NSR Query Results

Output year order : Descending
Format : Normal

NSR database version of April 26, 2024.

Search: Author = J.M.Parmonen

Found 19 matches.

Back to query form

2008SA05      Eur.Phys.J. A 35, 159 (2008)

M.Sanchez-Vega, H.Mach, R.B.E.Taylor, B.Fogelberg, A.Lindroth, A.J.Aas, P.Dendooven, A.Honkanen, M.Huhta, G.Lhersonneau, M.Oinonen, J.M.Parmonen, H.Penttila, J.Aysto, J.R.Persson, J.Kurpeta

Studies of quadrupole collectivity in the γ-soft ¹⁰⁶Ru

RADIOACTIVITY ¹⁰⁶Tc(β⁺) [from ²³⁸U(p, F), E=25 MeV]; measured Eγ, Iγ, γγ-, βγ-coin, T_1/2, B(E2) using advanced time-delayed method. ¹⁰⁶Ru deduced levels, J, π, T_1/2. Comparison with various models.

doi: 10.1140/epja/i2007-10530-3
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1997HO12      Nucl.Phys. A621, 689 (1997)

A.Honkanen, P.Dendooven, M.Huhta, G.Lhersonneau, P.O.Lipas, M.Oinonen, J.-M.Parmonen, H.Penttila, K.Perajarvi, T.Siiskonen, J.Aysto

High-Resolution Study of the Beta Decay of ⁴¹Ti

RADIOACTIVITY ⁴¹Ti(β⁺) [from ⁴⁰Ca(³He, 2n), E=40 MeV]; measured β-delayed Ep, Ip, γ spectra; deduced log ft, ⁴¹Sc deduced Gamow-Teller strength, isospin mixing. OXBASH shell-model calculations. ΔE(gas)E(Si) telescope, Si, hyperpure Ge, plastic scintillator detectors.

doi: 10.1016/S0375-9474(97)00180-2
Citations: PlumX Metrics

1996LH05      Nucl.Instrum.Methods Phys.Res. A373, 415 (1996)

G.Lhersonneau, P.A.Butler, J.F.C.Cocks, A.Honkanen, M.Huhta, P.M.Jones, A.Jokinen, R.Julin, S.Juutinen, A.Lampinen, D.Muller, E.Makela, M.Oinonen, J.M.Parmonen, M.Piiparinen, A.Savelius, J.F.Smith, S.Tormanen, A.Virtanen, J.Aysto

High-Spin Isomers in Neutron-RIch Nuclei Studied with TARDIS-Array at IGISOL

RADIOACTIVITY ⁹⁷Y(β^-) [from ²³²Th(p, X), E=25 MeV]; measured Eγ, Iγ, γγ-coin. ⁹⁷Zr deduced transitions. Compton suppressed detector array TARDIS.

doi: 10.1016/0168-9002(96)00072-1
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1996ME09      Phys.Rev.Lett. 77, 458 (1996)

T.Mehren, B.Pfeiffer, S.Schoedder, K.-L.Kratz, M.Huhta, P.Dendooven, A.Honkanen, G.Lhersonneau, M.Oinonen, J.-M.Parmonen, H.Penttila, A.Popov, V.Rubchenya, J.Aysto

Beta-Decay Half-Lives and Neutron-Emission Probabilities of Very Neutron-Rich Y to Tc Isotopes

RADIOACTIVITY ⁹⁴Kr, ^{100,101,102,103,99}Y, ¹⁰⁵Zr, ^{104,104m,105,106,107,108,109,110}Nb, ^{109,110,111,112}Tc(β^-) [from fission of U by 50 MeV H(2+) beam]; measured β-decay T_1/2, β-delayed neutron emission probabilities. ¹¹⁰Nb deduced β-decay associated Gamow-Teller strength functions.

NUCLEAR REACTIONS, ICPND U(p, X)⁹⁹Y/¹⁰⁰Y/¹⁰¹Y/¹⁰²Y/¹⁰³Y/¹⁰⁴Y/¹⁰⁴Nb/¹⁰⁵Nb/¹⁰⁶Nb/¹⁰⁷Nb/¹⁰⁸Nb/¹⁰⁹Nb/¹¹⁰Nb/¹⁰⁹Tc/¹¹⁰Tc/¹¹¹Tc/¹¹²Tc, E=75 MeV; measured residuals independent yield.

doi: 10.1103/PhysRevLett.77.458
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0540.

1996PE25      Phys.Rev. C54, 2760 (1996)

H.Penttila, P.Dendooven, A.Honkanen, M.Huhta, G.Lhersonneau, M.Oinonen, J.-M.Parmonen, K.Perajarvi, J.Aysto, J.Kurpeta, J.R.Persson

First Observation of β Decay of ¹⁰⁸Nb to ¹⁰⁸Mo

RADIOACTIVITY ¹⁰⁸Nb(β^-n) [from ²³⁸U(p, F), E=25, 30 MeV]; measured γ spectra, βγ-coin, decay curve; deduced levels J, π, T_1/2, log ft. ¹⁰⁸Mo deduced level T_1/2, deformation.

NUCLEAR REACTIONS, ICPND ²³⁸U(p, F)¹⁰⁸Nb/¹⁰⁸Mo/¹⁰⁸Tc/¹⁰⁸Ru, E=25 MeV; measured residuals yields following fission production.

doi: 10.1103/PhysRevC.54.2760
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0844.

1995JO02      Nucl.Phys. A584, 489 (1995)

A.Jokinen, T.Enqvist, P.P.Jauho, M.Leino, J.M.Parmonen, H.Penttila, J.Aysto, K.Eskola

Beta Decay of ¹⁰⁸Mo and of Neighbouring Even Mo-Isotopes

RADIOACTIVITY ^106,108Mo(β^-) [from ²³⁸U(p, F), E(p)=20 MeV]; measured T_1/2(β), Qβ, Iγ, I(ce), T_1/2, βγ-, γγ-, γ(X-ray)-, γ(ce)-, β(ce)-, (γ-ray)(ce)-coin; deduced log ft. ^106,108Tc deduced levels, J, π, ICC, Iβ. Ge plastic detectors. Deformed single-particle shell model, macroscopic-microscopic calculations for ^{102,104,106,108,110}Mo decays.

doi: 10.1016/0375-9474(94)00524-Q
Citations: PlumX Metrics

1994JA07      Phys.Rev. C49, 2036 (1994)

P.P.Jauho, A.Jokinen, M.Leino, J.M.Parmonen, H.Penttila, J.Aysto, K.Eskola, V.A.Rubchenya

Isotopic Product Distributions in the Near Symmetric Mass Region in Proton Induced Fission of ²³⁸U

NUCLEAR REACTIONS, ICPND ²³⁸U(p, F), E=20 MeV; measured fission fragment yields; deduced model suitability for very neutron rich nuclei production σ. γ-, β-radioactivity measurements, on-line mass separator.

doi: 10.1103/PhysRevC.49.2036
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0499.

1994LH01      Phys.Rev. C49, 1379 (1994)

G.Lhersonneau, B.Pfeiffer, K.-L.Kratz, T.Enqvist, P.P.Jauho, A.Jokinen, J.Kantele, M.Leino, J.M.Parmonen, H.Penttila, J.Aysto, and the ISOLDE Collaboration

Evolution of Deformation in the Neutron-Rich Zr Region from Excited Intruder State to the Ground State

RADIOACTIVITY ^99,98Y(β^-); measured Eγ, Iγ, I(ce), γγ(t), (γ)(e)(t). ^98,99Zr levels deduced J, π, intruder states, shape coexistence, ICC, 0⁺ → 0⁺ transition features, B(λ). On-line mass separation.

doi: 10.1103/PhysRevC.49.1379
Citations: PlumX Metrics

1994LH02      Z.Phys. A350, 97 (1994)

G.Lhersonneau, A.Honkanen, M.Huhta, P.P.Jauho, A.Jokinen, M.Leino, M.Oinonen, E.Ollikainen, J.M.Parmonen, J.Aysto

Beta Decay of Very Neutron-Rich ¹¹⁰Mo Studied at the New IGISOL Facility

RADIOACTIVITY ¹¹⁰Mo(β^-) [from ²³²Th(p, X), E=50 MeV]; measured Eγ, Iγ, E X-ray, I X-ray, βγ(t), γγ(t); deduced log ft. ¹¹⁰Tc deduced levels, J, π, Iγ, ICC.

doi: 10.1007/BF01290676
Citations: PlumX Metrics

1993JA03      Nucl.Phys. A552, 340 (1993)

Z.Janas, J.Aysto, K.Eskola, P.P.Jauho, A.Jokinen, J.Kownacki, M.Leino, J.M.Parmonen, H.Penttila, J.Szerypo, J.Zylicz

Gamow-Teller Decay of ¹¹⁸Pd and of the New Isotope ¹²⁰Pd

RADIOACTIVITY ^118,120Pd(β^-) [from ²³⁸U(p, F), E=20 MeV, on-line mass separation]; measured β-decay T_1/2, Iγ, I(ce), K X-rays, γγ-, β^-γ-, (X-ray)γ-coin; deduced log ft. ^118,120Ag deduced levels, ICC, γ-multipolarity, J, π, beta strength. Plastic, Ge detectors, Si(Li)+magnetic electron transporter. Deformed shell-model calculations with pairing.

doi: 10.1016/0375-9474(93)90497-L
Citations: PlumX Metrics

1993JO02      Acta Phys.Pol. B24, 421 (1993)

A.Jokinen, J.Aysto, P.P.Jauho, M.Leino, J.M.Parmonen, H.Penttila, K.Eskola, Z.Janas, J.Zylicz

Gamow Teller Decay of Deformed Neutron-Rich Nuclei

NUCLEAR STRUCTURE ^{114,116,118,120}Pd, ^{108,110,112,114}Ru; analyzed β-decay data; calculated Gamow-Teller transition strength. Quasiparticle RPA model. Other nuclei discussed.

1993PE11      Nucl.Phys. A561, 416 (1993)

H.Penttila, T.Enqvist, P.P.Jauho, A.Jokinen, M.Leino, J.M.Parmonen, J.Aysto, K.Eskola

β-Decay of ¹¹³Rh and the Observation of ^113mPd: Isomer systematics in odd-A palladium isotopes

RADIOACTIVITY ¹¹³Rh(β^-) [from ²³⁸U(p, F), E=20 MeV]; measured T_1/2(β^-), Eγ, βγ-, γγ-, (X-ray)γ-, β(ce)-, (X-ray)(ce)-coin; deduced log ft. ¹¹³Pd deduced levels, J, π, isomer T_1/2.

doi: 10.1016/0375-9474(93)90019-T
Citations: PlumX Metrics

1992JO05      Nucl.Phys. A549, 420 (1992)

A.Jokinen, J.Aysto, P.P.Jauho, M.Leino, J.M.Parmonen, H.Penttila, K.Eskola, Z.Janas

Beta Decay of ¹¹⁴Ru and Q(β) Systematics for n-Rich Ru Isotopes

RADIOACTIVITY ¹¹⁴Ru(β^-) [from ²³⁸U(p, F), E=20 MeV]; measured β-decay T_1/2, Qβ^-, Iγ, I(ce), βγ-, γX-, γγ-coin; deduced log ft. ¹¹⁴Rh deduced levels, J, π, Iβ. Plastic, Ge detectors. Macroscopic-microscopic calculations, deformed single-particle shell model.

doi: 10.1016/0375-9474(92)90088-2
Citations: PlumX Metrics

1991JO11      Z.Phys. A340, 21 (1991)

A.Jokinen, J.Aysto, P.Dendooven, K.Eskola, Z.Janas, P.P.Jauho, M.E.Leino, J.M.Parmonen, H.Penttila, K.Rykaczewski, P.Taskinen

Spin-Flip β^- Decay of Even-Even Deformed Nuclei ¹¹⁰Ru and ¹¹²Ru

RADIOACTIVITY ^110,112Ru(β^-) [from ²³⁸U(p, F), E=20 MeV]; measured Eγ, Iγ, βγ-coin, Eβ, β(ce)-, β(X-ray)-coin; deduced T_1/2, Qβ. ¹¹²Rh levels deduced γ-multipolarity, ICC. ¹¹⁰Rh deduced transitions.

doi: 10.1007/BF01284476
Citations: PlumX Metrics

1991LE09      Phys.Rev. C44, 336 (1991)

M.Leino, P.P.Jauho, J.Aysto, P.Decrock, P.Dendooven, K.Eskola, M.Huyse, A.Jokinen, J.M.Parmonen, H.Penttila, G.Reusen, P.Taskinen, P.Van Duppen, J.Wauters

Independent and Cumulative Yields of Very Neutron-Rich Nuclei in 20 MeV p- and 18-41 MeV d-Induced Fission of ²³⁸U

NUCLEAR REACTIONS, ICPND ²³⁸U(p, F), E=20 MeV; ²³⁸U(d, F), E=18, 25, 41 MeV; measured fission product isotopic yields, isobaric yields. On-line isotope separator.

RADIOACTIVITY ⁸⁰Ge; measured βγ-coin, Eγ, Iγ; deduced ground state β-decay branch. ¹¹⁴Ru; measured T_1/2. Sources from ²³⁸U(p, F), on-line separation.

doi: 10.1103/PhysRevC.44.336
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0825.

1991PA17      Nucl.Instrum.Methods Phys.Res. A306, 504 (1991)

J.M.Parmonen, Z.Janas, W.H.Trzaska, J.Aysto, J.Kantele, P.P.Jauho, A.Jokinen, H.Penttila

Electron-Transporter Spectrometer for On-Line Isotope Separator

RADIOACTIVITY ¹¹⁵Rh, ^115m,115Pd, ^115m,115Ag, ^115,115mCd, ^115mIn; measured (ce)(β^-)-, (ce)(K X-ray)-coin. On-Line isotope separator, electron transport spectrometer.

doi: 10.1016/0168-9002(91)90044-Q
Citations: PlumX Metrics

1991PE04      Z.Phys. A338, 291 (1991)

H.Penttila, J.Aysto, K.Eskola, Z.Janas, P.P.Jauho, A.Jokinen, M.E.Leino, J.M.Parmonen, P.Taskinen

First Observation of the Beta Decay of ¹¹⁷Pd and the Discovery of a New Isotope ¹¹⁹Pd

RADIOACTIVITY ^117,117m,119Pd [from ²³⁸U(p, F), E=20 MeV]; measured γγ-, γ(X-ray)-, γβ-coin, I(ce), T_1/2. ^117,119Ag deduced levels.

1990AY02      Nucl.Phys. A515, 365 (1990)

J.Aysto, P.P.Jauho, Z.Janas, A.Jokinen, J.M.Parmonen, H.Penttila, P.Taskinen, R.Beraud, R.Duffait, A.Emsallem, J.Meyer, M.Meyer, N.Redon, M.E.Leino, K.Eskola, P.Dendooven

Collective Structure of the Neutron-Rich Nuclei, ¹¹⁰Ru and ¹¹²Ru

RADIOACTIVITY ^110,112Tc(β^-) [from ²²⁸U(p, F), E=20 MeV]; measured β-decay T_1/2, Qβ^-, Iγ, I(ce), β^-γ-.γγ-coin. ^110,112Ru deduced levels, J, π, level systematics, mass quadrupole moments, equilibrium shapes. Ge, Si-Li, plastic detectors. Hartree-Fock potential energy calculations.

NUCLEAR STRUCTURE ^108,110,112Ru; calculated levels, mass quadrupole moments, equilibrium shapes. Hartree-Fock calculations.

doi: 10.1016/0375-9474(90)90590-I
Citations: PlumX Metrics

1990PE10      Phys.Scr. T32, 38 (1990)

H.Penttila, J.Aysto, P.Jauho, A.Jokinen, J.M.Parmonen, P.Taskinen, K.Eskola, M.Leino, P.Dendooven, C.N.Davids

New Neutron-Rich Nuclei and Isomers Produced in Symmetric Fission

NUCLEAR REACTIONS ²³⁸U(p, F), E not given; analyzed γ(X-ray)-coin, γ-spectra for mass=114, other data. ¹¹⁴Ag deduced isomer decay, transition γ-multipolarity, ICC.