Alexei Kitaev biography

Alexei Kitaev

Award Winner

1963 –


Who is Alexei Kitaev?

Alexei Kitaev is a Russian–American professor of physics at the University of California, Santa Barbara and permanent member of the Kavli Institute for Theoretical Physics. He is best known for introducing the quantum phase estimation algorithm and the concept of the topological quantum computer while working at the Landau Institute for Theoretical Physics. For this work, he was awarded a MacArthur Fellowship in 2008. He is also known for introducing the complexity class QMA and showing that some local Hamiltonian problems are QMA-complete.

Kitaev was educated in Russia, receiving an M.Sc from the Moscow Institute of Physics and Technology, and a Ph.D from the Landau Institute for Theoretical Physics. He served previously as a researcher at Microsoft Research, a research associate at the Landau Institute and a professor at the California Institute of Technology.

We need you!

Help us build the largest biographies collection on the web!

Aug 26, 1963
Also known as
  • Китаев, Алексей Юрьевич
  • Moscow Institute of Physics and Technology
  • California Institute of Technology

on July 23, 2013


Use the citation below to add to a bibliography:


"Alexei Kitaev." STANDS4 LLC, 2021. Web. 1 Aug. 2021. <>.

Discuss this Alexei Kitaev biography with the community:


    Our awesome collection of

    Promoted Bios