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NSR database version of May 19, 2024.

Search: Author = P.Tikkanen

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2013RA15      Nucl.Instrum.Methods Phys.Res. A723, 5 (2013)

J.Raisanen, P.O.Tikkanen

Calibration of accelerator proton energy by the 14N (p, p'γ)14N reaction resonances

doi: 10.1016/j.nima.2013.04.055
Citations: PlumX Metrics


2011GR01      J.Phys.(London) G38, 015101 (2011); Corrigendum J.Phys.(London) G38, 049501 (2011)

P.Granholm, T.Lonnroth, J.Suhonen, J.Bergman, K.-M.Kallman, J.-O.Lill, M.Norrby, E.Ydrefors, P.Tikkanen

On the decay of the Jπ = 11/2-, T1/2=38.9 h isomer in 133Ba: search for the E5 transition and verification of the EC branch

RADIOACTIVITY 133Ba(EC) [from 133Cs(p, n), E=5-9.8 MeV]; measured Eγ, Iγ; deduced T1/2 of the 11/2- isomer, limit for E5/M4 ratio, B (λ). comparison with MQPM calculations.

doi: 10.1088/0954-3899/38/1/015101
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1891.


2002BA85      At.Data Nucl.Data Tables 81, 1 (2002)

I.M.Band, M.B.Trzhaskovskaya, C.W.Nestor, Jr., P.O.Tikkanen, S.Raman

Dirac-Fock Internal Conversion Coefficients

NUCLEAR STRUCTURE Z=10-126; A=20-310; calculated ICC. Relativistic self-consistent-field Dirac-Fock approach.

doi: 10.1006/adnd.2002.0884
Citations: PlumX Metrics


2001RA27      At.Data Nucl.Data Tables 78, 1 (2001)

S.Raman, C.W.Nestor, P.Tikkanen

Transition Probability from the Ground to the First-Excited 2+ State of Even-Even Nuclides

COMPILATION Z=4-100; compiled, evaluated B(E2) for transition from ground to first-excited 2+ states in even-even nuclides.

doi: 10.1006/adnd.2001.0858
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1998KA31      Phys.Rev. C58, 699 (1998)

A.Kangasmaki, P.Tikkanen, J.Keinonen, W.E.Ormand, S.Raman, Zs.Fulop, A.Z.Kiss, E.Somorjai

Lifetimes of 32S Levels

NUCLEAR REACTIONS 2H(31P, n), E=24, 29 MeV; 28Si(6Li, np), E=8, 12 MeV; 31P(p, γ), E=1.0-1.6 MeV; measured Doppler-broadened Eγ, Iγ. 32S levels deduced T1/2, branching ratios, δ, B(E2), B(M1). DSA analysis, Monte Carlo simulations.

NUCLEAR STRUCTURE 32S; calculated levels, T1/2, δ. Shell model.

doi: 10.1103/PhysRevC.58.699
Citations: PlumX Metrics


1997KA15      Phys.Rev. C55, 1697 (1997)

A.Kangasmaki, P.Tikkanen, J.Keinonen, W.E.Ormand, S.Raman

Lifetimes of 32P Levels

NUCLEAR REACTIONS 2H(31P, p), E ≈ 24, 29 MeV; measured Eγ, Iγ, DSA. 32P deduced levels, J, π, γ-multipolarity, δ(E2/M1), γ-branching ratio, B(λ). Shell model.

doi: 10.1103/PhysRevC.55.1697
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1996FU07      Nucl.Phys. A604, 286 (1996)

Zs.Fulop, G.Levai, E.Somorjai, A.Z.Kiss, J.Cseh, P.Tikkanen, J.Keinonen

A Comprehensive Study of the 34S + α System

NUCLEAR REACTIONS, ICPND 34S(α, γ), E=3.4-4.4 MeV; measured γ yield vs E. 38Ar deduced levels, J, π, B(λ). Implanted target. Semimicroscopic algebraic cluster model, dynamic symmetry.

doi: 10.1016/0375-9474(96)00173-X
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1996PI11      Nucl.Phys. A605, 191 (1996)

M.Piiparinen, A.Atac, J.Blomqvist, G.B.Hagemann, B.Herskind, R.Julin, S.Juutinen, A.Lampinen, J.Nyberg, G.Sletten, P.Tikkanen, S.Tormanen, A.Virtanen, R.Wyss

High-Spin Spectroscopy of the 142Eu, 143Eu and 144Eu Nuclei

NUCLEAR REACTIONS 110Pd(37Cl, 3n), (37Cl, 4n), (37Cl, 5n), E=140, 160 MeV; measured Eγ, Iγ(θ), γγ-coin, γγ(t), RDM, DSA. 142,143,144Eu deduced high-spin levels, J, π, T1/2, B(M1), B(E2). Enriched targets, array of Compton-suppressed Ge detectors, 4π BaF2 ball, plunger. Shell model, total Routhian surface calculations.

doi: 10.1016/0375-9474(96)00157-1
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Data from this article have been entered in the XUNDL database. For more information, click here.


1996RA04      Phys.Rev. C53, 616 (1996)

S.Raman, E.K.Warburton, J.W.Starner, E.T.Jurney, J.E.Lynn, P.Tikkanen, J.Keinonen

Spectroscopy of 20F Levels

NUCLEAR REACTIONS 19F(n, γ), E=thermal; measured Eγ, Iγ. 20F deduced levels, J, π, γ-branching ratios, spectroscopic strengths, γ multipolarity. Other reaction data input.

doi: 10.1103/PhysRevC.53.616
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13745.


1995PI09      Phys.Rev. C52, R1 (1995)

M.Piiparinen, A.Atac, S.J.Freeman, R.Julin, S.Juutinen, A.Lampinen, T.Lonnroth, D.Muller, J.Nyberg, G.Sletten, P.Tikkanen, S.Tormanen, A.Virtanen, C.T.Zhang, R.Wyss

Collectivity in ' Spherical ' 143,144Eu Nuclei

NUCLEAR REACTIONS 110Pd(37Cl, 3n), (37Cl, 4n), E=140 MeV; measured Eγ, Iγ(θ), γγ-coin, γγ(t). 143,144Eu deduced high-spin levels, J, π, T1/2, B(E2) values, band structure, shape features. Enriched targets, array of Compton-suppressed Ge dedtectors, 4π BaF2 ball, plunger. Total Routhian surface calculations.

doi: 10.1103/PhysRevC.52.R1
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1994KA26      Phys.Rev. C50, 1370 (1994)

A.Kangasmaki, P.Tikkanen, J.Keinonen

Short Lifetimes in 28Al

NUCLEAR REACTIONS 2H(27Al, p), E=15, 16, 29 MeV; measured Eγ, DSA. 28Al levels deduced T1/2. Implanted, enriched 2H targets.

doi: 10.1103/PhysRevC.50.1370
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1993TI02      Phys.Rev. C47, 145 (1993)

P.Tikkanen, J.Keinonen, A.Kangasmaki, Zs.Fulop, A.Z.Kiss, E.Somorjai

Short Lifetimes in 28Si

NUCLEAR REACTIONS 14N(16O, np), E=20-28 MeV; 27Al(p, γ), E=0.66-1.32 MeV; measured DSA, Eγ, Iγ. 28Si levels deduced T1/2, B(λ), transition matrix elements. Hyperpure Ge detectors, enriched, implanted targets. Monte Carlo analysis, sd-shells, universal shell model.

doi: 10.1103/PhysRevC.47.145
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1991TI02      Phys.Rev. C43, 2162 (1991)

P.Tikkanen, J.Keinonen, A.Kangasmaki, Zs.Fulop, A.Z.Kiss, E.Somorjai

Short Lifetimes in Mirror Nuclei 25Mg-25Al

NUCLEAR REACTIONS 12C(15N, np), E=17-27 MeV; 24Mg(p, γ), E=1.2-1.8 MeV; measured DSA. 25Mg, 25Al levels deduced T1/2. Implanted, enriched 12C, 24Mg targets.

doi: 10.1103/PhysRevC.43.2162
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1990TI02      Phys.Rev. C42, 581 (1990)

P.Tikkanen, J.Keinonen, K.Arstila, A.Kuronen, B.H.Wildenthal

Lifetimes of the Lowest (5/2)+ and (9/2)+ States in the Mirror Nuclei 23Na-23Mg

NUCLEAR REACTIONS 12C(12C, p), (15N, α), (12C, n), E=15-27 MeV; measured DSA, nγ-coin, Eγ. 23Na, 23Mg levels deduced T1/2. Implanted enriched 12C targets.

doi: 10.1103/PhysRevC.42.581
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1990TI07      Nucl.Phys. A517, 176 (1990)

P.Tikkanen, J.Keinonen, A.Kuronen, A.Z.Kiss, E.Koltay, E.Pintye, B.H.Wildenthal

Short Lifetimes in 29Si-29P for the Test of Shell-Model Wave Functions

NUCLEAR REACTIONS 15N(16O, np), E=17, 20, 22 MeV; 28Si(p, γ), E=1.38, 1.65, 2.08, 2.29 MeV; measured DSA. 29Si, 29P levels deduced T1/2, δ, γ-branching. Implanted, enriched 15N, 28Si targets. Shell model comparison.

doi: 10.1016/0375-9474(90)90267-P
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1990TI08      Phys.Rev. C42, 2431 (1990)

P.Tikkanen, J.Keinonen, A.Lampinen, R.Julin, A.Pakkanen, P.Ahonen, J.Hattula, S.Juutinen, S.Tormanen, P.J.Nolan, P.von Brentano, A.Dewald, A.Gelberg, G.Siems, R.Wirowski

Lifetimes of Yrast J(π) = 16+-26+ States in 130Ce

NUCLEAR REACTIONS 98Mo(36S, 4n), E=143-150 MeV; measured DSA, γ-lineshapes. 130Ce levels deduced T1/2. Enriched targets.

doi: 10.1103/PhysRevC.42.2431
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1989KE04      Nucl.Phys. A493, 124 (1989)

J.Keinonen, P.Tikkanen, A.Kuronen, A.Z.Kiss, E.Somorjai, B.H.Wildenthal

Short Lifetimes in 24Mg for Test of Rotational Collectivity in Shell-Model Wave Functions

NUCLEAR REACTIONS 23Na(p, γ), E=0.7, 1.7 MeV; 12C(14N, pn), E=20, 24 MeV; measured γ-spectra, DSA. 24Mg levels deduced T1/2. Implanted, enriched 23Na, 12C targets.

doi: 10.1016/0375-9474(89)90536-8
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1988CS02      Nucl.Phys. A489, 225 (1988)

J.Cseh, M.Jozsa, A.Z.Kiss, E.Koltay, E.Somorjai, J.Keinonen, P.Tikkanen

The Reaction 36S(α, γ)40Ar: γ-transition properties of resonance and bound states in 40Ar

NUCLEAR REACTIONS 36S(α, γ), E=2.35-3.50 MeV; measured γ(θ), γ yield, DSA. 40Ar levels deduced J, π, T1/2. Implanted, enriched 36S targets.

doi: 10.1016/0375-9474(88)90150-9
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1988KU33      Nucl.Instrum.Methods Phys.Res. B35, 1 (1988)

A.Kuronen, J.Raisanen, J.Keinonen, P.Tikkanen, E.Rauhala

Electronic Stopping Power for 7Li, 11B, 12C, 14N and 16O at Energies 0.4 to 2.1 MeV/Nucleon in Ta and Au, and for 12C at Energies 0.4, 0.8 and 1.4 MeV/Nucleon in 18 Elemental Solids

doi: 10.1016/0168-583X(88)90090-0
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1987KU02      Phys.Rev. C35, 591 (1987)

A.Kuronen, J.Keinonen, P.Tikkanen

Cross Section of 16O + 16O near the Coulomb Barrier

NUCLEAR REACTIONS, ICPND 16O(16O, X)28Si/30Si/30P/31P/31S/27Al/24Mg, E(cm)=8-13.8 MeV; measured Eγ, Iγ, σ(θ), DSA; deduced residuals production σ(E), astrophysical factors. Tantalum oxide target, Ge(Li) detector.

doi: 10.1103/PhysRevC.35.591
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0212.


1987TI03      Phys.Rev. C36, 32 (1987)

P.Tikkanen, J.Keinonen, R.Lappalainen, B.H.Wildenthal

Short Lifetimes in 30P

NUCLEAR STRUCTURE 30P; calculated levels, B(λ). Shell model.

NUCLEAR REACTIONS 29Si(p, γ), E=1.4-2.1 MeV; measured DSA. 30P deduced levels, T1/2, γ-branching ratio, B(λ). Shell model.

doi: 10.1103/PhysRevC.36.32
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1986TI02      Nucl.Phys. A456, 337 (1986)

P.Tikkanen, J.Keinonen, V.Karttunen, A.Kuronen

Transition Strengths in the Mirror Nuclei 27Si-27Al

NUCLEAR REACTIONS 12C(16O, n), (16O, p), E=20 MeV; measured Eγ, Iγ, DSA. 27Si, 27Al levels deduced T1/2. Implanted, enriched 12C targets.

doi: 10.1016/0375-9474(86)90397-0
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1985TI09      Soc.Sci.Fenn., Comment.Phys.-Math. 73, 4 (1985)

P.Tikkanen, J.Keinonen, A.Anttila, A.Pakkanen

Analogue Structure of 27Si-27Al; Transition strengths in 27Si

NUCLEAR REACTIONS 27Al(p, n), E=9-14 MeV; measured nγ-coin, DSA. 27Si levels deduced T1/2, transition strength, γ-multipolarity, δ.


1984PA15      ATOMKI Kozlem. 26, 75 (1984)

A.Passoja, P.Tikkanen, A.Krasznahorkay, Z.Gacsi, T.Kibedi, T.Fenyes

Adaption of a Superconducting Solenoid Transporter Si(Li)-Si(Li) Spectrometer for In-Beam Studies of Internal-Pair Transitions

NUCLEAR REACTIONS 19F, 23Na(p, αγ), 27Al, 42Ca(p, p'γ), E=3.5-4 MeV; measured γ spectra. 20Ne, 27Al, 42Ca deduced internal pair transition characteristics. Superconducting solenoid transporter, Si(Li)-Si(Li) spectrometer.


1984PA16      Nucl.Instrum.Methods 223, 96 (1984)

A.Passoja, P.Tikkanen, A.Krasznahorkay, Z.Gacsi, T.Kibedi, T.Fenyes

Adaptation of a Superconducting-Solenoid-Transporter Si(Li)-Si(Li) Spectrometer for In-Beam Studies of Internal-Pair Transitions

NUCLEAR REACTIONS 23Na, 19F(p, α), 27Al, 42Ca(p, p'γ), E=3.5-4 MeV; measured pair spectra, Eγ, Iγ, sum coincidence spectra; deduced pair line efficency.

doi: 10.1016/0167-5087(84)90249-7
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Note: The following list of authors and aliases matches the search parameter P.Tikkanen: , P.O.TIKKANEN