Publikationen von U. Schühle
Alle Typen
Zeitschriftenartikel (153)
121.
Zeitschriftenartikel
87, S. 315 - 318 (1999)
Coronal Holes Properties Observed with SUMER. Space Science Reviews 122.
Zeitschriftenartikel
264, S. 53 - 61 (1999)
Coronal holes versus normal quiet Sun observed with SUMER. Astrophysics and Space Science 123.
Zeitschriftenartikel
24, S. 229 - 232 (1999)
Solar irradiances of UV and EUV lines during the minimum of the sunspot activity in 1996. Advances in Space Research 124.
Zeitschriftenartikel
352, S. 321 - 326 (1999)
The solar ultraviolet spectrum from 1200 Å to 1560 Å: A radiometric comparison between SUMER/SOHO and SOLSTICE/UARS. Astronomy and Astrophysics 125.
Zeitschriftenartikel
505, S. 957 - 973 (1998)
SUMER measurements of nonthermal motions: Constraints on coronal heating mechanisms. Astrophysical Journal 126.
Zeitschriftenartikel
497, S. L109 - L112 (1998)
Photospheric magnetic field changes associated with transition region explosive events. Astrophysical Journal 127.
Zeitschriftenartikel
504, S. L123 - L126 (1998)
Chromospheric upflow events associated with transition region explosive events. Astrophysical Journal 128.
Zeitschriftenartikel
507, S. 991 - 996 (1998)
The electron pressure in the solar lower transition region determined from O V and Si III density-sensitive line ratios. Astrophysical Journal 129.
Zeitschriftenartikel
504, S. 573 - 587 (1998)
The Si/Ne abundance ratio in polar coronal hole and quiet-Sun coronal regions. Astrophysical Journal 130.
Zeitschriftenartikel
503, S. 467 - 474 (1998)
High-temperature lines in SUMER spectra recorded above a bright solar active region. Astrophysical Journal 131.
Zeitschriftenartikel
505, S. 999 - 1006 (1998)
The coronal composition above the solar equator and the north pole as determined from spectra acquired by the SUMER instrument on SOHO. Astrophysical Journal 132.
Zeitschriftenartikel
35, S. 671 - 675 (1998)
Solar radiometry with the telescope and vacuum-ultraviolet spectrometer SUMER on the Solar and Heliospheric Observatory (SOHO). Metrologia 133.
Zeitschriftenartikel
502, S. 981 - 996 (1998)
Evidence in support of the ``nanoflare'' picture of coronal heating from SUMER data. Astrophysical Journal 134.
Zeitschriftenartikel
334, S. 1095 - 1098 (1998)
Solar H I Lyman α full disk profile obtained with the SUMER/SOHO spectrometer. Astronomy and Astrophysics 135.
Zeitschriftenartikel
7, S. 249 - 255 (1998)
Observations of the solar atmosphere from the Solar and Heliospheric Observatory (SOHO). Journal of X-Ray Science and Technology 136.
Zeitschriftenartikel
37, S. 2646 - 2652 (1998)
Radiometric calibration tracking of the vacuum-ultraviolet spectrometer SUMER during the first year of the SOHO mission. Applied Optics 137.
Zeitschriftenartikel
334, S. 685 - 702 (1998)
Solar irradiances and radiances of UV and EUV lines during the minimum of the sunspot activity in 1996. Astronomy and Astrophysics 138.
Zeitschriftenartikel
126, S. 281 - 296 (1997)
The solar disk spectrum between 660 and 1175 Å (first order) obtained by SUMER on SOHO. Astron. Astrophys. Suppl. Ser. 139.
Zeitschriftenartikel
477, S. L119 - L122 (1997)
Determination of the formation temperature of Si IV in the solar transition region. Astrophysical Journal 140.
Zeitschriftenartikel
482, S. L109 - L112 (1997)
Electron densities in the solar polar coronal holes from density-sensitive line ratios of Si VIII and S X. Astrophysical Journal