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Christian Doppler
The Doppler Effect is the change of frequency of a wave that is getting closer to a source. It was named after Christian Doppler who was an Austrian physicist.
Doppler
Wolfgang Pauli.
mendeleev
Wolfgang Pauli
Ernst Mach
The Doppler effect is the change in frequency or wavelength of a wave for an observer who is moving relative to the wave source. It is named after the Austrian physicist Christian Doppler, who described the phenomenon in 1842.
Wolfgang Ernst Pauli, an Austrian theoretical physicist.
Austrian physicist Erwin Schrödinger
Pauli
If you are talking about the Pauli Exclusion Principle, then it would be Wolfgang Pauli. However, Pauli is Austrian.