Research paper
Experimental CharacterizationNatural Hyperbolicity of Hexagonal Boron Nitride in the Deep Ultraviolet
Bongjun Choi, Jason Lynch, Wangleong Chen, Seong-Joon Jeon et al.
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| Type | Label | Value | Material | Sample | Condition | Source |
|---|---|---|---|---|---|---|
| Raman Peak | E2g | 1370cm⁻¹ | — | |||
| Raman Peak Fwhm | E2g | 9.2cm⁻¹ | — | |||
| PL Peak | in-plane exciton resonance | 6.14eV | — | |||
| Absorption Peak | deep-UV onset / reflectance dip | 190nm | — | |||
| Optical Band Gap | measured spectral limit | 6.53eV | — | |||
| Optical Band Gap | exciton binding energy | 700meV | — | |||
| Optical Band Gap | refractive index n at 250 nm | 2.5 | — | |||
| Optical Band Gap | hyperbolic window upper bound | 6.53eV | — | |||
| Optical Band Gap | hyperbolic window lower bound | 190nm | — |
| Type | Label | Value | Material | Sample | Condition | Source |
|---|---|---|---|---|---|---|
| Raman Peak | E2g | 1370cm⁻¹ | — | |||
| Raman Peak Fwhm | E2g | 9.2cm⁻¹ | — | |||
| PL Peak | in-plane exciton resonance | 6.14eV | — | |||
| Absorption Peak | deep-UV onset / reflectance dip | 190nm | — | |||
| Optical Band Gap | measured spectral limit | 6.53eV | — | |||
| Optical Band Gap | exciton binding energy | 700meV | — | |||
| Optical Band Gap | refractive index n at 250 nm | 2.5 | — | |||
| Optical Band Gap | hyperbolic window upper bound | 6.53eV | — | |||
| Optical Band Gap | hyperbolic window lower bound | 190nm | — |
| Type | Label | Value | Material | Sample | Condition | Source |
|---|---|---|---|---|---|---|
| Raman Peak | E2g | 1370cm⁻¹ | — | |||
| Raman Peak Fwhm | E2g | 9.2cm⁻¹ | — | |||
| PL Peak | in-plane exciton resonance | 6.14eV | — | |||
| Absorption Peak | deep-UV onset / reflectance dip | 190nm | — | |||
| Optical Band Gap | measured spectral limit | 6.53eV | — | |||
| Optical Band Gap | exciton binding energy | 700meV | — | |||
| Optical Band Gap | refractive index n at 250 nm | 2.5 | — | |||
| Optical Band Gap | hyperbolic window upper bound | 6.53eV | — | |||
| Optical Band Gap | hyperbolic window lower bound | 190nm | — |
| Type | Label | Value | Material | Sample | Condition | Source |
|---|---|---|---|---|---|---|
| Raman Peak | E2g | 1370cm⁻¹ | — | |||
| Raman Peak Fwhm | E2g | 9.2cm⁻¹ | — | |||
| PL Peak | in-plane exciton resonance | 6.14eV | — | |||
| Absorption Peak | deep-UV onset / reflectance dip | 190nm | — | |||
| Optical Band Gap | measured spectral limit | 6.53eV | — | |||
| Optical Band Gap | exciton binding energy | 700meV | — | |||
| Optical Band Gap | refractive index n at 250 nm | 2.5 | — | |||
| Optical Band Gap | hyperbolic window upper bound | 6.53eV | — | |||
| Optical Band Gap | hyperbolic window lower bound | 190nm | — |
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