Search Results - "Rahkamaa, Katariina"

Online analysis of minerals from sulfide ore using near‐infrared Raman spectroscopy by Uusitalo, Sanna, Soudunsaari, Tuomas, Sumen, Juha, Haavisto, Olli, Kaartinen, Jani, Huuskonen, Jarmo, Tuikka, Aki, Rahkamaa‐Tolonen, Katariina, Paaso, Janne

“…Efficient recovery of minerals from bedrock ore requires precise knowledge of the mineral levels during enrichment processes. Froth flotation is a commonly…”
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The effect of NO2 on the activity of fresh and aged zeolite catalysts in the NH3-SCR reaction by RAHKAMAA-TOLONEN, Katariina, MAUNULA, Teuvo, LOMMA, Mari, HUUHTANEN, Mika, KEISKI, Riitta L

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FT-IR-cPAS--new photoacoustic measurement technique for analysis of hot gases: a case study on VOCs by Hirschmann, Christian Bernd, Koivikko, Niina Susanna, Raittila, Jussi, Tenhunen, Jussi, Ojala, Satu, Rahkamaa-Tolonen, Katariina, Marbach, Ralf, Hirschmann, Sarah, Keiski, Riitta Liisa

“…This article describes a new photoacoustic FT-IR system capable of operating at elevated temperatures. The key hardware component is an optical-readout…”
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Miniaturized, high numerical aperture confocal fluorescence detection enhanced with pyroelectric droplet accumulation for sub-attomole analyte diagnosis by Nie, Yunfeng, Sanna, Uusitalo, Sipola, Teemu, Kokkonen, Annukka, Päkkilä, Inka, Sumen, Juha, Rahkamaa-Tolonen, Katariina, Tkachenko, Volodymyr, Vespini, Veronica, Coppola, Sara, Ferraro, Pietro, Grilli, Simonetta, Ottevaere, Heidi

“…To meet the growing demand for early fatal disease screening among large populations, current fluorescence detection instruments aiming at point-of-care…”
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Investigation of the catalytic decomposition of NO and N 2O on supported Rh with transient techniques by Rahkamaa, Katariina, Salmi, Tapio

“…The adsorption of NO, the self-decomposition of N 2O and the catalytic reduction of NO with H 2 were investigated with transient step-response experiments over…”
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Investigation of the catalytic decomposition of NO and N2O on supported Rh with transient techniques by Rahkamaa, Katariina, Salmi, Tapio

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Transient reduction kinetics of NO over Pd-based metallic monoliths by Rahkamaa, Katariina, Salmi, Tapio, Keiski, Riitta, Wärnå, Johan, Zhou, Yi

“…The kinetics and the mechanism of the catalytic reduction of nitrogen oxides (NO x ) by hydrogen were studied over a modified alumina-based palladium monolith…”
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The effect of barium on the catalytic behaviour of fresh and aged Pd-Ba-OSC/Al2O3 catalysts by KOLLI, Tanja, LASSI, Ulla, RAHKAMAA-TOLONEN, Katariina, KINNUNEN, Toni-J. J, KEISKI, Riitta L

“…In this study, fresh and laboratory-aged (rapid ageing hot in laboratory (RAHLAB)) Pd-Ba-OSC/Al2O3 and Pd-OSC/Al2O3-La2O3 catalysts were investigated. The…”
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Comparison of catalytic activity and selectivity of Pd/(OSC + Al2O3) and (Pd + OSC)/Al2O3 catalysts by KOLLI, Tanja, RAHKAMAA-TOLONEN, Katariina, LASSI, Ulla, SAVIMÄKI, Auli, KEISKI, Riitta L

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Thermodynamic equilibrium calculations of sulfur poisoning in Ce–O–S and La–O–S systems by Karjalainen, Heidi, Lassi, Ulla, Rahkamaa-Tolonen, Katariina, Kröger, Virpi, Keiski, Riitta L.

“…Sulfur poisoning is still a problem in many application areas of exhaust gas catalysts despite the fact that the sulfur levels, e.g. in gasoline are being…”
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Pt-loaded zeolites for reducing exhaust gas emissions at low temperatures and in lean conditions by Huuhtanen, Mika, Rahkamaa-Tolonen, Katariina, Maunula, Teuvo, Keiski, Riitta L.

“…In this study, pure and platinum-loaded zeolites, ZSM-5, Beta, zeolite Y and Ferrierite, were examined for the reduction of NO with propene in lean conditions…”
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The effect of barium on the catalytic behaviour of fresh and aged Pd-Ba-OSC/Al 2O 3 catalysts by Kolli, Tanja, Lassi, Ulla, Rahkamaa-Tolonen, Katariina, Kinnunen, Toni-J.J., Keiski, Riitta L.

“…In this study, fresh and laboratory-aged (rapid ageing hot in laboratory (RAHLAB)) Pd-Ba-OSC/Al 2O 3 and Pd-OSC/Al 2O 3-La 2O 3 catalysts were investigated…”
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The effect of NO 2 on the activity of fresh and aged zeolite catalysts in the NH 3-SCR reaction by Rahkamaa-Tolonen, Katariina, Maunula, Teuvo, Lomma, Mari, Huuhtanen, Mika, Keiski, Riitta L.

“…The activity of fresh and hydrothermally aged zeolite-based catalysts in the NH 3-selective catalytic reduction (SCR) reaction with excess of oxygen were…”
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Comparison of catalytic activity and selectivity of Pd/(OSC + Al 2O 3) and (Pd + OSC)/Al 2O 3 catalysts by Kolli, Tanja, Rahkamaa-Tolonen, Katariina, Lassi, Ulla, Savimäki, Auli, Keiski, Riitta L.

“…The effect of the Pd addition method into the fresh Pd/(OSC + Al 2O 3) and (Pd + OSC)/Al 2O 3 catalysts (OSC material = Ce x Zr 1− x O 2 mixed oxides) was…”
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Influence of BaO on Pd/Al 2O 3-based catalysts in C 2H 4 and CO oxidation as well as in NO reduction by Kolli, Tanja, Rahkamaa-Tolonen, Katariina, Lassi, Ulla, Savimäki, Auli, Keiski, Riitta L.

“…In this study, Pd/Al 2O 3 and Pd/BaO/Al 2O 3 metallic monoliths were used to investigate the effect of BaO in C 2H 4 and CO oxidation as well as in NO…”
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Influence of BaO on Pd/Al2O3-based catalysts in C2H4 and CO oxidation as well as in NO reduction by KOLLI, Tanja, RAHKAMAA-TOLONEN, Katariina, LASSI, Ulla, SAVIMÄKI, Auli, KEISKI, Riitta L

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Investigation of NO reduction by H2 on Pd monolith with transient and isotopic exchange techniques: II. H2/D2 Exchange in the reduction of NO by RAHKAMAA-TOLONEN, K, SALMI, T, MURZIN, D. Yu, BARRETO DILLON, L, LASSI, U, KEISKI, R. L

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Investigation of NO reduction by H2 on Pd monolith with transient and isotopic exchange techniques: I. H2/D2 Exchange with H2O and NH3 by RAHKAMAA-TOLONEN, K, SALMI, T, MURZIN, D. Yu, BARRETO DILLON, L, KARHU, H, KEISK, R. L, VÄYRYNEN, J

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