Novel structures of Gallenene intercalated in epitaxial Graphene

Emanuele Pompei; Katarzyna Skibińska; Giulio Senesi; Ylea Vlamidis; Antonio Rossi; Stiven Forti; Camilla Coletti; Fabio Beltram; Lucia Sorba; Stefan Heun; Stefano Veronesi

doi:10.1002/smll.202505640

Paper details

Research paper

Experimental GrowthExperimental Characterization

Novel structures of Gallenene intercalated in epitaxial Graphene

Emanuele Pompei, Katarzyna Skibińska, Giulio Senesi, Ylea Vlamidis et al.

arXiv·2025·10.1002/smll.202505640·arXiv:2505.05042

Samples

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

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

2 preparations4 characterizations6 properties4 figures

ExperimentalGaStudied MaterialCStudied MaterialSiCSubstrate / Dielectric

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

2 preparations3 characterizations1 property4 figures

ExperimentalGaStudied MaterialCStudied MaterialSiCSubstrate / Dielectric

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

3 characterizations4 figures

ReferenceCStudied MaterialSiCSubstrate / Dielectric

Materials

Gallium

Studied Material

Also known as

gallenene

Variables

phase_mentions= b010-gallenene,Ga(III)

studied material

epitaxial graphene

Studied Material

Why these are connected

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

Novel structures of Gallenene intercalated in epitaxial Graphene | Matter42 Literature

Properties

Type	Label	Value	Material	Sample	Source
Substrate To Intercalated Layer Step Height	MLG to 1L-Ga@MLG	0.201nm	Ga C SiC	Intercalated epitaxial graphene region showing one layer of	—
Interlayer Step Height	1L-Ga@MLG to 2L-Ga@MLG	0.203nm	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—
Substrate To Intercalated Layer Step Height	MLG to 2L-Ga@MLG	0.4nm	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—
Lateral Repeat Length	a-axis of Ga(III) centered rectangular lattice	0.41nm	Ga	Intercalated epitaxial graphene region showing two layers of	—
Lateral Repeat Length	b-axis of Ga(III) centered rectangular lattice	0.51nm	Ga	Intercalated epitaxial graphene region showing two layers of	—
Lattice Angle	Ga(III) unit-cell angle	102deg	Ga	Intercalated epitaxial graphene region showing two layers of	—
Coverage Fraction	intercalated-area coverage	50%	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—

Properties

Type	Label	Value	Material	Sample	Source
Substrate To Intercalated Layer Step Height	MLG to 1L-Ga@MLG	0.201nm	Ga C SiC	Intercalated epitaxial graphene region showing one layer of	—
Interlayer Step Height	1L-Ga@MLG to 2L-Ga@MLG	0.203nm	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—
Substrate To Intercalated Layer Step Height	MLG to 2L-Ga@MLG	0.4nm	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—
Lateral Repeat Length	a-axis of Ga(III) centered rectangular lattice	0.41nm	Ga	Intercalated epitaxial graphene region showing two layers of	—
Lateral Repeat Length	b-axis of Ga(III) centered rectangular lattice	0.51nm	Ga	Intercalated epitaxial graphene region showing two layers of	—
Lattice Angle	Ga(III) unit-cell angle	102deg	Ga	Intercalated epitaxial graphene region showing two layers of	—
Coverage Fraction	intercalated-area coverage	50%	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—

Properties

Type	Label	Value	Material	Sample	Source
Substrate To Intercalated Layer Step Height	MLG to 1L-Ga@MLG	0.201nm	Ga C SiC	Intercalated epitaxial graphene region showing one layer of	—
Interlayer Step Height	1L-Ga@MLG to 2L-Ga@MLG	0.203nm	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—
Substrate To Intercalated Layer Step Height	MLG to 2L-Ga@MLG	0.4nm	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—
Lateral Repeat Length	a-axis of Ga(III) centered rectangular lattice	0.41nm	Ga	Intercalated epitaxial graphene region showing two layers of	—
Lateral Repeat Length	b-axis of Ga(III) centered rectangular lattice	0.51nm	Ga	Intercalated epitaxial graphene region showing two layers of	—
Lattice Angle	Ga(III) unit-cell angle	102deg	Ga	Intercalated epitaxial graphene region showing two layers of	—
Coverage Fraction	intercalated-area coverage	50%	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—

Properties

Type	Label	Value	Material	Sample	Source
Substrate To Intercalated Layer Step Height	MLG to 1L-Ga@MLG	0.201nm	Ga C SiC	Intercalated epitaxial graphene region showing one layer of	—
Interlayer Step Height	1L-Ga@MLG to 2L-Ga@MLG	0.203nm	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—
Substrate To Intercalated Layer Step Height	MLG to 2L-Ga@MLG	0.4nm	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—
Lateral Repeat Length	a-axis of Ga(III) centered rectangular lattice	0.41nm	Ga	Intercalated epitaxial graphene region showing two layers of	—
Lateral Repeat Length	b-axis of Ga(III) centered rectangular lattice	0.51nm	Ga	Intercalated epitaxial graphene region showing two layers of	—
Lattice Angle	Ga(III) unit-cell angle	102deg	Ga	Intercalated epitaxial graphene region showing two layers of	—
Coverage Fraction	intercalated-area coverage	50%	Ga C SiC	Intercalated epitaxial graphene region showing two layers of	—

Novel structures of Gallenene intercalated in epitaxial Graphene

Samples

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

Materials

Why these are connected

Novel structures of Gallenene intercalated in epitaxial Graphene

Samples

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

Materials

Why these are connected

Novel structures of Gallenene intercalated in epitaxial Graphene

Samples

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

Materials

Why these are connected

Novel structures of Gallenene intercalated in epitaxial Graphene

Samples

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

Materials

Why these are connected

Novel structures of Gallenene intercalated in epitaxial Graphene

Samples

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

Materials

Why these are connected

Novel structures of Gallenene intercalated in epitaxial Graphene

Samples

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

Materials

Why these are connected

Novel structures of Gallenene intercalated in epitaxial Graphene

Samples

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

Materials

Why these are connected

Novel structures of Gallenene intercalated in epitaxial Graphene

Samples

Intercalated epitaxial graphene region showing two layers of gallium beneath monolayer graphene (2L-Ga@MLG) on SiC.

Intercalated epitaxial graphene region showing one layer of gallium beneath monolayer graphene (1L-Ga@MLG) on SiC.

Pristine epitaxial monolayer graphene reference area on SiC used as the un-intercalated baseline.

Materials

Why these are connected

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Growth

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