Grahn HT - Search Results

1

Noise-enhanced chaos in a weakly coupled GaAs/(Al,Ga)As superlattice.

Yin Z, Song H, Zhang Y, Ruiz-García M, Carretero M, Bonilla LL, Biermann K, Grahn HT. Yin Z, et al. Among authors: grahn ht. Phys Rev E. 2017 Jan;95(1-1):012218. doi: 10.1103/PhysRevE.95.012218. Epub 2017 Jan 30. Phys Rev E. 2017. PMID: 28208354

2

Fast Detection of a Weak Signal by a Stochastic Resonance Induced by a Coherence Resonance in an Excitable GaAs/Al_{0.45}Ga_{0.55}As Superlattice.

Shao Z, Yin Z, Song H, Liu W, Li X, Zhu J, Biermann K, Bonilla LL, Grahn HT, Zhang Y. Shao Z, et al. Among authors: grahn ht. Phys Rev Lett. 2018 Aug 24;121(8):086806. doi: 10.1103/PhysRevLett.121.086806. Phys Rev Lett. 2018. PMID: 30192582

3

Coherence Resonance and Stochastic Resonance in an Excitable Semiconductor Superlattice.

Mompo E, Ruiz-Garcia M, Carretero M, Grahn HT, Zhang Y, Bonilla LL. Mompo E, et al. Among authors: grahn ht. Phys Rev Lett. 2018 Aug 24;121(8):086805. doi: 10.1103/PhysRevLett.121.086805. Phys Rev Lett. 2018. PMID: 30192625

4

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

Wienold M, Tahraoui A, Schrottke L, Sharma R, Lü X, Biermann K, Hey R, Grahn HT. Wienold M, et al. Among authors: grahn ht. Opt Express. 2012 May 7;20(10):11207-17. doi: 10.1364/OE.20.011207. Opt Express. 2012. PMID: 22565743 Free article.

5

Terahertz quantum-cascade lasers as high-power and wideband, gapless sources for spectroscopy.

Röben B, Lü X, Hempel M, Biermann K, Schrottke L, Grahn HT. Röben B, et al. Among authors: grahn ht. Opt Express. 2017 Jul 10;25(14):16282-16290. doi: 10.1364/OE.25.016282. Opt Express. 2017. PMID: 28789135 Free article.

6

High-temperature, continuous-wave operation of terahertz quantum-cascade lasers with metal-metal waveguides and third-order distributed feedback.

Wienold M, Röben B, Schrottke L, Sharma R, Tahraoui A, Biermann K, Grahn HT. Wienold M, et al. Among authors: grahn ht. Opt Express. 2014 Feb 10;22(3):3334-48. doi: 10.1364/OE.22.003334. Opt Express. 2014. PMID: 24663624 Free article.

7

Wideband, high-resolution terahertz spectroscopy by light-induced frequency tuning of quantum-cascade lasers.

Alam T, Wienold M, Lü X, Biermann K, Schrottke L, Grahn HT, Hübers HW. Alam T, et al. Among authors: grahn ht. Opt Express. 2019 Feb 18;27(4):5420-5432. doi: 10.1364/OE.27.005420. Opt Express. 2019. PMID: 30876146 Free article.

8

Radial Stark Effect in (In,Ga)N Nanowires.

Lähnemann J, Corfdir P, Feix F, Kamimura J, Flissikowski T, Grahn HT, Geelhaar L, Brandt O. Lähnemann J, et al. Among authors: grahn ht. Nano Lett. 2016 Feb 10;16(2):917-25. doi: 10.1021/acs.nanolett.5b03748. Epub 2016 Jan 25. Nano Lett. 2016. PMID: 26789515

9

Frequency and power stabilization of a terahertz quantum-cascade laser using near-infrared optical excitation.

Alam T, Wienold M, Lü X, Biermann K, Schrottke L, Grahn HT, Hübers HW. Alam T, et al. Among authors: grahn ht. Opt Express. 2019 Dec 9;27(25):36846-36854. doi: 10.1364/OE.27.036846. Opt Express. 2019. PMID: 31873456 Free article.

10

Absence of Quantum-Confined Stark Effect in GaN Quantum Disks Embedded in (Al,Ga)N Nanowires Grown by Molecular Beam Epitaxy.

Sinito C, Corfdir P, Pfüller C, Gao G, Bartolomé J, Kölling S, Rodil Doblado A, Jahn U, Lähnemann J, Auzelle T, Zettler JK, Flissikowski T, Koenraad P, Grahn HT, Geelhaar L, Fernández-Garrido S, Brandt O. Sinito C, et al. Among authors: grahn ht. Nano Lett. 2019 Sep 11;19(9):5938-5948. doi: 10.1021/acs.nanolett.9b01521. Epub 2019 Aug 14. Nano Lett. 2019. PMID: 31385709

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