Zobrazeno 1 - 10
of 58
pro vyhledávání: '"Ivana, Kumpová"'
Publikováno v:
Fracture and Structural Integrity, Vol 19, Iss 71 (2024)
This article deals with identifying defects of layered high strength steel materials with the help of tomography measurement. Test samples were made of S960 High Strength Steel to which layers of either aluminium bronze, hardchrome, cobalt alloy or s
Externí odkaz:
https://doaj.org/article/38f32ce51e9946cd9fac299710d15ffb
Autor:
Daniel Vavřík, Andrei Kazanskii, Jitka Neoralová, Rita Lyons Kindlerová, Dana Novotná, Petra Vávrová, Ivana Kumpová, Michal Vopálenský, Tomáš Kyncl
Publikováno v:
Heritage Science, Vol 12, Iss 1, Pp 1-13 (2024)
Abstract This paper presents the use of X-ray computed tomography and X-ray fluorescence in the analysis and expert research of the seventeenth century printed book "Eukhologīon albo Molitoslov, ili Trebnik" from Kiev. The main purpose of the survey
Externí odkaz:
https://doaj.org/article/450276553c3a4363ba159b33d951094f
Autor:
Jonathan Glinz, Julia Maurer, Martin Holzleitner, Francesco Pace, Antonios Stamopoulos, Michal Vopálenský, Ivana Kumpová, Michael Eckl, Johann Kastner, Sascha Senck
Publikováno v:
Acta Polytechnica CTU Proceedings, Vol 42 (2023)
The reinforcement of fused filament fabricated (FFF) components with continuous fibers allows for high versatility in the design of mechanical properties for a specific applications needs. However, the bonding quality between continuous fibers and th
Externí odkaz:
https://doaj.org/article/4c044254863d4ef0a82ef13dd502d738
Autor:
Michal Hlobil, Ivana Kumpová
Publikováno v:
Data in Brief, Vol 46, Iss , Pp 108903- (2023)
This dataset contains a collection of digitized three-dimensional hardened cement paste microstructures obtained from X-ray micro-computed tomography. Four sets of ordinary Portland cement-based pastes were produced and X-ray screened, varying in the
Externí odkaz:
https://doaj.org/article/84321aa444b7407fbf5df5592e3f3100
Autor:
Ivana Kumpová, Tomáš Fíla, Petr Koudelka, Iva Rozsypalová, Zbyněk Keršner, Daniel Kytýř, Michal Vopálenský, Daniel Vavřík
Publikováno v:
Civil Engineering Journal, Vol 2020, Iss 1, Pp 124-134 (2020)
Quasi-brittle materialslike cement-based composites, rocks,and bricksare subjected to a number ofenvironmental loadings throughout the life cycleof buildings. For instance, fluctuation ofthe ambient temperature (climaticcyclesor fire) causing a varie
Externí odkaz:
https://doaj.org/article/330a889ce2154459bf9796bdc3124cff
Autor:
Rastislav Korený, Michal Vopálenský, Ivana Kumpová, Šárka Msallamová, Klára Drábková, Marek Fikrle, Petr Valenta, Jaroslav Frána
Publikováno v:
Archeologické Rozhledy, Vol 73, Iss 4 (2022)
Předmětem výzkumu je pár náramků z Nového Knína, okr. Příbram, z nichž první se objevil v roce 1965, druhý v roce 2014. První náramek byl v minulosti charakterizován jako stříbrný, s analogiemi v skandinávském kruhovém šperku 1
Externí odkaz:
https://doaj.org/article/2f99a1ed74a746c997908222a6d46061
Publikováno v:
Acta Polytechnica CTU Proceedings, Vol 25, Iss 0, Pp 58-63 (2019)
This paper deals with the pilot characterization of a special alkali-activated aluminosilicate composite composed of waste brick powder, brick rubble and a solution of potassium water glass. Fracture tests were conducted on the specimens via three-po
Externí odkaz:
https://doaj.org/article/0404665b2ccb478b9e558ea9238707ee
Autor:
Daniel Kytýř, Tomáš Fíla, Petr Koudelka, Ivana Kumpová, Michal Vopálenský, Leona Vavro, Martin Vavro
Publikováno v:
Acta Polytechnica CTU Proceedings, Vol 18, Iss 0, Pp 20-23 (2018)
High-resolution time-lapse micro-focus X-ray computed tomography is an effective method for investigation of deformation processes on volumetric basis including fracture propagation characteristics of non-homogeneous materials subjected to mechanical
Externí odkaz:
https://doaj.org/article/254cc8b66042449193f0aeeda0b9d05b
Autor:
Petr Koudelka, Veronika Koudelková, Tomáš Doktor, Ivana Kumpová, Daniel Kytýř, Jaroslav Valach
Publikováno v:
Acta Polytechnica CTU Proceedings, Vol 18, Iss 0, Pp 55-60 (2018)
Historical buildings represent invaluable heritage from the past and therefore their protection is a very important task. Assessment of their condition must not cause damage accumulation, thus the least possible volume removed from the structure is e
Externí odkaz:
https://doaj.org/article/d7ab55109ad34d3cb99634e4ddfb7730
Autor:
Tomáš Doktor, Ivana Kumpová, Sebastian Wroński, Maciej Śniechowski, Jacek Tarasiuk, Giancarlo Forte, Daniel Kytýř
Publikováno v:
Acta Polytechnica CTU Proceedings, Vol 18, Iss 0, Pp 24-27 (2018)
The paper deals with investigation on directional variations of mechanical response in 3D printed models of human trabecular bone. Sample of trabecular bone tissue was resected from human donor and 3D model was obtained by X-ray computed tomography.
Externí odkaz:
https://doaj.org/article/19912453ae5b4f4cae9b66ffb29dbbc3