Riitta Keiski
Riitta Keiski
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Challenges in biobutanol production: how to improve the efficiency?
V García, J Päkkilä, H Ojamo, E Muurinen, RL Keiski
Renewable and sustainable energy reviews 15 (2), 964-980, 2011
The effect of NO2 on the activity of fresh and aged zeolite catalysts in the NH3-SCR reaction
K Rahkamaa-Tolonen, T Maunula, M Lomma, M Huuhtanen, RL Keiski
Catalysis Today 100 (3-4), 217-222, 2005
Electronic waste recovery in Finland: Consumers’ perceptions towards recycling and re-use of mobile phones
J Ylä-Mella, RL Keiski, E Pongrácz
Waste management 45, 374-384, 2015
Catalysis in VOC abatement
S Ojala, S Pitkäaho, T Laitinen, N Niskala Koivikko, R Brahmi, J Gaálová, ...
Topics in Catalysis 54, 1224-1256, 2011
The removal of zinc from synthetic wastewaters by micellar-enhanced ultrafiltration: statistical design of experiments
J Landaburu-Aguirre, V García, E Pongrácz, RL Keiski
Desalination 240 (1-3), 262-269, 2009
Recycling and substitution of light rare earth elements, cerium, lanthanum, neodymium, and praseodymium from end-of-life applications-A review
L Omodara, S Pitkäaho, EM Turpeinen, P Saavalainen, K Oravisjärvi, ...
Journal of Cleaner Production 236, 117573, 2019
Micellar-enhanced ultrafiltration for the removal of cadmium and zinc: use of response surface methodology to improve understanding of process performance and optimisation
J Landaburu-Aguirre, E Pongrácz, P Perämäki, RL Keiski
Journal of hazardous materials 180 (1-3), 524-534, 2010
Direct synthesis of dimethyl carbonate with supercritical carbon dioxide: Characterization of a key organotin oxide intermediate
D Ballivet-Tkatchenko, S Chambrey, R Keiski, R Ligabue, L Plasseraud, ...
Catalysis Today 115 (1-4), 80-87, 2006
Production of activated carbon from cocoa (Theobroma cacao) pod husk
G Cruz, M Pirilä, M Huuhtanen, L Carrión, E Alvarenga, RL Keiski
J. Civ. Environ. Eng 2 (2), 1-6, 2012
Nitrogen-doped anatase nanofibers decorated with noble metal nanoparticles for photocatalytic production of hydrogen
MC Wu, J Hiltunen, A Sapi, A Avila, W Larsson, HC Liao, M Huuhtanen, ...
Acs Nano 5 (6), 5025-5030, 2011
Catalytic activation of CO2: Use of secondary CO2 for the production of synthesis gas and for methanol synthesis over copper-based zirconia-containing catalysts
R Raudaskoski, E Turpeinen, R Lenkkeri, E Pongrácz, RL Keiski
Catalysis Today 144 (3-4), 318-323, 2009
Apparent and intrinsic properties of commercial PDMS based membranes in pervaporative removal of acetone, butanol and ethanol from binary aqueous mixtures
A Rozicka, J Niemistö, RL Keiski, W Kujawski
Journal of Membrane Science 453, 108-118, 2014
Stationary and transient kinetics of the high temperature water-gas shift reaction
RL Keiski, T Salmi, P Niemistö, J Ainassaari, VJ Pohjola
Applied Catalysis A: General 137 (2), 349-370, 1996
Pervaporation performance of composite poly (dimethyl siloxane) membrane for butanol recovery from model solutions
J Niemistö, W Kujawski, RL Keiski
Journal of Membrane Science 434, 55-64, 2013
The effect of ageing time on co-precipitated Cu/ZnO/ZrO2 catalysts used in methanol synthesis from CO2 and H2
R Raudaskoski, MV Niemelä, RL Keiski
Topics in Catalysis 45, 57-60, 2007
Enhanced photocatalytic activity of TiO2 nanofibers and their flexible composite films: Decomposition of organic dyes and efficient H2 generation from ethanol …
MC Wu, A Sápi, A Avila, M Szabó, J Hiltunen, M Huuhtanen, G Tóth, ...
Nano Research 4, 360-369, 2011
The oxidative dehydrogenation of ethane over molybdenum-vanadium-niobium oxide catalysts: the role of catalyst composition
O Desponds, RL Keiski, GA Somorjai
Catalysis letters 19, 17-32, 1993
Concentration of ammonium and nitrate from mine water by reverse osmosis and nanofiltration
K Häyrynen, E Pongrácz, V Väisänen, N Pap, M Mänttäri, J Langwaldt, ...
Desalination 240 (1-3), 280-289, 2009
Crystallization fouling of CaCO3–Analysis of experimental thermal resistance and its uncertainty
TM Pääkkönen, M Riihimäki, CJ Simonson, E Muurinen, RL Keiski
International Journal of Heat and Mass Transfer 55 (23-24), 6927-6937, 2012
Kinetics of the water-gas shift reaction over several alkane activation and water-gas shift catalysts
RL Keiski, O Desponds, YF Chang, GA Somorjai
Applied Catalysis A: General 101 (2), 317-338, 1993
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