Browsing UiS Brage by Author "Gebremariam, Kidane Fanta"
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Arkeologisk undersøkelse av aktivitets- og bosetningsområde ID 177683 fra stein-, bronse- og jernalder, med dyrkingslag, husrester og kokegroper : Sakkastad gnr 36, bnr. 4, Haugesund kommune
Bjørdal, Even; Mikkelsen, Karoline; Mooney, Dawn Elise; Lechterbeck, Jutta; Gebremariam, Kidane Fanta; Hollund, Hege (Oppdragsrapport;2019/18, Research report, 2019)Lokaliteten ID 177683 på Sakkastad gnr. 36 i Haugesund kommune ble arkeologisk undersøkt av personale fra Am, UiS i tidsperioden april-juni 2017. De viktigste resultatene fra utgravningen er som følger: • Man påviste ... -
Cement properties characterization from a section retrieved from an oil production well after 33 years of downhole exposure
Beltran Jimenez, Katherine; Gardner, Dave; Kragset, Steinar; Gebremariam, Kidane Fanta; Reales, Oscar A. M.; Minde, Mona Wetrhus; Lourenco de Souza, Marcelo I.; Aasen, Jan Aage; Skadsem, Hans Joakim; Delabroy, Laurent (Peer reviewed; Journal article, 2021)A unique data set has been constructed based on the study of class G cement recovered from an oil well on the Norwegian continental shelf. The cement was placed between two casing sections and submitted to downhole conditions ... -
Challenging an old theory – Portable X-ray fluorescence(pXRF) analyses of greenstone adzes in Rogaland, southwestern Norway
Nyland, Astrid Johanne; Gebremariam, Kidane Fanta; With, Ruben (Chapter, 2022)The first large scale regional provenance analysis of greenstone and diabase adzes in western Norway was undertaken forty years ago. The study identified two social territories, which have been central in Norwegian archaeology ... -
Engineering properties and microstructure of a sustainable roof tile manufactured with waste rice husk ash and ceramic sludge addition
Subashi De Silva, G. H. M. J.; Aagani, T.H.F; Gebremariam, Kidane Fanta; Samarakoon, Mudiyansele Samindi Manjula K (Peer reviewed; Journal article, 2022)Clay replacement with waste rice husk ash (RHA) and ceramic sludge (CS), helps to reduce the consumption of natural clay and solves the ecological issues created by waste disposal. In this study, properties of waste RHA ... -
Randaberg sentrum øst, plan 2011004: Jordbrukspor i gammel utmark : Harastad, gnr 49., bnr. 846, 847, Randaberg kommune, Rogaland
Demuth, Volker; Westling, Sara Fredrika; Gebremariam, Kidane Fanta (Oppdragsrapport;2017/2, Research report, 2017)Arkeologisk museum gjennomførte undersøkelsen av lokalitet id 161040 i løpet av 10 uker om sommeren 2015. Hele lokalitetsflaten ble avdekket ved hjelp av gravemaskin, strukturene som viste seg i plan ble renset frem ... -
Synthesis and characterization of fly ash and slag based geopolymer concrete
Kallesten, Børge; Kakay, Samdar; Gebremariam, Kidane Fanta (Peer reviewed; Journal article, 2019)This paper presents the formulation and characterization of composite fly ash and slag based geopolymer concrete. Potassium hydroxide (KOH) and potassium silicate (K2SiO3) liquid alkaline activators were used in the ...