2012

Electrical modulation of the optical properties of mid-infrared metamaterials

2008

Short-wavelength quantum cascade lasers (Invited Paper)

2007

Fingerprints of spatial charge transfer in quantum cascade lasers

Characterization of intersubband devices combining a nonequilibrium many body theory with transmission spectroscopy experiments

Short wavelength and strain compensated InGaAs/AlAsSb quantum cascade lasers

InGaAs/AlAsSb/InP quantum cascade lasers operating at wavelengths close to 3µm

Improved performance of In0.6Ga0.4As/AlAs0.67Sb0.33/InP quantum cascade lasers by introduction of AlAs barriers in the active regions

InGaAs/AlAsSb/InP strain compensated quantum cascade lasers

Tuning the photoresponse of quantum dot infrared photodetectors across the 8–12 µm atmospheric window via rapid thermal annealing

2006

Probing the electronic and optical properties of quantum cascade lasers under operating conditions

Probing electronic and optical processes in quantum cascade lasers under operating conditions

Intersubband spectroscopy of quantum cascade lasers under operating conditions

2005

Electronic spatial distribution of InGaAs/AlAsSb quantum cascade lasers

Spectroscopic study of intersubband transitions in quantum cascade lasers under bias conditions

2004

InGaAs-AlAsSb quantum cascade structures emitting at 3.1µm

Operation of MBE-grown InGaAs-AlAsSb quantum cascade structures in the λ~3-5µm atmospheric window

λ~3-5µm intersubband emission from InGaAs-AlAsSb quantum cascade structures

λ~4-5.3µm intersubband emission from InGaAs-AlAsSb quantum cascade structures

InGaAs/AlAsSb quantum cascade lasers

2003

Quantum cascade lasers grown by metalorganic vapor phase epitaxy

2002

Room-temperature, ground-state lasing for red-emitting vertically aligned InAlAs/AlGaAs quantum dots grown on a GaAs(100) substrate

Room-temperature, ground-state lasing for red-emitting vertically aligned InAlAs/AlGaAs quantum dots grown on a GaAs(100) substrate