References from selected dataset

RADIOACTIVITY ^{197,198,199,200,201,202,203,204}Po; measured Eα, Iα. ^202,204Bi; measured Iγ. ²⁰⁶Po; measured Iα. ²⁰⁹Bi(p, xn), (p, pxn) E=30-155 MeV; measured σ(E); deduced direct interaction model, evaporation parameters.

doi: 10.1016/0375-9474(67)90213-8

1970BRZO

JINR-E6-5197 (1970)

R.Broda, S.Chojnacki, C.Droste, T.Morek, W.Walus

Long Lived States in ²⁰⁴Po and ²⁰⁶Po

RADIOACTIVITY ^204,206At; measured Eγ, Iγ, γγ-delay, Xγ-delay. ^204,206Po deduced levels, T_1/2, γ-multipolarity.

1970YA03

Phys.Rev. C1, 290 (1970)

T.Yamazaki

Isomeric States of Po Isotopes in the Nanosecond Range Populated by Pb(α, xn) Reactions

NUCLEAR REACTIONS Pb(α, xnγ), E=24-50 MeV; measured αγ-delay. ^{205,207,209,211}Po deduced levels. ^{204,206,208,210}Po deduced isomeric states, T_1/2, B(E2).

doi: 10.1103/PhysRevC.1.290

1973BR14

Nucl.Phys. A206, 452 (1973)

N.Brauer, A.Goldmann, J.Hadijuana, M.Von Hartrott, K.Nishiyama, D.Quitmann, D.Riegel, W.Zeitz, H.Schweickert

Core Polarization Effects in the πh₉/₂ Shell and g-Factors of the 8⁺ States in ²⁰⁴Po and ²⁰⁶Po

NUCLEAR REACTIONS ²⁰⁴Pb(α, 4nγ), E=50 MeV; ²⁰⁶Pb(α, 4nγ), E=50 MeV; measured αγ(θ, H, t). ^204mPo, ^206mPo deduced μ. Stroboscopic method, enriched targets.

doi: 10.1016/0375-9474(73)90077-8

1973NA18

Nucl.Phys. A211, 381 (1973)

S.Nagamiya, Y.Yamazaki, O.Hashimoto, T.Nomura, K.Nakai, T.Yamazaki

Magnetic Moments of the [πh²₉/₂]8⁺ States in Po Isotopes and of the [(πh²₉/₂)₈+ X νp^-1₁/₂]17/2^- State in ²⁰⁹Po

NUCLEAR REACTIONS ^204,206Pb(³He, 3nγ), E=30 MeV; ²⁰⁴Pb(α, 2nγ), E=29 MeV; ²⁰⁸Pb(³He, 3nγ), E=28 MeV; ²⁰⁷Pb(α, 2nγ), E=28 MeV; ²⁰⁸Pb(α, 2nγ), E=25 MeV; measured γ(θ, H, t). ^{204,206,208,209,210}Po levels deduced g, stroboscopic method.

doi: 10.1016/0375-9474(73)90727-6

1976BE12

Phys.Rev.Lett. 36, 1128 (1976)

H.Beuscher, D.R.Zolnowski, D.R.Haenni, T.T.Sugihara

High-Spin Isomeric States in ^202,204,206Po

NUCLEAR REACTIONS ¹⁹⁷Au(¹⁰B, xnγ), (¹¹B, xnγ), ²⁰⁶Pb(α, xnγ), E=50 MeV; ²⁰⁸Pb(α, xnγ), E=77 MeV; measured Eγ, Iγ, γγ(t), γ(θ). ^202,204,206Po deduced levels, J, π, T_1/2.

doi: 10.1103/PhysRevLett.36.1128

1977LI16

Phys.Scr. 15, 205 (1977)

E.W.A.Lingeman

Levels in ²⁰⁶Po Populated in the EC-β⁺ Decay of ²⁰⁶At

RADIOACTIVITY ²⁰⁶At; measured Eγ, Iγ, I(ce), Eβ, γγ-coin, T_1/2; deduced Q, J, π, log ft. ²⁰⁶Po deduced levels, J, π, B(λ), ICC.

1982BR07

Izv.Akad.Nauk SSSR, Ser.Fiz. 46, 45 (1982)

V.B.Brudanin, N.A.Golovkov, B.S.Dzhelepov, R.B.Ivanov, M.A.Mikhailova, A.V.Saulsky

Certain Observations on the Decay of ²⁰⁶At

RADIOACTIVITY ²⁰⁶At; measured Eγ, Iγ, I(ce), (ce)γ-coin. ²⁰⁶Po deduced levels, J, π, ICC, γ-branching. Ge(Li), Si-Li detectors, magnetic spectrometer.

1986RA24

Phys.Scr. 34, 720 (1986)

V.Rahkonen, B.Fant, C.J.Herrlander

On the Yrast Structure of ²⁰⁶Po

NUCLEAR REACTIONS ²⁰⁶Pb(α, 4n), E=51-55 MeV; ²⁰⁷Pb(α, 5n), E=59 MeV; ²⁰⁶Pb(³He, 3n), E=27 MeV; measured σ(E), γ(θ), Eγ, Iγ, I(ce), γγ-coin. ²⁰⁶Po deduced levels, J, π, T_1/2, γ-multipolarity, ICC. Enriched target, Ge(Li) detectors, electron lens. Shell model.

1987MA65

Hyperfine Interactions 34, 47 (1987)

H.-E.Mahnke

In-Beam Measurements of Nuclear Moments

COMPILATION ²⁰²Bi, ^{200,204,206,208,210}Po, ^209,210,211At, ^{211,212,208,210}Rn; compiled isomeric proton state quadrupole moments.

1990BA31

Nucl.Phys. A515, 493 (1990)

A.M.Baxter, A.P.Byrne, G.D.Dracoulis, R.A.Bark, F.Riess, A.E.Stuchbery, M.C.Kruse, A.R.Poletti

Spectroscopy of High-Spin States of ²⁰⁶Po

NUCLEAR REACTIONS ¹⁹⁸Pt(¹³C, 5n), E=70-80 MeV; measured γγ(t), (¹³C)γ(t), Eγ, Iγ, Iγ(E), Iγ(θ), I(ce). ²⁰⁶Po deduced levels, J, π, T_1/2, B(λ), ICC. Enriched targets, Ge, Si(Li) detectors, pulsed beam. Empirical shell model calculations.

doi: 10.1016/0375-9474(90)90595-D

1991KO32

Phys.Rev. A44, R1442 (1991)

D.Kowalewska, K.Bekk, S.Goring, A.Hanser, W.Kalber, G.Meisel, H.Rebel

Isotope Shifts and Hyperfine Structure in Polonium Isotopes by Atomic-Beam Laser Spectroscopy

RADIOACTIVITY ^{200,202,204,205,206,207,208,209,210}Po; measured hfs, isotope shifts; deduced rms charge radii changes, relative variation with respect to neighboring elements. Laser-induced fluorescence spectroscopy.

doi: 10.1103/PhysRevA.44.R1442

1991RY01

At.Data Nucl.Data Tables 47, 205 (1991)

A.Rytz

Recommended Energy and Intensity Values of Alpha Particles from Radioactive Decay

RADIOACTIVITY A=146-257; compiled Eα, Iα; deduced recommended values.

doi: 10.1016/0092-640X(91)90002-L

2008KI07

Nucl.Instrum.Methods Phys.Res. A589, 202 (2008)

T.Kibedi, T.W.Burrows, M.B.Trzhaskovskaya, P.M.Davidson, C.W.Nestor, Jr.

Evaluation of theoretical conversion coefficients using BrIcc

COMPILATION Z=5-110; compiled and evaluated ICC data. BrICC database.

doi: 10.1016/j.nima.2008.02.051

2011CO01

Phys.Rev.Lett. 106, 052503 (2011)

T.E.Cocolios, W.Dexters, M.D.Seliverstov, A.N.Andreyev, S.Antalic, A.E.Barzakh, B.Bastin, J.Buscher, I.G.Darby, D.V.Fedorov, V.N.Fedosseyev, K.T.Flanagan, S.Franchoo, S.Fritzsche, G.Huber, M.Huyse, M.Keupers, U.Koster, Yu.Kudryavtsev, E.Mane, B.A.Marsh, P.L.Molkanov, R.D.Page, A.M.Sjoedin, I.Stefan, J.Van de Walle, P.Van Duppen, M.Venhart, S.G.Zemlyanoy, M.Bender, P.-H.Heenen

Early Onset of Ground State Deformation in Neutron Deficient Polonium Isotopes

NUCLEAR REACTIONS U(p, X)¹⁹²Po/¹⁹⁴Po/¹⁹⁶Po/¹⁹⁸Po/²⁰⁰Po/²⁰²Po/²⁰⁴Po/²⁰⁶Po/²⁰⁸Po/²¹⁰Po/²¹⁶Po/²¹⁸Po, E=1.4 GeV; measured reaction products, Ee, Ie, Eα, Iα; deduced isotope shifts, mean-square charge radii. Comparison with systematics and FRDM calculations.

doi: 10.1103/PhysRevLett.106.052503

2016GR17

Eur.Phys.J. A 52, 340 (2016)

T.Grahn, J.Pakarinen, L.Jokiniemi, M.Albers, K.Auranen, C.Bauer, C.Bernards, A.Blazhev, P.A.Butler, S.Bonig, A.Damyanova, T.De Coster, H.De Witte, J.Elseviers, L.P.Gaffney, M.Huyse, A.Herzan, U.Jakobsson, R.Julin, N.Kesteloot, J.Konki, Th.Kroll, L.Lewandowski, K.Moschner, P.Peura, M.Pfeiffer, D.Radeck, P.Rahkila, E.Rapisarda, P.Reiter, K.Reynders, M.Rudiger, M.-D.Salsac, S.Sambi, M.Scheck, M.Seidlitz, B.Siebeck, T.Steinbach, S.Stolze, J.Suhonen, P.Thoele, M.Thurauf, N.Warr, P.Van Duppen, M.Venhart, M.J.Vermeulen, V.Werner, M.Veselsky, A.Vogt, K.Wrzosek-Lipska, M.Zielinska

Collective 2⁺₁ excitations in ²⁰⁶Po and ^{208, 210}Rn

NUCLEAR REACTIONS ¹⁰⁴Pd, ¹¹⁴Cd(²⁰⁶Po, x), E=2.85 MeV/nucleon;¹⁰⁴Pd, ¹¹⁴Cd(²⁰⁸Rn, x), (²¹⁰Rn, x), E=2.82 MeV/nucleon; measured Coulomb excitation Eγ, Iγ, γγ-coin using MINIBALL γ spectrometer, scattered projectiles and target recoils using annular double-sided Si strip detectors (CD), time difference between MINIBALL γ's and CD data; deduced γ ray energy spectra, diagonal vs transitional matrix element, B(E2); calculated B(E2) using QRPA.

doi: 10.1140/epja/i2016-16340-6

2019ST13

Phys.Rev. C 100, 064304 (2019)

M.Stoyanova, G.Rainovski, J.Jolie, N.Pietralla, A.Blazhev, M.Beckers, A.Dewald, M.Djongolov, A.Esmaylzadeh, C.Fransen, L.M.Gerhard, K.A.Gladnishki, S.Herb, P.R.John, V.Karayonchev, J.M.Keatings, R.Kern, L.Knafla, D.Kocheva, L.Kornwebel, Th.Kroll, M.Ley, K.M.Mashtakov, C.Muller-Gatermann, J.-M.Regis, M.Scheck, K.Schomacker, J.Sinclair, P.Spagnoletti, C.Surder, N.Warr, V.Werner, J.Wiederhold

Lifetimes of the 4⁺₁ states of ²⁰⁶Po and ²⁰⁴Po: A study of the transition from noncollective seniority-like mode to collectivity

NUCLEAR REACTIONS ¹⁹⁷Au(¹¹B, 4n)²⁰⁴Po, E=55 MeV; ¹⁹⁸Pt(¹²C, 4n)²⁰⁶Po, E=65 MeV; measured Eγ, Iγ, γγ-coin, level half-lives by γγ(t) fast timing technique using the HORUS spectrometer of the FN Tandem facility at the University of Cologne. ^204,206Po; deduced levels, J, π, B(E2) for the first 4+ states in both the isotopes, and for the first 2+ in ²⁰⁴Po, configurations; discussed transition from single-particle seniority like mode to collective mode. Comparison with two-state mixing calculations. Systematics of energies, R_4/2 ratios, B(E2) and magnetic moments for the yrast levels in ^{200,202,204,206,208,210}Po.

doi: 10.1103/PhysRevC.100.064304

2020STZV

INDC(NDS)-0816 (2020)

N.Stone

Table of Recommended Nuclear Magnetic Dipole Moments: Part II, Short-Lived States

COMPILATION Z=5-95; compiled experimental values of nuclear magnetic moments.

doi: 10.61092/iaea.1p48-p6c6

2021STZZ

INDC(NDS)-0833 (2021)

N.J.Stone

Table of Nuclear Electric Quadrupole Moments

COMPILATION Z=1-102; compiled experimental measurements of static electric quadrupole moments of ground states and excited states of atomic nuclei throughout the periodic table.

doi: 10.61092/iaea.a6te-dg7q

2021WA16

Chin.Phys.C 45, 030003 (2021)

M.Wang, W.J.Huang, F.G.Kondev, G.Audi, S.Naimi

The AME 2020 atomic mass evaluation (II). Tables, graphs and references

ATOMIC MASSES A=1-295; compiled, evaluated atomic masses, mass excess, β-, ββ and ββββ-decay, binding, neutron and proton separation energies, decay and reaction Q-value data.

doi: 10.1088/1674-1137/abddaf

2023KA31

Phys.Rev. C 108, 054302 (2023)

V.Karayonchev, J.Jolie, D.Bittner, M.Beckers, A.Esmaylzadeh, J.Fischer, C.Fransen, J.Garbe, L.Knafla, C.-D.Lakenbrink, M.Ley

Lifetime measurements in ²⁰⁶Po with a shell-model interpretation

NUCLEAR REACTIONS ²⁰⁴Pb(¹⁶O, ¹⁴C)²⁰⁶Po, E=84 MeV; measured reaction products, Eγ, Iγ, charged particle, ¹⁴Cγ-coin. ²⁰⁶Po; deduced T_1/2 for first 2⁺ and 4⁺ excited states, γ-transition intensities, B(E2). Recoil-distance Doppler-shift method (RDDS). Comparison to large-scale shell-model calculations. Systematics of yrast states, B(E2), B(M1), magnetic and quadrupole moments in ²⁰⁴Po, ²⁰⁶Po, ²⁰⁸Po. Array consisting of 11 HPGe detectors coupled with array of 6 photovoltaic pin diodes at FN-Tandem accelerator of the University of Cologne.

doi: 10.1103/PhysRevC.108.054302

2023ST05

Phys.Rev. C 108, 014316 (2023)

K.Stoychev, M.Djongolov, V.Karayonchev, G.Rainovski, M.Ley, J.Jolie, D.Bittner, A.Blazhev, F.Dunkel, A.Esmaylzadeh, C.Fransen, J.Garbe, L.M.Gerhard, R.-B.Gerst, K.Geusen, K.A.Gladnishki, G.Hafner, D.Kalaydjieva, L.Klockner, L.Knafla, D.Kocheva, L.Kornwebel, C.Muller-Gatermann, E.Nikodem, J.-M.Regis, K.Schomacker, M.Stoyanova

X-ray-γ fast-timing lifetime measurement of the 6⁺₁ state in ²⁰⁶Po

RADIOACTIVITY ²⁰⁶Po(IT)[from successive EC decay of ²⁰⁶Rn(EC)-²⁰⁶At(EC) produced in ¹⁹⁴Pt(¹⁶O, 4n)²⁰⁶Rn, E=84 MeV]; measured X-rays, Eγ, Iγ, (X-rays)γ-coin, γγγ-coin. ²⁰⁶Po; deduced levels, J, π, T_1/2 of the 4⁺ and 6⁺ excited states, B(E2). Lifetimes extracted via the generalized centroid difference (GCD) method. Systematics of the B(E2) for even-even Po isotopes with N<126. HORUS spectrometer consisting of 8 coaxial HPGe and 11 LaBr detectors at the FN-Tandem facility (Institute for Nuclear Physics, University of Cologne).

doi: 10.1103/PhysRevC.108.014316

2024KO23

Phys.Scr. 99, 065307 (2024)

D.Kocheva, G.Rainovski, J.Jolie, M.Beckers, A.Blazhev, A.Esmaylzadeh, C.Fransen, K.A.Gladnishki, N.Pietralla, M.Scheck, F.Spee, M.Stoyanova, V.Werner, G.De Gregorio, A.Gargano, B.A.Brown

Study the structure of the low-lying states of ²⁰⁶Po

NUCLEAR REACTIONS ²⁰⁴Pb(¹⁶O, ¹⁴C), E=84 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, partial level scheme, lifetimes, B(E2). Comparison with shell-model calculations based on CD-Bonn and KHM3Y interactions. The Recoil Distance Doppler Shift method, the FN-TANDEM accelerator at the University of Cologne.

doi: 10.1088/1402-4896/ad4521