Find Research Outputs

1991

Criteria for analytical realiability

Piepponen, S., 1991, In : Kemia-Kemi. 18, 10B, 944.

Research output: Contribution to journalArticleProfessional

Damage to concrete structures in the Finnish housing stock

Jokela, J., 1991, In : Materials and Structures. 24, 4, p. 293 - 301 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Concrete construction

Das Phänomen Offsetdruck aus einem neuen Blickwinkel

Tosch, R., Trauzeddel, R., Lindqvist, U., Virtanen, J., Karttunen, A., Schapli, I. & Lwow, U., 1991, In : Der Polygraph. 20, p. 1645 - 1652 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Datatekniken som koordinator för byggplaneringen: Del. 1: Med boken i databasernas tidsålder

Lehto, M., 1991, In : VVS: Värme- och sanitetsteknikern. 54, 3, p. 10-13

Research output: Contribution to journalArticleProfessional

Datorisering av bildarkiv: Under utveckling eller färdigt alternativ?

Södergård, C., 1991.

Research output: Contribution to conferenceConference articleProfessional

2 Citations (Scopus)

DC-SQUID based displacement sensor for a Mossbauer redshift experiment

Ikonen, E., Seppä, H., Potzel, W. & Schäfer, C., 1991, In : IEEE Transactions on Instrumentation and Measurement. 40, 2, p. 196 - 199 4 p.

Research output: Contribution to journalArticleScientificpeer-review

SQUIDs
direct current
sensors
Sensors
Experiments
35 Citations (Scopus)

DC-squid electronics based on adaptive positive feedback: Experiments

Seppä, H., Ahonen, A., Knuuttila, J., Simola, J. & Vilkman, V., 1991, In : IEEE Transactions on Magnetics. 27, 2, p. 2488 - 2490 3 p.

Research output: Contribution to journalArticleScientificpeer-review

SQUIDs
Electronic equipment
Feedback
Field effect transistors
Experiments

Dedicated seakeeping trials of a fast aluminium missile boat

Vuorio, J., 1991, In : Maritime Research news. 1, 5, p. 6-9

Research output: Contribution to journalArticleProfessional

Describing man-made structures: Aesthetically Qualified Physical Environment and New Planning Techniques

Burman, C. & Säätelä, S., 1991, Espoo: VTT Technical Research Centre of Finland. 94 p. (Valtion teknillinen tutkimuskeskus. Tiedotteita; No. 1240).

Research output: Book/ReportReport

Planning
Physical Environment
Computer-aided Design
Information Processing
Rationality
4 Citations (Scopus)

Design and development of the THYROID system

Saarinen, K., Nykänen, P., Irjala, K., Viikari, J. & Välimäki, M., 1991, In : Computer Methods and Programs in Biomedicine. 34, 2-3, p. 211 - 218 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Decision support systems
Thyroid Gland
Knowledge based systems
Clinical Laboratory Information Systems
Information systems
19 Citations (Scopus)

Design and optimization of DC SQUIDs fabricated using a simplified four-level process

Cantor, R., Ryhänen, T., Drung, D., Koch, H. & Seppä, H., 1991, In : IEEE Transactions on Magnetics. 27, 2, p. 2927 - 2931 5 p.

Research output: Contribution to journalArticleScientificpeer-review

SQUIDs
Magnetometers
Fluxes
Coupled circuits
Capacitance
16 Citations (Scopus)

Determination of Catharanthus roseus alkaloids by high-performance liquid chromatography-isotope dilution thermospray-mass spectrometry

Auriola, S., Naaranlahti, T. & Lapinjoki, S., 1991, In : Journal of Chromatography A. 554, 1-2, p. 227 - 231 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Catharanthus
High performance liquid chromatography
Alkaloids
Isotopes
Dilution

Determination of fire resistance of concrete filled hollow steel sections

Oksanen, T. & Ala-Outinen, T., 1991, Espoo: VTT Technical Research Centre of Finland. 154 p. (Valtion teknillinen tutkimuskeskus. Tiedotteita; No. 1287).

Research output: Book/ReportReport

Fire resistance
Concretes
Bearing capacity
Steel
Loads (forces)

Determination of the specific activity of Niobium-93m in the pressure vessel material of nuclear power reactors

Häsänen, E., Bärs, B. & Uusheimo, K., 1991, In : Kemia-Kemi. 18, 10B, 933.

Research output: Contribution to journalArticleProfessional

Determination of threshold potential for stress corrosion cracking of low alloy steels in high temperature, high pressure water

Hänninen, H. & Hietanen, S., 1991, In : Metallurgia Italiana. 83, 1, p. 37-41

Research output: Contribution to journalArticleScientificpeer-review

26 Citations (Scopus)

Determination of toxic PCB congeners in biological samples by multidimensional gas chromatography-mass spectrometry (GC/GC/MS)

Sippola, E. & Himberg, K., 1991, In : Fresenius' Journal of Analytical Chemistry. 339, 7, p. 510 - 512 3 p.

Research output: Contribution to journalArticleScientificpeer-review

Poisons
Polychlorinated Biphenyls
Mass spectrometers
Gas chromatography
Gas Chromatography-Mass Spectrometry
electric choppers
neutrons
reaction time
diffraction
coherent scattering
36 Citations (Scopus)

Development and structure of resin glands on tissues of Betula pendula Roth. during growth

Lapinjoki, S., Elo, H. & Taipale, H., 1991, In : New Phytologist. 117, 2, p. 219 - 223 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Betula
Betula pendula
resins
shoots
Growth

Development of a calibration method for deepsea magnetic particle testing

Åström, T., 1991, Underwater technology symposium. Espoo: VTT Technical Research Centre of Finland, p. 85-108 (VTT Symposium; No. 120).

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Development of a scanning interface combined with the use of voice recognition to evaluate computer access with non-speaking children

Haataja, S., Treviranus, J., Shein, F., Parnes, P. & Milner, M., 1991, In : Medical and Biological Engineering and Computing. 29, 2, 799.

Research output: Contribution to journalArticleScientificpeer-review

Development of mobile tile cladding robot system

Lehtinen, H., Koskela, L., Sainio, H., Matikainen, M., Seren, K-J. & Kemppainen, T., 1991, p. 919-928.

Research output: Contribution to conferenceConference articleScientific

Tile
Robots
Grippers
Control equipment
Sensors
261 Citations (Scopus)

Developments in direct thermochemical liquefaction of biomass: 1983 - 1990

Elliott, D., Beckman, D., Bridgwater, A., Diebold, J., Gevert, S. & Solantausta, Y., 1991, In : Energy & Fuels. 5, 3, p. 399 - 410 12 p.

Research output: Contribution to journalReview ArticleScientificpeer-review

Liquefaction
Hydrocarbons
Oils
Biomass
Liquids
46 Citations (Scopus)

Diamond-like carbon coatings by arc-discharge methods

Koskinen, J., Anttila, A. & Hirvonen, J-P., 1991, In : Surface and Coatings Technology. 47, 1-3, p. 180 - 187 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Diamond
arc discharges
diamond films
Diamonds
Carbon

Diffuusioliittäminen Suomessa aloitetaan VTT:ssa

Translated title of the contribution: Diffusion bonding starts at VTT first in FinlandHeikinheimo, L. & Siren, M., 1991, In : Hitsaustekniikka. 41, 4, p. 5 - 9

Research output: Contribution to journalArticleProfessional

Digitaaliset menetelmät: Digitaalinen vedostus

Södergård, C., 1991. 7 p.

Research output: Contribution to conferenceConference articleProfessional

Direct and indirect microbiological methods

Mattila-Sandholm, T., 1991, In : Kemia-Kemi. 18, 10B, 946.

Research output: Contribution to journalArticleProfessional

38 Citations (Scopus)

Direct determination of chlorination products of organic amines using membrane introduction mass spectrometry

Kotiaho, T., Hayward, M. & Cooks, R., 1991, In : Analytical Chemistry. 63, 17, p. 1794 - 1801 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Chlorination
Amines
Mass spectrometry
Membranes
Chloramines
6 Citations (Scopus)

Displacement sensor for a gravitational redshift experiment with 67Zn Mössbauer resonance

Ikonen, E., Seppä, H., Potzel, W. & Schäfer, C., 1991, In : Review of Scientific Instruments. 62, 2, p. 441 - 449 9 p.

Research output: Contribution to journalArticleScientificpeer-review

SQUIDs
sensors
Sensors
Experiments
Piezoelectric transducers
4 Citations (Scopus)

Dissociative charge exchange of C3F6

Habibi-Goudarzi, S., Cooks, R., Kotiaho, T. & Ast, T., 1991, In : Organic Mass Spectrometry. 26, 11, p. 1008-1016 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Ions
Electronic states
Excited states
Ground state
Charge transfer
20 Citations (Scopus)

Dissociative charge transfer of singly- and doubly-charged rare gas ions with W(CO)6

Horning, S., Kotiaho, T., Cooks, R., Dejarme, L. & Wood, J., 1991, In : International Journal of Mass Spectrometry and Ion Processes. 110, 1-2, p. 1-29 29 p.

Research output: Contribution to journalArticleScientificpeer-review

Noble Gases
Inert gases
Charge transfer
rare gases
charge transfer
11 Citations (Scopus)

Do β-Adrenergic Blockade and Sleep State Affect Cardiorespiratory Control in Neonatal Lambs? Multivariate Autoregressive Modeling Approach

Grönlund, J., Kalli, S., Siimes, A., Sydänmaa, M., Antila, K. & Välimäki, I., 1991, In : Pediatric Research. 29, 3, p. 272 - 277 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Adrenergic Agents
Sleep
Heart Rate
Arterial Pressure
Respiration

Dynamics of Risers

Ikonen, K. & Matusiak, J., 1991, Underwater technology symposium. Espoo: VTT Technical Research Centre of Finland, p. 135-149 (VTT Symposium; No. 120).

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Econo-environmental edge of LNWT in energy production

Yehia, E., 1991, Espoo: VTT Technical Research Centre of Finland. 58 p. (Valtion teknillinen tutkimuskeskus. Tiedotteita; No. 1314).

Research output: Book/ReportReport

Economics
Power plants
Coal
Fluidized bed combustors
Anaerobic digestion
7 Citations (Scopus)

Effect of cyclic straining of the harmonic amplitude spectrum of magnetoelastically generated voltage uB

Ruuskanen, P. & Kettunen, P., 1991, In : Materials Science & Engineering A: Structural Materials: Properties, Microstructure and Processing. 142, 1, p. 125 - 133 9 p.

Research output: Contribution to journalArticleScientificpeer-review

harmonics
Plastic deformation
Electric potential
electric potential
Dilatometers

Effect of deep sea environment on corrosion of some aluminum alloys

Pohjanne, P., 1991, Espoo: VTT Technical Research Centre of Finland. 38 p. (Valtion teknillinen tutkimuskeskus. Tutkimuksia - Research Reports; No. 724).

Research output: Book/ReportReport

Corrosion resistance
Aluminum alloys
Corrosion
Hydrostatic pressure
Pitting
13 Citations (Scopus)

Effect of parasitic capacitance on DC squid performance

Ryhänen, T., Cantor, R., Drung, D., Koch, H. & Seppä, H., 1991, In : IEEE Transactions on Magnetics. 27, 2, p. 3013 - 3016 4 p.

Research output: Contribution to journalArticleScientificpeer-review

SQUIDs
Capacitance
Washers
Theophylline
Inductance
42 Citations (Scopus)

Effect of temperature on the transfer film formation in sliding contact of PTFE with stainless steel

Yang, E., Hirvonen, J-P. & Toivanen, R., 1991, In : Wear. 146, 2, p. 367 - 376 10 p.

Research output: Contribution to journalArticleScientificpeer-review

sliding contact
polytetrafluoroethylene
Stainless Steel
Polytetrafluoroethylene
Polytetrafluoroethylenes
20 Citations (Scopus)

Effects of modification of highly dispersed cobalt catalysts with alkali cations on the hydrogenation of carbon monoxide

Matsuzaki, T., Hanaoka, T., Takeuchi, K., Sugi, Y. & Reinikainen, M., 1991, In : Catalysis Letters. 10, 3-4, p. 193 - 200 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Alkalies
Carbon Monoxide
Cobalt
Carbon monoxide
Hydrogenation

Efficient use of energy - a dream?

Lepistö, A., 1991, In : FAPP News. 4-5, p. 41-43

Research output: Contribution to journalArticleProfessional

EFI:n tavoite on väri-DTP:n johtoasema

Virta, H., 1991, In : Tekniikka ja talous. 31, 31, 10.

Research output: Contribution to journalArticleProfessional

8 Citations (Scopus)

Electrically controlled optical attenuators and switches with ferroelectric liquid crystals

Karppinen, A., Lottholz, S., Myllylä, R., Andersson, G., Matuszczyk, M., Skarp, K., Dahl, I. & Lagerwall, S., 1991, In : Ferroelectrics. 114, 1, p. 93 - 97 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Liquid Crystals
attenuators
Liquid crystals
Modulators
Ferroelectric materials
5 Citations (Scopus)

Electrofusion of an industrial Baker's yeast strain with a sour dough yeast

Aarnio, T. & Suihko, M-L., 1991, In : Applied Biochemistry and Biotechnology. 27, 1, p. 65 - 74 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Maltose
Protoplasts
Yeast
Agar
Saccharomyces cerevisiae

Electrokinetic investigations on offset material surfaces

Tosch, R., Trauzeddel, R., Lindqvist, U., Virtanen, J. & Karttunen, A., 1991, In : American Ink Maker. 69, 10, p. 16-32

Research output: Contribution to journalArticleProfessional

Electrophoretic karyotyping of wild type and mutant Trichoderma reesei strains

Mäntylä, A., Rossi, H., Vanhanen, S., Penttilä, M., Suominen, P. & Nevalainen, H., 1991, EMBO Workshop Molecular Biology of Filamentous Fungi. Berlin, 24 - 29 Aug. 1991: Proceedings. Stahl, U. & Tudzynski, P. (eds.). Berlin, 17

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

5 Citations (Scopus)

Electrostatic wave generation by the faraday shield in ICRF heating

Heikkinen, J., 1991, In : Physics Letters A. 152, 3-4, p. 205 - 210 6 p.

Research output: Contribution to journalArticleScientificpeer-review

electrostatic waves
wave generation
antennas
heating
cyclotron frequency

Elektroluminenssin näytön paikka

Ylilammi, M., 1991, In : Tekniikan tekijät. 2, p. 47-56

Research output: Contribution to journalArticleProfessional

Elektroninen dokumentti kestää käyttöä

Pieskä, K., 1991, In : Tietotekniikka. 37, 6, p. 10-13

Research output: Contribution to journalArticleProfessional

Elektroninen kuva tänään

Södergård, C., 1991.

Research output: Contribution to conferenceOther conference contributionProfessional

Elemental composition of aerosols on Finnish EMEP-stations

Jalkanen, L., Häsänen, E., Laurila, T., Lättilä, H. & Manninen, P., 1991, In : Kemia-Kemi. 18, 10B, 972.

Research output: Contribution to journalArticleProfessional

Elementtimenetelmän (FEM) soveltamismahdollisuudet

Hakala, M., 1991, In : Rakenteiden Mekaniikka. 24, 1, p. 93-102

Research output: Contribution to journalArticleScientificpeer-review