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• 1980

  Theory of positronium formation and positron emission at metal surfaces

  Nieminen, R. & OLIVA, J., 1980, In : Bulletin of the American Physical Society. 25, 3, p. 393-393 1 p.

  Research output: Contribution to journal › Meeting Abstract › Scientific › peer-review

• The Past, Present, and Future of Operations Research at the Helsinki School of Economics and Business Administration

  Ansio, T., Kivijarvi, H. & Soismaa, M., 1980, In : INTERFACES. 10, 3, p. 83-89 7 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Operations Research
  • Business Administration
  • Operations research
  • Economics
  • Industry
• 1979

  AC Conductivity and dielectric anomaly in annealed EuSe

  Kuivalainen, P., Kaski, K., Eränen, S., Stubb, T. & Stubb, H., 1979, In : Physica Status Solidi. B: Basic Research. 96, 2, p. 703-712

  Research output: Contribution to journal › Article › Scientific › peer-review

  • alternating current
  • anomalies
  • Annealing
  • Vacancies
  • conductivity
  2 Citations (Scopus)

• Auditory evoked transient and sustained potentials in the human EEG: I. Effects of expectation of stimuli

  Hari, R., Sams, M. & Järvilehto, T., Dec 1979, In : Psychiatry Research. 1, 3, p. 297-306 10 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Reading
  • Electroencephalography
  15 Citations (Scopus)

• Auditory evoked transient and sustained potentials in the human EGG: II. Effects of small doses of ethanol

  Hari, R., Sams, M. & Järvilehto, T., Dec 1979, In : Psychiatry Research. 1, 3, p. 307-312 6 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Ovum
  • Ethanol
  • Reticular Formation
  • Electroencephalography
  15 Citations (Scopus)

• Bound magnetic polaron in magnetic semiconductors

  Kuivalainen, P., Sinkkonen, J., Kaski, K. & Stubb, T., 1979, In : Physica Status Solidi. B: Basic Research. 94, 1, p. 181-190

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Magnetic semiconductors
  • Polarons
  • Binding energy
  • Gene Conversion
  • polarons
  23 Citations (Scopus)

• Effects of m-xylene on human equilibrium measured with a quantitative method

  Savolainen, K. & Linnavuo, M., 1979, In : Acta Pharmacologica et Toxicologica. 44, 4, p. 315-318 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • 3-xylene
  • Transducers
  • Strain gages
  • Posture
  • Eye
  43 Citations (Scopus)

• Fractographic characteristics of a hydrogen-charged AISI 316 type austenitic stainless steel

  Hänninen, H. & Hakkarainen, T., Aug 1979, In : METALLURGICAL AND MATERIALS TRANSACTIONS A: PHYSICAL METALLURGY AND MATERIALS SCIENCE. 10, 8, p. 1196-1199 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  63 Citations (Scopus)

• Hitchcock : merkintöjä Alfred Hitchcockin elokuvasta Vertigo

  von Bagh, P., 1979, Helsinki: Suomen elokuvasäätiö.

  Research output: Book/Report › Book › Scientific › peer-review

• Painettuja tekstiilejä. Näyttely Garyounis University 1979

  Pohjakallio, P., 1979

  Research output: Artistic and non-textual form › Exhibition › Solo art production

  • Libya

• Polarizability of shallow donors in EuSe

  Kuivalainen, P., Kaski, K., Eränen, S. & Stubb, T., 1979, In : Solid State Communications. 32, 8, p. 691-693

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Annealing
  • Permittivity measurement
  • permittivity
  • Vacancies
  • Microwave frequencies
  4 Citations (Scopus)

• Positron trapping rate into vacancy clusters

  Nieminen, R. M. & Laakkonen, J., Oct 1979, In : Applied Physics. 20, 2, p. 181-184 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Positrons
  • Vacancies
  • positrons
  • Binding energy
  • Electrons
  130 Citations (Scopus)

• Properties of condensed spin-aligned atomic hydrogen from variational calculations

  Lantto, L. J. & Nieminen, R. M., Oct 1979, In : Journal of Low Temperature Physics. 37, 1-2, p. 1-12 12 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Hydrogen
  • Distribution functions
  • distribution functions
  • Ground state
  • Wave functions
  22 Citations (Scopus)

• Spherical solid model for muon and hydrogen in metals

  Manninen, M. & Nieminen, R. M., 1979, In : Journal of Physics F: Metal Physics. 9, 7, p. 1333-1348 16 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Hydrogen
  • heat of solution
  • Electric fields
  • muons
  • Metals
  79 Citations (Scopus)

• Spherical solid model for muon screening in metals

  Nieminen, R. M. & Manninen, M., Jan 1979, In : Hyperfine Interactions. 6, 1-4, p. 25-28 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Density functional theory
  • Diffusion barriers
  • Precious metals
  • Impurities
  • Screening
  5 Citations (Scopus)

• Superconducting virtual bound state alloys

  Salomaa, M. M. & Nieminen, R. M., Mar 1979, In : European Physical Journal B. 35, 1, p. 15-26 12 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Impurities
  • impurities
  • Superconductivity
  • Spin dynamics
  • superconductivity
  7 Citations (Scopus)

• Temperature dependence of positron trapping at voids in metals

  Nieminen, R. M., Laakkonen, J., Hautojärvi, P. & Vehanen, A., 1 Feb 1979, In : Physical Review B. 19, 3, p. 1397-1402 6 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  File

  • Positrons
  • positrons
  • voids
  • Metals
  • Electrons
  96 Citations (Scopus)

  119 Downloads (Pure)
• 1978

  An Approach to Solving Multiple Criteria Macroeconomic Policy Problems and an Application

  Wallenius, H., Wallenius, J. & Vartia, P., 1 Jun 1978, In : Management Science. 24, 10, p. 1021-1030 10 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• Effect of stimulus repetition on negative sustained potentials elicited by auditory and visual stimuli in the human EEG

  Järvilehto, T., Hari, R. & Sams, M., Sep 1978, In : Biological Psychology. 7, 1-2, p. 1-12 12 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Evoked Potentials
  • Electroencephalography
  • Acoustic Stimulation
  • Photic Stimulation
  • Reflex
  24 Citations (Scopus)

• Electronic structure of vacancies and vacancy clusters in simple metals

  Manninen, M. & Nieminen, R. M., 1978, In : Journal of Physics F: Metal Physics. 8, 11, p. 2243-2260 18 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Electronic structure
  • Vacancies
  • Metals
  • electronic structure
  • voids
  34 Citations (Scopus)

• Energetics of vacancies in non-transition metals

  Nieminen, R. M., Feb 1978, In : Journal of Nuclear Materials. 69-70, p. 633-635 3 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
  6 Citations (Scopus)

• High Frequency Conductivity of EuSe and EuO

  Kuivalainen, P., Kaski, K., Sinkkonen, J., Stubb, T. & Stubb, H., 1978, In : Physica Scripta. 18, 6, p. 433-440

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Conductivity
  • conductivity
  • low conductivity
  • Low Frequency
  • frequency hopping
  4 Citations (Scopus)

• Impurity resistance in magnetic metals

  Nieminen, R. M., 15 Jun 1978, In : Physical Review B. 17, 12, p. 5036-5039 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • magnetic metals
  • Magnetization
  • Phase shift
  • Electrons
  • Impurities
  6 Citations (Scopus)

• Marxismi, fenomenologia, psykologia

  Kiianmaa, A., Luoma-Keturi, P., Pulliainen, V., Salomaa, P., Sariola, E. & Vartiainen, M., 1978, In : Psykologia. 13, 3, p. 56-58

  Research output: Contribution to journal › Article › Scientific › peer-review

• Plasmon model for image-potential-induced surface states with an application to positrons at metal surfaces

  Nieminen, R. M. & Hodges, C. H., 15 Sep 1978, In : Physical Review B. 18, 6, p. 2568-2576 9 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Plasmons
  • Positrons
  • Surface states
  • metal surfaces
  • positrons
  81 Citations (Scopus)

• Self-consistent screening of a positive muon in a spin-polarized electron gas

  Jena, P., Singwi, K. S. & Nieminen, R. M., 1 Jan 1978, In : Physical Review B. 17, 1, p. 301-307 7 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Electron gas
  • Charge density
  • Electrons
  • electron gas
  • Screening
  33 Citations (Scopus)

• The optimal BDJ-type ground state of the charged Boson gas

  Lantto, L. J. & Nieminen, R. M., 1 May 1978, In : Physics Letters A. 66, 2, p. 106-108 3 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • virial theorem
  • bosons
  • plasmons
  • wave functions
  • ground state
  13 Citations (Scopus)

• Transport properties of EuO at ferromagnetic resonance

  Kaski, K., Kuivalainen, P. & Stubb, T., 1978, In : Journal of Applied Physics. 49, 3, p. 1595-1597

  Research output: Contribution to journal › Article › Scientific › peer-review

  • ferromagnetic resonance
  • transport properties
  • microwaves
  • electrodynamics
  • electric potential
  5 Citations (Scopus)
• 1977

  Interaction between metallic surfaces

  Nieminen, R. M., 1977, In : Journal of Physics F: Metal Physics. 7, 3, p. 375-384 10 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Carrier concentration
  • Density functional theory
  • electron density profiles
  • iteration
  • perturbation theory
  33 Citations (Scopus)

• Interactions between conduction and magnetic electrons in europium chalcogenides

  Sinkkonen, J., Kaski, K. & Stubb, T., 1977, In : International Journal of Quantum Chemistry. 12, S11, p. 595-606

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Europium
  • Chalcogenides
  • europium
  • spin-orbit interactions
  • conduction electrons
  1 Citation (Scopus)

• Kotelopalkkien jännitysanalyysi

  Paavola, J. & Mikkola, M., 1977, In : Rakenteiden mekaniikka. 10, 1, p. 37-58

  Research output: Contribution to journal › Article › Scientific › peer-review

• Positron-induced droplet formation in gaseous He

  Nieminen, R. M., 1977, In : Journal of Physics B: Atomic, Molecular and Optical Physics. 10, 10, p. L409-L413 5 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • gas density
  • positrons
  • gases
  • atoms
  • helium
  7 Citations (Scopus)

• Residual resistivity of vacancies in simple metals

  Manninen, M., Hautojärvi, P. & Nieminen, R., 17 Oct 1977, In : Physics Letters A. 63, 1, p. 60-62 3 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• Screening of light impurities in simple metals

  Manninen, M., Hautojärvi, P. & NIEMINEN, R., Sep 1977, In : Solid State Communications. 23, 11, p. 795-798 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• The effect of microvoid size on positron annihilation characteristics and residual resistivity in metals

  Hautojarvi, P., Heinio, J., Manninen, M. & Nieminen, R., Apr 1977, In : Philosophical Magazine. 35, 4, p. 973-981 9 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Positron annihilation
  • Positrons
  • Vacancies
  • positron annihilation
  • Metals
  152 Citations (Scopus)

• Theory of vacancy formation volume

  FINNIS, MW. & Nieminen, R., 1977, In : Journal of Physics F: Metal Physics. 7, 10, p. 1999-2010 12 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
• 1976

  INTERACTIVE PROGRAMMING METHOD FOR SOLVING THE MULTIPLE CRITERIA PROBLEM.

  Zionts, S. & Wallenius, J., Feb 1976, In : Management Science. 22, 6, p. 652-663 12 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Multiple Criteria
  • Programming
  • Decision Maker
  • Objective Function
  • Integer Linear Programming
  419 Citations (Scopus)

• Positron work functions in transition metals

  Nieminen, R. & HODGES, CH., 1976, In : Solid State Communications. 18, 8, p. 1115-1118 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• Pressure cell-boundary relation, Fermi levels and surface dipoles for transition metals

  Nieminen, R. & Hodges, C. H., 1976, In : Journal of Physics F: Metal Physics. 6, 4, p. 573-585 13 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
• 1975

  COMPARATIVE EVALUATION OF SOME INTERACTIVE APPROACHES TO MULTICRITERION OPTIMIZATION.

  Wallenius, J., Aug 1975, In : Management Science. 21, 12, p. 1387-1396 10 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  • Interactive Approach
  • Multi-criteria
  • Interactive Methods
  • Business Schools
  • Laboratory Experiments
  104 Citations (Scopus)

• Electrons and positrons in metal vacancies

  Manninen, M., Nieminen, R., Hautojärvi, P. & Arponen, J., 15 Nov 1975, In : Physical Review B. 12, 10, p. 4012-4022 11 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

  Open Access

  File
  345 Downloads (Pure)

• Henrik Gentiläisen tieto-oppi

  Varto, J., 1975, Tampere: Tampereen yliopiston filosofian laitos.

  Research output: Book/Report › Book › Scientific › peer-review

• Positrons in alkali halides

  Nieminen, R., 1975, In : Journal of Physics C: Solid State Physics. 8, 13, p. 2077-2084 8 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• Self-consistent electron densities in metal vacancies

  Nieminen, R., Manninen, M., Hautojärvi, P. & Arponen, J., 1 Apr 1975, In : Solid State Communications. 16, 7, p. 831-834 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
• 1974

  Localized Plasmon Modes in Lattice Defects of Metals

  Nieminen, R., 1 Nov 1974, In : PHYSICA STATUS SOLIDI B: BASIC SOLID STATE PHYSICS. 66, 1, p. 183-191 9 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• Positron surface states in metals

  NIEMINEN, R. & Manninen, M., 15 Jul 1974, In : Solid State Communications. 15, 2, p. 403-406 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• The effect of plastic deformation on positron lifetime spectra in alkali halides

  Nieminen, R., Hautojarvi, P. & Jauho, A-P., Oct 1974, In : Applied Physics. 5, 1, p. 41-43 3 p.

  Research output: Contribution to journal › Article › Scientific › peer-review
• 1973

  Charge density and positron annihilation at lattice defects in aluminium

  Arponen, J., Hautojärvi, P., Nieminen, R. & Pajanne, E., 1973, In : Journal of Physics F: Metal Physics. 3, 12, p. 2092-2108 17 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• Electron density and positron trapping at a vacancy

  Arponen, J., Hautojärvi, P., Nieminen, R. & Pajanne, E., 15 Jan 1973, In : Solid State Communications. 12, 2, p. 143-146 4 p.

  Research output: Contribution to journal › Article › Scientific › peer-review

• Näyttely

  Pohjakallio, P., 1973

  Research output: Artistic and non-textual form › Exhibition › Art in coproduction