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NSR database version of May 24, 2024.

Search: Author = S.Chojnacki

Found 24 matches.

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2000CH06      Acta Phys.Pol. B31, 693 (2000)

S.Chojnacki, J.Kownacki, P.Lubinski, J.Tys, D.Brzozowiec, M.Kapusta

An Estimation of the Production Yield of 111In and 123I Isotopes using the 16O Induced Reaction of natAg

NUCLEAR REACTIONS Ag(16O, X)111In/123I, E=56.0, 64.3, 72.1, 80 MeV; measured production σ. Activation technique.

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0457.


1991SA21      Phys.Rev. C44, R944 (1991)

M.Sakai, Y.Fujita, M.Imamura, K.Omata, S.Ohya, S.Muto, T.Miura, Y.Gono, S.Chojnacki

330-keV Electron Line in e+ + Th Interactions

NUCLEAR REACTIONS Th(e+, X), E=radioactive source; measured electron spectra double focusing electron spectrometer; deduced electron line energy, σ, line width. β+ emitting 118Te source. Double focusing electron spectrometer.

ATOMIC PHYSICS Th(e+, X), E=radioactive source; measured electron, spectra double focusing electron spectrometer; deduced electron line energy, σ, line width. β+ emitting 118Te source. Double focusing electron spectrometer.

doi: 10.1103/PhysRevC.44.R944
Citations: PlumX Metrics


1989AU01      Z.Phys. A332, 209 (1989)

W.Augustyniak, C.Borcea, M.Lewitowicz, Nguyen Hoai Chau, Yu.E.Penionzhkevich, V.G.Sandukovsky, M.Sowinski, S.Chojnacki

Fission Accompanied by Alpha Particle Emission in the 12C(85 MeV) + 232Th Reaction

NUCLEAR REACTIONS 232Th(12C, αF), E=85 MeV; measured fission (fragment)(fragment)-, α(fragment)-coin following fission. 240Pu, 244Cm deduced fission parameters.


1987SA41      Nucl.Phys. A473, 317 (1987)

M.Sakai, Y.Fujita, M.Imamura, K.Omata, K.Miyatake, T.Nomura, S.Ohya, S.Chojnacki

Anomalous Electron Intensity Ratio of the E0 Internal Conversion in the Transition of 154Gd

RADIOACTIVITY 154Tb(EC) [from 153En(α, 3n)]; measured Iγ, I(ce). 154Gd transitions deduced δ, subshell ICC ratios. Enriched target, iron-free magnetic spectrometer.

doi: 10.1016/0375-9474(87)90147-3
Citations: PlumX Metrics


1986SO04      Z.Phys. A324, 87 (1986)

M.Sowinski, M.Lewitowicz, R.Kupczak, A.Jankowski, N.K.Skobelev, S.Chojnacki

Ternary Fission Involving 4He Emission in the 16O(144 MeV) + 232Th and 12C(108 MeV) + 197Au Reactions

NUCLEAR REACTIONS 197Au(12C, αF), E=108 MeV; 232Th(16O, αF), E=144 MeV; measured fission fragment yield vs folding angle, total kinetic energy, mass, σ(fragment θ, θα, Eα); deduced ternary fission α-multiplicity vs compound nucleus excitation, fission, fusion σ, α-emission mechanism.


1976CH30      Acta Phys.Pol. B7, 823 (1976)

S.Chojnacki, T.Morek, A.Korman, Z.Haratym, T.Kempisty

Levels in 194Pb and 196Pb Populated in the Decay of 194Bi and 196Bi

RADIOACTIVITY 194,196Bi; measured Eγ, Iγ, γγ-coin, T1/2. 194,196Pb deduced levels.


1976KO13      Acta Phys.Pol. B7, 141 (1976)

A.Korman, D.Chlebowska, T.Kempisty, S.Chojnacki

Excited States in 199Bi, 201Bi, 203Bi Isotopes

RADIOACTIVITY 199,199m,201,201m,203,203mPo; measured Eγ, Iγ, γγ-coin, I(ce), T1/2; deduced ICC, EC-branching. 199,201,203Bi deduced levels, J, π, λ.


1973BL08      Acta Phys.Pol. B4, 75 (1973)

K.J.Blinowska, S.Chojnacki, C.Droste, T.Morek, J.Srebrny

Investigation of the 126Ba → 126Cs → 126Xe Decay

RADIOACTIVITY 126Ba, 126Cs; measured Eγ, Iγ, T1/2. 126Cs deduced levels. 126Xe deduced transitions.


1973KU09      J.Phys.(Paris) 34, 159 (1973)

W.Kurcewicz, K.Stryczniewicz, J.Zylicz, R.Broda, S.Chojnacki, W.Walus, I.Yutlandov

Nuclear Levels of 228Th Populated in the Decay of 228Pa

RADIOACTIVITY 228Pa; measured Eγ, Iγ, γγ-coin, γce-coin. Deduced Q, log ft. 228Th deduced levels, J, π, γ-multipolarities, γ-branching.

doi: 10.1051/jphys:01973003402-3015900
Citations: PlumX Metrics


1972DR06      Nucl.Phys. A192, 595 (1972)

C.Droste, W.Neubert, S.Chojnacki, T.Morek, K.F.Alexander, Z.Wilhelmi

Investigation of Neutron-Deficient Cs Nuclei

RADIOACTIVITY 124Ba[from 116Sn(12C, 4n)]; measured Eγ, Iγ, T1/2. 124Cs deduced levels, ground state J, π. 122Cs[from 109Ag(16O, 3n)]; measured Eγ, Iγ, T1/2, γγ-coin. 122Cs deduced isomeric state, J. 120Cs[from 107Ag(18O, 5n), 107Ag(16O, 3n)]; measured Eγ, T1/2.

NUCLEAR REACTIONS 115In(12C, xn), E=50-80 MeV; 109Ag(18O, xn), E=50-110 MeV; measured relative σ(E), Eγ, Iγ, E(ce), I(ce), (HI)γ-delay, (HI)ce- delay . 123Cs deduced levels, T1/2. 124Cs deduced ground state T1/2, J, π.

doi: 10.1016/0375-9474(72)90092-9
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0751.


1971KU25      Acta Phys.Pol. B2, 451 (1971)

W.Kurcewicz, K.Stryczniewicz, J.Zylicz, S.Chojnacki, T.Morek, I.Yutlandov

Levels of 230Th and 230U Fed in the Decay of 230Pa

RADIOACTIVITY 230Pa; measured Eγ, Iγ, I(ce), ceγ-coin; deduced Q, log ft. 230Th, 230U deduced levels, J, π, ICC, γ-multipolarity. Ge(Li), NaI(Tl) detectors.


1970DR04      Nucl.Phys. A152, 579 (1970)

C.Droste, W.Neubert, J.Lewitowicz, S.Chojnacki, T.Morek, Z.Wilhelmi, K.F.Alexander

135mCe and 137mNd: Isomeric States in N = 77 Isotones

NUCLEAR REACTIONS 128Te(12C, 5n), E=78 MeV; 119,122Sn(22Ne, xn), (20Ne, xn), E=60-160 MeV; 126Te(18O, 7n), E not given; 124,126Te(20Ne, xn), E=115, 135 MeV; measured σ(E), Eγ, Iγ, I(ce), (HI)γ-delay. 135Ce deduced levels, J, π. 137Nd deduced levels, T1/2. 139Sm deduced no isomeric with 5 ms < T1/2 < 3s. Enriched targets.

doi: 10.1016/0375-9474(70)90934-6
Citations: PlumX Metrics


1970KU12      Yad.Fiz. 12, 3 (1970); Sov.J.Nucl.Phys. 12, 1 (1971)

W.Kusch, C.Droste, T.Morek, S.Chojnacki, I.I.Chuburkova

Spectrum of Conversion Electrons from the Decay of Po204 by Electron Capture

RADIOACTIVITY 204Po; measured E(ce), I(ce), K/L ratios. 204Bi deduced transitions, ICC, γ-multipolarity.


1970KU18      INR-P-1251 (1970); see 70KuZR

W.Kurcewicz, K.Stryczniewicz, J.Zylicz, S.Chojnacki, T.Morek, I.Yutlandov

Levels of 230Th and 230U Fed in the Decay of 230Pa


1969AL05      Nucl.Phys. A133, 77 (1969)

K.F.Alexander, W.Neubert, H.Rotter, S.Chojnacki, C.Droste, T.Morek

Isomerism in 129La: Evidence for Oblate Nuclear Shape

NUCLEAR REACTIONS 121Sb(12C, 4n), 118,119,120Sn(14N, xn), 115In(18O, 4n), E = 50-110 MeV; measured σ(E), Eγ, Iγ, I(ce), (HI)γ-, (HI)ce-delay. 129La deduced levels, T1/2. Enriched targets.

doi: 10.1016/0375-9474(69)90450-3
Citations: PlumX Metrics


1969NE04      Nucl.Phys. A131, 225 (1969)

W.Neubert, K.F.Alexander, H.Rotter, S.Chojnacki, C.Droste, J.Lewitowicz, T.Morek

A Three-Quasiparticle Isomeric State in 143Sm

NUCLEAR REACTIONS 124,126,128Te(22Ne, xn), 130Te(20Ne, xn), E = 80 - 170 MeV; measured σ(E), Eγ, Iγ, I(ce), (HI)γ-delay, isomeric cross-section ratios. 143Sm deduced levels, T1/2. 142Sm deduced no isomeric state. Enriched targets.

doi: 10.1016/0375-9474(69)90820-3
Citations: PlumX Metrics


1969RO23      Nucl.Phys. A133, 648 (1969)

H.Rotter, K.F.Alexander, C.Droste, T.Morek, W.Neubert, S.Chojnacki

K-Forbidden Isomeric Transition in 130Ba

NUCLEAR REACTIONS 122Sn(12C, 4n), E = 65 MeV; measured Eγ, Iγ, E(ce), I(ce), 12C γ-, 12C ce-delay. 130Ba deduced levels, γ-multipolarity. Enriched target.

doi: 10.1016/0375-9474(69)90563-6
Citations: PlumX Metrics


1964CH22      Acta Phys. Polon. 25, 417 (1964); Phys. Abstr. 67, 2748, Abstr. 30327 (1964)

S.Chojnacki, I.Jarosiewicz, Z.Preibisz, J.Zylicz

The Mean Number of Conversion Electrons Per One Decay of Tm165

NUCLEAR STRUCTURE 165Tm; measured not abstracted; deduced nuclear properties.


1963JA06      Nucl.Phys. 41, 303 (1963)

A.Jasinski, J.Kownacki, H.Lancman, J.Ludziejewski, S.Chojnacki, I.Yutlandov

The Decay Scheme of Yb-166

NUCLEAR STRUCTURE 166Yb; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(63)90508-X
Citations: PlumX Metrics


1963ZY01      Nucl.Phys. 42, 330 (1963)

J.Zylicz, Z.Sujkowski, J.Jastrzebski, O.Wolczek, S.Chojnacki, I.Yutlandov

Experimental Matrix Element for the Electron Capture Transition Er-165 → Ho-165

NUCLEAR STRUCTURE 165Er; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0029-5582(63)90740-5
Citations: PlumX Metrics


1961CH25      Acta Phys.Polon. 20, 1021 (1961)

S.Chojnacki, J.Kopystynski, J.Zylicz, I.Yutlandov


1961ZY02      Acta Phys.Polon. 20, 321 (1961)

J.Zylicz, Z.Preibisz, S.Chojnacki, J.Wolowski, Y.Norseev

Positron Radiation of Tm166

NUCLEAR STRUCTURE 166Tm; measured not abstracted; deduced nuclear properties.


1960CH14      NP-8895 (1960)

S.Chojnacki, J.Kopystynski, Z.Preibisz, R.Sosnowski, I.Yutlandov, J.Zylicz

β+ Radiation of Pr140

NUCLEAR STRUCTURE 140Pr; measured not abstracted; deduced nuclear properties.


1959CH26      Bull.Acad.Polon.Sci.Classe (III) 7, 535 (1959)

S.Chojnacki, B.Sosnowski, O.Wolczek, I.A.Yutlandov, H.Lancman, J.Zylicz

Internal Conversion Electrons of 167Tm


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