Ultrafast Band-Gap Renormalization in Bilayer Graphene

Paper details

Research paper

Experimental CharacterizationTheoretical

Eduard Moos, Zhi-Yuan Deng, Hauke Beyer, Arpit Jain et al.

arXiv preprint·2026·arXiv:2602.18065

Samples

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

1 characterization11 properties4 figures

ExperimentalCStudied MaterialAgStudied MaterialSiCSubstrate / Dielectric

1 characterization2 figures

CReference MaterialAgStudied MaterialSiCSubstrate / Dielectric

bilayer graphene

Studied Material

Also known as

BLGBernal-stacked bilayer graphene

Variables

stacking= Bernal

studied material

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

Ultrafast Band-Gap Renormalization in Bilayer Graphene | Matter42 Literature

Type	Label	Value	Material	Sample	Source
Band Gap	U_g	250meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Interlayer Potential Asymmetry	U	300meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Carrier Density	doping-induced free carrier density	85000000000000cm⁻²	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	CNP below electrochemical potential	600meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	VBM at KAg	0.7eV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	saddle point at MAg	1.27eV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Band Shift	ΔE_G	-50meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Band Shift	ΔE_Ag	125meV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Interlayer Potential Asymmetry Change	ΔU	100meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Electron Temperature Relaxation Time	τ_oe	70fs	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Electron Temperature Relaxation Time	τ_ae	3.5ps	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—

Type	Label	Value	Material	Sample	Source
Band Gap	U_g	250meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Interlayer Potential Asymmetry	U	300meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Carrier Density	doping-induced free carrier density	85000000000000cm⁻²	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	CNP below electrochemical potential	600meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	VBM at KAg	0.7eV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	saddle point at MAg	1.27eV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Band Shift	ΔE_G	-50meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Band Shift	ΔE_Ag	125meV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Interlayer Potential Asymmetry Change	ΔU	100meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Electron Temperature Relaxation Time	τ_oe	70fs	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Electron Temperature Relaxation Time	τ_ae	3.5ps	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—

Type	Label	Value	Material	Sample	Source
Band Gap	U_g	250meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Interlayer Potential Asymmetry	U	300meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Carrier Density	doping-induced free carrier density	85000000000000cm⁻²	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	CNP below electrochemical potential	600meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	VBM at KAg	0.7eV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	saddle point at MAg	1.27eV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Band Shift	ΔE_G	-50meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Band Shift	ΔE_Ag	125meV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Interlayer Potential Asymmetry Change	ΔU	100meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Electron Temperature Relaxation Time	τ_oe	70fs	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Electron Temperature Relaxation Time	τ_ae	3.5ps	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—

Type	Label	Value	Material	Sample	Source
Band Gap	U_g	250meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Interlayer Potential Asymmetry	U	300meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Carrier Density	doping-induced free carrier density	85000000000000cm⁻²	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	CNP below electrochemical potential	600meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	VBM at KAg	0.7eV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Energy Offset	saddle point at MAg	1.27eV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Band Shift	ΔE_G	-50meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Band Shift	ΔE_Ag	125meV	Ag	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Interlayer Potential Asymmetry Change	ΔU	100meV	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Electron Temperature Relaxation Time	τ_oe	70fs	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—
Electron Temperature Relaxation Time	τ_ae	3.5ps	C	Bernal-stacked bilayer graphene on monolayer silver intercal	—