Researcher
Lars Thomas Hackman
University of Helsinki
Statistics
51 papers found
All papers authored by Lars Thomas Hackman
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J. J. Lehtinen,
M. J. Käpylä,
N. Olspert,
M. Viviani,
J. Warnecke
Shapes of stellar activity cycles
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L. Arppe,
T. Hackman ,
S. Helama ,
G. Kovaltsov,
K. Mielikäinen,
H. Mäkinen ,
P. Nöjd,
V. Palonen,
I. Usoskin,
M. Oinonen
Author Correction: Solar superstorm of AD 774 recorded subannually by Arctic tree rings
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T. Hackman ,
G. W. Henry,
L. Immonen,
P. Kajatkari,
J. Lankinen,
J. Lehtinen,
S. Monira,
S. Nikbakhsh,
A. Viitanen,
J. Viuho,
T. Willamo
Time-series analysis of long-term photometry of BM Canum Venaticorum
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J. Lehtinen
Magnetic fields of young solar twins
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J. Lehtinen,
L. Rosén,
O. Kochukhov,
M. J. Käpylä
Zeeman-Doppler imaging of active young solar-type stars
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T. Hackman ,
P. Kajatkari,
G. W. Henry
Activity trends in young solar-type stars
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M. J. Käpylä ,
I. Ilyin,
O. Kochukhov,
N. Piskunov
Doppler imaging of LQ Hydrae for 1998–2002
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E. Cole,
T. Hackman ,
G. W. Henry,
S.-L. Joutsiniemi,
J. Lehtinen,
V. Mäkelä,
S. Porceddu,
K. Ryynänen,
V. Solea
Periodicity in some light curves of the solar analogue V352 Canis Majoris
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L. Jetsu ,
J. Lehtinen,
G. W. Henry
Spot activity of the RS Canum Venaticorum starσGeminorum
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M. J. Mantere,
H. Korhonen,
I. Ilyin,
O. Kochukhov,
N. Piskunov
Doppler images of DI Piscium during 2004-2006
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