Impact of biodeterioration on structure and composition of waterlogged foundation piles from Riga Cathedral (1211 CE), Latvia

Autor: Velta Fridrihsone, Marcis Dzenis, Ilze Irbe, Oskars Bikovens

Publikováno v: Journal of Archaeological Science: Reports. 23:196-202

In this paper, a diagnostic evaluation of the state of the art of archaeological waterlogged foundation piles in Riga Cathedral (1211 CE) was carried out. Microscopic, chemical and instrumental methods were applied to study the impact of deterioratio

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::23d133e1f6df7fffcb0c610c213a8cbf
https://doi.org/10.1016/j.jasrep.2018.11.002

IoT Solution Approach for Energy Consumption Reduction in Buildings : Part 3. Mathematical Model of Building and Experimental Results

Autor: Marcis Dzenis, Andrejs Podgornovs, Armands Senfelds, Kristaps Zadeiks, Ansis Avotins, Agris Nikitenko

Publikováno v: 2018 IEEE 59th International Scientific Conference on Power and Electrical Engineering of Riga Technical University (RTUCON).

IoT solutions enable to gather more detailed consumption and sensor data, and paper deals with real measurements, where as a measurement object a university faculty building is selected, that has Building Management system, lighting, HVAC systems, an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b5adc0f960a0871e39fe8eae497f40d7
https://doi.org/10.1109/rtucon.2018.8659890

Biodegradable Flax Fiber Reinforced Eco-Composites

Autor: Velta Tupureina, Anda Dzene, Marcis Dzenis

Publikováno v: Key Engineering Materials. 604:180-183

Formation process of flax fiber reinforced biocomposites based on waterborne matrix systems from modified polymers - polyhydroxybutyrate, poly (vinyl alcohol) was developed by suspension casting technique. Two kind of flax fiber as reinforcement was

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a1e6ba2f94b6c764c04e4070874ad0cc
https://doi.org/10.4028/www.scientific.net/kem.604.180

Tannins of deciduous trees bark as a potential source for obtaining ecologically safe wood adhesives

Autor: Uldis Spulle, Galina Telisheva, Laimonis Klavinsh, Marcis Dzenis, Tatiana Dizhbite, Sarmite Janceva

Publikováno v: Scopus-Elsevier
Environment. Technology. Resources. Proceedings of the International Scientific and Practical Conference; Vol 1 (2011): Environment. Technology. Resources. Proceedings of the 8th International Scientific and Practical Conference. Volume 1; 265-270

The bark of deciduous trees grown in Latvia: grey alder, black alder, ash tree and goat willow were sequentially extracted using solvents of increasing polarity. The data about total content of both lipophilic and hydrophilic compounds were obtained

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1f8a55eaade2f908c0f5f7779ddf1c22
http://www.scopus.com/inward/record.url?eid=2-s2.0-84905969835&partnerID=MN8TOARS