Blar i Norwegian Geotechnical Institute (NGI) Digital Archive på forfatter "Jóhannesson, Tómas"
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The design of avalanche protection dams : Recent practical and theoretical developments
Barbolini, Massimiliano; Domaas, Ulrik; Faug, Thierry; Gauer, Peter; Hákonardóttir, Kristín Martha; Harbitz, Carl Bonnevie; Issler, Dieter; Jóhannesson, Tómas; Lied, Karstein; Naaim, Mohamed; Naaim-Bouvet, Florence (EUR;23339, Research report, 2009)This book discusses the design of dams and other protective measures in the run-out zones of wet- and dry-snow avalanches. It summarises recent theoretical developments and the results of field and laboratory studies, ... -
Icelandic avalanche run out models compared with topographical models used in other countries
Jóhannesson, Tómas (NGI Publication;203, Chapter, 1998)A statistical topographical model for the computation of runout for snow avalanches in Iceland has been derived from a recently assembled data sel of long Icelandic snow avalanches. The avalanches are from hills above towns ... -
The 2014 Lake Askja rockslide-induced tsunami: Optimization of numerical tsunami model using observed data
Gylfadottir, Sigridur Sif; Kim, Jihwan; Helgason, Jon Kristinn; Brynjólfsson, Sveinn; Höskuldsson, Ármann; Jóhannesson, Tómas; Harbitz, Carl Bonnevie; Løvholt, Finn (Peer reviewed; Journal article, 2017)A large rockslide was released from the inner Askja caldera into Lake Askja, Iceland, on 21 July 2014. Upon entering the lake, it caused a large tsunami that traveled about ∼3 km across the lake and inundated the shore ...