Can fundamental gain limitations of nanostructure THz lasers be overcome?

Keyphrases

• Nanostructures 100%
• THz Lasing 100%
• THz Laser 100%
• Intersubband 66%
• Intersubband Transitions 66%
• GaSb 66%
• Depopulation 66%
• Heterostructure 33%
• Dipole Matrix Elements 33%
• Conduction Band 33%
• Bandgap Engineering 33%
• Density of States 33%
• Population Inversion 33%
• Coupled Quantum Wells 33%
• Valence Band 33%
• THz Gap 33%
• Hybridization Gap 33%
• THz Range 33%
• Interband 33%
• Proper Design 33%
• Singular Spectral Density 33%
• Anticrossing 33%
• Gain Value 33%
• W-shaped 33%
• Large Values 33%
• Fundamental Limitations 33%
• Electron-electron Scattering 33%
• Phonon Emission 33%
• LO Phonon 33%
• THz Region 33%

Engineering

• Limitations 100%
• Nanostructure 100%
• Nanomaterial 100%
• Engineering 25%
• Conduction Band 25%
• Population Inversion 25%
• Valence Band 25%
• Proper Design 25%
• Heterojunctions 25%
• Quantum Well 25%
• Matrix Element 25%

Material Science

• Nanocrystalline Material 100%
• Density 50%
• Quantum Well 50%
• Heterojunction 50%
• Design Standard 50%