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Dive into the research topics where Petteri Nieminen is active.

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Featured researches published by Petteri Nieminen.


Archive | 2003

Spectroscopy of very neutron-deficient 187,189Bi isotopes

A. Hürstel; F. Becker; E. Bouchez; K. Hauschild; W. Korten; Y. Le Coz; M. Rejmund; Ch. Theisen; A. N. Andreyev; P. A. Butler; P. T. Greenlees; P. M. Jones; R. Julin; S. Juutinen; H. Kankaanpää; A. Keenan; H. Kettunen; P. Kuusiniemi; M. Leino; M. Muikku; Petteri Nieminen; P. Rahkila; A. Savelius; J. Uusitalo

Shape coexistence is well known to occur in nuclei, in particular near closed shells [1], where particle-hole excitations across the shell gap can create deformed intruder states. In the neutron-deficient lead isotopes (Z = 82), deformed structures appear at low excitation energy. The isotope 188Pb [2] shows for example a triple shape coexistence with oblate and prolate excited 0+ states that compete with the spherical ground state. The study of the odd-proton single-particle excitations in Bi isotopes allows to obtain information on the orbitals involved in the different shapes observed in this mass region.


Physical Review C | 2000

First observation of excited states in 182Pb

D. G. Jenkins; M. Muikku; P. T. Greenlees; K. Hauschild; K. Helariutta; P. M. Jones; R. Julin; S. Juutinen; H. Kankaanpää; N. S. Kelsall; Henrik Kettunen; P. Kuusiniemi; M. Leino; C. F. Moore; Petteri Nieminen; C.D. O'Leary; R. D. Page; P. Rakhila; W. Reviol; M. J. Taylor; J. Uusitalo; R. Wadsworth


Physical Review C | 2004

Decay studies of 170,171 Au , 171 173 Hg , and 176 Tl

Henrik Kettunen; T. Enqvist; T. Grahn; P. T. Greenlees; Peter Graham Jones; R. Julin; S. Juutinen; A. Keenan; P. Kuusiniemi; M. Leino; A.-P. Leppänen; Petteri Nieminen; J. Pakarinen; P. Rahkila; J. Uusitalo


Physical Review Letters | 2001

Isomer Spectroscopy in 90216Th126 and the Magicity of 92218U126

K. Hauschild; M. Rejmund; H. Grawe; E. Caurier; F. Nowacki; F. Becker; Yannick L. Le Coz; W. Korten; J. Döring; M. Gorska; Karen Schmidt; O. Dorvaux; K. Helariutta; Peter Graham Jones; R. Julin; S. Juutinen; Henrik Kettunen; M. Leino; M. Muikku; Petteri Nieminen; P. Rahkila; J. Uusitalo; F. Azaiez; M. Belleguic


Acta Physica Polonica B | 2001

Characteristics of Segmented Super Clover Detector in Close Geometry Decay Measurements

P. Rahkila; T. Grahn; Kari J. Eskola; J. Gerl; P. T. Greenlees; P. M. Jones; D. T. Joss; R. Julin; S. Juutinen; H. Kankaanpaeae; A. Keenan; Henrik Kettunen; I. Kojouharov; P. Kuusiniemi; M. Leino; A. Melarangi; C. F. Moore; M. Muikku; Petteri Nieminen; R. D. Page; C. Scholey; J. Uusitalo


Acta Physica Polonica B | 2001

Towards Higher Sensitivity at the RITU Focal Plane

Henrik Kettunen; P. T. Greenlees; K. Helariutta; P. M. Jones; R. Julin; S. Juutinen; P. Kuusiniemi; M. Leino; M. Muikku; Petteri Nieminen; J. Uusitalo


Acta Physica Polonica B | 2001

Studies of 225,226U Alpha Decay Chains

P. Kuusiniemi; J. F. C. Cocks; Kari J. Eskola; P. T. Greenlees; K. Helariutta; P. M. Jones; R. Julin; S. Juutinen; H. Kankaanpaeae; A. Keenan; Henrik Kettunen; M. Leino; M. Muikku; Petteri Nieminen; P. Rahkila; J. Uusitalo


Acta Physica Polonica B | 2001

Gamma-Ray Spectroscopy of 191,193Bi

Petteri Nieminen; J. F. C. Cocks; O. Dorvaux; P. T. Greenlees; K. Helariutta; P. M. Jones; R. Julin; S. Juutinen; H. Kankaanpaeae; Henrik Kettunen; P. Kuusiniemi; M. Leino; M. Muikku; P. Rahkila; A. Savelius; J. Uusitalo; A. N. Andreyev; F. Becker; Kari J. Eskola; K. Hauschild; M. Houry; Mark Huyse; W. Korten; Yannick L. Le Coz; R. Lucas; T. Loennroth; Ch. Theisen; K. Van de Vel; Piet Van Duppen; N. Amzal


Physical Review C | 2000

First observation of excited states in the neutron deficient nuclei 164Os and 166Os

S. L. King; R. D. Page; John J. Simpson; A. Keenan; N. Amzal; A. J. C. Chewter; J. F. C. Cocks; D. M. Cullen; O. Dorvaux; P. T. Greenlees; K. Helariutta; Peter Graham Jones; D. T. Joss; R. Julin; S. Juutinen; H. Kankaanpää; Henrik Kettunen; P. Kuusiniemi; M. Leino; R. C. Lemmon; M. Muikku; Petteri Nieminen; A. Savelius; S. L. Shepherd; M. B. Smith; M. J. Taylor; J. Uusitalo


Physical Review C | 2004

Decay studies of Au170,171, Hg171173, and Tl176

Henrik Kettunen; T. Enqvist; T. Grahn; P. T. Greenlees; Peter Graham Jones; R. Julin; S. Juutinen; A. Keenan; P. Kuusiniemi; M. Leino; A.-P. Leppänen; Petteri Nieminen; J. Pakarinen; P. Rahkila; J. Uusitalo

Collaboration


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R. Julin

University of Jyväskylä

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Henrik Kettunen

University of Jyväskylä

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M. Leino

University of Jyväskylä

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S. Juutinen

Istituto Nazionale di Fisica Nucleare

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M. Muikku

University of Jyväskylä

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P. T. Greenlees

University of Jyväskylä

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P. Rahkila

University of Jyväskylä

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K. Helariutta

University of Jyväskylä

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