Summary: A&A manuscript no.
(will be inserted by hand later)
Your thesaurus codes are:
09(06.03.1; 06.15.1; 03.13.2; 03.13.6; 02.23.1)
ASTRONOMY
AND
ASTROPHYSICS
April 14, 1999
Exploring the dynamical nature of the lower solar
chromosphere
J.G. Doyle 1 , G.H.J. van den Oord 2 , E. O'Shea 1;3 , and D. Banerjee 1
1 Armagh Observatory, College Hill, Armagh BT61 9DG, N. Ireland; e­mails: jgd@star.arm.ac.uk, dipu@star.arm.ac.uk
2 Sterrekundig Instituut, P.O. Box 80.000, 3508 TA Utrecht, The Netherlands; e­mail: oord@astro.uu.nl
3 Dept. of Pure & Applied Phys., Queens University Belfast, Belfast BT7 1NN, N. Ireland email: E.Oshea@qub.ac.uk
Received date:April 14, 1999, accepted date:
Abstract. We examine spectral time­series of two lower­
chromospheric lines (N i 1319 š A and C ii 1335 š A) observed
with the SUMER instrument on the SOHO spacecraft.
We point out differences between (intensity and velocity)
power spectra of network and internetwork regions and ar­

Source: Armagh Observatory

Collections: Physics