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NSR database version of May 24, 2024.

Search: Author = T.Kessler

Found 19 matches.

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2013JO02      Phys.Rev. C 87, 044318 (2013)

D.Jordan, A.Algora, J.L.Tain, B.Rubio, J.Agramunt, A.B.Perez-Cerdan, F.Molina, L.Caballero, E.Nacher, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, I.D.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, U.Hager, S.Rinta-Antila, T.Sonoda, K.Burkard, W.Huller, L.Batist, W.Gelletly, A.L.Nichols, T.Yoshida, A.A.Sonzogni, K.Perajarvi, A.Petrovici, K.W.Schmid, A.Faessler

Total absorption study of the β decay of 102, 104, 105Tc

RADIOACTIVITY 102,104,105Tc(β-)[from U(p, F), E=30, 50 MeV followed by mass separation]; measured Eγ, Iγ using the Total Absorption Gamma Spectrometer (TAGS) and JYFLTRAP Penning trap at IGISOL, Jyvaskyla facility; deduced β feedings to levels in 102,104,105Ru, β-strength distributions, Gamow-Teller strengths, average β and γ energies, effects on decay heat calculations. Comparison of deduced β feedings with those from high-resolution γ-ray measurements. Comparison of Gamow-Teller strengths with VAMPIR model calculations. Relevance to decay heat calculations in nuclear reactors.

NUCLEAR REACTIONS U(p, F)102Mo/102Tc/102Ru/104Tc/105Nb/ 105Mo/105Tc/105Ru, E=30, 50 MeV; measured yields using JYFLRTRAP Penning trap at IGISOL, Jyvaskyla facility.

doi: 10.1103/PhysRevC.87.044318
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Data from this article have been entered in the XUNDL database. For more information, click here.


2012RE09      Eur.Phys.J. A 48, 45 (2012)

M.Reponen, I.D.Moore, T.Kessler, I.Pohjalainen, S.Rothe, V.Sonnenschein

Laser developments and resonance ionization spectroscopy at IGISOL

doi: 10.1140/epja/i2012-12045-2
Citations: PlumX Metrics


2011AL21      J.Korean Phys.Soc. 59, 1479s (2011)

A.Algora, D.Jordan, J.L.Tain, B.Rubio, J.Agramunt, L.Caballero, E.Nacher, A.B.Perez-Cerdan, F.Molina, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, S.Rinta-Antila, I.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, U.Hager, T.Sonoda, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, K.Burkard, W.Huller, L.Batist, W.Gelletly, T.Yoshida, A.L.Nichols, A.Sonzogni, K.Perajarvi

Improvements on Decay Heat Summation Calculations by Means of Total Absorption Gamma-ray Spectroscopy Measurements

RADIOACTIVITY 101Nb, 101,105Mo, 102,104,105,106,107Tc(β-)[from U(p, F), E=30-50 MeV]; measured decay products using TAGS (Total Absorption Gamma Spectrometer) with Penning trap at IGISOL (JYFLTRAP); deduced decay heat.

doi: 10.3938/jkps.59.1479
Citations: PlumX Metrics


2011KI14      Phys.Rev. C 83, 065802 (2011), Erratum Phys.Rev. C 84, 049902 (2011)

O.S.Kirsebom, S.Hyldegaard, M.Alcorta, M.J.G.Borge, J.Buscher, T.Eronen, S.Fox, B.R.Fulton, H.O.U.Fynbo, H.Hultgren, A.Jokinen, B.Jonson, A.Kankainen, P.Karvonen, T.Kessler, A.Laird, M.Madurga, I.Moore, G.Nyman, H.Penttila, S.Rahaman, M.Reponen, K.Riisager, T.Roger, J.Ronkainen, A.Saastamoinen, O.Tengblad, J.Aysto

Precise and accurate determination of the 8B decay spectrum

RADIOACTIVITY 8B(β+)[from 6Li(3He, n), E=7.0 MeV]; measured β spectra, β-delayed α spectra, Eα, αα-coin. 8Be; deduced excitation distribution. Discussed implication of 8B neutrino spectrum. 20Na(β+); measured β-delayed α spectrum and used for calibration. Monte-Carlo simulations of β decay of 8B. R-matrix parameterization.

doi: 10.1103/PhysRevC.83.065802
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Data from this article have been entered in the XUNDL database. For more information, click here.


2010AL22      Phys.Rev.Lett. 105, 202501 (2010)

A.Algora, D.Jordan, J.L.Tain, B.Rubio, J.Agramunt, A.B.Perez-Cerdan, F.Molina, L.Caballero, E.Nacher, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, I.D.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, S.Rinta-Antila, U.Hager, T.Sonoda, K.Burkard, W.Huller, L.Batist, W.Gelletly, A.L.Nichols, T.Yoshida, A.A.Sonzogni, K.Perajarvi

Reactor Decay Heat in 239Pu: Solving the γ Discrepancy in the 4-3000-s Cooling Period

RADIOACTIVITY 101Nb, 105Mo, 102,104,105,106,107Tc(β-) [from U(p, X), E=30, 50 MeV]; measured Eγ, Iγ, mass; deduced β-feeding probabilities, discrepancies for decay heat of 239Pu.

doi: 10.1103/PhysRevLett.105.202501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2010BA31      J.Phys.(London) G37, 105103 (2010)

K.Baczynska, J.Billowes, P.Campbell, F.C.Charlwood, B.Cheal, T.Eronen, D.H.Forest, A.Jokinen, T.Kessler, I.D.Moore, M.Ruffer, G.Tungate, J.Aysto

Nuclear spin determination of 100mY by collinear laser spectroscopy of optically pumped ions

NUCLEAR REACTIONS U(p, F)89Y/96Y/98Y/99Y/100Y, E=30 MeV; measured hyperfine resonance fluorescence spectra; deduced isotope shifts, hyperfine parameters, nuclear spin and prolate shape.

doi: 10.1088/0954-3899/37/10/105103
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Data from this article have been entered in the XUNDL database. For more information, click here.


2010KA26      Phys.Rev. C 82, 034311 (2010)

A.Kankainen, V.-V.Elomaa, T.Eronen, D.Gorelov, J.Hakala, A.Jokinen, T.Kessler, V.S.Kolhinen, I.D.Moore, S.Rahaman, M.Reponen, J.Rissanen, A.Saastamoinen, C.Weber, J.Aysto

Mass measurements in the vicinity of the doubly magic waiting point 56Ni

ATOMIC MASSES 56,57Fe, 53,53m,56Co, 55,56,57Ni, 57,58Cu, 59,60Zn; measured cyclotron resonance frequencies and ratios by JYFLTRAP Penning trap spectrometer; deduced mass excesses. 56,57Fe, 53,53m,55,56Co, 55,56,57,58Ni, 57,58,59Cu, 53,56,57Fe, 59,60Zn; measured frequency ratio pairs. Comparison with previous mass measurements. 53,54Co, 55,56Ni, 57,58Cu, 59,60Zn; deduced Coulomb displacement energies for the T=1/2 doublets and T=1 triplets. 53Co, 54,55,56Ni, 56,57,58Cu, 58,59,60Zn, 60,61Ga; deduced S(p) values. Comparison of all the deduced values with AME-2003.

RADIOACTIVITY 53Co(EC), 53mCo(EC), (p); deduced Q values and revised level schemes. 53Co; deduced energy of the high-spin isomer. 53Co, 55,56Ni, 57,58Cu, 59,60Zn(EC); deduced Q values from measured masses, electron capture probabilities, Logft values, and Gamow-Teller matrix elements.

NUCLEAR REACTIONS 54Fe(p, X)53Co/53mCo/56Ni/57Cu/58Cu, E=40, 50 MeV; 54Fe(3He, X)55Ni/56Ni/59Zn/60Zn, E=25 MeV; Ca(20Ne, X)56Co/57Ni, E=75, 105 MeV; measured masses of product nuclides. 56Ni(p, γ)57Cu; deduced reaction Q value, proton resonance energies, rescaled proton widths, and reaction rates of astrophysical significance.

doi: 10.1103/PhysRevC.82.034311
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2009CH09      Phys.Lett. B 674, 23 (2009)

F.C.Charlwood, K.Baczynska, J.Billowes, P.Campbell, B.Cheal, T.Eronen, D.H.Forest, A.Jokinen, T.Kessler, I.D.Moore, H.Penttila, R.Powis, M.Ruffer, A.Saastamoinen, G.Tungate, J.Aysto

Nuclear charge radii of molybdenum fission fragments

NUCLEAR MOMENTS 90,91,92,94,95,96,97,98,100,102,103,104,105,106,108Mo; measured hfs; deduced hyperfine structure coefficients, charge radius, magnetic moment. Collinear laser spectroscopy.

doi: 10.1016/j.physletb.2009.02.050
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Data from this article have been entered in the XUNDL database. For more information, click here.


2009CH25      Phys.Rev.Lett. 102, 222501 (2009)

B.Cheal, K.Baczynska, J.Billowes, P.Campbell, F.C.Charlwood, T.Eronen, D.H.Forest, A.Jokinen, T.Kessler, I.D.Moore, M.Reponen, S.Rothe, M.Ruffer, A.Saastamoinen, G.Tungate, J.Aysto

Laser Spectroscopy of Niobium Fission Fragments: First Use of Optical Pumping in an Ion Beam Cooler Buncher

NUCLEAR MOMENTS 90,91,92,93,99,101,103Nb; measured collinear fluorescence spectra, hfs coefficients; deduced magnetic dipole, electric quadrupole moments, mean-square charge radii.

doi: 10.1103/PhysRevLett.102.222501
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Data from this article have been entered in the XUNDL database. For more information, click here.


2009ER02      Phys.Rev. C 79, 032802 (2009)

T.Eronen, V.-V.Elomaa, U.Hager, J.Hakala, A.Jokinen, A.Kankainen, T.Kessler, I.D.Moore, S.Rahaman, J.Rissanen, C.Weber, J.Aysto

Mass and QEC value of 26Si

ATOMIC MASSES 26Si; measured Q(EC) and mass using the JYFLTRAP mass spectrometer; 25Al(p, γ)26Si; deduced Q-value and reaction rates.

RADIOACTIVITY 26Si(EC), (β+)[from 27Al(p, 2n)26Si, E=35 MeV]; deduced Q value and log ft. 10C, 14O, 22Mg, 26mAl, 26Si, 34Cl, 34Ar, 38mK, 42Sc, 46V, 50Mn, 54Co, 62Ga, 74Rb(EC), (β+); systematics of ft values for superallowed transitions.

doi: 10.1103/PhysRevC.79.032802
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1689.


2009KU19      Phys.Rev. C 80, 035502 (2009)

T.Kurtukian Nieto, J.Souin, T.Eronen, L.Audirac, J.Aysto, B.Blank, V.-V.Elomaa, J.Giovinazzo, U.Hager, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, T.Kessler, I.D.Moore, H.Penttila, S.Rahaman, M.Reponen, S.Rinta-Antila, J.Rissanen, A.Saastamoinen, T.Sonoda, C.Weber

Half-life, branching-ratio, and Q-value measurement for the O+ → O+ β+ emitter 42Ti

RADIOACTIVITY 42Ti(EC); measured Eγ, βγ-coin, half-life, branching ratio, Q value from measured mass differences; deduced logft value for 0+ to 0+ superallowed β transition.

ATOMIC MASSES 42Ti, 42Sc, 42mSc, 42Ca; measured mass differences using JYFLTRAP Penning-trap spectrometer; deduced Q values.

doi: 10.1103/PhysRevC.80.035502
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Data from this article have been entered in the XUNDL database. For more information, click here.


2009RE19      Eur.Phys.J. A 42, 509 (2009)

M.Reponen, T.Kessler, I.D.Moore, S.Rothe, J.Aysto

A hot cavity laser ion source at IGISOL

doi: 10.1140/epja/i2009-10830-6
Citations: PlumX Metrics


2008SJ01      Phys.Rev. C 78, 064317 (2008)

S.K.L.Sjue, D.Melconian, A.Garcia, I.Ahmad, A.Algora, J.Aysto, V.-V.Elomaa, T.Eronen, J.Hakala, S.Hoedl, A.Kankainen, T.Kessler, I.D.Moore, F.Naab, H.Penttila, S.Rahaman, A.Saastamoinen, H.E.Swanson, C.Weber, S.Triambak, K.Deryckx

Electron-capture branch of 100Tc and tests of nuclear wave functions for double-β decays

RADIOACTIVITY 100Tc(EC); measured X-ray spectra, Eγ, Iγ; deduced branching ratio, B(GT).

doi: 10.1103/PhysRevC.78.064317
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Data from this article have been entered in the XUNDL database. For more information, click here.


2008SM01      Phys.Rev. C 77, 014309 (2008)

D.L.Smith, H.Mach, H.Penttila, H.Bradley, J.Aysto, V.-V.Elomaa, T.Eronen, D.G.Ghita, J.Hakala, M.Hauth, A.Jokinen, P.Karvonen, T.Kessler, W.Kurcewicz, H.Lehmann, I.D.Moore, J.Nyberg, S.Rahaman, J.Rissanen, J.Ronkainen, P.Ronkanen, A.Saastamoinen, T.Sonoda, O.Steczkiewicz, C.Weber

Lifetime measurements of the negative-parity 7- and 8- states in 122Cd

RADIOACTIVITY 122Ag(β-) [from 238U(p, F), E=50 MeV]; measured Eγ, Iγ, γγ-coin, lifetimes. 122Cd; deduced levels, B(M1), B(E1), B(E2), half-lives using Advanced Time-delayed βγγ(t) method. Comparison with 124Sn, 126Te.

doi: 10.1103/PhysRevC.77.014309
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2007PE38      Eur.Phys.J. Special Topics 150, 317 (2007)

H.Penttila, J.Aysto, V.-V.Elomaa, T.Eronen, D.Gorelov, U.Hager, J.Hakala, A.Jokinen, A.Kankainen, P.Karvonen, T.Kessler, I.Moore, S.Rahaman, S.Rinta-Antila, V.Rubchenya, T.Sonoda

Independent fission yields with JYFLTRAP

NUCLEAR REACTIONS 238U(p, X), E=25, 50 MeV; measured isotopic fission fragment yields. Compared results to existing data and to model calculations.

doi: 10.1140/epjst/e2007-00335-0
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1428.


2006MO42      Hyperfine Interactions 171, 135 (2006)

I.D.Moore, T.Kessler, J.Aysto, J.Billowes, P.Campbell, B.Cheal, B.Tordoff, M.L.Bissel, G.Tungate

Resonance ionization spectroscopy of bismuth at the IGISOL facility

NUCLEAR MOMENTS 209Bi; measured hfs. Resonance ionization spectroscopy.

doi: 10.1007/s10751-006-9494-z
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2006TO17      Hyperfine Interactions 171, 197 (2006)

B.Tordoff, J.Billowes, P.Campbell, B.Cheal, D.H.Forest, T.Kessler, J.Lee, I.D.Moore, A.Popov, G.Tungate, J.Aysto

Investigation of the low-lying isomer in 229Th by collinear laser spectroscopy

doi: 10.1007/s10751-006-9487-y
Citations: PlumX Metrics


2005MO35      J.Phys.(London) G31, S1499 (2005)

I.D.Moore, A.Nieminen, J.Billowes, P.Campbell, Ch.Geppert, A.Jokinen, T.Kessler, B.Marsh, H.Penttila, S.Rinta-Antila, B.Tordoff, K.D.A.Wendt, J.Aysto

Development of a laser ion source at IGISOL

doi: 10.1088/0954-3899/31/10/020
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1988MC06      Nature(London) 335, 225 (1988)

R.L.McCrory, J.M.Soures, C.P.Verdon, F.J.Marshall, S.A.Letzring, S.Skupsky, T.J.Kessler, R.L.Kremens, J.P.Knauer, H.Kim, J.Delettrez, R.L.Keck, D.K.Bradley

Laser-Driven Implosion of Thermonuclear Fuel to 20 to 40 g cm -3

doi: 10.1038/335225a0
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Note: The following list of authors and aliases matches the search parameter T.Kessler: , T.J.KESSLER