Spin Torque Generated by Valley Hall Effect in WSe2

D. J. P. de Sousa; M. J. Sammon; Raseong Kim; Hai Li; Ian A. Young; Tony Low

doi:10.1103/PhysRevB.106.184412

Paper details

Research paper

Computational DFTTheoretical

Spin Torque Generated by Valley Hall Effect in WSe₂

D. J. P. de Sousa, M. J. Sammon, Raseong Kim, Hai Li et al.

2022·10.1103/PhysRevB.106.184412·arXiv:2206.09998

Samples

Each sample groups how it was prepared, characterized, and measured. Click a card to expand.

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

1 characterization2 properties1 figure

Simulated Supercell DftWSe₂Studied Material

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

1 characterization1 property1 figure

Simulated Supercell DftCoFeStudied Material

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

1 characterization1 property1 figure

Simulated Supercell DftFeStudied Material

Materials

WSe₂

Studied Material

Variables

dimensionality= monolayer

studied material

CoFe

Studied Material

Variables

form= slab

Why these are connected

Related documents with shared materials, methods, properties, or citations.

Spin Torque Generated by Valley Hall Effect in WSe2 | Matter42 Literature

Properties

Type	Label	Value	Material	Sample	Source
Band Splitting	valence-band spin splitting	468meV	WSe₂	Monolayer WSe₂ used for first-principles band-structure and	—
Spin Torque Efficiency	xi CoFe	0.07	CoFe	0.7 nm thick CoFe slab used as the ferromagnetic electrode i	—
Spin Torque Efficiency	xi Fe	0.2	Fe	Fe slab used as the ferromagnetic electrode in the tunneling	—
Valley Polarization	assumed/benchmark valley polarization	70%	WSe₂	Monolayer WSe₂ used for first-principles band-structure and	—

Properties

Type	Label	Value	Material	Sample	Source
Band Splitting	valence-band spin splitting	468meV	WSe₂	Monolayer WSe₂ used for first-principles band-structure and	—
Spin Torque Efficiency	xi CoFe	0.07	CoFe	0.7 nm thick CoFe slab used as the ferromagnetic electrode i	—
Spin Torque Efficiency	xi Fe	0.2	Fe	Fe slab used as the ferromagnetic electrode in the tunneling	—
Valley Polarization	assumed/benchmark valley polarization	70%	WSe₂	Monolayer WSe₂ used for first-principles band-structure and	—

Properties

Type	Label	Value	Material	Sample	Source
Band Splitting	valence-band spin splitting	468meV	WSe₂	Monolayer WSe₂ used for first-principles band-structure and	—
Spin Torque Efficiency	xi CoFe	0.07	CoFe	0.7 nm thick CoFe slab used as the ferromagnetic electrode i	—
Spin Torque Efficiency	xi Fe	0.2	Fe	Fe slab used as the ferromagnetic electrode in the tunneling	—
Valley Polarization	assumed/benchmark valley polarization	70%	WSe₂	Monolayer WSe₂ used for first-principles band-structure and	—

Properties

Type	Label	Value	Material	Sample	Source
Band Splitting	valence-band spin splitting	468meV	WSe₂	Monolayer WSe₂ used for first-principles band-structure and	—
Spin Torque Efficiency	xi CoFe	0.07	CoFe	0.7 nm thick CoFe slab used as the ferromagnetic electrode i	—
Spin Torque Efficiency	xi Fe	0.2	Fe	Fe slab used as the ferromagnetic electrode in the tunneling	—
Valley Polarization	assumed/benchmark valley polarization	70%	WSe₂	Monolayer WSe₂ used for first-principles band-structure and	—

Spin Torque Generated by Valley Hall Effect in WSe₂

Samples

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

Materials

Why these are connected

Spin Torque Generated by Valley Hall Effect in WSe₂

Samples

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

Materials

Why these are connected

Spin Torque Generated by Valley Hall Effect in WSe₂

Samples

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

Materials

Why these are connected

Spin Torque Generated by Valley Hall Effect in WSe₂

Samples

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

Materials

Why these are connected

Spin Torque Generated by Valley Hall Effect in WSe₂

Samples

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

Materials

Why these are connected

Spin Torque Generated by Valley Hall Effect in WSe₂

Samples

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

Materials

Why these are connected

Spin Torque Generated by Valley Hall Effect in WSe₂

Samples

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

Materials

Why these are connected

Spin Torque Generated by Valley Hall Effect in WSe₂

Samples

Monolayer WSe₂ used for first-principles band-structure and density-of-states calculations.

0.7 nm thick CoFe slab used as the ferromagnetic electrode in the tunneling calculations.

Fe slab used as the ferromagnetic electrode in the tunneling calculations.

Materials

Why these are connected

Characterization

Properties

Simulations

Characterization

Properties

Simulations

Characterization

Properties

Simulations

Characterization

Properties

Simulations