![Optimized geometry of GeSe monolayer](/sites/default/files/styles/965x543/public/2021-04/PFSMAT_2_54_lo-level2.mantra1_1600x900.jpg?itok=4a6pA1jD)
Optimized geometry of GeSe monolayer. Using a newly developed structural optimization algorithm within Quantum Monte Carlo, the GeSe structure is fully optimized (colored structure) from the initial structure (clear structure). (Image: Janet Knowles, Joseph Insley, Silvio Rizzi, and Victor Mateevitsi, Argonne National Laboratory)