Dr. Klaus Biermann

Correlation between frequency and location on the wafer for terahertz quantum-cascade lasers

@article{ author = { X. Lü and B. Röben and L. Schrottke and K. Biermann and H. T. Grahn }, title = { Correlation between frequency and location on the wafer for terahertz quantum-cascade lasers }, journal = { Semiconductor Science and Technology }, volume = { 36 }, year = { 2021 }, pages = { 035012 } }

TY - JOUR AU - X. Lü AU - B. Röben AU - L. Schrottke AU - K. Biermann AU - H. T. Grahn TI - Correlation between frequency and location on the wafer for terahertz quantum-cascade lasers JF - Semiconductor Science and Technology JA - Semicond. Sci. Technol. J1 - SST VL - 36 SP - 035012 PY - 2021/02/05

Optical anisotropies of asymmetric double GaAs (001) quantum wells

@article{ author = { O. Ruiz-Cigarrillo and L. F. Lastras-Martinez and E. A. Cerda-Méndez and G. Flores-Rangel and C. A. Bravo-Velazquez and R. E. Balderas-Navarro and A. Lastras-Martínez and N. A. Ulloa-Castillo and K. Biermann and P. V. Santos }, title = { Optical anisotropies of asymmetric double GaAs (001) quantum wells }, journal = { Physical Review B: Solid State }, volume = { 103 }, year = { 2021 }, pages = { 035309 } }

TY - JOUR AU - O. Ruiz-Cigarrillo AU - L. F. Lastras-Martinez AU - E. A. Cerda-Méndez AU - G. Flores-Rangel AU - C. A. Bravo-Velazquez AU - R. E. Balderas-Navarro AU - A. Lastras-Martínez AU - N. A. Ulloa-Castillo AU - K. Biermann AU - P. V. Santos TI - Optical anisotropies of asymmetric double GaAs (001) quantum wells JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 103 SP - 035309 PY - 2021/01/25

In-situ control of molecular beam epitaxial growth by spectral reflectivity analysis

@article{ author = { K. Biermann and Paul L. J. Helgers and A. Crespo-Poveda and A. S. Kuznetsov and A. Tahraoui and B. Röben and X. Lü and L. Schrottke and P. V. Santos and H. T. Grahn }, title = { In-situ control of molecular beam epitaxial growth by spectral reflectivity analysis }, journal = { Journal of Crystal Growth }, volume = { 557 }, year = { 2021 }, pages = { 125993 } }

TY - JOUR AU - K. Biermann AU - Paul L. J. Helgers AU - A. Crespo-Poveda AU - A. S. Kuznetsov AU - A. Tahraoui AU - B. Röben AU - X. Lü AU - L. Schrottke AU - P. V. Santos AU - H. T. Grahn TI - In-situ control of molecular beam epitaxial growth by spectral reflectivity analysis JF - Journal of Crystal Growth JA - J. Cryst. Growth J1 - JGC VL - 557 SP - 125993 PY - 2021/01/07

Dynamically tuned arrays of polariton parametric oscillators

@article{ author = { A. S. Kuznetsov and G. Dagvadorj and K. Biermann and M. H. Szymanska and P. V. Santos }, title = { Dynamically tuned arrays of polariton parametric oscillators }, journal = { Optica }, volume = { 7 }, year = { 2020 }, pages = { 1673 } }

TY - JOUR AU - A. S. Kuznetsov AU - G. Dagvadorj AU - K. Biermann AU - M. H. Szymanska AU - P. V. Santos TI - Dynamically tuned arrays of polariton parametric oscillators JF - Optica JA - Optica J1 - VL - 7 SP - 1673 PY - 2020/11/23

Compact acousto-optic multimode interference device in (Al,Ga)As

@article{ author = { D. D. Bühler and A. Crespo-Poveda and A. Tahraoui and K. Biermann and P. V. Santos and A. Cantarero and M. M. de Lima, Jr. }, title = { Compact acousto-optic multimode interference device in (Al,Ga)As }, journal = { Optics Express }, volume = { 28 }, year = { 2020 }, pages = { 35833 } }

TY - JOUR AU - D. D. Bühler AU - A. Crespo-Poveda AU - A. Tahraoui AU - K. Biermann AU - P. V. Santos AU - A. Cantarero AU - M. M. de Lima, Jr. TI - Compact acousto-optic multimode interference device in (Al,Ga)As JF - Optics Express JA - Opt. Express J1 - VL - 28 SP - 35833 PY - 2020/11/11

Effective group dispersion of terahertz quantum-cascade lasers

@article{ author = { B. Röben and X. Lü and K. Biermann and L. Schrottke and H. T. Grahn }, title = { Effective group dispersion of terahertz quantum-cascade lasers }, journal = { Journal of Physics D: Applied Physics }, volume = { 54 }, year = { 2020 }, pages = { 025110 } }

TY - JOUR AU - B. Röben AU - X. Lü AU - K. Biermann AU - L. Schrottke AU - H. T. Grahn TI - Effective group dispersion of terahertz quantum-cascade lasers JF - Journal of Physics D: Applied Physics JA - J. Phys. D: Appl. Phys. J1 - JPD VL - 54 SP - 025110 PY - 2020/10/22

Acoustically triggered optical memories

@article{ author = { A. S. Kuznetsov and K. Biermann and P. V. Santos }, title = { Acoustically triggered optical memories }, journal = { ACS Photonics }, volume = { 7 }, year = { 2020 }, pages = { 3071 } }

TY - JOUR AU - A. S. Kuznetsov AU - K. Biermann AU - P. V. Santos TI - Acoustically triggered optical memories JF - ACS Photonics JA - ACS Photonics J1 - VL - 7 SP - 3071 PY - 2020/10/16

Polariton-driven phonon laser

@article{ author = { D. L. Chafatinos and A. S. Kuznetsov and S. Anguiano and A. E. Bruchhausen and A. A. Reynoso and K. Biermann and P. V. Santos and A. Fainstein }, title = { Polariton-driven phonon laser }, journal = { Nature Communications }, volume = { 11 }, year = { 2020 }, pages = { 4552 } }

TY - JOUR AU - D. L. Chafatinos AU - A. S. Kuznetsov AU - S. Anguiano AU - A. E. Bruchhausen AU - A. A. Reynoso AU - K. Biermann AU - P. V. Santos AU - A. Fainstein TI - Polariton-driven phonon laser JF - Nature Communications JA - Nat. Commun. J1 - VL - 11 SP - 4552 PY - 2020/09/11

Frequency upshift of the transverse optical phonon resonance in GaAs by femtosecond electron-hole excitation

@article{ author = { A. Ghalgaoui and K. Reimann and M. Woerner and T. Elsaesser and C. Flytzanis and K. Biermann }, title = { Frequency upshift of the transverse optical phonon resonance in GaAs by femtosecond electron-hole excitation }, journal = { Physical Review Letters }, volume = { 125 }, year = { 2020 }, pages = { 027401 } }

TY - JOUR AU - A. Ghalgaoui AU - K. Reimann AU - M. Woerner AU - T. Elsaesser AU - C. Flytzanis AU - K. Biermann TI - Frequency upshift of the transverse optical phonon resonance in GaAs by femtosecond electron-hole excitation JF - Physical Review Letters JA - Phys. Rev. Lett. J1 - PRL VL - 125 SP - 027401 PY - 2020/07/10

High-performance GaAs/AlAs terahertz quantum-cascade lasers for spectroscopic applications

@article{ author = { L. Schrottke and X. Lü and B. Röben and K. Biermann and T. Hagelschuer and M. Wienold and H.-W. Hübers and M. Hannemann and J.-P. H. van Helden and J. Röpcke and H. T. Grahn }, title = { High-performance GaAs/AlAs terahertz quantum-cascade lasers for spectroscopic applications }, journal = { IEEE Transactions on Terahertz Science and Technology }, volume = { 10 }, year = { 2019 }, pages = { 133 } }

TY - JOUR AU - L. Schrottke AU - X. Lü AU - B. Röben AU - K. Biermann AU - T. Hagelschuer AU - M. Wienold AU - H.-W. Hübers AU - M. Hannemann AU - J.-P. H. van Helden AU - J. Röpcke AU - H. T. Grahn TI - High-performance GaAs/AlAs terahertz quantum-cascade lasers for spectroscopic applications JF - IEEE Transactions on Terahertz Science and Technology JA - IEEE Trans. Terahertz Sci. Technol. J1 - VL - 10 SP - 133 PY - 2019/12/06