|
|
|
|
|
Kirsi Spoof-Tuomi, Hans Arvidsson, Olav Nilsson and Seppo Niemi
Transition to low emission transportation and cleaner cities requires a broad introduction of low- and zero-carbon alternatives to conventional petrol- and diesel-powered vehicles. New-generation gas buses are a cost-effective way to reduce local air pol...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kirsi Spoof-Tuomi and Seppo Niemi
The shipping industry is looking for strategies to comply with increasingly stringent emission regulations. Fuel has a significant impact on emissions, so a switch to alternative fuels needs to be evaluated. This study investigated the emission performan...
ver más
|
|
|
|
|
|
|
|
|
|
|
Arun Poudel, Iuliia Dmitrieva, Regina Gumenyuk, Laura Mihai, Dan Sporea, Ofelia Muresan, Ion Rusen, Teemu Hakkarainen, Nadia G. Boetti, Tapio Niemi and Laeticia Petit
New Er3+, Yb3+ codoped phosphate glasses with the (98-x) (0.50P2O5-0.40SrO-0.10Na2O) -0.5Er2O3-1.5Yb2O3-xZnO (in mol %) composition were prepared by melting process with up to 10 mol % of ZnO. The impact of the changes in the glass composition on the the...
ver más
|
|
|
|
|
|
|
|
|
|
|
Adrian Unc, Joanna Niemi and Michael J. Goss
|
|
|
|
|
|
|
|
|
|
|
Ville Matikainen, Kari Niemi, Heli Koivuluoto and Petri Vuoristo
Thermally-sprayed alumina based materials, e.g., alumina-titania (Al2O3-TiO2), are commonly applied as wear resistant coatings in industrial applications. Properties of the coatings depend on the spray process, powder morphology, and chemical composition...
ver más
|
|
|
|
|
|
|
|
|
|
|
Karoliina Niemi, Claire Kevers, Hely Häggman
Pág. 243 - 249
|
|
|
|
|
|
|
|
|
|
|
Tuominen, J. Niemi, T. Ludvigsen, H.
Pág. 3620 - 3623
|
|
|
|
|
|
|
|
|
|
|
Niemi, T. Tammela, S. Ludvigsen, H.
Pág. 1103 - 1107
|
|
|
|
|
|
|
|
|
|
|
Leppäniemi, P; Hallikainen, V; Mikkola, K; Puoskari, J; Sepponen, P
Pág. 442 - 450
|
|
|
|
|
|