H. Chaykin (Earth-90: Pre-Crisis)

H. Chaykin was a scientist who worked at Star Labs on quantum mechanics.

Biography
In 1990, Megan Lockhart disguised as an intern had access to the Star Labs monitor which revealed that H. Chaykin worked on quantum mechanics.

Trivia

 * His name is a reference to one of the show's writer Howard Chaykin.