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• What did Gustav Kirchhoff contribute to the understanding of black-body radiation?

• What did Gustav Kirchhoff contribute to the understanding of spectroscopy?

• When and where was Gustav Kirchhoff born?

• What awards did Gustav Kirchhoff receive?

• What did Gustav Kirchhoff contribute to the understanding of electrical circuits?

• Who did Gustav Kirchhoff collaborate with in spectroscopic work?

• What elements did Gustav Kirchhoff identify in the Sun?

• What did Gustav Kirchhoff contribute to the field of spectroscopy?