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Akademický článek

Proof-of-principle of parametric stellarator neutronics modeling using Serpent2

Autor: T. Lyytinen, A. Snicker, J. Virtanen, I. Palermo, J. Alguacil, Timo Bogaarts, F. Warmer

Publikováno v: Nuclear Fusion, Vol 64, Iss 7, p 076042 (2024)

This contribution presents neutron transport studies for the 5-period helical-axis advanced stellarator stellarator using the Serpent2 code. These studies utilize a parametric geometry model, enabling scans in neutronics modeling by varying the thick

Externí odkaz: https://doaj.org/article/8a7e339d482c42d7b541e3cd3d50f327

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Akademický článek

Fluids as primary carriers of sulphur and copper in magmatic assimilation

Autor: Ville J. Virtanen, Jussi S. Heinonen, Ferenc Molnár, Max W. Schmidt, Felix Marxer, Pietari Skyttä, Nico Kueter, Karina Moslova

Publikováno v: Nature Communications, Vol 12, Iss 1, Pp 1-12 (2021)

Experiments show that when magma heats black shale wall-rock, fluids form and mobilize S and Cu, which can then concentrate and form base metal deposits. The fluids also attach to sulphide droplets and cause them to float in the host silicate melt.

Externí odkaz: https://doaj.org/article/4d8592ebab8946f0a6623e2609b7c148

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Akademický článek

Comprehensive Security: The Opportunities and Challenges of Incorporating Environmental Threats in Security Policy

Autor: Helmi Räisänen, Emma Hakala, Jussi T. Eronen, Janne I. Hukkinen, Mikko J. Virtanen

Publikováno v: Politics and Governance, Vol 9, Iss 4, Pp 91-101 (2021)

In security and foreign policy discourse, environmental issues have been discussed increasingly as security threats that require immediate action. Yet, as the traditional security sector does not provide straightforward means to deal with climate cha

Externí odkaz: https://doaj.org/article/9fd564ad7ff8453a9faa05794a53e6f4

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Akademický článek

Alkyl-Substituted Aminobis(phosphonates)Efficient Precipitating Agents for Rare Earth Elements, Thorium, and Uranium in Aqueous Solutions

Autor: Emilia J. Virtanen, Siiri Perämäki, Kaisa Helttunen, Ari Väisänen, Jani O. Moilanen

Publikováno v: ACS Omega, Vol 6, Iss 37, Pp 23977-23987 (2021)

Externí odkaz: https://doaj.org/article/8ae8f967bae443328eb52be0b7ec8468

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Akademický článek

Artists and Society in Modern Tibetan Literature

Autor: Riika J. Virtanen

Publikováno v: Studia Orientalia Electronica, Vol 8, Iss 1, Pp 85-119 (2020)

It is usually thought that modern forms of Tibetan culture started to emerge largely in the latter half of the twentieth century, although there existed some signs and developments of modernization already in the first half. Since then, modern and tr

Externí odkaz: https://doaj.org/article/85e4fc1d445241e1816405d00dcf8f45

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Akademický článek

Online searches of children's oseltamivir in public primary and specialized care: Detecting influenza outbreaks in Finland using dedicated databases for health care professionals.

Autor: Milla Mukka, Samuli Pesälä, Aapo Juutinen, Mikko J Virtanen, Pekka Mustonen, Minna Kaila, Otto Helve

Publikováno v: PLoS ONE, Vol 17, Iss 8, p e0272040 (2022)

IntroductionHealth care professionals working in primary and specialized care typically search for medical information from Internet sources. In Finland, Physician's Databases are online portals aimed at professionals seeking medical information. As

Externí odkaz: https://doaj.org/article/155e8501d86740faaac37c974dc015a7

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Akademický článek

Direct Monitoring of Microgel Formation during Precipitation Polymerization of N‑Isopropylacrylamide Using in Situ SANS

Autor: Otto L. J. Virtanen, Michael Kather, Julian Meyer-Kirschner, Andrea Melle, Aurel Radulescu, Jörn Viell, Alexander Mitsos, Andrij Pich, Walter Richtering

Publikováno v: ACS Omega, Vol 4, Iss 2, Pp 3690-3699 (2019)

Externí odkaz: https://doaj.org/article/61e51d0ecc1e4cf7b48cc0056b698c22

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Akademický článek

Optimising the antibiotic treatment of uncomplicated acute appendicitis: a protocol for a multicentre randomised clinical trial (APPAC II trial)

Autor: J. Haijanen, S. Sippola, J. Grönroos, T. Rautio, P. Nordström, T. Rantanen, M. Aarnio, I. Ilves, S. Hurme, H. Marttila, J. Virtanen, A. Mattila, H. Paajanen, P. Salminen, on behalf of the APPAC study group

Publikováno v: BMC Surgery, Vol 18, Iss 1, Pp 1-11 (2018)

Abstract Background Based on epidemiological and clinical data acute appendicitis can present either as uncomplicated (70–80%) or complicated (20–30%) disease. Recent studies have shown that antibiotic therapy is both safe and cost-effective for

Externí odkaz: https://doaj.org/article/72bea2f0eb524e62a2878a29e6b48c7a

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