Who modified Bohr's theory of introducing elliptical orbits for electron path?

Who modified Bohr's theory for introducing elliptical orbits for electron path?

Who modified Bohr's theory by introducing elliptical orbits for electron path ?

Who modified Bohr‘s theory by introducing elliptical orbits for electron path?

Who introduced elliptical orbits ?

According to Bohr's theory speed of an electron in a stationary orbit is related to n as

Bohr's Model(energy of electron in an orbit)

Elliptical orbits were introduced by……….

According to Bohr's theory of the hydrogen atom, the radii of stationary electron orbits are related to the principal quantum number n as :