Alpar Matyas

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Supervising & Tutoring

Supervising and Tutoring

MA: Master Thesis, BA: Bachelor Thesis, DA: Diploma Thesis,
FP: Forschungspraxis, IP: Ingenieurpraxis

Dissertation by Alpar Matyas

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2011

Mátyás, Alpár: Modeling of quantum cascade lasers by ensemble Monte-Carlo methods. Dissertation, 2011 more… BibTeX Full text (mediaTUM)

Publications

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2015

Ezhov, I.; Mátyás, A.; Jirauschek, C.: Influence of screening on longitudinal-optical phonon scattering in QCLs. 13th International Conference on Intersubband Transitions in Quantum Wells (ITQW), Poster, 2015Vienna, Austria, 06-11 Sep 2015-09 more… BibTeX

2014

Jiang, A.; Matyas, A.; Vijayraghavan, K.; Jirauschek, C.; Wasilewski, Z.R.; Belkin, M.A.: Experimental investigation of terahertz quantum cascade laser with variable barrier heights. J. Appl. Phys. 115, 163103 2014-01, 2014 more… BibTeX Full text ( DOI )

2013

Belkin, M.A.; Vijayraghavan, K.; Vizbaras, A.; Jiang, A.; Demmerle, F.; Boehm, G.; Meyer, R.; Amann, M.C.; Mátyás, A.; Chashmahcharagh, R.; Lugli, P., Jirauschek, C.; Wasilewski, Z.R.;: THz quantum cascade lasers for operation above cryogenic temperatures. SPIE Photonics West, Talk 8640-40 (invited), 2013San Francisco CA USA Feb 02 - 07, 2013-02 more… BibTeX Full text ( DOI )
Belkin, M.A.; Vijayraghavan, K.; Vizbaras, A.; Jiang, A.; Demmerle, F.; Boehm, G.; Meyer, R.; Amann, M.C.; Mátyás, A.; Chashmahcharagh, R.; Lugli, P., Jirauschek, C.; Wasilewski, Z.R.;: THz quantum cascade lasers for operation above cryogenic temperatures. SPIE Photonics West Talk 8640-40 (invited), , 2013San Francisco CA USA, Feb 02 - 07, 2013-02 more… BibTeX Full text ( DOI )
Jiang, A.; Vijayraghavan, K.; Mátyás, A.; Jirauschek, C.; Wasilewski, Z.; Belkin, M.A.;: Terahertz Quantum Cascade Laser Performance for Structures with Variable Barrier Heights. IEEE/OSA Conference on Lasers and Electro-Optics (CLEO ) Talk JTu1J.7, (CLEO conference proceedings, Optical Society of America, IEEE Xplore Digital Library, 2013San Jose CA USA, June 09–14, 2013-06 more… BibTeX Full text ( DOI )
Jirauschek, C.; Mátyás, A.; Lugli, P.; Amann, M.-C.: Monte Carlo study of terahertz difference frequency generation in quantum cascade lasers. Opt Express. Mar 11;21(5):6180-5 2013-03, 2013 more… BibTeX Full text ( DOI )
Matyas, A.; Lugli, P.; Jirauschek, C.: Role of collisional broadening in Monte Carlo simulations of terahertz quantum cascade lasers. Appl. Phys. Lett. 102, 011101 2013-01, 2013 more… BibTeX Full text ( DOI )

2012

Fathololoumi, S.; Dupont, E.; Chan, C.W.I.; Wasilewski, Z.R.; Laframboise, S.R.; Ban, D.; Mátyás, A.; Jirauschek, C.; Hu, Q.; Liu, H.C.: Terahertz quantum cascade lasers operating up to ~200 K with optimized oscillator strength and improved injection tunneling. Optics Express, Vol. 20, Issue 4, pp. 3866-3876 2012-02, 2012, 3866 - 3876 more… BibTeX Full text ( DOI )
Fathololoumi, S.; Dupont, E.; Chan, I.; Wasilewski, Z.; Laframboise, S.; Ban, D.; Mátyás, A.; Jirauschek, C.; Hu, Q.; Liu, H.C.: 199.5 K Operation of THz Quantum Cascade Lasers. IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), Talk CTu2B.1, 2012San Jose CA USA 06-11 May 2012-05 more… BibTeX
Lugli, P.; Mátyás, A.; Jirauschek, C.: Monte Carlo Simulation of THz Quantum Cascade Lasers. IEEE MTT-S International Microwave Symposium, Talk WME-6, 2012Montreal, Canada, 17-22 June 2012-06 more… BibTeX
Mátyás, A.; Chashmahcharagh, R.; Kovacs, I.; Lugli, P.; Vijayraghavan, K.; Belkin, M.A.; Jirauschek, C.: Improved terahertz quantum cascade laser with variable height barriers. J. Appl. Phys. 111, 103106 2012-01, 2012 more… BibTeX Full text ( DOI )
Wasilewski, Z.R.; Dupont, E.; Fathololoumi, S.; Laframboise, S.R.; Chan, C.W.I.; Liu, H.C.; Mátyás, A.; Lindskog, M.; Razavipour, S.G.; Vijay, K.; Ban, D.; Hu. Q.; Jirauschek, C.; Wacker, A.; Belin, M.A.: MBE growth and optimization of THz quantum cascade lasers: towards high temperature operation. 11th International Conference on Infrared Optoelectronics: Materials and Devices (MIOMD-XI), invited talk, 2012Chicago IL USA Sep 04-08, 2012-09 more… BibTeX

2011

Jirauschek, C.; Mátyás, A.: Intrinsic linewidth analysis for terahertz quantum cascade lasers. Intersubband Transitions in Quantum Wells (ITQW 11), Talk Session “Device Physics” , 2011Sardinia, Italy, 11-17 Sep 2011-09 more… BibTeX
Mátyás, A.; Jirauschek, C.; Peretti, F.; Lugli, P.; Csaba, G.: Linear circuit models for on-chip quantum electrodynamics. Microwave Theory and Techniques, IEEE Transactions on (Volume:59 , Issue: 1 ) 2011-01, 2011 more… BibTeX Full text ( DOI )
Mátyás, A.; Lugli, P.; Jirauschek, C.: Photon-induced carrier transport in high efficiency midinfrared quantum cascade lasers. J. Appl. Phys. 110, 013108 2011-01, 2011 more… BibTeX Full text ( DOI )
Mátyás, A.; Lugli, P.; Jirauschek, C.: Modeling of high-efficiency midinfrared quantum cascade lasers. Electron Dynamics In Semiconductors, Optoelectronics and Nanostructures (EDISON 17), Talk M1.3, 2011Santa Barbara CA USA 08-12 Aug 2011-08 more… BibTeX
Mátyás, A.; Lugli, P.; Jirauschek, C.: Contribution of lasing action to the current of high power mid-infrared quantum cascade lasers. Intersubband Transitions in Quantum Wells (ITQW 11), Talk Session “Device Physics”, 2011Sardinia, Italy, 11-17 Sep 2011-09 more… BibTeX

2010

Jirauschek, C.; Mátyás, A.; Lugli, P.: Modeling bound-to-continuum terahertz quantum cascade lasers: The role of Coulomb interactions. J. Appl. Phys. 107, 013104 2010-01, 2010 more… BibTeX Full text ( DOI )
Mátyás, A.; Belin, M.A.; Lugli, P.; Jirauschek, C.: Temperature performance analysis of terahertz quantum cascade lasers: Vertical versus diagonal design. Appl. Phys. Lett. 96, 201110 2010-01, 2010 more… BibTeX Full text ( DOI )
Mátyás, A.; Katz, S.; Söntges, S.; Vizbaras, A.; Lugli, P.; Amann, M.C.; Jirauschek, C.: Coupled carrier-field Monte-Carlo analysis of mid-IR quantum cascade lasers. 14th International Workshop on Computational Electronics (IWCE-14), Talk Session “Optoelectronics”, 2010Pisa, Italy, Oct 26 - 29, 2010-10 more… BibTeX
Mátyás, A.; Kubis, T.; Lugli, P.; Jirauschek, C.: Comparison between semiclassical and full quantum transport analysis of THz quantum cascade lasers. Physica E: Low-dimensional Systems and Nanostructures Volume 42, Issue 10, September Pages 2628–2631 2010-09, 2010, 2628 - 2631 more… BibTeX Full text ( DOI )

2009

Jirauschek, C.; Mátyás, A.; Lugli, P.: Importance of Coulomb interactions in bound-to-continuum THz quantum cascade lasers. Journal of Physics: Conference Series Volume 193 Number 1 2009-08 . Phys.: Conf. Ser. 193 012062, 2009 more… BibTeX Full text ( DOI )
Jirauschek, C.; Mátyás, A.; Lugli, P.: Importance of Coulomb interactions in bound-to-continuum THz quantum cascade lasers. Electron Dynamics In Semiconductors, Optoelectronics and Nanostructures (EDISON 16), Poster Th-P30, 2009Montpellier, France, 24-28 Aug 2009-08 more… BibTeX
Mátyás, A.; Jirauschek, C.; Lugli, P.; Kubis, T.: Carrier transport in THz quantum cascade lasers: Are Green's functions necessary? J. Phys.: Conf. Ser. 193 012026 2009-08, 2009 more… BibTeX Full text ( DOI )
Mátyás, A.; Jirauschek, C.; Lugli, P.; Kubis, T.: Carrier transport in THz quantum cascade lasers: Are Green's functions necessary? Electron Dynamics In Semiconductors, Optoelectronics and Nanostructures (EDISON 16), Talk Mo-D3, 2009Montpellier, France, 24-28 Aug 2009-08 more… BibTeX
Mátyás, A.; Jirauschek, C.; Lugli, P.; Kubis, T.: Comparison between semiclassical and quantum carrier transport. International Conference on Modulated Semiconductor Structures (MSS-14), Poster Tu-mP36, 2009Kobe, Japan, 19-24 July 2009-07 more… BibTeX
Mátyás, A.; Kubis, T.; Lugli, P.; Jirauschek,: Carrier transport in THz quantum cascade lasers: Are Green's functions necessary? J. Phys.: Conf. Ser. 193 012026 2009-01, 2009 more… BibTeX Full text ( DOI )