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GPO |
Group of Optical Properties |
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Institute of Physics - University of Campinas |
Optical & Electronic Properties
III-V and IV-IV systems
- Quantum wells (GaAs/AlGaAs, InGaAs/GaAs, InGaAs/InP)
- Self-assembled quantum dots (InAs/GaAs, InP/GaAs, InP/InGaP, InGaAs/GaAs, and Ge/Si) [ Physica E, 12, 872 (2002), Appl. Phys. Lett. 81, 2743 (2002), Phys. Stat. Solids, 1, 543 (2004), Phys. Rev. B 73, 033309 (2006) ]
- Free-standing quantum wires (InGaP and InP) [ J. of Appl. Phys. 98, 53506 (2005) ]
Some topics
- Wave function localization on type-I versus type-II band alignement
- Formation of exciton complexes (bi-excitons and trions)
- Carrier dynamics [ Physica E 6, 813-816 (2000), Phys. Rev. B65, 115336 (2002) ]
- Interface localization
- Noise measurements
- Disorder effect in low dimensional systems
- Imaging of wave functions
- Valence band mixing effects [ Phys. Rev. B64, 153301 (2001), Rev. of Sci. Inst. 75, 1947 (2004), Phys. Stat. Solids, 1, 547 (2004) ]
- Spin injection
- Spin-filter tunneling
- Spin dynamics and transport
- Semiconductor-magnetic materials (MnAs/GaAs, GaMnAs, and EuPbTe) [ Appl. Phys. Lett. 85, 2250 (2004), Phys. Rev. Lett. 95, 77203 (2005), Phys. Rev. B 71, 45319 (2005), Appl. Phys. Lett. 88, 151906 (2006) ]
- Coupling between carriers and magnetic atoms
· Nitrides semiconductors [ Solid State Commun. 125, (3-4) 205-208 (2003), J. of Crystal Growth, 252, 208-212 (2003), Microelectronis Journal 252, 208-212 (2004), Physical Review B, 68, 155204 (2003), J. of Crystal Growth 284 379–387 (2005), Semicond. Sci. Technol. 21, 846-851 (2006).]
· Organic semiconductors
· DNA as an electronic material
Grupo de Propriedades Ópticas - GPO
Departamento de Física da Matéria Condensada - DFMC
Instituto de Física "Gleb Wataghin" - IFGW
Universidade Estadual de Campinas - UNICAMP
Cidade Universitária "Zeferino Vaz" - Distrito de Barão
Geraldo
13083-859, Campinas - SP - Brazil