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Updated: Aug 14, 2026

07:18
Experimental System of Solar Adsorption Refrigeration with Concentrated Collector
Published on: October 18, 2017
Agua en el sol
L Wallace1, P Bernath, W Livingston
1Kitt Peak National Observatory, National Optical Astronomy Observatories, Tucson, AZ 85726, USA.
Resumen
Los científicos analizaron los espectros infrarrojos de las manchas solares, identificando numerosas líneas de absorción de agua solar. Estas líneas corresponden a las transiciones de agua caliente, confirmadas por espectros de laboratorio.
Área de la Ciencia:
- La astronomía y la astrofísica.
- La espectroscopia es una técnica de espectroscopia.
- Ciencias de la atmósfera Ciencias atmosféricas.
Sus antecedentes:
- Las sombras de manchas solares son regiones de intensa actividad magnética en la superficie del Sol.
- Comprender la composición de la atmósfera solar requiere un análisis espectral detallado.
- El vapor de agua es una molécula clave en varios entornos astrofísicos.
Objetivo del estudio:
- Para investigar la presencia y las transiciones de las moléculas de agua en las manchas solares.
- Para identificar características específicas de absorción de agua en los espectros solares infrarrojos de alta resolución.
- Para caracterizar la naturaleza de estas líneas de agua utilizando datos de laboratorio.
Principales métodos:
- Adquisición de espectros infrarrojos de alta resolución utilizando un espectrómetro de transformación de Fourier de 1 metro en el Pico Kitt.
- Análisis de los espectros solares para detectar las características de absorción.
- Comparación de líneas de agua solares observadas con espectros de emisión de agua de laboratorio a alta temperatura.
Principales resultados:
- Se detectó un número significativo de características de absorción de agua en los espectros de las manchas solares.
- Estas características fueron asignadas con éxito a la rotación pura y a las transiciones de rotación-vibración del agua caliente.
- Las asignaciones fueron validadas mediante el emparejamiento con espectros de agua generados en laboratorio a temperaturas elevadas.
Conclusiones:
- El estudio confirma la presencia de moléculas de agua caliente dentro de las sombras de manchas solares.
- La espectroscopia infrarroja de alta resolución es una herramienta poderosa para identificar moléculas en las características solares.
- Los hallazgos contribuyen a nuestra comprensión de las condiciones químicas y físicas en la atmósfera solar.
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