Stacking polytypes of 1T′ phase Se-rich transition metal diselenide and their electrocatalytic activity in the hydrogen evolution reaction
Ju Yeon Kim, In Hye Kwak, Ik Seon Kwon, Qadeer Akbar Sial, Junaid Ihsan, Getasew Mulualem Zewdie, Jeunghee Park, Hong Seok Kang
Abstract
First-principles calculations predict that Se enrichment in MoSe 2 and WSe 2 induces a phase conversion into the 2M phase, which is also supported by experiments.
Topics & Concepts
StackingDiselenideTransition metalPhase (matter)Materials scienceCrystallographyPhase transitionHydrogenChemistryMetallurgyCatalysisCondensed matter physicsOrganic chemistryPhysicsSelenium2D Materials and ApplicationsChalcogenide Semiconductor Thin FilmsElectrocatalysts for Energy Conversion