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An umbral spectrum λλ 6812-6898 Å

Andersen, Bo Nyborg
Bok Engelsk 1977 · Vis mer

Sunspot umbral spectra in the regions 1925 to 2226 and 2392 to 3480 cm⁻¹ (2.87 to 4.18 and 4.48 to 5.35 μm [micrometre])

L. Wallace, K. Hinkle and W. Livingston
Bok Engelsk 2002 · Vis mer

Sunspot umbral spectra in the region 4000 to 8640 cm⁻¹ (1.16 to 2.50 μm [micrometre])

L. Wallace, K. Hinkle and W. Livingston
Bok Engelsk 2001 · Vis mer

An atlas of sunspot umbral spectra in the visible from 15,000 to 25,500 cm⁻¹ (33920 to 6664 Å)

L. Wallace and W. Livingston
Bok Engelsk 2000 · Vis mer

Structural and spectral studies of sunspots : annual report Semptember 1, 1970-September 1, 1971 : Grant NGR 39-005-066, Supplement No. 3

principal investigator: Arne A. Wyller
Bok Engelsk 1971 · Vis mer

An atlas of the sunspot spectrum from 470 to 1233 cm⁻¹ (8.1 to 21 μm) and the photospheric spectrum from 460 to 630 cm⁻¹ (16 to 22 μm)

L. Wallace, W. Livingston and P. Bernath
Bok Engelsk 1994 · Vis mer

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