Mid-infrared-pumped, electrically driven terahertz quantum laser: enhanced pumping efficiency and prevention of electric-field domains

@article{ author = { X. Lü and M. Wienold and L. Schrottke and K. Biermann and H.T. Grahn }, title = { Mid-infrared-pumped, electrically driven terahertz quantum laser: enhanced pumping efficiency and prevention of electric-field domains }, journal = { Journal of Applied Physics }, volume = { 113 }, year = { 2013 }, pages = { 033103 } }

TY - JOUR AU - X. Lü AU - M. Wienold AU - L. Schrottke AU - K. Biermann AU - H.T. Grahn TI - Mid-infrared-pumped, electrically driven terahertz quantum laser: enhanced pumping efficiency and prevention of electric-field domains JF - Journal of Applied Physics JA - J. Appl. Phys. J1 - JAP VL - 113 SP - 033103 PY - 2013/01/01

Influence of post-growth rapid thermal annealing on the transport and lasing characteristics of terahertz quantum-cascade lasers

@article{ author = { R. Sharma and L. Schrottke and M. Wienold and K. Biermann and A. Tahraoui and H.T. Grahn }, title = { Influence of post-growth rapid thermal annealing on the transport and lasing characteristics of terahertz quantum-cascade lasers }, journal = { Journal of Physics D: Applied Physics }, volume = { 46 }, year = { 2013 }, pages = { 305107 } }

TY - JOUR AU - R. Sharma AU - L. Schrottke AU - M. Wienold AU - K. Biermann AU - A. Tahraoui AU - H.T. Grahn TI - Influence of post-growth rapid thermal annealing on the transport and lasing characteristics of terahertz quantum-cascade lasers JF - Journal of Physics D: Applied Physics JA - J. Phys. D: Appl. Phys. J1 - JPD VL - 46 SP - 305107 PY - 2013/01/01

Spontaneous vortices in optically shaped potential profiles in semiconductor microcavities

@article{ author = { K. Guda and M. Sich and D. Sarkar and P. M. Walker and M. Durska and R. A. Bradley and D. M. Whittaker and M. S. Skolnick and E. A. Cerda-Méndez and P. V. Santos and K. Biermann and R. Hey and D. N. Krizhanovskii }, title = { Spontaneous vortices in optically shaped potential profiles in semiconductor microcavities }, journal = { Physical Review B: Solid State }, volume = { 87 }, year = { 2013 }, pages = { 081309(R) } }

TY - JOUR AU - K. Guda AU - M. Sich AU - D. Sarkar AU - P. M. Walker AU - M. Durska AU - R. A. Bradley AU - D. M. Whittaker AU - M. S. Skolnick AU - E. A. Cerda-Méndez AU - P. V. Santos AU - K. Biermann AU - R. Hey AU - D. N. Krizhanovskii TI - Spontaneous vortices in optically shaped potential profiles in semiconductor microcavities JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 87 SP - 081309(R) PY - 2013/01/01

Effect of polariton-polariton interactions on the excitation spectrum of a non-equilibrium condensate in a periodic potential

@article{ author = { D. N. Krizhanovskii and E. A. Cerda-Méndez and S. S. Gavrilov and D. Sarkar and K. Guda and R. Bradley and P. V. Santos and R. Hey and K. Biermann and M. Sich and F. Fras and M. S. Skolnick }, title = { Effect of polariton-polariton interactions on the excitation spectrum of a non-equilibrium condensate in a periodic potential }, journal = { Physical Review B: Solid State }, volume = { 87 }, year = { 2013 }, pages = { 155423 } }

TY - JOUR AU - D. N. Krizhanovskii AU - E. A. Cerda-Méndez AU - S. S. Gavrilov AU - D. Sarkar AU - K. Guda AU - R. Bradley AU - P. V. Santos AU - R. Hey AU - K. Biermann AU - M. Sich AU - F. Fras AU - M. S. Skolnick TI - Effect of polariton-polariton interactions on the excitation spectrum of a non-equilibrium condensate in a periodic potential JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 87 SP - 155423 PY - 2013/01/01

Epitaxial-side mounting of terahertz quantum-cascade lasers for improved heat management

@article{ author = { O. Krüger and S. Kreutzmann and D. Prasai and M. Wienold and R. Sharma and W. Pittroff and L. Weixelbaum and W. John and K. Biermann and L. Schrottke and F. Schnieder and G. Erbert and H.T. Grahn and G. Tränkle }, title = { Epitaxial-side mounting of terahertz quantum-cascade lasers for improved heat management }, journal = { IEEE Photonics Technology Letters }, volume = { 25 }, year = { 2013 }, pages = { 1570 } }

TY - JOUR AU - O. Krüger AU - S. Kreutzmann AU - D. Prasai AU - M. Wienold AU - R. Sharma AU - W. Pittroff AU - L. Weixelbaum AU - W. John AU - K. Biermann AU - L. Schrottke AU - F. Schnieder AU - G. Erbert AU - H.T. Grahn AU - G. Tränkle TI - Epitaxial-side mounting of terahertz quantum-cascade lasers for improved heat management JF - IEEE Photonics Technology Letters JA - IEEE Photon. Technol. Lett. J1 - VL - 25 SP - 1570 PY - 2013/01/01

Lateral distributed-feedback gratings for single-mode, high-power terahertz quantum-cascade lasers

@article{ author = { M. Wienold and A. Tahraoui and L. Schrottke and R. Sharma and X. Lü and K. Biermann and R. Hey and H.T. Grahn }, title = { Lateral distributed-feedback gratings for single-mode, high-power terahertz quantum-cascade lasers }, journal = { Optics Express }, volume = { 20 }, year = { 2012 }, pages = { 11207 } }

TY - JOUR AU - M. Wienold AU - A. Tahraoui AU - L. Schrottke AU - R. Sharma AU - X. Lü AU - K. Biermann AU - R. Hey AU - H.T. Grahn TI - Lateral distributed-feedback gratings for single-mode, high-power terahertz quantum-cascade lasers JF - Optics Express JA - Opt. Express J1 - VL - 20 SP - 11207 PY - 2012/01/01

Observation of bright polariton solitons in a semiconductor microcavity

@article{ author = { M. Sich and D. N. Krizhanovskii and M. S. Skolnick and A. V. Gorbach and R. Hartley and D. V. Skryabin and E. A. Cerda-Méndez and K. Biermann and R. Hey and P. V. Santos }, title = { Observation of bright polariton solitons in a semiconductor microcavity }, journal = { Nature Photonics }, volume = { 6 }, year = { 2012 }, pages = { 50 } }

TY - JOUR AU - M. Sich AU - D. N. Krizhanovskii AU - M. S. Skolnick AU - A. V. Gorbach AU - R. Hartley AU - D. V. Skryabin AU - E. A. Cerda-Méndez AU - K. Biermann AU - R. Hey AU - P. V. Santos TI - Observation of bright polariton solitons in a semiconductor microcavity JF - Nature Photonics JA - Nature Photon. J1 - VL - 6 SP - 50 PY - 2012/01/01

Dynamic exciton-polariton macroscopic coherent phases in a tunable dot lattice

@article{ author = { E. A. Cerda-Méndez and D. N. Krizhanovskii and K. Biermann and R. Hey and M. S. Skolnick and P. V. Santos }, title = { Dynamic exciton-polariton macroscopic coherent phases in a tunable dot lattice }, journal = { Physical Review B: Solid State }, volume = { 86 }, year = { 2012 }, pages = { 100301(R) } }

TY - JOUR AU - E. A. Cerda-Méndez AU - D. N. Krizhanovskii AU - K. Biermann AU - R. Hey AU - M. S. Skolnick AU - P. V. Santos TI - Dynamic exciton-polariton macroscopic coherent phases in a tunable dot lattice JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 86 SP - 100301(R) PY - 2012/01/01

Wavefunction of polariton condensates in a tunable acoustic lattice

@article{ author = { E. A. Cerda-Méndez and D. N. Krizhanovskii and K. Biermann and R. Hey and M. S. Skolnick and P. V. Santos }, title = { Wavefunction of polariton condensates in a tunable acoustic lattice }, journal = { New Journal Physics }, volume = { 14 }, year = { 2012 }, pages = { 075011 } }

TY - JOUR AU - E. A. Cerda-Méndez AU - D. N. Krizhanovskii AU - K. Biermann AU - R. Hey AU - M. S. Skolnick AU - P. V. Santos TI - Wavefunction of polariton condensates in a tunable acoustic lattice JF - New Journal Physics JA - New J. Phys. J1 - VL - 14 SP - 075011 PY - 2012/01/01

Electrically tunable electron spin lifetimes in GaAs(111)B quantum wells

@article{ author = { K. Biermann and A. Hernández-Mínguez and R. Hey and P. V. Santos }, title = { Electrically tunable electron spin lifetimes in GaAs(111)B quantum wells }, journal = { Journal of Applied Physics }, volume = { 112 }, year = { 2012 }, pages = { 083913 } }

TY - JOUR AU - K. Biermann AU - A. Hernández-Mínguez AU - R. Hey AU - P. V. Santos TI - Electrically tunable electron spin lifetimes in GaAs(111)B quantum wells JF - Journal of Applied Physics JA - J. Appl. Phys. J1 - JAP VL - 112 SP - 083913 PY - 2012/01/01