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Search: Author = P.Eskola

Found 18 matches.

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1984ES01      Phys.Rev. C29, 2160 (1984)

K.Eskola, P.Eskola, M.M.Fowler, H.Ohm, E.N.Treher, J.B.Wilhelmy, D.Lee, G.T.Seaborg

Production of Neutron-Rich Bi Isotopes by Transfer Reactions

NUCLEAR REACTIONS, ICPND 208Pb(18O, X)211Bi/212Bi/213Bi, 205Tl(18O, X)212Bi/213Bi, 204Hg(18O, X)212Bi, E ≈ 80-180 MeV; measured residuals absolute production σ(E), σ(Eα), 212Bi isomer yield ratio; deduced reaction mechanism. Activation technique. 208Pb(18O, 15N), (18O, 14N), (18O, 13N), (18O, 12N), E ≈ 100-200 MeV; calculated absolute σ(E). Sum rule technique.

RADIOACTIVITY 212,212mBi(β-); [from 208Pb, 205Tl, 204Hg(18O, X), E=5-10 MeV/nucleon]; measured β-delayed Eα, Iα; deduced isomer decay characteristics, level configurations.

doi: 10.1103/PhysRevC.29.2160
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2417.

1984GA03      Phys.Rev.Lett. 52, 589 (1984)

A.Gavron, P.Eskola, A.J.Sierk, J.Boissevain, H.C.Britt, K.Eskola, M.M.Fowler, H.Ohm, J.B.Wilhelmy, S.Wald, R.L.Ferguson

New Evaluation of Fission-Fragment Angular Distributions in Heavy-Ion Reactions

NUCLEAR REACTIONS 238U(16O, F), E=114, 140, 250 MeV; 238U, 174Yb(12C, F), E=95, 188 MeV; 198Pt(12C, F), E=95, 186 MeV; 192Os, 170Er, 142Nd(16O, F), E=140, 250 MeV; measured fission fragment σ(θ), yield anisotropies; deduced well defined fission barrier, saddle point K quantum number roles. Transition state model, other data analysis.

doi: 10.1103/PhysRevLett.52.589
Citations: PlumX Metrics

1984GA30      Phys.Rev. C30, 1550 (1984)

A.Gavron, J.Boissevain, H.C.Britt, K.Eskola, P.Eskola, M.M.Fowler, H.Ohm, J.B.Wilhelmy, T.C.Awes, R.L.Ferguson, F.E.Obenshain, F.Plasil, G.R.Young, S.Wald

Fission Cross Sections up to 20 MeV/Nucleon

NUCLEAR REACTIONS, ICPND 174Yb, 198Pt, 238U(12C, F), E=95-291 MeV; 142Nd, 170Er, 192Os, 238U(16O, F), E=140-315 MeV; 126Te, 144Nd, 238U(32S, F), E=350, 500, 700; 96Zr, 116Cd, 238U(58Ni, F), E=352, 875 MeV; measured fission σ(E), fragment σ(θ) anisotropy; deduced incomplete fusion reaction role.

doi: 10.1103/PhysRevC.30.1550
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0320.

1982ES01      Phys.Scr. 25, 15 (1982)

P.Eskola, K.Eskola, M.E.Leino, R.Katajanheimo, K.Forssten

Level Structure of 83Kr from the 80Se(α, nγ)83Kr Reaction

NUCLEAR REACTIONS 80Se(α, nγ), E=10, 12.8, 14.8 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), σ(Eγ). 83Kr deduced levels, γ-branching, J, π. Particle-rotor model.

doi: 10.1088/0031-8949/25/1A/003
Citations: PlumX Metrics

1981NI01      Nucl.Phys. A352, 138 (1981)

J.M.Nitschke, M.Fowler, A.Ghiorso, R.E.Leber, M.E.Leino, M.J.Nurmia, L.P.Somerville, K.E.Williams, E.K.Hulet, J.H.Landrum, R.W.Lougheed, J.F.Wild, C.E.Bemis, Jr., R.J.Silva, P.Eskola

Search for an 80 ms Spontaneous Fission Activity in Bombardments of 249Bk with 15N

NUCLEAR REACTIONS, Fission 249Bk(15N, X), E=78, 82, 86, 88, 100 MeV; measured σ(E), spontaneous fission T1/2. 260Rf deduced no evidence for 80 ms spontaneous fission decay.

doi: 10.1016/0375-9474(81)90564-9
Citations: PlumX Metrics

1973ES01      Phys.Rev. C7, 280 (1973)


Studies of Mendelevium Isotopes with Mass Numbers 248 Through 252

RADIOACTIVITY 248,249,250,251,252Md; measured Iα, Eα, T1/2; deduced α-hindrance factors 245,246,247Es; measured Eα, Iα. 247Es; measured T1/2. 248,250Md, 245Es deduced EC/(α+EC).

doi: 10.1103/PhysRevC.7.280
Citations: PlumX Metrics

1973ES02      Phys.Fenn. 8, 357 (1973)

P.Eskola, K.Eskola, M.Nurmia, A.Ghiorso

Two New Isotopes of Einsteinium, 243Es and 244Es

RADIOACTIVITY 243,244Es; measured Eα, Iα, T1/2, estimated EC-branching ratios.

NUCLEAR REACTIONS 233U(15N, 3n), (15N, 4n), (15N, 5n), (15N, 3np), E=70-100 MeV; measured σ(E).

1973GH03      Phys.Rev. C7, 2032 (1973)

A.Ghiorso, K.Eskola, P.Eskola, M.Nurmia

Isomeric States in 250Fm and 254No

RADIOACTIVITY 250mFm, 254mNo; measured Eα, T1/2.

doi: 10.1103/PhysRevC.7.2032
Citations: PlumX Metrics

1973SI40      Nucl.Phys. A216, 97 (1973)

R.J.Silva, P.F.Dittner, M.L.Mallory, O.L.Keller, K.Eskola, P.Eskola, M.Nurmia, A.Ghiorso

The New Nuclide Nobelium-259

RADIOACTIVITY 259No; measured T1/2, Eα, Iα. Deduced α-hindrance.

NUCLEAR REACTIONS 248Cm(18O, 3nα), E=95, 80-110 MeV; measured σ(E), production σ for 259No.

doi: 10.1016/0375-9474(73)90520-4
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetB0004.

1971ES01      Phys.Rev. C4, 632 (1971)

K.Eskola, P.Eskola, M.Nurmia, A.Ghiorso

Studies of Lawrencium Isotopes with Mass Numbers 255 Through 260

RADIOACTIVITY 255,256,257,258,259,260Lr; measured T1/2, Eα, Iα; deduced α-hindrance factors.

doi: 10.1103/PhysRevC.4.632
Citations: PlumX Metrics

1971GH01      Phys.Rev. C4, 1850 (1971)

A.Ghiorso, M.Nurmia, K.Eskola, P.Eskola

Two New Alpha-Particle Emitting Isotopes of Element 105, 261Ha and 262Ha

RADIOACTIVITY 261,262Db; measured T1/2, Eα, Iα.

NUCLEAR REACTIONS 249Bk(18O, X), E=92-97 MeV; measured (16O)(fragment)-delay; deduced SF-isomer.

doi: 10.1103/PhysRevC.4.1850
Citations: PlumX Metrics

1971GH02      Inorg.Nucl.Chem.Lett. 7, 1117 (1971)

A.Ghiorso, M.Nurmia, K.Eskola, P.Eskola

Comments on 'Chemical Separation of Kurchatovium'

doi: 10.1016/0020-1650(71)80103-4
Citations: PlumX Metrics

1971GH03      Nature 229, 603 (1971)

A.Ghiorso, M.Nurmia, J.Harris, K.Eskola, P.Eskola

Defence of the Berkeley Work on Alpha-Emitting Isotopes of Element 104

NUCLEAR REACTIONS 249Cf(12C, 4n), E=74 MeV; 249Cf(11B, 3n); measured Eα, α(t). 250mFm, 254mNo, 257mLr, 257Rf deduced T1/2.

doi: 10.1038/229603a0
Citations: PlumX Metrics

1970ES02      Phys.Rev. C2, 1058 (1970)

P.Eskola, K.Eskola, M.Nurmia, A.Ghiorso

Alpha Decay of 255No and 257No

RADIOACTIVITY 255,257No; measured Eα, Iα, T1/2; deduced hindrance factors.

NUCLEAR REACTIONS 249Cf(12C, αxn), E=60-110 MeV; 248Cm(12C, X), E=60-85 MeV; measured σ(E).

doi: 10.1103/PhysRevC.2.1058
Citations: PlumX Metrics

1970GH01      Phys.Lett. 32B, 95 (1970)

A.Ghiorso, M.Nurmia, K.Eskola, P.Eskola

261Rf; New Isotope of Element 104

RADIOACTIVITY 261Rf; measured Eα, T1/2.

doi: 10.1016/0370-2693(70)90595-2
Citations: PlumX Metrics

1970GH02      Phys.Rev.Lett. 24, 1498 (1970)

A.Ghiorso, M.Nurmia, K.Eskola, J.Harris, P.Eskola

New Element Hahnium, Atomic Number 105

RADIOACTIVITY 260Db[from 249Cf(15N, X)]; measured T1/2, Eα, Iα; deduced SF-branching.

NUCLEAR REACTIONS 249Cf(15N, X), E=75-110 MeV; measured σ(E).

doi: 10.1103/PhysRevLett.24.1498
Citations: PlumX Metrics

1969GH01      Phys.Rev.Letters 22, 1317 (1969)

A.Ghiorso, M.Nurmia, J.Harris, K.Eskola, P.Eskola

Positive Identification of Two Alpha-Particle-Emitting Isotopes of Element 104

RADIOACTIVITY 257Rf, 258Rf, 259Rf; measured T1/2, Eα, Iα.

doi: 10.1103/PhysRevLett.22.1317
Citations: PlumX Metrics

1967ES05      Ark.Fys. 36, 477 (1967)


Compilation of Data on Alpha Activities with Z > 50, N < 126

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