UnScramble this Word: i t i i f y n n?

Questions

In 1844 Robert---------- , poet laureate of England (The Testament of Beauty), born. ?

In 1905 ---------- Bloch, U.S. physicist (Nobel 1952), born. ?

In 1905 Felix---------- , U.S. physicist (Nobel 1952), born. ?

In 1905 ---------- Jansky, discoverer of cosmic radio emissions in 1932, born. ?

In 1905 Karl---------- , discoverer of cosmic radio emissions in 1932, born. ?