Search results
- 1.0557121 - ÚGN 2023 RIV DE eng J - Journal Article
Vavro, Leona - Vavro, Martin - Souček, Kamil - Fíla, Tomáš - Koudelka_ml., Petr - Vavřík, Daniel - Kytýř, Daniel
Study of fracture processes in sandstone subjected to four-point bending by means of 4D X-ray computed micro-tomography.
Acta IMEKO. Roč. 11, č. 2 (2022), č. článku 34. ISSN 2221-870X
R&D Projects: GA MŠMT(CZ) EF16_019/0000766
Institutional support: RVO:68145535 ; RVO:68378297
Keywords : four-point bending test * chevron-notched core specimen * crack propagation * 4D micro-CT * sandstone
OECD category: Environmental and geological engineering, geotechnics; Applied mechanics (UTAM-F)
Method of publishing: Open access
https://acta.imeko.org/index.php/acta-imeko/article/view/1220
Permanent Link: http://hdl.handle.net/11104/0331181File Download Size Commentary Version Access UGN_0557121.pdf 4 1.7 MB Other open-access - 2.0556249 - ÚGN 2023 RIV IT eng J - Journal Article
Vyhlídal, M. - Rozsypalová, I. - Šimonová, H. - Kucharczyková, B. - Rovnaníková, P. - Keršner, Z. - Vavro, Leona - Vavro, Martin - Němeček, J.
Effect of petrographic composition and chemistry of aggregate on the local and general fracture response of cementitious composites.
Frattura ed Integrita Strutturale. Roč. 16, č. 60 (2022), s. 13-29. ISSN 1971-8993
Institutional support: RVO:68145535
Keywords : cement-based composite * force-displacement diagram * fracture test * inclusion * mechanical fracture parameters * rocks
OECD category: Civil engineering
Impact factor: 1.4, year: 2022
Method of publishing: Open access
https://www.fracturae.com/index.php/fis/article/view/3321/3461
Permanent Link: http://hdl.handle.net/11104/0330529File Download Size Commentary Version Access UGN_0556249.pdf 3 6.2 MB Other open-access - 3.0546770 - ÚGN 2022 RIV CZ eng J - Journal Article
Gong, Libin - Souček, Kamil - Waclawik, Petr - Vavro, Martin - Staš, Lubomír - Němčík, J. - Ram, S.
Modelling the Sensitivity of Underground Space Stability to the In Situ Stress Uncertainties: Case Study at the Bukov Underground Research Facility Phase II (Rožná Mine, Czechia).
Acta geodynamica et geomaterialia. Roč. 18, č. 3 (2021), s. 319-334. ISSN 1214-9705. E-ISSN 2336-4351
Institutional support: RVO:68145535
Keywords : numerical modeling * in situ stress * strength-stress ratio * roadway convergence * stability model
OECD category: Mining and mineral processing
Impact factor: 1.000, year: 2021
Method of publishing: Open access
https://www.irsm.cas.cz/index_en.php?page=acta_detail_doi&id=403
Permanent Link: http://hdl.handle.net/11104/0323161File Download Size Commentary Version Access UGN_0546770.pdf 1 5.2 MB Author’s postprint require - 4.0537395 - ÚTAM 2022 RIV GB eng J - Journal Article
Vavřík, Daniel - Beneš, Pavel - Fíla, Tomáš - Koudelka_ml., Petr - Kumpová, Ivana - Kytýř, Daniel - Vopálenský, Michal - Vavro, Martin - Vavro, Leona
Local fracture toughness testing of sandstone based on X-ray tomographic reconstruction.
International Journal of Rock Mechanics and Mining Sciences. Roč. 138, February (2021), č. článku 104578. ISSN 1365-1609. E-ISSN 1873-4545
R&D Projects: GA MŠMT(CZ) EF16_019/0000766
Institutional support: RVO:68378297 ; RVO:68145535
Keywords : local fracture toughness testing * crack path * quasi-brittle material * four-point bending test * direct tension testing * computed tomography * differential tomography
OECD category: Applied mechanics; Environmental and geological engineering, geotechnics (UGN-S)
Impact factor: 6.849, year: 2021
Method of publishing: Open access
https://doi.org/10.1016/j.ijrmms.2020.104578
Permanent Link: http://hdl.handle.net/11104/0318756 - 5.0532158 - ÚGN 2021 CZ cze J - Journal Article
Vavro, Martin - Vavro, Leona - Pticen, F. - Martaus, A. - Reiterman, P. - Souček, Kamil - Ruppenthalová, Lucie - Mec, P.
Kyselé písky z plavení kaolinu a jejich možné využití pro přípravu alkalicky aktivovaných umělých pískovců.
2020. Informátor. Česká společnost pro výzkum a využití jílů. Roč. 66, č. 66 (2020), s. 7-17. ISSN 1802-2480
Institutional support: RVO:68145535
Keywords : sand from kaolin-washing processing * metakaolin * granulated blast furnace slag * alkali-activation * artificial sandstone * pH * porosity * physical and mechanical properties * frost resistance * color
OECD category: Environmental and geological engineering, geotechnics
Method of publishing: Open access
http://www.czechclaygroup.cz/informatory/informator66.pdf
Permanent Link: http://hdl.handle.net/11104/0310809File Download Size Commentary Version Access UGN_0532158.pdf 1 9 MB Publisher’s postprint open-access - 6.0523139 - ÚTAM 2021 RIV CH eng J - Journal Article
Koudelka_ml., Petr - Fíla, Tomáš - Rada, Václav - Zlámal, Petr - Šleichrt, Jan - Vopálenský, Michal - Kumpová, Ivana - Beneš, Pavel - Vavřík, Daniel - Vavro, Leona - Vavro, Martin - Drdácký, Miloš - Kytýř, Daniel
In-situ X-ray differential micro-tomography for investigation of water-weakening in quasi-brittle materials subjected to four-point bending.
Materials. Roč. 13, č. 6 (2020), č. článku 1405. E-ISSN 1996-1944
R&D Projects: GA MŠMT(CZ) EF16_019/0000766
Institutional support: RVO:68378297 ; RVO:68145535
Keywords : fracture propagation * in-situ X-ray 4D micro-CT * differential tomography * digital volume correlation * quasi-brittle materials * water-weakening * four-point bending
OECD category: Materials engineering; Environmental and geological engineering, geotechnics (UGN-S)
Impact factor: 3.623, year: 2020
Method of publishing: Open access
https://doi.org/10.3390/ma13061405
Permanent Link: http://hdl.handle.net/11104/0307537 - 7.0505454 - ÚGN 2019 RIV CZ cze J - Journal Article
Vavro, Martin - Vavro, Leona - Martinec, Petr
Proč mohou některé hutné a pevné usazené horniny velmi snadno zvětrávat - příklad godulských pískovců.
[Why can some high-density and high-strength sedimentary rocks very easily been deteriorated - an example of Godula sandstones.]
Informátor. Česká společnost pro výzkum a využití jílů. Roč. 64, Květen 2019 (2019), s. 5-14. ISSN 1802-2480
R&D Projects: GA MŠMT(CZ) LO1406
Institutional support: RVO:68145535
Keywords : glauconitic sandstones * stone use * construction works * durability and porosity of stone * weathering
OECD category: Geology
Permanent Link: http://hdl.handle.net/11104/0296946File Download Size Commentary Version Access UGN_0505454.pdf 3 2.8 MB Author’s postprint open-access - 8.0505451 - ÚGN 2020 RIV NL eng J - Journal Article
Bukovská, Z. - Soejono, I. - Vondrovic, L. - Vavro, Martin - Souček, Kamil - Buriánek, D. - Dobeš, P. - Švajgera, O. - Waclawik, Petr - Řihošek, J. - Verner, K. - Sláma, Jiří - Vavro, Leona - Koníček, Petr - Staš, Lubomír - Pécskay, Z. - Veselovský, F.
Characterization and 3D visualization of underground research facility for deep geological repository experiments: A case study of underground research facility Bukov, Czech Republic.
Engineering Geology. -, č. 259 (2019), č. článku 105186. ISSN 0013-7952. E-ISSN 1872-6917
R&D Projects: GA MŠMT(CZ) LO1406
Institutional support: RVO:68145535 ; RVO:67985831
Keywords : deep geological repository * underground laboratory * rock mass quality * in situ stress-strain measurements * 3D model * Bohemian Massif
OECD category: Geology; Geology (GLU-S)
Impact factor: 4.779, year: 2019
Method of publishing: Limited access
https://www.sciencedirect.com/science/article/pii/S001379521831723X
Permanent Link: http://hdl.handle.net/11104/0296945File Download Size Commentary Version Access UGN_0505451.pdf 14 868.6 KB Author´s preprint require - 9.0503886 - ÚGN 2020 RIV CZ eng J - Journal Article
Vavro, Leona - Malíková, L. - Frantík, P. - Kubeš, P. - Keršner, Z. - Vavro, Martin
An advanced assessment of mechanical fracture parameters of sandstones depending on the internal rock texture features.
Acta geodynamica et geomaterialia. Roč. 16, č. 2 (2019), s. 157-168. ISSN 1214-9705. E-ISSN 2336-4351
R&D Projects: GA MŠMT(CZ) LO1406
Institutional support: RVO:68145535
Keywords : sandstone * mode I fracture toughness * bending Young's modulus * fracture energy * load–displacement diagram
OECD category: Mechanical engineering
Impact factor: 1.227, year: 2019
Method of publishing: Open access
https://www.irsm.cas.cz/materialy/acta_content/2019_doi/Vavro_AGG_2019_0013.pdf
Permanent Link: http://hdl.handle.net/11104/0295655File Download Size Commentary Version Access UGN_0503886.pdf 4 1.5 MB Publisher’s postprint require - 10.0494096 - ÚGN 2019 RIV CZ eng J - Journal Article
Pavlíková, M. - Pokorný, J. - Jankovský, J. - Záleská, M. - Vavro, Martin - Souček, Kamil - Pavlík, Z.
The effect of the sodium sulphate solution exposure on properties and mechanical resistance of different kinds of renders.
Ceramics - Silikáty. Roč. 62, č. 4 (2018), s. 311-324. ISSN 0862-5468. E-ISSN 1804-5847
Institutional support: RVO:68145535
Keywords : sulphate attack * renders * mechanical resistance * X-Ray CT * chemically induced damage
OECD category: Analytical chemistry
Impact factor: 0.840, year: 2018
https://www.irsm.cas.cz/materialy/cs_content/2018_doi/Pavlikova_CS_2018_0027.pdf
Permanent Link: http://hdl.handle.net/11104/0287327File Download Size Commentary Version Access UGN_0494096.pdf 2 2.3 MB Publisher’s postprint open-access