4 code implementations • 5 Nov 2020 • Jakob S. Kottmann, Sumner Alperin-Lea, Teresa Tamayo-Mendoza, Alba Cervera-Lierta, Cyrille Lavigne, Tzu-Ching Yen, Vladyslav Verteletskyi, Philipp Schleich, Abhinav Anand, Matthias Degroote, Skylar Chaney, Maha Kesibi, Artur F. Izmaylov, Alán Aspuru-Guzik
As in classical computing, heuristics play a crucial role in the development of new quantum algorithms, resulting in high demand for flexible and reliable ways to implement, test, and share new ideas.
Quantum Physics Chemical Physics Computational Physics
1 code implementation • 7 Jul 2019 • Vladyslav Verteletskyi, Tzu-Ching Yen, Artur F. Izmaylov
To optimize VQE measurement one can try to group as many Hamiltonian terms as possible for their simultaneous measurement.
Quantum Physics Chemical Physics
no code implementations • 1 Jun 2018 • Ilya G. Ryabinkin, Scott N. Genin, Artur F. Izmaylov
Variational quantum eigensolver (VQE) is an efficient computational method promising chemical accuracy in electronic structure calculations on a universal-gate quantum computer.
Chemical Physics Computational Physics Quantum Physics
no code implementations • 9 Jan 2015 • Loic Joubert-Doriol, Artur F. Izmaylov
However, a straightforward extension of the TDVP to the density matrix framework gives rise to methods that do not conserve the energy in the isolated system limit and the total system population for open systems where only energy exchange with the environment is allowed.
Chemical Physics
