Search Results - "Lehtinen, Martti"

Single‐scattering modeling of thin, birefringent mineral‐dust flakes using the discrete‐dipole approximation by Nousiainen, Timo, Zubko, Evgenij, Niemi, Jarkko V., Kupiainen, Kaarle, Lehtinen, Martti, Muinonen, Karri, Videen, Gorden

“…The morphology and composition of mineral‐dust particles in two surface samples collected in the Sahara desert are investigated by electron microscope imaging,…”
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Recent operational experiences of FILMTEC NF270 membrane in Europe by Majamaa, Katariina, Warczok, Justyna, Lehtinen, Martti

“…Nanofiltration (NF) is an attractive technology for potable and industrial water treatment because NF operates between ultrafiltration (UF) and reverse osmosis…”
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Recent operational experiences of FILMTEC super(TM) NF270 membrane in Europe by Majamaa, Katariina, Warczok, Justyna, Lehtinen, Martti

“…Nanofiltration (NF) is an attractive technology for potable and industrial water treatment because NF operates between ultrafiltration (UF) and reverse osmosis…”
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Recent operational experiences of FILMTEC Delta TM NF270 membrane in Europe by Majamaa, Katariina, Warczok, Justyna, Lehtinen, Martti

“…Nanofiltration (NF) is an attractive technology for potable and industrial water treatment because NF operates between ultrafiltration (UF) and reverse osmosis…”
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The two Suvasvesi impact structures, Finland: Argon isotopic evidence for a "false" impact crater doublet by Schmieder, Martin, Schwarz, Winfried H., Trieloff, Mario, Buchner, Elmar, Hopp, Jens, Tohver, Eric, Pesonen, Lauri J., Lehtinen, Martti, Moilanen, Jarmo, Werner, Stephanie C., Öhman, Teemu

“…The two neighboring Suvasvesi North and South impact structures in central‐east Finland have been discussed as a possible impact crater doublet produced by the…”
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A PCA study to determine how features in meteorite reflectance spectra vary with the samples’ physical properties by Paton, Mark, Muinonen, Karri, Pesonen, Lauri J., Kuosmanen, Viljo, Kohout, Tomas, Laitinen, Jukka, Lehtinen, Martti

“…Meteorites have advanced our knowledge of processes in the Solar System with the application of high precision instruments here on Earth. The study of…”
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The Keurusselkä impact structure, Finland-Impact origin confirmed by characterization of planar deformation features in quartz grains by FERRIÈRE, Ludovic, RAISKILA, Selen, OSINSKI, Gordon R., PESONEN, Lauri J., LEHTINEN, Martti

“…– Although the meteorite impact origin of the Keurusselkä impact structure (central Finland) has been established on the basis of the occurrence of shatter…”
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The Keurusselkae impact structure, Finland-Impact origin confirmed by characterization of planar deformation features in quartz grains by FERRIERE, Ludovic, RAISKILA, Selen, OSINSKI, Gordon R, PESONEN, Lauri J, LEHTINEN, Martti

“…Abstract- Although the meteorite impact origin of the Keurusselkae impact structure (central Finland) has been established on the basis of the occurrence of…”
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Previous Back Syndromes and Present Back Symptoms in Concrete Reinforcement Workers by Gustav Wickström, Karl Hänninen, Martti Lehtinen, Hilkka Riihimäki

“…Two hundred and ninetyfive male Finnish concrete reinforcement workers, aged 19—64 years and engaged in heavy physical work including prolonged stooping, were…”
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Dissolution of uraninite in acid solutions by Bhatti, Tariq M., Vuorinen, Antti, Lehtinen, Martti, Tuovinen, Olli H.

“…The purpose of this work was to assess the oxidative dissolution of uranium from a uraninite‐containing rock in acid sulfate solutions under test conditions…”
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Degree of Al/Si order in potassium feldspars. A combination of X-Ray and infrared data by Lehtinen, Martti

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Iso-Naakkima, a circular structure filled with Neoproterozoic sediments, Pieksämäki, southeastern Finland by Elo, S., Kuivasaari, T., Lehtinen, M., Sarapää, O., Uutela, A.

“…A circular Bouguer gravity anomaly with a minimum of -4.0 mGal and half amplitude width of 2 km was recognized at Lake Iso-Naakkima (62°11'N, 27°09'E),…”
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Previous back syndromes and present back symptoms in concrete reinforecment workers by Wickström, G, Hänninen, K, Lehtinen, M, Riihimäki, H

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Three cases of chronic idiopathic jaundice. Clinical and histological observations by LEHTINEN, M, FORTELIUS, P

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Natural boehmite single crystals from Ceylon by Sahama, Th. G., Lehtinen, Martti, Rehtij rvi, Pentti

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Natural bismuth vanadate from the Mutala pegmatite area, Mozambique by v. Knorring, O., Sahama, Th. G., Lehtinen, Martti, Rehtijärvi, Pentti, Siivola, Jaakko

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Mpororoite, a new secondary tungsten mineral from Uganda by v. Knorring, O., Sahama, Th.G., Lehtinen, M.

“…A secondary tungsten mineral was found from the scheelite-bearing ferberite deposit of Mpororo in south-western Uganda, and named after the locality. The…”
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Cerotungstite, a cerian analogue to yttrotungstite, from Uganda by Sahama, Th.G., v. Knorring, O., Lehtinen, M.

“…This paper describes the mineral cerotungstite found as a secondary crystallization in some tungsten deposits in northern Rwanda and in the Kigezi District of…”
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New data for anthoinite by Sahama, Th.G., v. Knorring, O., Lehtinen, M.

“…Based on electron microscopy, electron diffraction data and the flat layer specimen technique applied in clay mineralogy, the X-ray powder pattern of…”
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A note on grandidierite from Fort Dauphin, Madagascar by v. Knorring, O., Sahama, Th.G., Lehtinen, M.

“…Chemical, optical and X-ray data are given for the grandidierite from Fort Dauphin, Madagascar. The crystal form of the mineral was studied. Infrared…”
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