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NSR database version of April 11, 2024.

Search: Author = R.Eichler

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2023AD02      Eur.Phys.J. A 59, 15 (2023)

A.Adamczak, A.Antognini, N.Berger, T.E.Cocolios, N.Deokar, Ch.E.Dullmann, A.Eggenberger, R.Eichler, M.Heines, H.Hess, P.Indelicato, K.Kirch, A.Knecht, J.J.Krauth, J.Nuber, A.Ouf, A.Papa, R.Pohl, E.Rapisarda, P.Reiter, N.Ritjoho, S.Roccia, M.Seidlitz, N.Severijns, K.von Schoeler, A.Skawran, S.M.Vogiatzi, N.Warr and F.Wauters

Muonic atom spectroscopy with microgram target material

doi: 10.1140/epja/s10050-023-00930-y
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2020AN04      Phys.Rev. C 101, 054313 (2020)

A.Antognini, N.Berger, T.E.Cocolios, R.Dressler, R.Eichler, A.Eggenberger, P.Indelicato, K.Jungmann, C.H.Keitel, K.Kirch, A.Knecht, N.Michel, J.Nuber, N.S.Oreshkina, A.Ouf, A.Papa, R.Pohl, M.Pospelov, E.Rapisarda, N.Ritjoho, S.Roccia, N.Severijns, A.Skawran, S.M.Vogiatzi, F.Wauters, L.Willmann

Measurement of the quadrupole moment of ¹⁸⁵Re and ¹⁸⁷Re from the hyperfine structure of muonic X rays

ATOMIC PHYSICS ^185,187Re, ²⁰⁸Pb(μ^-, μ^-'), E at 29 MeV/c, [negative muon beam from the decay of pions produced in C(p, π), E=590 MeV]; measured Eγ, Iγ, energy and intensities of muonic x-rays using two HPGe detectors at the HIPA facility of Paul Scherrer Institut; deduced hyperfine splitting of the 5g to 4f muonic atom transitions, and compared to state-of-the-art atomic theoretical predictions; extracted spectroscopic quadrupole moments for ground states of ¹⁸⁵Re and ¹⁸⁷Re.

NUCLEAR MOMENTS ^185,187Re; measured muonic atom hyperfine structure; deduced spectroscopic quadrupole moments of ground states. Comparison with previous experimental measurement using natural Re target, and with theoretical predictions.

doi: 10.1103/PhysRevC.101.054313
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2019EI01      Radiochim.Acta 107, 865 (2019)

R.Eichler

The periodic table - an experimenter's guide to transactinide chemistry

doi: 10.1515/ract-2018-3080
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2017AK02      Eur.Phys.J. A 53, 158 (2017)

N.V.Aksenov, P.Steinegger, F.Sh.Abdullin, Y.V.Albin, G.A.Bozhikov, V.I.Chepigin, R.Eichler, V.Ya.Lebedev, A.Sh.Madumarov, O.N.Malyshev, O.V.Petrushkin, A.N.Polyakov, Y.A.Popov, A.V.Sabelnikov, R.N.Sagaidak, I.V.Shirokovsky, M.V.Shumeiko, G.Ya.Starodub, Y.S.Tsyganov, V.K.Utyonkov, A.A.Voinov, G.K.Vostokin, A.V.Yeremin, S.N.Dmitriev

On the volatility of nihonium (Nh, Z = 113)

RADIOACTIVITY ^288,289Mc(α)[from ²⁴³Am(⁴⁸Ca, xn)]; measured Nh (Z=113) decay chains using Gas-Filled Recoil Separator with gas-phase chromatographic separation (JINR Dubna); deduced large retention of elemental Nh on teflon surface from non-observation of Nh decays.

doi: 10.1140/epja/i2017-12348-8
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2015TU07      Nucl.Phys. A944, 640 (2015)

A.Turler, R.Eichler, A.Yakushev

Chemical studies of elements with Z ≥ 104 in gas phase

doi: 10.1016/j.nuclphysa.2015.09.012
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2014DM01      Mendeleev Commun. 24, 253 (2014)

S.N.Dmitriev, N.V.Aksenov, Y.V.Albin, G.A.Bozhikov, M.L.Chelnokov, V.I.Chepygin, R.Eichler, A.V.Isaev, D.E.Katrasev, V.Y.Lebedev, O.N.Malyshev, O.V.Petrushkin, L.S.Porobanuk, M.A.Ryabinin, A.V.Sabelnikov, E.A.Sokol, A.V.Svirikhin, G.Ya.Starodub, I.Usoltsev, G.K.Vostokin, A.V.Yeremin

Pioneering experiments on the chemical properties of element 113

NUCLEAR REACTIONS ²⁴³Am(⁴⁸Ca, X)²⁸⁴Nh/²⁸⁵Nh, E=242 MeV; measured reaction products, Eα, Iα; deduced yields.

RADIOACTIVITY ²⁸⁸Mc, ²⁸⁴Nh, ²⁸⁰Rg, ²⁷⁶Mt, ²⁷²Bh(α), ²⁶⁸Db(SF); measured decay products, Eα, Iα; deduced α-particle energies, T_1/2.

doi: 10.1016/j.mencom.2014.09.001
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2010EI01      Radiochim.Acta 98, 133 (2010)

R.Eichler, N.V.Aksenov, Yu.V.Albin, A.V.Belozerov, G.A.Bozhikov, V.I.Chepigin, S.N.Dmitriev, R.Dressler, H.W.Gaggeler, V.A.Gorshkov, R.A.Henderson, A.M.Johnsen, J.M.Kenneally, V.Ya.Lebedev, O.N.Malyshev, K.J.Moody, Yu.Ts.Oganessian, O.V.Petrushkin, D.Piguet, A.G.Popeko, P.Rasmussen, A.Serov, D.A.Shaughnessy, S.V.Shishkin, A.V.Shutov, M.A.Stoyer, N.J.Stoyer, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin, M.Wegrzecki, P.A.Wilk, D.Wittwer, A.V.Yeremin

Indication for a volatile element 114

RADIOACTIVITY ^287,288Fl(α); measured atomic properties of element 114; deduced volatility. Comparison with Hg, At, and element 112 (Cn).

doi: 10.1524/ract.2010.1705
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2010WI14      Nucl.Instrum.Methods Phys.Res. B268, 28 (2010)

D.Wittwer, F.Sh.Abdullin, N.V.Aksenov, Yu.V.Albin, G.A.Bozhikov, S.N.Dmitriev, R.Dressler, R.Eichler, H.W.Gaggeler, R.A.Henderson, S.Hubener, J.M.Kenneally, V.Ya.Lebedev, Yu.V.Lobanov, K.J.Moody, Yu.Ts.Oganessian, O.V.Petrushkin, A.N.Polyakov, D.Piguet, P.Rasmussen, R.N.Sagaidak, A.Serov, I.V.Shirokovsky, D.A.Shaughnessy, S.V.Shishkin, A.M.Sukhov, M.A.Stoyer, N.J.Stoyer, E.E.Tereshatov, Yu.S.Tsyganov, V.K.Utyonkov, G.K.Vostokin, M.Wegrzecki, P.A.Wilk

Gas phase chemical studies of superheavy elements using the Dubna gas-filled recoil separator - Stopping range determination

RADIOACTIVITY ²⁸⁹Fl, ²⁸⁵Cn(α) [from ²⁴⁴Pu(⁴⁸Ca, 3n)²⁸⁹Fl, E=265 MeV]; measured decay products, Eα, Iα; deduced α-decay chains.

doi: 10.1016/j.nimb.2009.09.062
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2009DR05      Phys.Rev. C 79, 054605 (2009)

R.Dressler, R.Eichler, D.Schumann, S.Shishkin

Long-term α- and spontaneous fission measurement of a Rf/Db sample chemically prepared in a ⁴⁸Ca on ²⁴³Am experiment

NUCLEAR REACTIONS ²⁴³Am(⁴⁸Ca, 3n)²⁸⁸Mc, E not given; measured delayed α and SF events from Db and Rf activities formed in successive decays of ²⁸⁸Mc. Confirmed synthesis of Z=115 element reported in earlier studies.

RADIOACTIVITY ²⁶⁸Db, ²⁶⁸Rf(α), (SF); measured Eα, Iα and SF events. ²¹²Bi, ^{208,210,212,216}Po, ²²⁰Rn, ²²⁴Ra, ^228,230Th, ²³¹Pa, ²³⁷Np, ^{238,239,240,241,242}Pu, ^241,243Am, ^243,244Cm(α); measured Eα, Iα.

doi: 10.1103/PhysRevC.79.054605
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Data from this article have been entered in the XUNDL database. For more information, click here.

2009DV01      Phys.Rev. C 79, 037602 (2009)

J.Dvorak, W.Bruchle, Ch.E.Dullmann, Z.Dvorakova, K.Eberhardt, R.Eichler, E.Jager, Y.Nagame, Z.Qin, M.Schadel, B.Schausten, E.Schimpf, R.Schuber, A.Semchenkov, P.Thorle, A.Turler, M.Wegrzecki, A.Yakushev

Cross section limits for the ²⁴⁸Cm(²⁵Mg, 4n-5n)^{268, 269}Hs reactions

NUCLEAR REACTIONS ²⁴⁸Cm(²⁵Mg, 4n)²⁶⁹Hs, (²⁵Mg, 5n)²⁶⁸Hs, E(cm)=140 MeV; measured α, fission events, α-SF and α-α correlations, production cross section limits. No events were assigned to ²⁶⁸Hs and ²⁶⁹Hs.

RADIOACTIVITY ²⁶⁸Hs, ²⁶⁹Hs(α); measured Eα, half-lives.

doi: 10.1103/PhysRevC.79.037602
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1682. Data from this article have been entered in the XUNDL database. For more information, click here.

2009FO02      Phys.Rev. C 79, 027602 (2009)

C.M.Folden III, I.Dragojevic, Ch.E.Dullmann, R.Eichler, M.A.Garcia, J.M.Gates, S.L.Nelson, R.Sudowe, K.E.Gregorich, D.C.Hoffman, H.Nitsche

Measurement of the ²⁰⁸Pb(⁵²Cr, n)²⁵⁹Sg excitation function

NUCLEAR REACTIONS ²⁰⁸Pb(⁵²Cr, n)²⁵⁹Sg, E=250.7-266.2 MeV; ²⁰⁸Pb(⁵²Cr, 2n)²⁵⁸Sg, E=250.7-266.2 MeV. Measured excitation functions, σ.

RADIOACTIVITY ²⁵⁹Sg, ²⁵⁸Sg, ²⁵⁵Rf(α), (SF), (EC), ²⁵¹No(α); measured Eα, half-lives, decay modes.

doi: 10.1103/PhysRevC.79.027602
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1670. Data from this article have been entered in the XUNDL database. For more information, click here.

2008EI03      Angew.Chem. 47, 3262 (2008)

R.Eichler, N.V.Aksenov, A.V.Belozerov, G.A.Bozhikov, V.I.Chepigin, S.N.Dmitriev, R.Dressler, H.W.Gaggeler, A.V.Gorshkov, M.G.Itkis, F.Haenssler, A.Laube, V.Y.Lebedev, O.N.Malyshev, Y.T.Oganessian, O.V.Petrushkin, D.Piguet, A.G.Popeko, P.Rasmussen, S.V.Shishkin, A.A.Serov, A.V.Shutov, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin, M.Wegrzecki, A.V.Yeremin

Thermochemical and Physical Properties of Element 112

RADIOACTIVITY ²⁸⁷Fl, ²⁸³Cn(α), ²⁷⁹Ds(SF) [from ²⁴²Pu(⁴⁸Ca, 3n)²⁹⁷Fl, E=270 MeV]; ¹⁸⁵Hg(α) [from ¹⁴²Nd(⁴⁸Ca, 5n)¹⁸⁵Hg, E=270 MeV]; ²¹⁹Rn(α) [from ²⁴²Pu(⁴⁸Ca, X)²¹⁹Rn, E=270 MeV]; measured decay products, Eα, Iα; deduced standard sublimation enthalpy, linear relationships for various compound classes on various chromatographic materials, volatility for element 112.

doi: 10.1002/anie.200705019
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2008GA08      Phys.Rev. C 77, 034603 (2008)

J.M.Gates, M.A.Garcia, K.E.Gregorich, Ch.E.Dullmann, I.Dragojevic, J.Dvorak, R.Eichler, C.M.Folden III, W.Loveland, S.L.Nelson, G.K.Pang, L.Stavsetra, R.Sudowe, A.Turler, H.Nitsche

Synthesis of rutherfordium isotopes in the ²³⁸U(²⁶Mg, xn)^264-xRf reaction and study of their decay properties

NUCLEAR REACTIONS ²³⁸U(²⁶Mg, 3n), (²⁶Mg, 4n), (²⁶Mg, 5n), (²⁶Mg, 6n), E=4.9-6.0 MeV/nucleon; measured excitation functions, σ, half-lives, cross sections.

RADIOACTIVITY ²⁵⁸Rf(α) [from ²³⁸U(²⁶Mg, 6n), E=4.9-6.0 MeV/nucleon]; ²⁵⁹Rf(EC) [from ²³⁸U(²⁶Mg, 5n), E=4.9-6.0 MeV/nucleon]; ²⁶⁰Rf(α), (SF) [from ²³⁸U(²⁶Mg, 4n), E=4.9-6.0 MeV/nucleon]; ²⁶¹Rf(α), (SF) [from ²³⁸U(²⁶Mg, 3n), E=4.9-6.0 MeV/nucleon]; ²⁵⁴No(α); measured α spectra, Q-values, charged particle spectra.^{242,244,246,248,250,252,254,256,258}Fm, ^{248,250,252,254,256}No, ^{250,252,254,256}Rf, ^{252,254,256,258,260}Sg; systematics.

doi: 10.1103/PhysRevC.77.034603
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1607. Data from this article have been entered in the XUNDL database. For more information, click here.

2008NE08      Phys.Rev. C 78, 024606 (2008)

S.L.Nelson, C.M.Folden III, K.E.Gregorich, I.Dragojevic, Ch.E.Dullmann, R.Eichler, M.A.Garcia, J.M.Gates, R.Sudowe, H.Nitsche

Comparison of complementary reactions for the production of ^{261, 262}Bh

NUCLEAR REACTIONS ²⁰⁸Pb(⁵⁵Mn, n), (⁵⁵Mn, 2n), E=273, 278, 283 MeV; ²⁰⁹Bi(⁵⁴Cr, n), (⁵⁴Cr, 2n), E=253.5-272.3 MeV; measured excitation functions, σ, half-lives.

doi: 10.1103/PhysRevC.78.024606
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Data from this article have been entered in the XUNDL database. For more information, click here.

2007EI02      Nucl.Phys. A787, 373c (2007)

R.Eichler, N.V.Aksenov, A.V.Belozerov, G.A.Bozhikov, V.I.Chepigin, R.Dressler, S.N.Dmitriev, H.W.Gaggeler, V.A.Gorshkov, F.Haenssler, M.G.Itkis, V.Ya.Lebedev, A.Laube, O.N.Malyshev, Yu.Ts.Oganessian, O.V.Petruschkin, D.Piguet, P.Rasmussen, S.V.Shishkin, A.V.Shutov, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin, M.Wegrzecki, A.V.Yeremin

Confirmation of the Decay of ²⁸³112 and First Indication for Hg-like Behavior of Element 112

NUCLEAR REACTIONS ²³⁸U(⁴⁸Ca, 3n), ²⁴²Pu(⁴⁸Ca, 3n), E=237 MeV; measured super heavy element yield, Eα, Iα; analyzed production σ.

NUCLEAR STRUCTURE ²⁷⁹Ds, ²⁸³Cn, ²⁸⁷Fl; analyzed superheavy element production and decay data.

RADIOACTIVITY ²⁸³Cn(α); ²⁸⁷Fl(α), (SF); measured Eα, E(fragment), T_1/2.

doi: 10.1016/j.nuclphysa.2006.12.058
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2007EI03      Nature(London) 447, 72 (2007)

R.Eichler, N.V.Aksenov, A.V.Belozerov, G.A.Bozhikov, V.I.Chepigin, S.N.Dmitriev, R.Dressler, H.W.Gaggeler, V.A.Gorshkov, F.Haenssler, M.G.Itkis, A.Laube, V.Ya.Lebedev, O.N.Malyshev, Yu.Ts.Oganessian, O.V.Petrushkin, D.Piguet, P.Rasmussen, S.V.Shishkin, A.V.Shutov, A.I.Svirikhin, E.E.Tereshatov, G.K.Vostokin, M.Wegrzecki, A.V.Yeremin

Chemical characterization of element 112

RADIOACTIVITY ²⁸⁷Fl, ²⁸³Cn(α), ²⁷⁹Ds(SF) [from ²⁴²Pu(⁴⁸Ca, 3n)²⁹⁷Fl, E=270 MeV]; ¹⁸⁵Hg(α) [from ¹⁴²Nd(⁴⁸Ca, 5n)¹⁸⁵Hg, E=270 MeV]; ²¹⁹Rn(α) [from ²⁴²Pu(⁴⁸Ca, X)²¹⁹Rn, E=270 MeV]; measured decay products, Eα, Iα; deduced Q-values, T_1/2, element 112 chemical identification.

doi: 10.1038/nature05761
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2006EI01      Radiochim.Acta 94, 181 (2006)

R.Eichler, W.Bruchle, R.Buda, S.Burger, R.Dressler, Ch.E.Dullmann, J.Dvorak, K.Eberhardt, B.Eichler, C.M.Folden III, H.W.Gaggeler, K.E.Gregorich, F.Haenssler, D.C.Hoffman, H.Hummrich, E.Jager, J.V.Kratz, B.Kuczewski, D.Liebe, D.Nayak, H.Nitsche, D.Piguet, Z.Qin, U.Rieth, M.Schadel, B.Schausten, E.Schimpf, A.Semchenkov, S.Soverna, R.Sudowe, N.Trautmann, P.Thorle, A.Turler, B.Wierczinski, N.Wiehl, P.A.Wilk, G.Wirth, A.B.Yakushev, A.von Zweidorf

Attempts to chemically investigate element 112

NUCLEAR REACTIONS ²³⁸U(⁴⁸Ca, X), E=231, 235 MeV; measured delayed fission, Eα, (fission)α-coin; deduced no evidence for ²⁸³Cn. Thermochromatography.

doi: 10.1524/ract.2006.94.4.181
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2005DM03      Mendeleev Commun. 15, 1 (2005)

S.N.Dmitriev, Y.T.Oganessyan, V.K.Utyonkov, S.V.Shishkin, A.V.Yeremin, Y.V.Lobanov, Y.S.Tsyganov, V.I.Chepygin, E.A.Sokol, G.K.Vostokin, N.V.Aksenov, M.Hussonnois, M.G.Itkis, H.W.Gaggeler, D.Schumann, H.Bruchertseifer, R.Eichler, D.A.Shaughnessy, P.A.Wilk, J.M.Kenneally, M.A.Stoyer, J.F.Wild

Chemical identification of dubnium as a decay product of element 115 produced in the reaction ⁴⁸Ca + ²⁴³Am

NUCLEAR REACTIONS ²⁴³Am(⁴⁸Ca, 3n), E=247 MeV; measured super heavy element yield, Eα, Iα; analyzed production σ. Radiochemical experiment, identification of the long-lived decay product dubnium.

NUCLEAR STRUCTURE ²⁶⁸Db, ²⁷²Bh, ²⁷⁶Mt, ²⁸⁰Rg, ²⁸⁴Nh, ²⁸⁸Mc; analyzed superheavy element production and decay data.

RADIOACTIVITY ²⁶⁸Db(SF); ²⁷²Bh, ²⁷⁶Mt, ²⁸⁰Rg, ²⁸⁴Nh, ²⁸⁸Mc(α); measured Eα, E(fragment), T_1/2.

doi: 10.1070/MC2005v015n01ABEH002077
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Data from this article have been entered in the XUNDL database. For more information, click here.

2005GR19      Phys.Rev. C 72, 014605 (2005)

K.E.Gregorich, W.Loveland, D.Peterson, P.M.Zielinski, S.L.Nelson, Y.H.Chung, Ch.E.Dullmann, C.M.Folden III, K.Aleklett, R.Eichler, D.C.Hoffman, J.P.Omtvedt, G.K.Pang, J.M.Schwantes, S.Soverna, P.Sprunger, R.Sudowe, R.E.Wilson, H.Nitsche

Attempt to confirm superheavy element production in the ⁴⁸Ca + ²³⁸U reaction

NUCLEAR REACTIONS ²³⁸U(⁴⁸Ca, 3n), E=230.3, 235.6 MeV; measured σ upper limits; deduced no evidence for ²⁸³Cn. Comparison with previous results.

doi: 10.1103/PhysRevC.72.014605
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2005OG02      Phys.Rev. C 72, 034611 (2005)

Yu.Ts.Oganessian, V.K.Utyonkov, S.N.Dmitriev, Yu.V.Lobanov, M.G.Itkis, A.N.Polyakov, Yu.S.Tsyganov, A.N.Mezentsev, A.V.Yeremin, A.A.Voinov, E.A.Sokol, G.G.Gulbekian, S.L.Bogomolov, S.Iliev, V.G.Subbotin, A.M.Sukhov, G.V.Buklanov, S.V.Shishkin, V.I.Chepigin, G.K.Vostokin, N.V.Aksenov, M.Hussonnois, K.Subotic, V.I.Zagrebaev, K.J.Moody, J.B.Patin, J.F.Wild, M.A.Stoyer, N.J.Stoyer, D.A.Shaughnessy, J.M.Kenneally, P.A.Wilk, R.W.Lougheed, H.W.Gaggeler, D.Schumann, H.Bruchertseifer, R.Eichler

Synthesis of elements 115 and 113 in the reaction ²⁴³Am + ⁴⁸Ca

NUCLEAR REACTIONS ²⁴³Am(⁴⁸Ca, 3n), (⁴⁸Ca, 4n), E=248, 253 MeV; measured delayed Eα, αα-coin; deduced σ.

RADIOACTIVITY ^287,288Mc, ^283,284Nh, ^279,280Rg, ^275,276Mt, ²⁷²Bh(α) [from ²⁴³Am(⁴⁸Ca, xn) and subsequent decay]; measured Eα, T_1/2; deduced Qα. ^267,268Db(SF); measured T_1/2.

doi: 10.1103/PhysRevC.72.034611
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0890. Data from this article have been entered in the XUNDL database. For more information, click here.

2005SC32      Radiochim.Acta 93, 727 (2005)

D.Schumann, H.Bruchertseifer, R.Eichler, B.Eichler, H.W.Gaggeler, S.N.Dmitriev, Yu.Ts.Oganessian, V.P.Utyonkov, S.V.Shishkin, A.V.Yeremin, Yu.V.Lobanov, Y.S.Tsyganov, V.I.Chepygin, E.A.Sokol, G.K.Vostokin, N.V.Aksenov, M.Hussonnois, M.G.Itkis

Chemical procedure applied for the identification of Rf/Db produced in the ⁴⁸Ca + ²⁴³Am reaction

NUCLEAR REACTIONS ²⁴³Am(⁴⁸Ca, xn), E=247 MeV; measured Eγ, fission fragment spectra following chemical separation; deduced Z=115 production.

doi: 10.1524/ract.2005.93.12.727
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2005SO17      Radiochim.Acta 93, 1 (2005)

S.Soverna, R.Dressler, Ch.E.Dullmann, B.Eichler, R.Eichler, H.W.Gaggeler, F.Haenssler

Thermochromatographic studies of mercury and radon on transition metal surfaces

doi: 10.1524/ract.93.1.1.58298
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2004GA18      Nucl.Phys. A734, 208 (2004)

H.W.Gaggeler, W.Bruchle, Ch.E.Dullmann, R.Dressler, K.Eberhardt, B.Eichler, R.Eichler, C.M.Folden, T.N.Ginter, F.Glaus, K.E.Gregorich, F.Haenssler, D.C.Hoffman, E.Jager, D.T.Jost, U.W.Kirbach, J.V.Kratz, H.Nitsche, J.B.Patin, V.Pershina, D.Piguet, Z.Qin, U.Rieth, M.Schadel, E.Schimpf, B.Schausten, S.Soverna, R.Sudowe, P.Thorle, N.Trautmann, A.Turler, A.Vahle, P.A.Wilk, G.Wirth, A.B.Yakushev, A.von Zweidorf

Chemical and nuclear studies of hassium and element 112

NUCLEAR REACTIONS ²⁴⁸Cm(²⁶Mg, 4n), (²⁶Mg, 5n), E=145 MeV; ²³⁸U(⁴⁸Ca, 3n), E=239 MeV; measured yields. Chemical properties discussed.

doi: 10.1016/j.nuclphysa.2004.01.036
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2004VO24      Radiochim.Acta 92, 855 (2004)

A.von Zweidorf, R.Angert, W.Bruchle, S.Burger, K.Eberhardt, R.Eichler, H.Hummrich, E.Jager, H.-O.Kling, J.V.Kratz, B.Kuczewski, G.Langrock, M.Mendel, U.Rieth, M.Schadel, B.Schausten, E.Schimpf, P.Thorle, N.Trautmann, K.Tsukada, N.Wiehl, G.Wirth

Evidence for the formation of sodium hassate(VIII)

NUCLEAR REACTIONS ²⁴⁸Cm(²⁶Mg, xn), E=144-149 MeV; measured delayed αα-coin; deduced evidence for ^269,270Hs. Radiochemical analysis.

RADIOACTIVITY ^269,270Hs, ^265,266Sg, ²⁵⁷No(α); ^261,262Rf(SF) [from ²⁴⁸Cm(²⁶Mg, xn) and subsequent decay]; measured Eα, T_1/2.

doi: 10.1524/ract.92.12.855.55112
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2003DU27      Czech.J.Phys. (Supplement) 53, A291 (2003)

Ch.E.Dullmann, R.Dressler, B.Eichler, H.W.Gaggeler, F.Glaus, D.T.Jost, D.Piguet, S.Soverna, A.Turler, W.Bruchle, R.Eichler, E.Jager, V.Pershina, M.Schadel, B.Schausten, E.Schimpf, H.-J.Schott, G.Wirth, K.Eberhardt, P.Thorle, N.Trautmann, T.N.Ginter, K.E.Gregorich, D.C.Hoffman, U.W.Kirbach, D.M.Lee, H.Nitsche, J.B.Patin, R.Sudowe, P.M.Zielinski, S.N.Timokhin, A.B.Yakushev, A.Vahle, Z.Qin

First chemical investigation of hassium (Hs, Z=108)

RADIOACTIVITY ^269,270Hs(α); measured Eα, Iα.

doi: 10.1007/s10582-003-0037-4
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2003EI02      Yad.Fiz. 66, 1182 (2003); Phys.Atomic Nuclei 66, 1146 (2003)

R.Eichler, S.Soverna, for the PSI-University Bern-GSI-TU Munich-FLNR-University Mainz-IMP Collaboration

Perspective for the Determination of Chemical Properties of Element 112

doi: 10.1134/1.1586429
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2003GI05      Phys.Rev. C 67, 064609 (2003); Erratum Phys.Rev. C 68, 029901 (2003)

T.N.Ginter, K.E.Gregorich, W.Loveland, D.M.Lee, U.W.Kirbach, R.Sudowe, C.M.Folden III, J.B.Patin, N.Seward, P.A.Wilk, P.M.Zielinski, K.Aleklett, R.Eichler, H.Nitsche, D.C.Hoffman

Confirmation of production of element 110 by the ²⁰⁸Pb(⁶⁴Ni, n) reaction

NUCLEAR REACTIONS ²⁰⁸Pb(⁶⁴Ni, n), E=312.5, 315, 317.5 MeV: measured delayed (recoil)α-coin; deduced production σ.

RADIOACTIVITY ²⁷¹Ds, ²⁶⁷Hs, ²⁶³Sg, ²⁵⁹Rf, ²⁵⁵No(α) [from ²⁰⁸Pb(⁶⁴Ni, n) and subsequent decay]; measured Eα.

doi: 10.1103/PhysRevC.67.064609
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1698.

2003TU05      Eur.Phys.J. A 17, 505 (2003)

A.Turler, Ch.E.Dullmann, H.W.Gaggeler, U.W.Kirbach, A.B.Yakushev, M.Schadel, W.Bruchle, R.Dressler, K.Eberhardt, B.Eichler, R.Eichler, T.N.Ginter, F.Glaus, K.E.Gregorich, D.C.Hoffman, E.Jager, D.T.Jost, D.M.Lee, H.Nitsche, J.B.Patin, V.Pershina, D.Piguet, Z.Qin, B.Schausten, E.Schimpf, H.-J.Schott, S.Soverna, R.Sudowe, P.Thorle, S.N.Timokhin, N.Trautmann, A.Vahle, G.Wirth, P.M.Zielinski

On the decay properties of ²⁶⁹Hs and indications for the new nuclide ²⁷⁰Hs

NUCLEAR REACTIONS ²⁴⁸Cm(²⁶Mg, xn), E=143.7-146.8 MeV; measured residual nucleus decay; deduced evidence for ^269,270Hs. Chemical separation.

RADIOACTIVITY ^269,270Hs, ^265,266Sg, ²⁶¹Rf, ²⁵⁷No(α) [from ²⁴⁸Cm(²⁶Mg, xn) and subsequent decay]; measured Eα, T_1/2. ^261,262Rf(SF); measured fission fragment energies.

doi: 10.1140/epja/i2002-10163-0
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2002DU21      Nature(London) 418, 859 (2002)

Ch.E.Dullmann, W.Bruchle, R.Dressler, K.Eberhardt, B.Eichler, R.Eichler, H.W.Gaggeler, T.N.Ginter, F.Glaus, K.E.Gregorich, D.C.Hoffman, E.Jager, D.T.Jost, U.W.Kirbach, D.M.Lee, H.Nitsche, J.B.Patin, V.Pershina, D.Piguet, Z.Qin, M.Schadel, B.Schausten, E.Schimpf, H.-J.Schott, S.Soverna, R.Sudowe, P.Thorle, S.N.Timokhin, N.Trautmann, A.Turler, A.Vahle, G.Wirth, A.B.Yakushev, P.M.Zielinski

Chemical investigation of hassium (element 108)

RADIOACTIVITY ^269,270Hs, ^265,266Sg, ²⁶¹Rf(α) [from ²⁴⁸Cm(²⁶Mg, xn) and subsequent decay]; measured Eα. Chemical properties of hassium discussed.

doi: 10.1038/nature00980
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2002DU22      Nucl.Instrum.Methods Phys.Res. A479, 631 (2002)

Ch.E.Dullmann, B.Eichler, R.Eichler, H.W.Gaggeler, D.T.Jost, D.Piguet, A.Turler

IVO, a device for In situ Volatilization and On-line detection of products from heavy ion reactions

RADIOACTIVITY ^{197,197m,198,199m,200,201m}Po(α); ^172,173Os(α) [from ¹⁵⁶Dy(²²Ne, xn)]; ^183,184,185Hg(α) [from ¹⁶⁸Yb(²²Ne, xn)]; measured Eα, T_1/2.

NUCLEAR REACTIONS ¹⁵⁶Dy(²²Ne, 5n), (²²Ne, 6n), E=127 MeV; ¹⁶²Er(¹⁸O, 6n), (¹⁸O, 7n), E=116 MeV; measured radiochemical yields.

doi: 10.1016/S0168-9002(01)00898-1
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2000EI02      Nucl.Phys. A675, 249c (2000)

R.A.Eichler

Search for Lepton Flavour Violation at PSI and HERA

doi: 10.1016/S0375-9474(00)00261-X
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2000EI05      Nature(London) 407, 63 (2000)

R.Eichler, W.Bruchle, R.Dressler, Ch.E.Dullmann, B.Eichler, H.W.Gaggeler, K.E.Gregorich, D.C.Hoffman, S.Hubener, D.T.Jost, U.W.Kirbach, C.A.Laue, V.M.Lavanchy, H.Nitsche, J.B.Patin, D.Piguet, M.Schadel, D.A.Shaughnessy, D.A.Strellis, S.Taut, L.Tobler, Y.S.Tsyganov, A.Turler, A.Vahle, P.A.Wilk, A.B.Yakushev

Chemical characterization of bohrium (element 107)

NUCLEAR REACTIONS ²⁴⁹Bk(²²Ne, 4n), E=119 MeV; measured radiochemical yield; deduced chemical properties.

doi: 10.1038/35024044
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2000WI15      Phys.Rev.Lett. 85, 2697 (2000)

P.A.Wilk, K.E.Gregorich, A.Turler, C.A.Laue, R.Eichler, V.Ninov, J.L.Adams, U.W.Kirbach, M.R.Lane, D.M.Lee, J.B.Patin, D.A.Shaughnessy, D.A.Strellis, H.Nitsche, D.C.Hoffman

Evidence for New Isotopes of Element 107: ²⁶⁶Bh and ²⁶⁷Bh

NUCLEAR REACTIONS ²⁴⁹Bk(²²Ne, 4n), (²²Ne, 5n), E ≈ 117, 123 MeV; measured α spectra, αα-coin following residual nucleus decay; deduced production σ.

RADIOACTIVITY ^266,267Bh(α) [from ²⁴⁹Bk(²²Ne, xn)]; measured Eα, T_1/2.

doi: 10.1103/PhysRevLett.85.2697
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1999DR09      Phys.Rev. C59, 3433 (1999)

R.Dressler, B.Eichler, D.T.Jost, D.Piguet, A.Turler, Ch.Dullmann, R.Eichler, H.W.Gaggeler, M.Gartner, M.Schadel, S.Taut, A.B.Yakushev

Production of ²⁶²Db (Z = 105) in the Reaction ²⁴⁸Cm(¹⁹F, 5n)

NUCLEAR REACTIONS ²⁴⁸Cm(¹⁹F, 5n), E=106.5 MeV; measured production σ. Comparison with other reactions, model predictions.

doi: 10.1103/PhysRevC.59.3433
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1999TU04      Angew.Chem., Int.Ed.Eng. 38, 2212 (1999)

A.Turler, W.Bruchle, R.Dressler, B.Eichler, R.Eichler, H.W.Gaggeler, M.Gartner, J.-P.Glatz, K.E.Gregorich, S.Hubener, D.T.Jost, V.Ya.Lebedev, V.G.Pershina, M.Schadel, S.Taut, S.N.Timokhin, N.Trautmann, A.Vahle, A.B.Yakushev

First Measurement of a Thermochemical Property of a Seaborgium Compound

1984BE45      Nucl.Phys. A429, 381 (1984)

I.Beltrami, B.Aas, W.Beer, P.Ebersold, R.Eichler, P.F.A.Goudsmit, M.Guanziroli, Th.v.Ledebur, H.J.Leisi, W.Ruckstuhl, W.W.Sapp, G.Strassner, A.Vacchi, U.Kiebele, R.Weber

The Electron Screening Effect in Muonic ²⁸Si

ATOMIC PHYSICS, Mesic-Atoms ²⁸Si; measured muonic X-rays; deduced transition energies, electron screening effect, muon cascade.

doi: 10.1016/0375-9474(84)90687-0
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1982AA01      Nucl.Phys. A375, 405 (1982)

B.Aas, W.Beer, I.Beltrami, P.Ebersold, R.Eichler, Th.V.Ledebur, H.J.Leisi, W.Ruckstuhl, W.W.Sapp, A.Vacchi, J.Kern, J.-A.Pinston, W.Schwitz, R.Weber

Vacuum Polarization Test and Search for Muon-Hadron Interactions from Muonic X-Rays: Crystal-spectrometer experiments

ATOMIC PHYSICS, Mesic-Atoms ²⁴Mg, ²⁸Si, ³¹P; measured muonic X-rays, transition wave lengths; deduced vacuum polarization shift, muon-nucleon interaction limits, muon mass.

doi: 10.1016/0375-9474(82)90021-5
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1982AA02      Nucl.Phys. A375, 439 (1982)

B.Aas, R.Eichler, H.J.Leisi

Transition Wavelengths of Muonic X-Rays of Magnesium, Silicon and Phosphorus

ATOMIC PHYSICS, Mesic-Atoms ²⁴Mg, ²⁸Si, ³¹P; calculated muonic transition wavelengths. Quantum electrodynamics.

doi: 10.1016/0375-9474(82)90022-7
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1979AA02      Nucl.Phys. A329, 450 (1979)

B.Aas, W.Beer, I.Beltrami, K.Bongardt, P.Ebersold, R.Eichler, Th. V. Ledebur, H.J.Leisi, W.W.Sapp, J.-A.Pinston, J.Kern, R.Lanners, W.Schwitz

Crystal-Spectrometer Measurement of the 3d-2p X-Ray Transition in Muonic ³¹P

ATOMIC PHYSICS, Mesic-Atoms ³¹P; measured wavelength of 3d-2p muonic X-ray transition; deduced muon-hadron anomalous interaction limit.

doi: 10.1016/0375-9474(79)90386-5
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1978EB01      Nucl.Phys. A296, 493 (1978)

P.Ebersold, B.Aas, W.Dey, R.Eichler, H.J.Leisi, W.W.Sapp, F.Scheck

Monopole and Quadrupole Strong Interaction Effects in Pionic Atoms of ¹⁷⁵Lu and ¹⁶⁵Ho

NUCLEAR MOMENTS ¹⁶⁵Ho; measured quadrupole moment. Generalized moments of neutron distribution.

ATOMIC PHYSICS, Mesic-Atoms ¹⁷⁵Lu, ¹⁶⁵Ho(π^-, X-ray); measured pionic X-rays; deduced monopole, quadrupole interactions, strong-interaction contribution.

doi: 10.1016/0375-9474(78)90087-8
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1976RA25      Helv.Phys.Acta 49, 645 (1976)

A.Raemy, W.Beer, J.-C.Dousse, R.Eichler, J.Kern, T.von Ledebur, W.Schwitz

Dispositif pour la Mesure de Reactions (n, γ) a l'Aide d'un Spectrometre a Cristal Incurve

NUCLEAR REACTIONS ^191,193Ir(n, γ); measured Eγ. ^192,194Ir deduced transitions.

1975EB06      Phys.Lett. 58B, 428 (1975)

P.Ebersold, B.Aas, W.Dey, R.Eichler, H.J.Leisi, W.W.Sapp, H.K.Walter

Observation of Nuclear Rotational Spectra in Pion Capture on ¹⁶⁵Ho and ¹⁷⁵Lu

NUCLEAR REACTIONS ¹⁶⁵Ho, ¹⁷⁵Lu(π^-, xn), X=1, 3, 5, 7, 9, 11, E ≈ 0; measured Eγ, Iγ/pion capture. ^{154,156,158,160,162,164}Dy deduced transitions.

doi: 10.1016/0370-2693(75)90580-8
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1974EB03      Phys.Lett. 53B, 48 (1974)

P.Ebersold, B.Aas, W.Dey, R.Eichler, J.Hartmann, H.J.Leisi, W.W.Sapp

Spectroscopic Quadrupole Moment of Holmium from Pionic X-Ray Measurement

NUCLEAR MOMENTS, Mesic-Atoms ¹⁶⁵Ho; measured E(X-ray) in pionic Ho; deduced quadrupole moment.

doi: 10.1016/0370-2693(74)90340-2
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Note: The following list of authors and aliases matches the search parameter R.Eichler: , R.A.EICHLER