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1

The ortho-to-para conversion in solid hydrogen, catalyzed by hydrogen atoms

Valeri Shevtsov, Alexander Frolov, Igor Lukashevich, Eero Ylinen, Pekka Malmi, Matti Punkkinen

Journal:

Journal of Low Temperature Physics

Year:

1994

Language:

english

File:

PDF, 869 KB

english, 1994

2

The influence of constitutive model selection on predicted stresses and yield in deep mine pillars - A case study at the Creighton mine, Sudbury, Canada

Walton, Gabriel, Diederichs, Mark, Punkkinen, Allan

Journal:

Geomechanics and Tunnelling

Year:

2015

Language:

english

File:

PDF, 1.87 MB

english, 2015

3

An in-situ monitoring campaign of a hard rock pillar at great depth within a Canadian mine

Forbes, Bradley, Vlachopoulos, Nicholas, Diederichs, Mark S., Hyett, Andrew J., Punkkinen, Allan

Journal:

Joumal of Rock Mechanics and Geotechnical Engineering

Year:

2020

File:

PDF, 6.73 MB

2020

4

Theoretical elastic moduli of ferromagnetic bcc Fe alloys

Zhang, Hualei, Punkkinen, Marko P J, Johansson, Börje, Vitos, Levente

Journal:

Journal of Physics Condensed Matter

Year:

2010

Language:

english

File:

PDF, 649 KB

english, 2010

5

Environmental sustainability comparison of a hypothetical pneumatic waste collection system and a door-to-door system

Henna Punkkinen, Elina Merta, Nea Teerioja, Katja Moliis, Eveliina Kuvaja

Journal:

Waste Management

Year:

2012

Language:

english

File:

PDF, 368 KB

english, 2012

6

Pneumatic vs. door-to-door waste collection systems in existing urban areas: a comparison of economic performance

Nea Teerioja, Katja Moliis, Eveliina Kuvaja, Markku Ollikainen, Henna Punkkinen, Elina Merta

Journal:

Waste Management

Year:

2012

Language:

english

File:

PDF, 449 KB

english, 2012

7

Temperature dependence of the librational tunneling and proton relaxation

Journal:

Physical Review B

Year:

1980

Language:

english

File:

PDF, 402 KB

english, 1980

8

Coupled (Zeeman-tunnel) – lattice relaxation of the methyl group in copper acetate

Coppens, Paul, Punkkinen, Matti, Vandemaele, Greta, Van Gerven, Lieven

Journal:

Physical Review B

Year:

1986

Language:

english

File:

PDF, 672 KB

english, 1986

9

Sn

Punkkinen, M., Ylinen, E. E., Ingman, L. P.

Journal:

Physical Review B

Year:

1982

Language:

english

File:

PDF, 246 KB

english, 1982

10

Dynamics of proton spin-lattice relaxation in glycerol

Koivula, E., Punkkinen, M., Tanttila, W. H., Ylinen, E. E.

Journal:

Physical Review B

Year:

1985

Language:

english

File:

PDF, 480 KB

english, 1985

11

Single-crystal elastic constants of ferromagnetic bcc Fe-based random alloys from first-principles theory

Zhang, Hualei, Punkkinen, M. P. J., Johansson, Börje, Hertzman, Staffan, Vitos, Levente

Journal:

Physical Review B

Year:

2010

Language:

english

File:

PDF, 966 KB

english, 2010

12

Toward the Atomically Abrupt Interfaces of SiO x /Semiconductor Junctions

Kuzmin, Mikhail, Laukkanen, Pekka, Mäkelä, Jaakko, Yasir, Muhammad, Tuominen, Marjukka, Dahl, Johnny, Punkkinen, Marko P. J., Kokko, Kalevi, Hedman, Hannu-Pekka, Moon, Jongyun, Punkkinen, Risto, Lastu

Journal:

Advanced Materials Interfaces

Year:

2016

Language:

english

File:

PDF, 1.53 MB

english, 2016

13

Characterisation of burst-prone grounds at Vale’s Creighton Mine

Morissette, Philippe, Hadjigeorgiou, John, Punkkinen, Allan

Journal:

Mining Technology

Year:

2016

Language:

english

File:

PDF, 8.85 MB

english, 2016

14

Change detection in drill and blast tunnels from point cloud data

Walton, Gabriel, Diederichs, Mark S., Weinhardt, Klaus, Delaloye, Dani, Lato, Matthew J., Punkkinen, Allan

Journal:

International Journal of Rock Mechanics and Mining Sciences

Year:

2018

Language:

english

File:

PDF, 5.78 MB

english, 2018

15

The Electronic Band Structure of Si/SiO2 Superlattices: A First-Principles Study

M. P. J. Punkkinen, T. Korhonen, K. Kokko, I. J. Väyrynen

Journal:

physica status solidi (b)

Year:

1999

Language:

english

File:

PDF, 122 KB

english, 1999

16

Electronic Structure of the Intermetallic Compound Gd3Pd

M. P. J. Punkkinen, K. Kokko, I. J. Vaeyrynen

Journal:

Year:

2003

File:

PDF, 72 KB

2003

17

ChemInform Abstract: A New Material for Hydrogen Storage; ScAl0.8Mg0.2.

Martin Sahlberg, Premysl Beran, Thomas Kollin Nielsen, Yngve Cerenius, Krisztina Kadas, Marko P. J. Punkkinen, Levente Vitos, Olle Eriksson, Torben R. Jensen, Yvonne Andersson

Journal:

Year:

2010

Language:

english

File:

PDF, 18 KB

english, 2010

18

14N NMR Echo in NH4ClO4after the Pulse Sequence (θ1)x–τ–(θ2)y–t

M. Punkkinen, A.H. Vuorimäki, E.E. Ylinen, A. Kaikkonen

Journal:

Journal of Magnetic Resonance

Year:

1998

Language:

english

File:

PDF, 181 KB

english, 1998

19

Five-Quantum Coherence ofI= 5/2 Nuclei:27Al in an Al2O3Single Crystal

A. Kaikkonen, E.E. Ylinen, M. Punkkinen

Journal:

Journal of Magnetic Resonance

Year:

1998

Language:

english

File:

PDF, 171 KB

english, 1998

20

Separation of the Ortho and Para NMR Signals in Solid Deuterium via DQ Filtering

Pekka Malmi, Matti Punkkinen, Eero Ylinen, Valeri Shevtsov

Journal:

Journal of Magnetic Resonance

Year:

2000

Language:

english

File:

PDF, 115 KB

english, 2000

21

Ammonium Tunnel Levels and Spin-Rotational Wavefunctions in (NH4)2S2O8

M. Kankaanpää, E.E. Ylinen, M. Punkkinen

Journal:

Solid State Nuclear Magnetic Resonance

Year:

2001

Language:

english

File:

PDF, 104 KB

english, 2001

22

Deuteron NMR Study of the Diverse Mobility of the Ammonium Ions in the Ordered Phase of (ND4)2PtCl4

Z.T. Lalowicz, M. Punkkinen, Z. Olejniczak, A. Birczynski, U. Haeberlen

Journal:

Solid State Nuclear Magnetic Resonance

Year:

2002

Language:

english

File:

PDF, 405 KB

english, 2002

23

Temperature dependence of the tunnelling splitting in (NH4)2PbCl6

M. Punkkinen, J.E. Tuohi, E.E. Ylinen

Journal:

Chemical Physics Letters

Year:

1975

Language:

english

File:

PDF, 249 KB

english, 1975

24

Anisotropy of the nuclear dipolar relaxation in CF3COOAg

M. Punkkinen, L.P. Ingman

Journal:

Chemical Physics Letters

Year:

1976

Language:

english

File:

PDF, 255 KB

english, 1976

25

Librational tunnelling of NH+4 in [K2]0.78 [(NH4)2]0.22 SnCl6

L.P. Ingman, M. Punkkinen, E.E. Ylinen

Journal:

Chemical Physics Letters

Year:

1982

Language:

english

File:

PDF, 175 KB

english, 1982

26

Proton relaxation and tunneling levels of NH4+ ions in an (NH4)2SnBr6, single crystal

L.P. Ingman, M. Punkkinen, E.E. Ylinen, C. Dimitropoulos

Journal:

Chemical Physics Letters

Year:

1986

Language:

english

File:

PDF, 416 KB

english, 1986

27

NMR Line shape and cross relaxation of tunneling ammonium protons in (NH4)2ZnCl4

A.H. Vuorimäki, M. Punkkinen, E.E. Ylinen

Journal:

Chemical Physics Letters

Year:

1989

Language:

english

File:

PDF, 589 KB

english, 1989

28

Deuteron NMR spectrum of ND4VO3 and some other ammonium compounds

E.E. Ylinen, Z.T. Lalowicz, S.F. Sagnowski, M. Punkkinen, E. Koivula, L.P. Ingman

Journal:

Chemical Physics Letters

Year:

1992

Language:

english

File:

PDF, 275 KB

english, 1992

29

Hydrogen bond studies. 108. A nuclear magnetic relaxation study of molecular motion in solid trimethylammonium iodide, bromide, chloride, and hydrogen oxalate

Rolf Sjöblom, Matti Punkkinen

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 793 KB

english, 1969

30

Zeeman spin-lattice relaxation of weakly hindered proton tetrahedra

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 665 KB

english, 1969

31

Proton magnetic resonance spectrum of tunneling ammonium ions

M Punkkinen, J.E Tuohi, E.E Ylinen

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 652 KB

english, 1969

32

A method of measuring the initial behavior of the free induction decay

K.W Vollmers, I.J Lowe, M Punkkinen

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 1.08 MB

english, 1969

33

NMR spectrum of a pair of triads of 12 spins

A.H Vijorimaki, M Punkkinen

Journal:

Journal of Magnetic Resonance (1969)

Year:

1969

Language:

english

File:

PDF, 511 KB

english, 1969

34

Second order correction of the quadrupole splitting in the nuclear magnetic resonance of Na23 in NaClO3

V. Hovi, M. Luukkala, M. Punkkinen

Journal:

Physics Letters

Year:

1964

Language:

english

File:

PDF, 137 KB

english, 1964

35

Temperature dependence of the chlorine 35 quadrupole interaction in ammonium perchlorate from 4K to 340K

S.L. Segel, S. Maxwell, R.D. Heyding, P. Ingman, E. Ylinen, M. Punkkinen

Journal:

Solid State Communications

Year:

1988

Language:

english

File:

PDF, 171 KB

english, 1988

36

Magnetic field dependence of the proton zeeman relaxation in (NH4)2PbCl6

M. Punkkinen, J.E. Tuohi, E.E. Ylinen

Journal:

Chemical Physics

Year:

1976

Language:

english

File:

PDF, 366 KB

english, 1976

37

Inverse photoemission and photoemission spectra of the PbS(001) surface

T. Ollonqvist, T. Kaurila, M. Isokallio, M. Punkkinen, J. Väyrynen

Journal:

Journal of Electron Spectroscopy and Related Phenomena

Year:

1995

Language:

english

File:

PDF, 398 KB

english, 1995

38

Two photon transitions in EPR spectrum of Cr3+ in Al2O3

M. Punkkinen, P. Maas, M. Mizushima, W.H. Tanttila

Journal:

Physics Letters A

Year:

1969

Language:

english

File:

PDF, 154 KB

english, 1969

39

Spin-lattice relaxation of nuclear dipolar energy in (NH4)2PbCl6

M. Punkkinen, J.E. Tuohi, E.E. Ylinen

Journal:

Physics Letters A

Year:

1975

Language:

english

File:

PDF, 202 KB

english, 1975

40

Deuteron spin–lattice relaxation in partially deuterated ammonium hexachlorotellurate

A. Birczyński, Z.T. Lalowicz, M. Punkkinen, A.M. Szymocha

Journal:

Chemical Physics

Year:

2006

Language:

english

File:

PDF, 369 KB

english, 2006

41

NH3D+ dominated proton spin-lattice relaxation in partly deuterated ammonium compounds

E.E. Ylinen, P. Filipek, M. Punkkinen, Z.T. Lalowicz

Journal:

Physica B: Condensed Matter

Year:

2005

Language:

english

File:

PDF, 302 KB

english, 2005

42

Spin-lattice relaxation measurements in lithium acetate revisited

E. Crits, L. van Gerven, L.P. Ingman, E. Ylinen, M. Punkkinen, S. Emid

Journal:

Physica B: Condensed Matter

Year:

1988

Language:

english

File:

PDF, 447 KB

english, 1988

43

Deuteron spin-lattice relaxation in (ND4)2SnCl6 below 60 K

L.P. Ingman, E. Koivula, M. Punkkinen, E.E. Ylinen, Z.T. Lalowicz

Journal:

Physica B: Condensed Matter

Year:

1990

Language:

english

File:

PDF, 954 KB

english, 1990

44

Cross relaxation of the proton magnetization in ammonium compounds

M. Punkkinen, A.H. Vuorimäki, E.E. Ylinen

Journal:

Physica B: Condensed Matter

Year:

1990

Language:

english

File:

PDF, 579 KB

english, 1990

45

Effect of the grain size on the tunnel distribution in (NH4)2ZnCl4

Z.S. Liu, M. Punkkinen, A.H. Vuorimäki, E.E. Ylinen

Journal:

Physica B: Condensed Matter

Year:

1994

Language:

english

File:

PDF, 143 KB

english, 1994

46

Deuteron NMR spectra of ND4ClO4 single crystal at low temperatures

A. Birczyński, Z.T. Lalowicz, L.P. Ingman, M. Punkkinen, E.E. Ylinen

Journal:

Solid State Nuclear Magnetic Resonance

Year:

1993

Language:

english

File:

PDF, 1.31 MB

english, 1993

47

Conductivity and distribution of charge on electroluminescent Si/SiO2 structures investigated by electrostatic force microscopy

T Suominen, P Paturi, H Huhtinen, L Heikkilä, H.-P Hedman, R Punkkinen, R Laiho

Journal:

Applied Surface Science

Year:

2004

Language:

english

File:

PDF, 314 KB

english, 2004

48

Deuteron NMR spin–lattice relaxation of NH3D+ ions in partially deuterated (NH4)2SnCl6 and NH4ClO4

A. Birczyński, Z.T. Lalowicz, A.M. Szymocha, M. Punkkinen, E.E. Ylinen, A.H. Vuorimäki

Journal:

Chemical Physics

Year:

2006

Language:

english

File:

PDF, 204 KB

english, 2006

49

Core-level shifts of the c(8 × 2)-reconstructed InAs(1 0 0) and InSb(1 0 0) surfaces

P. Laukkanen, M.P.J. Punkkinen, M. Ahola-Tuomi, J. Lång, K. Schulte, A. Pietzsch, M. Kuzmin, J. Sadowski, J. Adell, R.E. Perälä, M. Ropo, K. Kokko, L. Vitos, B. Johansson, M. Pessa, I.J. Väyrynen

Journal:

Journal of Electron Spectroscopy and Related Phenomena

Year:

2010

Language:

english

File:

PDF, 873 KB

english, 2010

50

A new material for hydrogen storage; ScAl0.8Mg0.2

Martin Sahlberg, Premysl Beran, Thomas Kollin Nielsen, Yngve Cerenius, Krisztina Kadás, Marko P.J. Punkkinen, Levente Vitos, Olle Eriksson, Torben R. Jensen, Yvonne Andersson

Journal:

Journal of Solid State Chemistry

Year:

2009

Language:

english

File:

PDF, 328 KB

english, 2009

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