The Sparrow by Sam Faulkner
Approx. 120,280 words.
Published on September 20, 2012.
An African American with a Ph. D. in physics is forced to break the law to get research funds.He manages to build a quantum computer,a high-tech device that can be used to break any code or encryption.The police shoot the innocent brother of his girl-friend, so he uses his powers to help.This gets the attention of the NSA who code-names him "Sparrow.A wild chase from Harlem to Mississippi ensues.