Publications

2011

Magnetic and quadrupole moments of neutron deficient 58-62Cu isotopes
P. Vingerhoets, K.T. Flanagan, J. Billowes, M.L. Bissell, K. Blaum, B. Cheal, M. De Rydt, D.H. Forest, Ch. Geppert, M. Honma, M. Kowalska, J. Krämer, K. Kreim, A. Krieger, R. Neugart, G. Neyens, W. Nörtershäuser, J. Papuga, T.J. Procter, M.M. Rajabali, R. Sánchez, H.H. Stroke, D.T. Yordanov
PHYSICS LETTERS B 703 : 34-39 JUL 2011

Ground-state spins and moments of 72,74,76,78Ga nuclei
E. Mané, B. Cheal, J. Billowes, M.L. Bissell, K. Blaum, F.C. Charlwood, K.T. Flanagan, D.H. Forest, Ch. Geppert, M. Kowalska, A. Krieger, J. Krämer, I.D. Moore, R. Neugart, G. Neyens, W. Nörtershäuser, M.M. Rajabali, R. Sánchez, M. Schug, H.H. Stroke, P. Vingerhoets, D.T. Yordanov, M. Žáková
PHYSICAL REVIEW C 82: Art. No. 064311 DEC 2010

Collinear laser spectroscopy of reverse-extracted bunched beams at TRIUMF
E.Mané, J.A. Behr, J. Billowes, T. Brunner, M. Brodeur, F. Buchinger, J.E. Crawford, J. Dilling, S. Ettenauer, C.D.P. Levy,
A. Voss, M.R. Pearson
HYPERFINE INTERACTIONS 199: 357-363 APR 2011

Early onset of ground state deformation in neutron deficient polonium isotopes
T. E. Cocolios, W. Dexters, M. D. Seliverstov, A. N. Andreyev, S. Antalic, A. E. Barzakh, B. Bastin, J. Büscher, I. G. Darby, D. V. Fedorov, V. N. Fedosseyev, K. T. Flanagan, S. Franchoo, S. Fritzsche, G. Huber, M. Huyse, M. Keupers, U. Köster, Yu. Kudryavtsev, E. Mané, 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, and P.-H. Heenen
PHYSICAL REVIEW LETTERS 106, 052503 FEB 2011

Nuclear charge radii and electromagnetic moments of radioactive scandium isotopes and isomers
M. Avgoulea, Yu.P. Gangrsky, K.P. Marinova, S.G. Zemlyanoi, S. Fritzsche, D. Iablonskyi, C. Barbieri, E.C. Simpson, P.D. Stevenson, J. Billowes, P. Campbell, B. Cheal, B. Tordoff, M.L. Bissell, D.H. Forest, M.D. Gardner, G. Tungate, J. Huikari, A. Nieminen, H. Pentillä, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 38 (2) : 025104 JAN 2011

2010

Nuclear spins, magentic moments and quadrupole moments of Cu isotopes from N=28 to N=46: probes for core polarization effects
P. Vingerhoets, K.T. Flanagan, M. Avgoulea, J. Billowes, M.L. Bissell, K. Blaum, B.A. Brown, B. Cheal, M. De Rydt, D.H. Forest, Ch. Geppert, M. Honma, M. Kowalska, J. Krämer, A. Krieger, E. Mané, R. Neugart, G. Neyens, W. Nörtershäuser, T. Otsuka, M. Schug, H.H. Stroke, G. Tungate, D.T. Yordanov
PHYSICAL REVIEW C 82: Art. No. 064311 DEC 2010

Discovery of a long-lived low-lying isomeric state in 80Ga
B.Cheal, J. Billowes, M.L. Bissell, K. Blaum, F.C. Charlwood, K.T. Flanagan, D.H. Forest, S. Frtizsche, Ch. Geppert, A. Jokinen, M. Kowalska, A. Krieger, J. Krämer, E. Mané, I.D. Moore, R. Neugart, G. Neyens, W. Nörtershäuser, M.M. Rajabali, M. Schug, H.H. Stroke, P. Vingerhoets, D.T. Yordanov, M. Žáková
PHYSICAL REVIEW C 82: Art. No. 051302(R) NOV 2010

Structure of 191Pb from α- and β- decay spectroscopy
T.E. Cocolios, A.N. Andreyev, S. Antalic, A. Barzakh, B. Bastin, J. Büscher, I.G. Darby, W Dexters, D.V. Fedorov, V.N. Fedosseev, K.T. Flanagan, S. Franchoo, G. Huber, M. Huyse, M. Keupers, U. Köster, Yu. Kudryavtsev, E. Mané, B.A. Marsh, P. Molkanov, R.D. Page, M.D. Seliverstov, A.M. Sjoedin, I. Stefan, J. Van de Walle, P. Van Duppen, M. Venhart, S. Zemlyanoy
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 37 (12) : 125103 NOV 2010

Experimental determination of an Iπ = 2- ground state in 72,74Cu
K.T. Flanagan, P. Vingerhoets, M.L. Bissell, K. Blaum, B.A. Brown, B. Cheal, M. De Rydt, D.H. Forest, Ch. Geppert, M. Honma, M. Kowalska, J. Krämer, A. Krieger, E. Mané, R. Neugart, G. Neyens, W. Nörtershäuser, M. Schug, H.H. Stroke, D.T. Yordanov
PHYSICAL REVIEW C 82: Art. No. 041302(R) OCT 2010

Progress in laser spectroscopy at radioactive ion beam facilities
B. Cheal, K.T. Flanagan
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 37 (11) : 113101 SEP 2010

Nuclear spin determination of 100mY by collinear laser spectroscopy of optically pumped ions
K. Baczynska, J. Billowes, P. Campbell, F.C. Charlwood, B. Cheal, T. Eronen, D.H. Forest, A. Jokinen, T. Kessler, I.D. Moore, M. Rüffer, G. Tungate, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 37 (10) : 105103 JUL 2010

MATS and LaSpec: High-precision experiments using ion traps and lasers at FAIR
D. Rodríguez, K. Blaum, W. Nörtershäuser, M. Ahammed, A. Algora, G. Audi, J. Äystö, D. Beck, M. Bender, J. Billowes, M. Block, C. Böhm, G. Bollen, M. Brodeur, T. Brunner, B.A. Bushaw, R.B. Cakirli, P. Campbell, D. Cano-Ott, G. Cortés, J.R. Crespo López-Urrutia, P. Das, A. Dax, A. De, P. Delheij, T. Dickel, J. Dilling, K. Eberhardt, S. Eliseev, S. Ettenauer, K.T. Flanagan, R. Ferrer, J.-E. García-Ramos, E. Gartzke, H. Geissel, S. George, C. Geppert, M.B. Gómez-Hornillos, Y. Gusev, D. Habs, P.-H. Heenen, S. Heinz, F. Herfurth, A. Herlert, M. Hobein, G. Huber, M. Huyse, C. Jesch, A. Jokinen, O. Kester, J. Ketelaer, V. Kolhinen, I. Koudriavtsev, M. Kowalska, J. Krämer, S. Kreim, A. Krieger, T. Kühl, A.M. Lallena, A. Lapierre, F. Le Blanc, Y.A. Litvinov, D. Lunney, T. Martínez, G. Marx, M. Matos, E. Minaya-Ramirez, I. Moore, S. Nagy, S. Naimi, D. Neidherr, D. Nesterenko, G. Neyens, Y.N. Novikov, M. Petrick, W.R. Plaβ, A. Popov, W. Quint, A. Ray, P.-G. Reinhard, J. Repp, C. Roux, B. Rubio, R. Sánchez, B. Schabinger, C. Scheidenberger, D. Schneider, R. Schuch, S. Schwarz, L. Schweikhard, M. Seliverstov, A. Solders, M. Suhonen, J. Szerypo, J.L. Taín, P.G. Thirolf, J. Ullrich, P. Van Duppen, A. Vasiliev, G. Vorobjev, C. Weber, K. Wendt, M. Winkler, D. Yordanov, F. Ziegler
EUROPEAN PHYSICAL JOURNAL SPECIAL TOPICS 183 : 1-123 JUL 2010

Nuclear Spins and Moments of Ga Isotopes Reveal Sudden Structural Changes between N=40 and N=50
B. Cheal, E. Mané, J. Billowes, M. L. Bissell, K. Blaum, B.A. Brown, F.C. Charlwood, K. T. Flanagan, D. H. Forest, C. Geppert, M. Honma, A. Jokinen, M. Kowalska, A. Krieger, J. Krämer, I.D. Moore, R. Neugart, G. Neyens, W. Nörtershäuser, M. Schug, H. H. Stroke, P. Vingerhoets, D. T. Yordanov, M. Žaková
PHYSICAL REVIEW LETTERS 104, 252502 JUN 25 2010

Ground state properties of manganese isotopes across the N=28 shell closure
F.C. Charlwood, J. Billowes, P. Campbell, B. Cheal, T. Eronen, D.H. Forest, S. Fritzsche, M. Honma, A. Jokinen, I.D. Moore, H. Penttilä, R. Powis, A. Saastamoinen, G. Tungate, J. Äystö
PHYSICS LETTERS B 690 (4): 346-351 JUN 28 2010

Status of the LASER-IGISOL collaboration at the University of Jyväskylä
F.C. Charlwood, K. Baczynska, J. Billowes, P. Campbell, B. Cheal, T. Eronen, D.H. Forest, T. Kessler, I.D. Moore, R. Powis, M. Reponen, M. Rüffer, G. Tungate, J. Äystö
HYPERFINE INTERACTIONS 196: 143-150 JAN 2010

2009

An ion beam cooler-buncher for high-sensitivity collinear laser spectroscopy at ISOLDE
E. Mané, J. Billowes, K. Blaum, P. Campbell, B. Cheal, P. Delahaye, K.T. Flanagan, D.H. Forest, H. Franberg, C. Geppert,
T. Giles, A. Jokinen, M. Kowalska, R. Neugart, G. Neyens, W. Nörtershäuser, I. Podadera, G. Tungate, P. Vingerhoets,
D.T. Yordanov
EUROPEAN PHYSICAL JOURNAL A 42 : 503-507 DEC 2009

Nuclear Spins and Magnetic Moments of 71,73,75Cu: Inversion of π2p3/2 and νf5/2 Levels in 75Cu
K. T. Flanagan, P. Vingerhoets, M. Avgoulea, J. Billowes, M. L. Bissell, K. Blaum, B. Cheal, M. De Rydt, V. N. Fedosseev, D. H. Forest, Ch. Geppert, U. Köster, M. Kowalska, J. Krämer, K. L. Kratz, A. Krieger, E. Mané, B. A. Marsh, T. Materna, L. Mathieu, P. L. Molkanov, R. Neugart, G. Neyens, W. Nörtershäuser, M. D. Seliverstov, O. Serot, M. Schug, M. A. Sjoedin, J. R. Stone, N. J. Stone, H. H. Stroke, G. Tungate, D. T. Yordanov, Yu. M. Volkov
PHYSICAL REVIEW LETTERS 103, 142501 OCT 2 2009

Laser Spectroscopy of Niobium Fission Fragments: First Use of Optical Pumping
in an Ion Beam Cooler Buncher
B. Cheal, K. Baczynska, J. Billowes, P. Campbell, F.C. Charlwood, T. Eronen, D.H. Forest, A. Jokinen, T. Kessler, I.D. Moore, M. Reponen, S. Rothe, M. Rüffer, A. Saastamoinen, G. Tungate, J. Äystö
PHYSICAL REVIEW LETTERS 102, 222501 JUN 5 2009

Nuclear charge radii of molybdenum fission fragments
F.C. Charlwood, K. Baczynska, J. Billowes, P. Campbell, B. Cheal, T. Eronen, D.H. Forest, A. Jokinen, T. Kessler, I.D. Moore, H. Penttilä, R. Powis, M. Rüffer, A. Saastamoinen, G. Tungate, J. Äystö
PHYSICS LETTERS B 674 (1): 23-27 APR 6 2009

2008

Laser spectroscopy and the nature of the shape transition at N~60
B. Cheal, K. Baczynska, J. Billowes, M. L. Bissell, P. Campbell, T. Eronen, D.H. Forest, M.D. Gardner, A. Jokinen, T. Kessler, I.D. Moore, H. Penttilä, M. Rüffer, B. Tordoff, G. Tungate, J. Äystö
PROCEEDINGS OF THE FOURTH INTERNATIONAL CONFERENCE ON FISSION AND PROPERTIES OF NEUTRON-RICH NUCLEI 2007 - AUG 2008

Off-line commissioning of the ISOLDE cooler
H. Frånberg, P. Delahaye, J. Billowes, K. Blaum, R. Catherall, F. Duval, O Gianfrancesco, T. Giles, A. Jokinen, M. Lindroos, D. Lunney, E. Mane, I. Podadera
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 266: 4502-4504 JUN 2008

Upgrade and yields of the IGISOL facility
P. Karvonen, H. Pentillä, J. Äystö, J. Billowes, P.Campbell, V-V. Elomaa, U. Hager, J. Hakala, A. Jokinen, T. Kessler, A. Kankainen, I.D. Moore, K. Peräjärvi, S. Rahaman, S. Rinta-Anitla, J. Rissanen, J. Ronkainen, A. Saastamoinen, T. Sonoda, B. Tordoff, C. Weber
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 266: 4454-4459 JUN 2008

Laser spectroscopy at on-line isotope separators
J. Billowes
AIP Conference Proceedings 1012: 213-219 MAY 2008

Laser pumping of ions in a cooler buncher
B. Cheal, K. Baczynska, J. Billowes, P. Campbell, T. Eronen, D.H. Forest, T. Kessler, I.D. Moore, M. Rüffer, B. Tordoff, G. Tungate, J. Äystö
HYPERFINE INTERACTIONS 181 (1-3): 107-110 JAN 2008

2007

List developments at IGISOL
P. Karvonen, T. Sonoda, I.D. Moore, J. Billowes, A. Jokinen, T. Kessler, H. Pentillä, A. Popov, B. Tordoff, J. Äystö
EUROPEAN PHYSICAL JOURNAL SPECIAL TOPICS 150 : 283-284 NOV 2007

On the decrease in charge radii of multi-quasi particle isomers
M.L. Bissell, K.T. Flanagan, M.D. Gardner, M. Avgoulea, J. Billowes, P. Campbell, B. Cheal, T. Eronen, D.H. Forest, J. Huikari, A. Jokinen, I.D. Moore, A. Nieminen, H. Penttilä, S. Rinta-Antila, B. Tordoff, G. Tungate, J. Äystö
PHYSICS LETTERS B 645 (4): 330-334 FEB 15 2007

The shape transition in the neutron-rich yttrium isotopes and isomers
B. Cheal, M.D. Gardner, M. Avgoulea, J. Billowes, M.L. Bissell, P. Campbell, T. Eronen, K.T. Flanagan, D.H. Forest, J. Huikari, A. Jokinen, B.A. Marsh, I.D. Moore, A. Nieminen, H. Penttilä, S. Rinta-Antila, B. Tordoff, G. Tungate, J. Äystö
PHYSICS LETTERS B 645 (2-3): 133-137 FEB 8 2007

2006

Model independent determination of the spin of the Ta-180 naturally occurring isomer
M.L. Bissell, K. Baczynska, J. Billowes, P. Campbell, B. Cheal, T. Eronen, D.H. Forest, M.D. Gardner, I.D. Moore, B. Tordoff, G. Tungate, J. Äystö
PHYSICAL REVIEW C 74 (4): Art. No. 047301 OCT 2006

An ion guide for the production of a low energy beam of daughter products and alpha-emitters
B. Tordoff, T. Eronen, V.V. Eloma, S. Gulick, U. Hager, P. Karvonen, T. Kessler, J. Lee, I. Moore, A. Popov, S. Rahaman, S. Rinta-Antila, T. Sonoda, J. Äystö
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 252: 347-353 OCT 2006

Resonance ionization spectroscopy of bismuth at the IGISOL facility
I.D. Moore, T. Kessler, J. Äystö, J. Billowes, P. Campbell, B. Cheal, B. Tordoff, M.L. Bissel, G. Tungate
HYPERFINE INTERACTIONS 171 (1-3): 135-141 JUL 2006

Optical pumping in an RF cooler buncher
P. Campbell
HYPERFINE INTERACTIONS 171 (1-3): 143-148 JUL 2006

LaSpec at FAIR'S low energy beamline: A new perspective for laser spectroscopy of radioactive nuclei
W. Nortershauser, P. Campbell, LaSpec Collaboration
HYPERFINE INTERACTIONS 171 (1-3): 149-156 JUL 2006

Investigation of the low-lying isomer in Th-229 by collinear laser spectroscopy
B. Tordoff, J. Billowes, P. Campbell, B. Cheal, D.H. Forest, T. Kessler, J. Lee, I.D. Moore, A. Popov, G. Tungate, J. Äystö
HYPERFINE INTERACTIONS 171 (1-3): 197-201 JUL 2006

Nuclear charge radii and electromagnetic moments of scandium isotopes and isomers in the f(7/2) shell
Y. Gangrsky, K. Marinova, S. Zemlyanoi, M. Avgoulea, J. Billowes, P. Campbell, B. Cheal, B. Tordoff, M. Bissell, D.H. Forest, M. Gardner, G. Tungate, J. Huikari, H. Penttilä, J. Äystö
HYPERFINE INTERACTIONS 171 (1-3): 209-215 JUL 2006

Laser spectroscopy of stable Os isotopes
M. Avgoulea, M. Mahgoub, J. Billowes, P. Campbell, A. Ezwam, D.H. Forest, M. Gardner, J. Huikari, A. Jokinen, A. Nieminen, G. Tungate, J. Äystö
HYPERFINE INTERACTIONS 171 (1-3): 217-223 JUL 2006

Laser ion source development at IGISOL
I.D. Moore, J. Billowes, P. Campbell, T. Eronen, Ch. Geppert, A. Jokinen, P. Karvonen, T. Kessler, B. Marsh, A. Nieminen, H. Pentillä, S. Rinta-Antila, T. Sonoda, B. Tordoff, K. Wendt, J. Äystö
AIP Conference Proceedings 831: 511-513 APR 2006

2005

Laser ion source project at IGISOL
A. Nieminen, I.D. Moore, J. Billowes, P. Campbell, K.T. Flanagan, C. Geppert, J. Huikari, A. Jokinen, T. Kessler, B. Marsh, H. Penttilä, S. Rinta-Antila, B. Tordoff, K.D.A. Wendt, J. Äystö
HYPERFINE INTERACTIONS 162 (1-4): 39-43 2005

Laser spectroscopy programme at the Jyvaskyla IGISOL
J. Billowes
HYPERFINE INTERACTIONS 162 (1-4): 63-67 2005

A solid xenon catcher for rare isotope laser spectroscopy
A.E. Ezwam, J. Billowes
HYPERFINE INTERACTIONS 162 (1-4): 189-194 2005

Developments in laser spectroscopy at the Jyvaskyla IGISOL
J. Billowes
EUROPEAN PHYSICAL JOURNAL A 25: 187-191 Suppl. 1, 2005

Performance of IGISOL 3
H. Penttilä, J. Billowes, P. Campbell, P. Dendooven, V.V. Elomaa, T. Eronen, U. Hager, J. Hakala, J. Huikari, A. Jokinen, A. Kankainen, P. Karvonen, S. Kopecky, B. Marsh, I. Moore, A. Nieminen, A. Popov, S. Rinta-Antila, Y. Wang, J. Äystö
EUROPEAN PHYSICAL JOURNAL A 25: 745-747 Suppl. 1, 2005

Development of a laser ion source at IGISOL
I.D. Moore, A. Nieminen, J. Billowes, P. Campbell, C. Geppert, A. Jokinen, T. Kessler, B. Marsh, H. Penttilä, S. Rinta-Antila, B. Tordoff, K.D.A. Wendt, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 31 (10): S1499-S1502 Sp. Iss. SI, OCT 2005

Laser spectroscopy with cooled beams
J. Billowes
NUCLEAR PHYSICS A 752: 309C-316C APR 18 2005

2004

Nuclear charge radii of neutron deficient titanium isotopes Ti-44 and Ti-45
Y.P. Gangrsky, K.P. Marinova, S. Zemlyanoi, I.D. Moore, J. Billowes, P. Campbell, K.T. Flanagan, D.H. Forest, J.A.R. Griffith, J. Huikari, R. Moore, A. Nieminen, H. Thayer, G. Tungate, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 30 (9): 1089-1098 SEP 2004

2003

Collinear laser spectroscopy of neutron-rich cerium isotopes near the N=88 shape transition
B. Cheal, M. Avgoulea, J. Billowes, P. Campbell, K.T. Flanagan, D.H. Forest, M.D. Gardner, J. Huikari, B.A. Marsh, A. Nieminen, H.L. Thayer, G. Tungate, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 29 (11): 2479-2484 NOV 2003

Collinear laser spectroscopy of radioisotopes of zirconium
H.L. Thayer, J. Billowes, P. Campbell, P. Dendooven, K.T. Flanagan, D.H. Forest, J.A.R. Griffith, J. Huikari, A. Jokinen, R. Moore, A. Nieminen, G. Tungate, S. Zemlyanoi, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 29 (9): 2247-2262 SEP 2003

Laser spectroscopy of radioactive Ti, Zr and Hf isotopes and isomers at the JYFL laser-IGISOL facility
P. Campbell, J. Billowes, B. Cheal, K.T. Flanagan, D.H. Forest, Y.P. Gangrsky, J. Huikari, A. Jokinen, R. Moore, A. Nieminen, H.L. Thayer, G. Tungate, S. Zemlyanoi, J. Äystö
SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY 58 (6): 1069-1076 JUN 30 2003

Cooling and bunching of ion beams for collinear laser spectroscopy
A. Nieminen, P. Campbell, J. Billowes, D.H. Forest, J.A.R. Griffith, J. Huikari, A. Jokinen, I.D. Moore, R. Moore, G. Tungate, J. Äystö
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 204: 563-569 MAY 2003

2002

Laser spectroscopy of neutron deficient zirconium isotopes
D.H. Forest, J. Billowes, P. Campbell, P. Dendooven, K.T. Flanagan, J.A.R. Griffith, J. Huikari, A. Jokinen, R. Moore, A. Nieminen, H.L. Thayer, G. Tungate, S. Zemlyanoi, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 28 (12): L63-L68 DEC 2002

First results from laser spectroscopy on bunched radioactive beams from the JYFL ion-beam cooler
P. Campbell, A. Nieminen, J. Billowes, P. Dendooven, K.T. Flanagan, D.H. Forest, Y.P. Gangrsky, J.A.R. Griffith, J. Huikari, A. Jokinen, I.D. Moore, R. Moore, H.L. Thayer, G. Tungate, S.G. Zemlyanoi, J. Äystö
EUROPEAN PHYSICAL JOURNAL A 15 (1-2): 45-48 SEP-OCT 2002

Character of an 8(-) isomer of Ba-130
R. Moore, A.M. Bruce, P. Dendooven, J. Billowes, P. Campbell, A. Ezwam, K.T. Flanagan, D.H. Forest, J. Huikari, A. Jokinen, A. Nieminen, H.L. Thayer, G. Tungate, S. Zemlyanoi, J. Äystö
PHYSICS LETTERS B 547 (3-4): 200-204 NOV 7 2002

Laser spectroscopy of cooled zirconium fission fragments
P. Campbell, H.L. Thayer, J. Billowes, P. Dendooven, K.T. Flanagan, D.H. Forest, J.A.R. Griffith, J. Huikari, A. Jokinen, R. Moore, A. Nieminen, G. Tungate, S. Zemlyanoi, J. Äystö
PHYSICAL REVIEW LETTERS 89 (8): Art. No. 082501 AUG 19 2002

On-line ion cooling and bunching for collinear laser spectroscopy
A. Nieminen, P. Campbell, J. Billowes, D.H. Forest, J.A.R. Griffith, J. Huikari, A. Jokinen, I.D. Moore, R. Moore, G. Tungate, J. Äystö
PHYSICAL REVIEW LETTERS 88 (9): Art. No. 094801 MAR 4 2002

2001

Laser spectroscopy of radioisotopes and isomer
J. Billowes
NUCLEAR PHYSICS A 682: 206C-213C FEB 12 2001

2000

Laser spectroscopy of the bismuth isotopes
J. Billowes, P. Campbell
HYPERFINE INTERACTIONS 129 (1-4): 289-301 2000

Nuclear moments and charge radii of bismuth isotopes
M.R. Pearson, P. Campbell, K. Leerungnavarat, J. Billowes, I.S. Grant, M. Keim, J. Kilgallon, I.D. Moore, R. Neugart, M. Neuroth, S. Wilbert, ISOLDE Collaboration
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 26 (12): 1829-1848 DEC 2000

Progress of laser spectroscopy at the IGISOL
P. Campbell, J. Billowes, E.C.A. Cochrane, P. Dendooven, D.E. Evans, J.A.R. Griffith, J. Huikari, A. Jokinen, I.D. Moore, A. Nieminen, K. Perajarvi, G. Tungate, G. Yeandle, J. Äystö
HYPERFINE INTERACTIONS 127 (1-4): 83-90 2000

Resonance ionization spectroscopy of radioisotopes at the IGISOL facility, JYFL
G. Yeandle, J. Billowes, P. Campbell, P. Dendooven, K. Perajarvi, M.D. Seliverstov, G. Tungate, J. Äystö
HYPERFINE INTERACTIONS 127 (1-4): 91-94 2000

An ion beam cooler for collinear laser spectroscopy
A. Nieminen, J. Huikari, A. Jokinen, J. Äystö, J. Billowes, P. Campbell, E.C.A. Cochrane, EXOTRAPS Collaboration
HYPERFINE INTERACTIONS 127 (1-4): 507-510 2000

The use of the ion guide technique for collinear laser spectroscopy
J. Huikari, J. Billowes, P. Campbell, P. Dendooven, D.E. Evans, D.H. Forest, J.A.R. Griffith, A. Jokinen, V.S. Kolhinen, A. Nieminen, H. Penttila, K. Perajarvi, G. Tungate, J. Äystö
HYPERFINE INTERACTIONS 127 (1-4): 511-514 2000

Nuclear moments and charge radii of the Hf-171 ground state and isomer
G. Yeandle, J. Billowes, P. Campbell, E.C.A. Cochrane, P. Dendooven, D.E. Evans, J.A.R. Griffith, J. Huikari, A. Jokinen, I.D. Moore, A. Nieminen, K. Perajarvi, G. Tungate, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 26 (6): 839-847 JUN 2000

Performance of and possibilities at the Jyvaskyla ion guide isotope separator on-line facility
P. Dendooven, D.M. Benton, R. Beraud, J. Billowes, P. Campbell, G. Canchel, E. Chabanat, E.C.A. Cochrane, J.L. Cooke, T.G. Cooper, A. Emsallem, D.E. Evans, D.H. Forest, I.S. Grant, J.A.R. Griffith, A. Honkanen, M. Huhta, J. Huikari, A. Jokinen, J. Kilgallon, V.S. Kolhinen, G. Lhersonneau, J.M.G. Levins, A. Nieminen, S. Nummela, M. Oinonen, M.R. Pearson, H. Penttila, J.R. Persson, K. Perajarvi, D.S. Richardson, G. Tungate, J.C. Wang, P.D. Wheeler, G. Yeandle, L. Zybert, J. Äystö
CZECHOSLOVAK JOURNAL OF PHYSICS 50: 235-238 Part 2 Suppl. 1, 2000

Laser spectroscopy of radioisotopes and isomers at the IGISOL facility, Jyvaskyla
J. Billowes, P. Campbell, I.K.S. Grant, J.M.G. Levins, G. Yeandle, D.M. Benton, E.C.A. Cochrane, D.E. Evans, D.H. Forest, J.A.R. Griffith, D.S. Richardson, G. Tungate, P. Dendooven, A. Honkanen, M. Huhta, J. Huikari, A. Jokinen, A. Nieminen, M. Oinonen, H. Penttila, K. Perajarvi, J. Äystö
CZECHOSLOVAK JOURNAL OF PHYSICS 50: 249-252 Part 2 Suppl. 1, 2000

1999

First on-line laser spectroscopy of radioisotopes of a refractory element
J.M.G Levins, D.M. Benton, J. Billowes, P. Campbell, T.G. Cooper, P. Dendooven, D.E. Evans, D.H. Forest, I.S. Grant, J.A.R. Griffith, J. Huikari, A. Jokinen, K. Perajarvi, G. Tungate, G. Yeandle, J. Äystö
PHYSICAL REVIEW LETTERS 82 (12): 2476-2479 MAR 22 1999

1998

Laser spectroscopy probes the nucleus
J. Griffith, J. Billowes
PHYSICS WORLD 11 (10): 39-44 OCT 1998

1997

The isotope shift of Zr-90,Zr-91 by collinear ion-laser beam spectroscopy
P. Campbell, J. Billowes, I.S. Grant
JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS 30 (21): 4783-4790 NOV 14 1997

First measurement of radioisotopes by collinear laser spectroscopy at an ion-guide separator
J.L. Cooke, J. Billowes, P. Campbell, E.C.A. Cochrane, T.G. Cooper, P. Dendooven, D.E. Evans, J.A.R. Griffith, I.S. Grant, A. Honkanen, M. Huhta, J.M.G. Levins, M. Oinonen, M.R. Pearson, H. Penttila, J.R. Persson, D.S. Richardson, G. Tungate, P.D. Wheeler, L. Zybert, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 23 (11): L97-L102 NOV 1997

A thirty second isomer in Hf-171
P. Campbell, J. Billowes, E.C.A. Cochrane, J.L. Cooke, T.G. Cooper, P. Dendooven, D.E. Evans, I.S. Grant, J.A.R. Griffith, A. Honkanen, M. Huhta, M. Oinonen, M.R. Pearson, H. Penttila, J.R. Persson, D.S. Richardson, G. Tungate, P.D. Wheeler, L. Zybert, J. Äystö
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 23 (9): 1141-1143 SEP 1997

The quadrupole moment of Al-26
J.M.G. Levins, J. Billowes, P. Campbell, M.R. Pearson
JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS 23 (9): 1145-1149 SEP 1997

Detailed investigation of the beta-decay of the 9/2(+) ground state of Nb-99 to levels in Mo-99
G. Lhersonneau, B. Pfeiffer, J.R. Persson, J. Suhonen, J Toivanen, P. Campbell, P. Dendooven, A. Honkanen, M. Huhta, P.M. Jones, R. Julin, S. Juutinen, M. Oinonen, H. Penttila, K. Perajarvi, A. Savelius, W. Jicheng, J.C. Wang, J. Äystö
ZEITSCHRIFT FUR PHYSIK A-HADRONS AND NUCLEI 358(3): 317-327 AUG 1997

Quadrupole moments and mean square charge radii in the bismuth isotope chain
J. Kilgallon, M.R. Pearson, J. Billowes, P. Campbell, U. Georg, I.S. Grant, M. Keim, R. Neugart, M. Neuroth, S. Wilbert
PHYSICS LETTERS B 405 (1-2): 31-36 JUL 17 1997

The specific mass shift of the zinc atomic ground state
P. Campbell, J. Billowes, I.S. Grant
JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS 30 (10): 2351-2357 MAY 28 1997

First collinear laser spectroscopy measurements of radioisotopes from an IGISOL ion source
J. Billowes, P. Campbell, E.C.A. Cochrane, J.L. Cooke, P. Dendooven, D.E. Evans, I.S. Grant, J.A.R. Griffith, A. Honkanen, M. Huhta, J.M.G. Levins, E. Liukkonen, M. Oinonen, M.R. Pearson, H. Penttila, J.R. Persson, D.S. Richardson, G. Tungate, P.D. Wheeler, L. Zybert, J. Äystö
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS 126 (1-4): 416-418 APR 1997