACC# LC325162) were inoculated into two types of wood to be examined using scanning electron microscopy-energy dispersive X-ray (SEM–EDX) and
Externí odkaz:
https://doaj.org/article/d181f285a2a8434c881f0bb184adc68e
Autor:
Klára Kobetičová, Jana Nábělková, Viktor Brejcha, Martin Böhm, Miloš Jerman, Jiří Brich, Robert Černý
Publikováno v:
Polymers, Vol 15, Iss 19, p 3901 (2023)
Caffeine is a verified bio-protective substance in the fight against the biodegradation of cellulose materials, but its ecotoxicity in this context has not yet been studied. For this reason, the ecotoxicity of flax-fiber-reinforced epoxy composite wi
Externí odkaz:
https://doaj.org/article/7937b6fd2c124c21a641e755b709d2c9
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-13 (2021)
Abstract Recent investigations of a Greco-Roman site at Sais have provided well-preserved archaeobotanical remains within a pile of metal fragments. The remains are compared with comparable modern taxa. The morphology and anatomy are studied using Li
Externí odkaz:
https://doaj.org/article/9f8f704d7d3b4f8f8b762136a6c5170c
Publikováno v:
Energies, Vol 15, Iss 20, p 7678 (2022)
Thermal bridges constitute a significant share in the overall heat losses through building partitions. This is an important issue not only in traditional but also ecological buildings, where the load-bearing structure is often a wooden frame. In part
Externí odkaz:
https://doaj.org/article/a12e726ed7004b85b43f2c86a4976ac4
Publikováno v:
Polymers, Vol 14, Iss 11, p 2209 (2022)
Bone glue with sodium lignosulfonate is a protein-based adhesive. Their combination leads to strong binding necessary for the achievement of adhesive properties. However, biodegradation and ecotoxicity of materials composed of bone glue and sodium li
Externí odkaz:
https://doaj.org/article/a0b02053c7ad421bad08d24e0e6a544f
Publikováno v:
Polymers, Vol 14, Iss 6, p 1162 (2022)
Despite the many benefits associated with the utilization of superabsorbent polymers (SAPs), several drawbacks have been reported. In particular, the effect of SAPs on microstructure, together with its consequences for mechanical properties, is not f
Externí odkaz:
https://doaj.org/article/a71a75b9c62e4deabd6c9054c157fb73
Autor:
Jan Fořt, Klára Kobetičová, Martin Böhm, Jan Podlesný, Veronika Jelínková, Martina Vachtlová, Filip Bureš, Robert Černý
Publikováno v:
Polymers, Vol 14, Iss 7, p 1416 (2022)
End-of-life tires are utilized for various purposes, including sports pitches and playground surfaces. However, several substances used at the manufacture of tires can be a source of concerns related to human health or environment’s adverse effects
Externí odkaz:
https://doaj.org/article/cf3d552e118e4d9080a577fb36b62918