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NSR database version of April 26, 2024.

Search: Author = I.Bergstrom

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2008SO20 Phys.Rev. A 78, 012514 (2008)

A.Solders, I.Bergstrom, Sz.Nagy, M.Suhonen, R.Schuch

Determination of the proton mass from a measurement of the cyclotron frequencies of D and H₂⁺ in a Penning trap

ATOMIC MASSES ^1,2H; measured cyclotron frequency ratios; derived masses of ²H⁺ and proton. Penning trap mass spectrometer Smiletrap.

doi: 10.1103/PhysRevA.78.012514
Citations: PlumX Metrics

2006FR27 Int.J. Mass Spectrom. 251, 281 (2006)

T.Fritioff, I.Bergstrom, Sz.Nagy, A.Solders, M.Suhonen, R.Schuch

Precise measurements of ionic masses for QED tests

ATOMIC MASSES ^24,26Mg, ^40,48Ca; measured masses of hydrogen-and lithium-like ions of Mg and Ca with SMILETRAP (Penning trap) mass spectrometer; analyzed binding energies. Comparisons with previous results. ²⁰⁴Hg; measured time of flight spectrum.

doi: 10.1016/j.ijms.2006.02.008
Citations: PlumX Metrics

2006NA13 Phys.Rev.Lett. 96, 163004 (2006)

Sz.Nagy, T.Fritioff, M.Suhonen, R.Schuch, K.Blaum, M.Bjorkhage, I.Bergstrom

New Mass Value for ⁷Li

ATOMIC MASSES ⁷Li; measured mass. Penning trap spectrometer. Comparison with previous results.

doi: 10.1103/PhysRevLett.96.163004
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2006NA18 Eur.Phys.J. D 39, 1 (2006)

Sz.Nagy, T.Fritioff, A.Solders, R.Schuch, M.Bjorkhage, I.Bergstrom

Precision mass measurement of ⁴⁰Ca¹⁷⁺ and ⁴⁰Ca¹⁹⁺ ions in a Penning trap

ATOMIC MASSES ⁴⁰Ca; measured masses for hydrogen-like and lithium-like ions. Penning trap.

doi: 10.1140/epjd/e2006-00064-8
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2006NA49 Europhys.Lett. 74, 404 (2006)

Sz.Nagy, T.Fritioff, M.Bjorkhage, I.Bergstrom, R.Schuch

On the Q-value of the tritium β-decay

ATOMIC MASSES ³H, ³He; measured cyclotron frequency ratios; deduced masses, Q-values of the ³H β-decay. Penning trap mass spectrometer Smiletrap.

doi: 10.1209/epl/i2005-10559-2
Citations: PlumX Metrics

2006SC38 Hyperfine Interactions 173, 73 (2006)

R.Schuch, I.Bergstrom, K.Blaum, T.Fritioff, Sz.Nagy, A.Solders, M.Suhonen

Q value related mass determinations using a Penning trap

ATOMIC MASSES ⁷Li, ⁷⁶Se; measured cyclotron frequency ratios; deduced masses, Q-values of the ⁶Li(n, γ) reaction and ⁷⁶Ge 2β-decay. Penning trap mass spectrometer Smiletrap.

doi: 10.1007/s10751-007-9545-0
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2003BE02 Eur.Phys.J. D 22, 41 (2003)

I.Bergstrom, M.Bjorkhage, K.Blaum, H.Bluhme, T.Fritioff, Sz.Nagy, R.Schuch

High-precision mass measurements of hydrogen-like ²⁴Mg¹¹⁺ and ²⁶Mg¹¹⁺ ions in Penning trap: On the need of precise mass values of hydrogen-like ions in g factor measurements of bound electrons

ATOMIC MASSES ^24,26Mg; measured masses of hydrogen-like ions. Penning trap. Application to electron g factor determination discussed.

2003FR13 Nucl.Phys. A723, 3 (2003)

T.Fritioff, H.Bluhme, R.Schuch, I.Bergstrom, M.Bjorkhage

Shedding light on the mercury mass discrepancy by weighing Hg⁵²⁺ ions in a Penning trap

ATOMIC MASSES ^198,204Hg; measured masses. Penning trap spectrometer, comparison with previous results.

doi: 10.1016/S0375-9474(03)01228-4
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2002BE64 Phys.Scr. 66, 201 (2002)

I.Bergstrom, T.Fritioff, R.Schuch, J.Schonfelder

On the Masses of ²⁸Si and the Proton Determined in a Penning Trap

ATOMIC MASSES ¹H, ²⁸Si; measured masses. Penning trap.

doi: 10.1238/Physica.Regular.066a00201
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2002BF02 Nucl.Instrum.Methods Phys.Res. A487, 618 (2002)

I.Bergstrom, C.Carlberg, T.Fritioff, G.Douysset, J.Schonfelder, R.Schuch

SMILETRAP-A Penning trap facility for precision mass measurements using highly charged ions

ATOMIC MASSES ^1,3H, ^3,4He, ^20,22Ne, ²⁸Si, ^36,40Ar, ⁷⁶Ge, ⁷⁶Se, ⁸⁶Kr, ¹³³Cs, ^198,204Hg; measured masses. Penning trap.

doi: 10.1016/S0168-9002(01)02178-7
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2002FR18 Eur.Phys.J. A 15, 249 (2002)

T.Fritioff, H.Bluhme, R.Schuch, I.Bergstrom, M.Bjorkhage

Back to the line of stability: Chasing mass accuracies below 10^-9 using a Penning trap and highly charged ions

ATOMIC MASSES ³H, ^3,4He, ⁷⁶Ge, ²⁰⁴Hg; measured masses. Penning trap.

doi: 10.1140/epja/i2001-10263-3
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2001DO08 Phys.Rev.Lett. 86, 4259 (2001)

G.Douysset, T.Fritioff, C.Carlberg, I.Bergstrom, M.Bjorkhage

Determination of the ⁷⁶Ge Double Beta Decay Q Value

ATOMIC MASSES ⁷⁶Ge, ⁷⁶Se; measured masses. ⁷⁶Ge deduced 2β-decay Q value. Penning trap.

RADIOACTIVITY ⁷⁶Ge(2β^-); deduced Q value. Penning trap mass measurement.

doi: 10.1103/PhysRevLett.86.4259
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2001FR18 Eur.Phys.J. D 15, 141 (2001)

T.Fritioff, C.Carlberg, G.Douysset, R.Schuch, I.Bergstrom

A New Determination of the ⁴He and ³He Masses in a Penning Trap

ATOMIC MASSES ^3,4He; measured masses. Penning trap.

doi: 10.1007/s100530170159
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2001FR25 Hyperfine Interactions 132, 231 (2001)

T.Fritioff, C.Carlberg, G.Douysset, R.Schuch, I.Bergstrom

Recent Progress with the SMILETRAP Penning Mass Spectrometer

ATOMIC MASSES ³H, ^3,4He, ²²Ne, ²⁸Si, ³⁶Ar, ⁷⁶Ge, ⁷⁶Se, ⁸⁶Kr, ¹³³Cs; measured masses. ⁷⁶Ge deduced Q-value for 2β-decay. Penning trap spectrometer.

doi: 10.1023/A:1011991032748
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1999CA46 Phys.Rev.Lett. 83, 4506 (1999)

C.Carlberg, T.Fritioff, I.Bergstrom

Determination of the ¹³³Cs and Proton Mass Ratio using Highly Charged Ions

ATOMIC MASSES ¹³³Cs; measured mass relative to proton. Penning trap.

doi: 10.1103/PhysRevLett.83.4506
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1996SC21 Hyperfine Interactions 99, 83 (1996)

T.Schwarz, R.Jertz, J.Stein, I.Bergstrom, H.Borgenstrand, C.Carlberg, G.Rouleau, R.Schuch, F.Soderberg, G.Bollen, H.-J.Kluge, R.Mann

SMILETRAP - Atomic Mass Measurements with ppb Accuracy by using Highly Charged Ions

NUCLEAR STRUCTURE ⁸⁶Kr; measured not given; deduced mass. Highly charged ions captured in a Penning trap.

ATOMIC PHYSICS ⁸⁶Kr; measured not given; deduced mass. Highly charged ions captured in a Penning trap.

doi: 10.1007/BF02274911
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1993JE06 Phys.Scr. 48, 399 (1993)

R.Jertz, D.Beck, G.Bollen, J.Emmes, H.-J.Kluge, E.Schark, S.Schwarz, T.Schwarz, L.Schweikhard, P.Senne, C.Carlberg, I.Bergstrom, H.Borgenstrand, G.Rouleau, R.Schuch, F.Soderberg

Direct Determination of the Mass of ²⁸Si as a Contribution to a New Definition of the Kilogram

ATOMIC MASSES ²⁸Si; measured mass. Penning trap mass spectrometer.

doi: 10.1088/0031-8949/48/4/003
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1985BE05 Phys.Scr. 31, 26 (1985)

I.Bergstrom, B.Fant

Systematics of B(E3) Values in the Trans-Lead Region

NUCLEAR STRUCTURE ^{205,208,210,211,209}At, ^208,209,210Pb, ²⁰⁹Bi, ^{208,209,210,211}Po, ^{209,210,211,212,213}Rn, ^211,213,215Fr, ^214,215Ra, ²¹⁵Ac; analyzed B(E3) data; deduced E3 transition classification criteria.

1985BE22 Phys.Scr. 31, 333 (1985)

I.Bergstrom, J.Blomqvist, P.Carle, B.Fant, A.Kallberg, L.O.Norlin, K.-G.Rensfelt, U.Rosengard

On the Electromagnetic Properties of Core-Excited High-Spin States in ²¹⁰Po and ²¹¹At

NUCLEAR REACTIONS ²⁰⁸Pb, ²⁰⁹Bi(α, 2n), E=35 MeV; measured I(ce), γ(t), γ(θ, H, t). ²¹⁰Po, ²¹¹At deduced levels, T_1/2, g, B(λ).

1985NO09 Z.Phys. A322, 463 (1985)

L.O.Norlin, I.Bergstrom, P.Carle, A.Kallberg, K.-G.Rensfelt, U.Rosengard, K.Johansson, B.Fant

The g-Factor of the 10^- Isomeric Level in ²⁰⁸At

NUCLEAR REACTIONS ²⁰⁹Bi(α, 5n), E=cyclotron; measured γ(θ, H, t). ²⁰⁸At deduced isomer g, configuration.

doi: 10.1007/BF01412081
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1985RO07 Phys.Scr. 31, 122 (1985)

U.Rosengard, I.Bergstrom, J.Blomqvist, P.Carle, A.Kallberg, L.O.Norlin, K.-G.Rensfelt

The g-Factors of the (25/2)⁺ Level in ²⁰⁷Po and 11^- Level in ²⁰⁸Po

NUCLEAR REACTIONS ²⁰⁶Pb(α, 3n), (α, 2n), E=44 MeV; measured γ(θ, H, t). ^207,208Po levels deduced g.

1979LO04 Phys.Scr. 19, 233 (1979)

T.Lonnroth, J.Blomqvist, I.Bergstrom, B.Fant

High-Spin States in ²⁰⁷Bi and the Question of Three-Particle Interactions

NUCLEAR REACTIONS ²⁰⁵Tl(α, 2n), E=30-43 MeV; ²⁰⁸Pb(d, 3n), E=25 MeV; measured Eγ, Iγ, γ(t), γγ-coin, γ(θ), I(ce). ²⁰⁷Bi deduced levels, J, π, T_1/2, ICC, configuration, effect of short-range three-body interaction between valence particles.

1978BE24 Z.Phys. A286, 215 (1978)

R.Beetz, F.W.N.de Boer, J.K.Panman, J.Konijn, P.Pavlopoulos, G.Tibell, K.Zioutas, I.Bergstrom, K.Fransson, L.Tauscher, P.Blum, R.Guigas, H.Koch, H.Poth, L.M.Simons

High Spin States and Neutron Multiplicities after Pion Capture in ¹⁸¹Ta and ²⁰⁹Bi

NUCLEAR REACTIONS ¹⁸¹Ta, ²⁰⁹Bi(π^-, xnγ), E=0 MeV; measured prompt, delayed γ; deduced σ. ^{194,196,198,200,202,204,206,203,205,207}Pb, ^202,206,207Tl, ^{166,168,170,172,174,176,178}Hf deduced transitions.

NUCLEAR MOMENTS, Mesic-Atoms ¹⁸¹Ta, ²⁰⁹Bi; measured hyperfine splitting; deduced quadrupole moment.

doi: 10.1007/BF01408978
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1978BE39 Z.Phys. A287, 219 (1978)

I.Bergstrom, J.Blomqvist, C.J.Herrlander, J.Hattula, O.Knuuttila, E.Liukkonen, V.Rahkonen

On the Yrast Two Proton-Two Neutron Hole States in ²⁰⁸Po

NUCLEAR REACTIONS ²⁰⁸Pb(α, 4nγ), E=41-51 MeV; measured γγ(t), Eγ, Iγ, γ(E), γ(θ), γγ-coin. ²⁰⁸Pb deduced levels, J, π, T_1/2, λ, δ.

1978LI01 Z.Phys. A284, 217 (1978)

C.G.Linden, I.Bergstrom, J.Blomqvist, C.Roulet

On the Yrast Levels in ²⁰⁴Pb

NUCLEAR REACTIONS ²⁰⁴Hg(α, 4n), E=42-51 MeV; measured Eγ, Iγ(E, θ, t), γγ-coin, I(ce). ²⁰⁴Pb deduced levels, J, π, λ, ICC.

1978PO02 Nucl.Phys. A294, 435 (1978)

H.Poth, G.Backenstoss, I.Bergstrom, P.Blum, J.Egger, W.Fetscher, R.Guigas, R.Hagelberg, N.Hassler, C.J.Herrlander, M.Izycki, H.Koch, A.Nilsson, P.Pavlopoulos, H.P.Povel, K.Rolli, I.Sick, L.Simons, A.Schwitter, J.Sztarkier, L.Tauscher

Study on Antiprotonic Atoms of Light Nuclei and Isotopes

ATOMIC PHYSICS N, ^16,18O, S; measured antiprotonic X-rays; deduced strong interaction effects, chemical effects.

doi: 10.1016/0375-9474(78)90229-4
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1978RA03 Z.Phys. A284, 357 (1978)

V.Rahkonen, I.Bergstrom, J.Blomqvist, O.Knuuttila, K.-G.Rensfelt, J.Sztarkier, K.Westerberg

An Isomeric 19⁺ State of the πh²₉/₂i₁₃/₂νg₉/₂(j^-2)₀+ Configuration in ²¹⁰At and the Question of Isospin in the Two-Particle Core Polarization

NUCLEAR REACTIONS ²⁰⁹Bi(α, 3nγ), E=35-52 MeV; measured Eγ, Iγ(E, θ, t), I(ce). ²¹⁰At deduced levels, J, π, λ, T_1/2, g.

doi: 10.1007/BF01422102
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1977BL01 Phys.Rev.Lett. 38, 534 (1977)

J.Blomqvist, I.Bergstrom, C.J.Herrlander, C.G.Linden, K.Wikstrom

Quadrupole Interaction and High-Spin States in the Lead Region

NUCLEAR STRUCTURE ^204,205,207Pb, ^208,209Po, ^209,210At; calculated levels. ^204,206,207Pb cores.

doi: 10.1103/PhysRevLett.38.534
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1976BE44 Z.Phys. A278, 257 (1976)

I.Bergstrom, J.Blomqvist, C.J.Herrlander, C.G.Linden

Evidence for a 3.6 Minute Isomeric 12^- State of the πh^-1₁₁/₂ νi^-1₁₃/₂ Configuration in ²⁰⁶Tl and Effective Two-Particle Interactions

NUCLEAR REACTIONS ²⁰⁴Hg(α, np), E=39-55 MeV; measured Eγ, Iγ, γ(t). ²⁰⁶Tl deduced levels, T_1/2, J, π, B(λ).

1976LI09 Z.Phys. A277, 273 (1976)

C.G.Linden, I.Bergstrom, J.Blomqvist, K.-G.Rensfelt, H.Sergolle, K.Westerberg

High Spin States in ²⁰⁵Pb and a Precision Test of the Nuclear Shell Model for Three Nucleons

NUCLEAR REACTIONS ²⁰⁴Hg(α, 3nγ), E ≈ 40 MeV; measured Eγ, Iγ, γ(t), I(ce), γγ-coin, γ(θ, H). ²⁰⁵Pb deduced levels, J, π, T_1/2, λ, ICC, B(λ), g.

1975BE39 Z.Phys. A273, 291 (1975)

I.Bergstrom, C.J.Herrlander, T.Lindblad, V.Rahkonen, K.-G.Rensfelt, K.Westberg

Evidence for Two-Particle Core Polarization in the Isomeric 29/2⁺ and 21/2^- States of the π(h²₉/₂)₈+ i₁₃/₂ν(j^-2)₀+ and π(h³₉/₂)ν(j^-2)₀+ Configurations in ²⁰⁹At

NUCLEAR REACTIONS ²⁰⁹Bi(α, 4nγ), E=42-51 MeV; measured σ(Eγ, θ, t), γγ-coin, I(ce), ce(t). ²⁰⁹At deduced levels, J, π, ICC, g.

1974BE74 Phys.Scr. 10, 287 (1974)

I.Bergstrom, J.Blomqvist, C.J.Herrlander, K.Wikstrom, B.Fant

Evidence for a Core-Excited Isomeric 31/2^- State in ²⁰⁹Po

NUCLEAR REACTIONS ²⁰⁸Pb(α, 3nγ), E=33-43 MeV; measured σ(E, Eγ, θ), γγ-coin, γ(t), γγ(t). ²⁰⁹Po deduced levels, T_1/2, J, π, γ-mixing, ICC, λ.

1974WI20 Phys.Scr. 10, 292 (1974)

K.Wikstrom, I.Bergstrom, J.Blomqvist, C.J.Herrlander, B.Fant, V.Rakhonen

Evidence for Two-Nucleon Polarization in the π(h₉/₂i₁₃/₂)₁₁-ν(j^-2)0⁺ Level in ²⁰⁸Po

NUCLEAR REACTIONS ²⁰⁸Pb(α, 4nγ), E=42-51 MeV; measured Eγ, Iγ, γ(t), γγ-coin, γγ(t). ²⁰⁸Po deduced levels, T_1/2, J, π.

1973BE32 Phys.Scr. 8, 5 (1973)

I.Bergstrom, J.Blomqvist, A.Filevich, C.G.Linden

High Spin Three Neutron Hole States in ²⁰⁵Pb of Configurations Containing the i₁₃/₂ Orbital

NUCLEAR REACTIONS ²⁰⁴Hg(α, 3nγ), E=10-45 MeV; measured Eγ, γ(t), σ(E), γγ-coin, γ(θ). ²⁰⁵Pb deduced levels, T_1/2, J, π, γ-multipolarities.

1972AS04 Nucl.Phys. A182, 219 (1972)

G.Astner, I.Bergstrom, J.Blomqvist, B.Fant, K.Wikstrom

Effective Quadrupole Charges in the Lead Region

NUCLEAR STRUCTURE ^205,206,207Pb, ^209,210Bi, ^209,210Po, ^210,211At; calculated B(E2), effective charges.

doi: 10.1016/0375-9474(72)90212-6
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1972FI16 Phys.Scr. 5, 27 (1972)

A.Filevich, K.-G.Rensfelt, J.Sztarkier, K.Nakai, I.Bergstrom

The g-Factor of the 15- State in ²¹⁰At

NUCLEAR REACTIONS ²⁰⁹Bi(α, 3nγ), E not given; measured αγ(θ, H, t). ²¹⁰At level deduced g. Stroboscopic method.

doi: 10.1088/0031-8949/5/1-2/005
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1972NA08 Nucl.Phys. A189, 526 (1972)

K.Nakai, B.Herskind, J.Blomqvist, A.Filevich, K.-G.Rensfelt, J.Sztarkier, I.Bergstrom, S.Nagamiya

The g-Factor of the 12⁺ Isomeric State in ²⁰⁶Pb and the Effective Orbital g-Factor of the Neutron

NUCLEAR REACTIONS ²⁰⁴Hg(α, 2nγ), E=27 MeV; measured αγ(θ, H, t). ^206mPb deduced g, neutron effective orbital g.

doi: 10.1016/0375-9474(72)90311-9
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1972WI19 Phys.Scr. 5, 126 (1972)

K.Wikstrom, B.Fant, A.Filevich, K.-G.Rensfelt, J.Sztarkier, I.Bergstrom

Evidence for 15^- and 11⁺ Isomeric States of the πl(h₉/₂)² i₁₃/₂l₂₉/₂+ν(p₁/₂)^-1 and π(h₉/₂)³₂₁/₂-ν(p₁/₂)^-1 Configurations

NUCLEAR REACTIONS ²⁰⁹Bi(α, 3nγ), E=32-43 MeV; measured σ(E;Eγ, θ(γ)), αγ-delay. ^210mAt deduced levels, J, π, g, T_1/2, configurations.

1971BE37 Phys.Scr. 3, 11 (1971)

I.Bergstrom, J.Blomqvist, B.Fant, A.Filevich, G.Linden, K.-G.Rensfelt, J.Sztarkier, K.Wikstrom

E2 Core Polarization by Neutrons in the (i₁₃/₂)^-2 Configuration in ²⁰⁶Pb

NUCLEAR REACTIONS ²⁰⁴Hg(α, 2nγ), E = 26 MeV; measured Eγ, Iγ, αγ-delay. ²⁰⁶Pb deduced levels, T_1/2, B(EL), neutron E2 core polarization charge.

1971BE55 Phys.Scr. 3, 103 (1971)

I.Bergstrom, B.Fant, K.Wikstrom

Energy of the (h₉/₂)²₈⁺ Level in ²¹⁰Po and the Effective h₉/₂ Proton Charge

NUCLEAR REACTIONS ²⁰⁸Pb(α, 2nγ), E=29 MeV; measured αγ-delay, Eγ, Iγ. ^210mPo deduced T_1/2, excitation, B(E2), effective proton charge.

1971BL07 Phys.Scr. 3, 9 (1971)

J.Blomqvist, B.Fant, K.Wikstrom, I.Bergstrom

Evidence for High-Spin Core-Excited States in ²¹⁰Po

NUCLEAR REACTIONS ²⁰⁸Pb(α, 2nγ), E not given; measured Eγ, Iγ, Iγ(θ), αγ-delay, γγ-coin. ²¹⁰Po deduced level, T_1/2, J, π, B(λ).

doi: 10.1088/0031-8949/3/1/002
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1970BE37 Phys.Lett. 32B, 476 (1970)

I.Bergstrom, B.Fant, C.J.Herrlander, P.Thieberger, K.Wikstrom, G.Astner

On the (h₉/₂)³ Proton Configuration in ²¹¹At

RADIOACTIVITY ²¹¹Rn; measured Eγ, Iγ, γγ-coin, I(ce). ²¹¹At deduced levels, J, π, ICC, γ-multipolarity.

NUCLEAR REACTIONS ²⁰⁹Bi(α, 2nγ), E not given; measured Eγ, Iγ, γγ-coin, θ(γ), αγ-delay. ²¹¹At deduced levels, J, π, T_1/2, γ-multipolarity.

doi: 10.1016/0370-2693(70)90389-8
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1970BE53 Phys.Scr. 1, 243 (1970)

I.Bergstrom, B.Fant, C.J.Herrlander, K.Wikstrom, J.Blomqvist

Evidence for an Isomeric 22/2⁺ Level in ²¹¹At

NUCLEAR REACTIONS ²⁰⁹Bi(α, 2nγ), E=26-43 MeV; measured σ(E;Eγ, θ(γ)), γγ-coin, αγ-delay. ²¹¹At deduced 29/2+ isomeric state, transitions, T_1/2, γ-multipolarity, B(E3).

1970SA24 Phys.Scr. 2, 261 (1970)

Z.Sawa, J.Sztarkier, I.Bergstrom

Evidence for an Isomeric 19/2^- State of the [π(f₇/₂)¹, ν(f₇/₂)²₆+] Configuration in ⁴³Sc

NUCLEAR REACTIONS ⁴⁰Ca(α, pγ), E=10-26 MeV; measured Eγ, Iγ, γγ-coin, γγ-delay. ^43mSc deduced T_1/2, configuration, levels, J, π.

doi: 10.1088/0031-8949/2/6/004
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1969BE04 Nucl.Phys. A123, 99 (1969)

I.Bergstrom, C.J.Herrlander, A.Kerek, A.Luukko

Excited Nuclear Levels in Doubly Even Xe Isotopes Populated in (α, 2n) Reactions

NUCLEAR REACTIONS Sn, Te(α, 2nγ), E=28 MeV; measured σ(Eγ, θ). ^{118,120,122,124,126}Te, ^{124,126,128,130,132}Xe deduced levels, J, π. Enriched targets.

doi: 10.1016/0375-9474(69)90892-6
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1969BE47 Phys.Rev. 181, 1642 (1969)

I.Bergstrom, C.J.Herrlander, P.Thieberger, J.Blomqvist

High-Spin Three-Particle States in ²⁰⁷Bi

RADIOACTIVITY ²⁰⁷Bi [from ²⁰⁵Tl(α, 2n)]; measured T_1/2, Eγ, Iγ. ²⁰⁷Bi deduced levels, J.

doi: 10.1103/PhysRev.181.1642
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1965BE37 Alpha-, Beta- and Gamma-Ray Spectroscopy, Vol.2, K.Siegbahn, Ed., North-Holland Publishing Co., Amsterdam, p.1523 (1965)

I.Bergstrom, C.Nordling, A.H.Snell, R.Wilson, B.G.Pettersson

Some 'Internal' Effects in Nuclear Decay

1965GE04 Nucl.Phys. 68, 352 (1965)

J.S.Geiger, R.L.Graham, I.Bergstrom, F.Brown

Measurements of M1 and E2 Transition Probabilities in Te¹²⁵, I¹²⁷, Xe¹²⁹, Cs¹³³, La¹³⁹ and Pr¹⁴¹

RADIOACTIVITY ^127,129Xe; measured K X-ray ce-delay, ICC. ¹³³Xe; measured K X-ray ce-delay. ¹³⁹Ce; measured βxk-delay, ICC. ¹²⁵Xe, ¹⁴¹Ce measured ICC. ¹²⁷I, ¹²⁹Xe ¹³⁹La deduced T_1/2, delta(E2/M1). ¹³³Cs deduced T_1/2. ¹²⁵I, ¹⁴¹Pr deduced delta(E2/M1). Sources from (n, γ) on natural targets.

doi: 10.1016/0029-5582(65)90652-8
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1964AS06 Arkiv Fysik 26, 237 (1964)

G.Astner, I.Bergstrom, L.Eriksson, U.Fagerquist, G.Holm, A.Persson

A Hindered E2 Ground State Transition in Po²⁰⁷

NUCLEAR STRUCTURE ²⁰⁷At, ²¹¹Rn; measured not abstracted; deduced nuclear properties.

1963AS02 Nucl.Phys. 45, 49 (1963)

G.Astner, I.Bergstrom, L.Eriksson, U.Fagerquist, G.Holm, A.Persson

A Hindered E2 Ground State Transition in Po²⁰⁷

NUCLEAR STRUCTURE ²¹¹Rn, ²¹²Po; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(63)90781-8
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1963HO16 Phys.Letters 6, 324 (1963)

G.B.Holm, U.Fagerquist, I.Bergstrom

The Decay of 3.9 min Xe¹³⁷

NUCLEAR STRUCTURE ¹³⁷Xe; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0031-9163(63)90156-2
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1962BE19 Arkiv Fysik 22, 307 (1962)

I.Bergstrom, P.Thieberger

Determination of the Magnetic Moment of the First Excited State in Sc⁴⁴

NUCLEAR STRUCTURE ⁴⁴Sc; measured not abstracted; deduced nuclear properties.

1962BE33 Arkiv Fysik 22, 95 (1962)

I.Bergstrom, E.C.O.Bonacalza, P.Thieberger

Evidence for Octupole and Quadrupole Vibrational States in Pb²⁰⁵

NUCLEAR STRUCTURE ²⁰⁵Bi; measured not abstracted; deduced nuclear properties.

1962BE49 AFOSR-2975 (1962)

I.Bergstrom, B.Astrom

Investigation of Nuclear Reactions Induced by Heavy Ion Bombardment and of Excited Levels in Heavy Nuclei

NUCLEAR STRUCTURE ³¹P, ⁴³Sc, ¹²C, ¹¹¹Cd; measured not abstracted; deduced nuclear properties.

1962BE51 Arkiv Fysik 22, 395 (1962)

I.Bergstrom, C.J.Herrlander, P.Thieberger, J.Uhler

On Nuclear f₅/₂, p₃/₂ and p₁/₂ Level Spacings and Transition Probabilities in the Lead Region

NUCLEAR STRUCTURE ²⁰¹Hg, ²⁰¹Pb, ²⁰³Pb, ²⁰⁵Pb; measured not abstracted; deduced nuclear properties.

1962BO25 Arkiv Fysik 22, 111 (1962)

E.C.O.Bonacalza, P.Thieberger, I.Bergstrom

The Decay Energy of Bi²⁰⁵

NUCLEAR STRUCTURE ²⁰⁵Bi; measured not abstracted; deduced nuclear properties.

1962BO32 Arkiv Fysik 22, 395 (1962)

E.C.O.Bonacalza, P.Thieberger, I.Bergstrom

The Decay Energy of Bi²⁰⁵

NUCLEAR STRUCTURE ²⁰⁵Bi; measured not abstracted; deduced nuclear properties.

1962GE03 Phys.Can. 18, No.3, 21, 4.9 (1962)

J.S.Geiger, R.L.Graham, F.Brown, I.Bergstrom

Mean Lives of M1 Transitions in I¹²⁷ and Xe¹²⁹

NUCLEAR STRUCTURE ¹²⁷I, ¹²⁹Xe; measured not abstracted; deduced nuclear properties.

1962GR06 Phys.Can. 18, No.3, 22, 4.10 (1962)

R.L.Graham, I.Bergstrom, F.Brown

Satellites in the K-LL Auger Spectra of I¹²⁵ and Te¹²⁵

NUCLEAR STRUCTURE ¹²⁵I, ¹²⁵Te; measured not abstracted; deduced nuclear properties.

1962TH13 Arkiv Fysik 22, 440 (1962)

P.Thieberger, E.O.C.Bonacalza, I.Bergstrom

Evidence for Excitation of Quadrupole and Octapole Vibrational States in Pb²⁰⁵

NUCLEAR STRUCTURE ²⁰⁵Bi; measured not abstracted; deduced nuclear properties.

1961BE29 Arkiv Fysik 20, 93 (1961)

I.Bergstrom, C.J.Herrlander, P.Thieberger, J.Uhler

On Nuclear f₅/₂, p₃/₂, p₁/₂ Level Spacings and Transition Probabilities in the Lead Region

NUCLEAR STRUCTURE ²⁰⁵Bi, ²⁰³Bi, ²⁰¹Pb, ²⁰¹Bi, ²⁰¹Tl; measured not abstracted; deduced nuclear properties.

1961BE45 AFOSR-1565 (1961)

I.Bergstrom, E.C.O.Bonacalza, P.Thieberger

Evidences for octupole and quadrupole vibrational states in Pb²⁰⁵. Technical Note No.7

NUCLEAR STRUCTURE ²⁰⁵Bi; measured not abstracted; deduced nuclear properties.

1961GE11 AECL-1408, p.25 (1961)

J.S.Geiger, R.L.Graham, F.Brown, I.Bergstrom

Measurement of Nuclear Lifetimes in the Nanosecond Range

NUCLEAR STRUCTURE ¹²⁵Xe, ¹²⁹Xe, ¹³³Xe; measured not abstracted; deduced nuclear properties.

1961GR35 AECL-1408, p.23 (1961)

R.L.Graham, J.S.Geiger, I.Bergstrom, F.Brown

The Disintegration of Xe¹²⁵ (18-h)

NUCLEAR STRUCTURE ¹²⁵Xe; measured not abstracted; deduced nuclear properties.

1961GR36 AECL-1408, p.24 (1961)

R.L.Graham, J.S.Geiger, I.Bergstrom, F.Brown

The K-LL Auger Spectrum of I¹²⁵

NUCLEAR STRUCTURE ¹²⁵Xe; measured not abstracted; deduced nuclear properties.

1960BE19 Nuclear Instr.Methods 8, 151 (1960)

I.Bergstrom, E.Bonacalza, A.Jech, M.Perez, P.Thieberger

The Oscilloscope Method of Measuring Half-Lives

NUCLEAR STRUCTURE ²⁰³Pb, ²⁰⁴Pb, ²⁰⁶Pb, ²⁰⁵Pb, ¹⁸¹Ta, ⁸⁵Sr; measured not abstracted; deduced nuclear properties.

1960BE36 Nucl.Instrum.Methods 8, 151 (1960)

I.Bergstrom, E.C.O.Bonacalza, A.Jech, M.Perez, P.Thieberger

The Oscilloscope Method of Measuring Nuclear Half-Lives

RADIOACTIVITY ^{205m,206m,203m}Pb, ^181mTa, ^85mRb; measured T_1/2. Oscilloscope method.

1957AN55 Nuclear Phys. 3, 506 (1957)

G.Andersson, I.Bergstrom

Note on the Decay of Tl^198m

doi: 10.1016/0029-5582(57)90016-0
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1957AN56 Nuclear Phys. 3, 541 (1957)

G.Andersson, I.Bergstrom

Anomalous Internal Conversion Ratios of E3 Transitions in the Region Z = 77-82

doi: 10.1016/0029-5582(57)90018-4
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1957AS64 Arkiv Fysik 12, 205 (1957)

B.Astrom, B.Johansson, I.Bergstrom

The 148-keV Electric Quadrupole Transition in Tl²⁰⁰

1957BE60 Arkiv Fysik 12, 415 (1957)

I.Bergstrom, G.Andersson

Nuclear Energy Levels and Multipole Transitions in the Lead Region, Part I

1957MC40 Nuclear Phys. 3, 513 (1957)

J.A.McDonnell, R.Stockendal, C.J.Herrlander, I.Bergstrom

Levels in Pb²⁰² and Tl²⁰² Populated from 3.62-h Pb²⁰²m

doi: 10.1016/0029-5582(57)90017-2
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1956HE50 Nuclear Phys. 1, 643 (1956)

C.J.Herrlander, R.Stockendal, J.A.McDonnell, I.Bergstrom

The Isomer Pb^204m

doi: 10.1016/0029-5582(56)90073-6
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1956SC18 Nuclear Phys. 2, 193 (1956)

M.Schmorak, R.Stockendal, J.A.McDonnell, I.Bergstrom, T.R.Gerholm

Energy Levels in Pb²⁰⁵ from the Decay of Bi²⁰⁵

doi: 10.1016/0029-5582(56)90132-8
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1956ST05 Arkiv Fysik 11, 165 (1956)

R.Stockendal, J.A.McDonnell, M.Schmorak, I.Bergstrom

Nuclear Isomerism in Odd Lead Isotopes

1955AN01 Phil.Mag. 46, 70 (1955)

G.Andersson, E.Arbman, I.Bergstrom, A.H.Wapstra

Neutron Deficient Isotopes of Pb and Tl - III - Mass Numbers below 200

doi: 10.1080/14786440108561196
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1955BE12 Phil.Mag. 46, 65 (1955)

K.E.Bergkvist, I.Bergstrom, C.J.Herrlander, S.Hultberg, H.Slatis, E.Sokolowski, A.H.Wapstra, T.Wiedling

Neutron Deficient Isotopes of Pb and Tl - II. Mass Numbers 204, 202, 201 and 200

doi: 10.1080/14786440108561195
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1954BE36 Arkiv Fysik 7, 255 (1954)

I.Bergstrom, S.Thulin, A.H.Wapstra, B.Astrom

K-Conversion Coefficients of γ-Transitions Occurring in the Decay of Kr^85m, Xe^129m, Xe^131m, Xe¹³³, and Xe¹³³m

1954PA19 Phys.Rev. 95, 999 (1954)

T.O.Passell, M.C.Michel, I.Bergstrom

Decay of the Odd-Odd Isomer Tl^198m

doi: 10.1103/PhysRev.95.999
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1953BE79 Phys.Rev. 92, 918 (1953)

I.Bergstrom, R.D.Hill, G.de Pasquali

Neutron Deficient Isotopes of Thallium

doi: 10.1103/PhysRev.92.918
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1952BE55 Arkiv Fysik 5, 191 (1952)

I.Bergstrom

The Isomers of Krypton and Xenon

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23509.

1952TH05 Phys.Rev. 85, 1055 (1952)

S.Thulin, I.Bergstrom

A Second γ-Transition (d₃/₂ → s₁/₂) in Xe¹²⁹m

doi: 10.1103/PhysRev.85.1055
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1951BE11 Phys.Rev. 81, 638 (1951)

I.Bergstrom

On the Isomerism of Kr⁸³ and Xe¹³³

doi: 10.1103/PhysRev.81.638
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1951BE21 Phys.Rev. 82, 111 (1951)

I.Bergstrom

On the Decay of Xe¹²⁵-I¹²⁵-Te¹²⁵

doi: 10.1103/PhysRev.82.111
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1951BE22 Nature 167, 634 (1951)

I.Bergstrom

Neutron Induced Isomers of Xenon: A New Isomer of Xenon-129

1950BE85 Phys.Rev. 79, 538 (1950)

I.Bergstrom, S.Thulin

On the Decay of Xe^133m

RADIOACTIVITY ¹³³Xe(IT), (β^-); measured decay products, Eβ, Iβ, Eγ, Iγ, X-rays; deduced isomeric transition T_1/2, β-spectra, fluorescence yield of Cs, log ft.

doi: 10.1103/PhysRev.79.538
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1949BE59 Phys.Rev. 76, 1718 (1949)

I.Bergstrom, S.Thulin

Internal Conversion Coefficient and Mass Assignment of the 57-min. Se Isomer

doi: 10.1103/PhysRev.76.1718
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1949TH04 Phys.Rev. 76, 871 (1949)

S.Thulin, I.Bergstrom, A.Hedgran

Mass Assignment of Xenon Activities Produced in Fission

doi: 10.1103/PhysRev.76.871
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