Room temperature multiferroicity in a transition metal dichalcogenide

G. Cardenas-Chirivi; K. Vega-Bustos; H. Rojas-Páez; D. Silvera-Vega; J. Pazos; O. Herrera; M. A. Macías; C. Espejo; W. López-Pérez; J. A. Galvis; P. Giraldo-Gallo

doi:10.1002/adma.201606667

Paper details

Research paper

Experimental CharacterizationComputational DFT

Room temperature multiferroicity in a transition metal dichalcogenide

G. Cardenas-Chirivi, K. Vega-Bustos, H. Rojas-Páez, D. Silvera-Vega et al.

2023·10.1002/adma.201606667·arXiv:2212.02490

Samples

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

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

4 characterizations1 property3 figures

ExperimentalWSe₂Studied Material

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

3 characterizations1 property2 figures

ExperimentalWSe₂Studied Material

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

4 characterizations1 property3 figures

ExperimentalW(Se₁-xTex)2(1-δ)Studied Material

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

4 characterizations1 property3 figures

ExperimentalW(Se₁-xTex)2(1-δ)Studied Material

Materials

WSe₂

Studied Material

Also known as

2H-WSe₂

Variables

phase= 2H polytype

studied material

Te-doped WSe₂

W(Se₁-xTex)2(1-δ)

Studied Material

Why these are connected

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

Room temperature multiferroicity in a transition metal dichalcogenide | Matter42 Literature

Properties

Type	Label	Value	Material	Sample	Condition	Source
Magnetic Coercive Field	coercive field	700Oe	W(Se₁-xTex)2(1-δ)	Te-doped WSe₂ single crystal with x=7.6% and δ=38%.		—
Fet Threshold Voltage	effective piezoelectric coefficient d33	26pm/V	W(Se₁-xTex)2(1-δ)	Te-doped WSe₂ single crystal with x=15% and δ=21%, showing t		—
Magnetic Behavior	magnetic response	paramagnetic	WSe₂	Undoped WSe₂ single crystal with low chalcogen-vacancy conce		—
Magnetic Behavior	magnetic response	weak ferromagnetic	WSe₂	Undoped WSe₂ single crystal with increased chalcogen-vacancy		—
Raman Peak	regex-detected Raman peak	150cm⁻¹	—	—	—	—
Raman Peak	regex-detected Raman peak	200cm⁻¹	—	—	—	—
Raman Peak	regex-detected Raman peak	1000cm⁻¹	—	—	—	—
Xrd Wavelength	X-ray wavelength	1.54184Å	—	—	—	—
Xrd Space Group	space group	P63/mmc	—	—	—	—

Properties

Type	Label	Value	Material	Sample	Condition	Source
Magnetic Coercive Field	coercive field	700Oe	W(Se₁-xTex)2(1-δ)	Te-doped WSe₂ single crystal with x=7.6% and δ=38%.		—
Fet Threshold Voltage	effective piezoelectric coefficient d33	26pm/V	W(Se₁-xTex)2(1-δ)	Te-doped WSe₂ single crystal with x=15% and δ=21%, showing t		—
Magnetic Behavior	magnetic response	paramagnetic	WSe₂	Undoped WSe₂ single crystal with low chalcogen-vacancy conce		—
Magnetic Behavior	magnetic response	weak ferromagnetic	WSe₂	Undoped WSe₂ single crystal with increased chalcogen-vacancy		—
Raman Peak	regex-detected Raman peak	150cm⁻¹	—	—	—	—
Raman Peak	regex-detected Raman peak	200cm⁻¹	—	—	—	—
Raman Peak	regex-detected Raman peak	1000cm⁻¹	—	—	—	—
Xrd Wavelength	X-ray wavelength	1.54184Å	—	—	—	—
Xrd Space Group	space group	P63/mmc	—	—	—	—

Properties

Type	Label	Value	Material	Sample	Condition	Source
Magnetic Coercive Field	coercive field	700Oe	W(Se₁-xTex)2(1-δ)	Te-doped WSe₂ single crystal with x=7.6% and δ=38%.		—
Fet Threshold Voltage	effective piezoelectric coefficient d33	26pm/V	W(Se₁-xTex)2(1-δ)	Te-doped WSe₂ single crystal with x=15% and δ=21%, showing t		—
Magnetic Behavior	magnetic response	paramagnetic	WSe₂	Undoped WSe₂ single crystal with low chalcogen-vacancy conce		—
Magnetic Behavior	magnetic response	weak ferromagnetic	WSe₂	Undoped WSe₂ single crystal with increased chalcogen-vacancy		—
Raman Peak	regex-detected Raman peak	150cm⁻¹	—	—	—	—
Raman Peak	regex-detected Raman peak	200cm⁻¹	—	—	—	—
Raman Peak	regex-detected Raman peak	1000cm⁻¹	—	—	—	—
Xrd Wavelength	X-ray wavelength	1.54184Å	—	—	—	—
Xrd Space Group	space group	P63/mmc	—	—	—	—

Properties

Type	Label	Value	Material	Sample	Condition	Source
Magnetic Coercive Field	coercive field	700Oe	W(Se₁-xTex)2(1-δ)	Te-doped WSe₂ single crystal with x=7.6% and δ=38%.		—
Fet Threshold Voltage	effective piezoelectric coefficient d33	26pm/V	W(Se₁-xTex)2(1-δ)	Te-doped WSe₂ single crystal with x=15% and δ=21%, showing t		—
Magnetic Behavior	magnetic response	paramagnetic	WSe₂	Undoped WSe₂ single crystal with low chalcogen-vacancy conce		—
Magnetic Behavior	magnetic response	weak ferromagnetic	WSe₂	Undoped WSe₂ single crystal with increased chalcogen-vacancy		—
Raman Peak	regex-detected Raman peak	150cm⁻¹	—	—	—	—
Raman Peak	regex-detected Raman peak	200cm⁻¹	—	—	—	—
Raman Peak	regex-detected Raman peak	1000cm⁻¹	—	—	—	—
Xrd Wavelength	X-ray wavelength	1.54184Å	—	—	—	—
Xrd Space Group	space group	P63/mmc	—	—	—	—

Room temperature multiferroicity in a transition metal dichalcogenide

Samples

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

Materials

Why these are connected

Room temperature multiferroicity in a transition metal dichalcogenide

Samples

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

Materials

Why these are connected

Room temperature multiferroicity in a transition metal dichalcogenide

Samples

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

Materials

Why these are connected

Room temperature multiferroicity in a transition metal dichalcogenide

Samples

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

Materials

Why these are connected

Room temperature multiferroicity in a transition metal dichalcogenide

Samples

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

Materials

Why these are connected

Room temperature multiferroicity in a transition metal dichalcogenide

Samples

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

Materials

Why these are connected

Room temperature multiferroicity in a transition metal dichalcogenide

Samples

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

Materials

Why these are connected

Room temperature multiferroicity in a transition metal dichalcogenide

Samples

Undoped WSe₂ single crystal with low chalcogen-vacancy concentration.

Undoped WSe₂ single crystal with increased chalcogen-vacancy concentration and weak ferromagnetic response.

Te-doped WSe₂ single crystal with x=7.6% and δ=38%.

Te-doped WSe₂ single crystal with x=15% and δ=21%, showing the largest reported effective piezoelectric coefficient in the study.

Materials

Why these are connected

Characterization

Properties

Simulations

Characterization

Properties

Simulations

Characterization

Properties

Simulations

Characterization

Properties

Simulations