6533b85cfe1ef96bd12bc037

RESEARCH PRODUCT

Direct 3D mapping of the Fermi surface and Fermi velocity.

Gerd SchönhenseB. SchönhenseHans-joachim ElmersO. FedchenkoP. LutzD. KutnyakhovS. ChernovYves AcremannMartin EllguthJens ViefhausFriedrich ReinertSimon DästerChul-hee MinKaterina MedjanikThiago R. F. PeixotoAndreas OelsnerW. Wurth

subject

Condensed Matter::Quantum GasesPhysicsCondensed matter physicsAstrophysics::High Energy Astrophysical PhenomenaMechanical EngineeringFermi surfaceFermi energy02 engineering and technologyGeneral ChemistryElectron021001 nanoscience & nanotechnologyCondensed Matter Physics01 natural sciencesMomentum3d mappingMechanics of Materials0103 physical sciencesMicroscopyCondensed Matter::Strongly Correlated ElectronsGeneral Materials ScienceWave vector010306 general physics0210 nano-technologyTopology (chemistry)

description

Time-of-flight momentum microscopy is developed. It enables direct three-dimensional mapping of the topology of the Fermi surface, identification of electron and hole pockets, and quantification of Fermi velocity as a function of wavevector.

yearjournalcountryeditionlanguage
2017-03-13Nature materials
10.1038/nmat4875https://pubmed.ncbi.nlm.nih.gov/28272500