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NSR database version of May 24, 2024.

Search: Author = I.Bergstrom

Found 88 matches.

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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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


1985BE05      Phys.Scr. 31, 26 (1985)

I.Bergstrom, B.Fant

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

NUCLEAR STRUCTURE 205,208,210,211,209At, 208,209,210Pb, 209Bi, 208,209,210,211Po, 209,210,211,212,213Rn, 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, T1/2, 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
Citations: PlumX Metrics


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, T1/2, 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. 194,196,198,200,202,204,206,203,205,207Pb, 202,206,207Tl, 166,168,170,172,174,176,178Hf deduced transitions.

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

doi: 10.1007/BF01408978
Citations: PlumX Metrics


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, T1/2, 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
Citations: PlumX Metrics


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, T1/2, g.

doi: 10.1007/BF01422102
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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, T1/2, 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, T1/2, 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, T1/2, 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, T1/2, 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, T1/2, 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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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, T1/2, 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, T1/2, 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 T1/2, 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, T1/2, J, π, B(λ).

doi: 10.1088/0031-8949/3/1/002
Citations: PlumX Metrics


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, T1/2, γ-multipolarity.

doi: 10.1016/0370-2693(70)90389-8
Citations: PlumX Metrics


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, T1/2, 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 T1/2, configuration, levels, J, π.

doi: 10.1088/0031-8949/2/6/004
Citations: PlumX Metrics


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). 118,120,122,124,126Te, 124,126,128,130,132Xe deduced levels, J, π. Enriched targets.

doi: 10.1016/0375-9474(69)90892-6
Citations: PlumX Metrics


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 T1/2, Eγ, Iγ. 207Bi deduced levels, J.

doi: 10.1103/PhysRev.181.1642
Citations: PlumX Metrics


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 T1/2, delta(E2/M1). 133Cs deduced T1/2. 125I, 141Pr deduced delta(E2/M1). Sources from (n, γ) on natural targets.

doi: 10.1016/0029-5582(65)90652-8
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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,203mPb, 181mTa, 85mRb; measured T1/2. Oscilloscope method.


1957AN55      Nuclear Phys. 3, 506 (1957)

G.Andersson, I.Bergstrom

Note on the Decay of Tl198m

doi: 10.1016/0029-5582(57)90016-0
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


1956HE50      Nuclear Phys. 1, 643 (1956)

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

The Isomer Pb204m

doi: 10.1016/0029-5582(56)90073-6
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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 Kr85m, Xe129m, Xe131m, Xe133, and Xe133m


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

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

Decay of the Odd-Odd Isomer Tl198m

doi: 10.1103/PhysRev.95.999
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


1951BE11      Phys.Rev. 81, 638 (1951)

I.Bergstrom

On the Isomerism of Kr83 and Xe133

doi: 10.1103/PhysRev.81.638
Citations: PlumX Metrics


1951BE21      Phys.Rev. 82, 111 (1951)

I.Bergstrom

On the Decay of Xe125-I125-Te125

doi: 10.1103/PhysRev.82.111
Citations: PlumX Metrics


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 Xe133m

RADIOACTIVITY 133Xe(IT), (β-); measured decay products, Eβ, Iβ, Eγ, Iγ, X-rays; deduced isomeric transition T1/2, β-spectra, fluorescence yield of Cs, log ft.

doi: 10.1103/PhysRev.79.538
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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