Apl. Prof. Dr.-Ing. Dirk Schulz

• Stu­di­um der Elek­tro­tech­nik an der RWTH Aachen von 1985-1990
• Abschluss Dipl.-Ing.
• seit Au­gust 1990 an der Uni­ver­si­tät Dort­mund am Lehrstuhl für Hochfrequenztechnik be­schäf­tigt
• Pro­mo­ti­on zum Dr.-Ing. 1994
• Promotionsthema:
  'Si­mu­la­tion optischer Wellenleiterschaltungen im Zeit- und Frequenzbereich'
• Habilitation 2001
• Habilitationsthema:
  'Zeitbereichsanalyse von Bauelementen der Hochfrequenztechnik und optischen Übertragungstechnik'
• Ver­lei­hung der Lehrbefugnis für das Fach 'CAD für Hochfrequenzschaltungen' an der Uni­ver­si­tät Dort­mund 25.04.2001
• Vertretungsprofessur 'Elektromagnetische Verträglichkeit' an der Technischen Uni­ver­si­tät Dort­mund 01.04.2004 - 30.03.2006
• Ver­lei­hung der Bezeichnung apl. Prof. am 02.04.2019
• Vertretungsprofessur 'Mikro- und Nanoelektronik' an der Technischen Uni­ver­si­tät Dort­mund
  01.10.2019 - 30.03.2020

• Hochfrequenztechnik und Pho­to­nik
  • Modellierung und Analyse des Ladungsträgertransports in Quantenbauelementen der THz-Tech­nik und Pho­to­nik
  • Entwicklung von Algorithmen zur Charakterisierung des Wärmetransports in Mikro- und Nanostrukturen
  • Ent­wick­lung von schnellen Al­go­rith­men für die Analyse von Wellenleiterschaltungen im Zeit- und Frequenzbereich für An­wen­dungen in der THz-Tech­nik und Pho­to­nik
  • Analyse und Herstellung von Git­ter­struk­tu­ren in der Plasmonik und deren An­wen­dungen in der Sensorik
• Aktuelle Drittmittelprojekte
  • Schnelle Zeitbereichsmethoden zur Analyse von Kom­po­nen­ten der Pho­to­nik (För­de­rung durch die DFG ab 01.09.2016)
  • Numerische Me­tho­den zur Beschleunigung der Analyse des Ladungsträgertransports in Quantenbauelementen der Hochfrequenztechnik und Pho­to­nik auf der Grund­la­ge der von-Neumann-Gleichung (För­de­rung durch die DFG ab 01.11.2017)
  • Diskontinuierliche Galerkin-Ver­fah­ren für die von-Neumann-Gleichung (För­de­rung durch die DFG ab 01.12.2021)
  • Ent­wick­lung und Op­ti­mie­rung von mikrooptischen Strukturen (För­de­rung durch das BMWI ab 01.04.2021)
• Abgeschlossene Drittmittelprojekte (Auswahl)
  • Erasmus Mundus: Leaders (Förderzeitraum 2014-2018)
  • Erasmus Mundus: Intact (Förderzeitraum 2013-2017)
  • Erasmus Mundus: StrongTies (Förderzeitraum 2011-2015)
  • Analyse und Modellierung von InP-basierten Wellenleiter-MQW-Elektroabsorptionsmodulatoren (För­de­rung durch die DFG, 1996-2000)
  • Makromodellierungen und schnelle Simulationsmethoden zur Lö­sung der nichtlinearen Schrödingergleichung (För­de­rung durch die DFG, 1999-2002)
  • Analyse und Modellierung von Quantenbauelementen (För­de­rung durch die DFG, 1999-2005)
  • Zeitbereichsanalyse von Streifenleitungs-Zirkulatoren mit der Me­tho­de der Finiten Differenzen (För­de­rung durch die DFG, 1997-2002)

2023:

• V. Ganiu and D. Schulz, "Efficiency Analysis of Discontinuous Galerkin Approaches for the Application onto Quantum-Liouville Type Equations", Journal of Computational Electronics, doi.org/10.21203/rs.3.rs-3744467/v1, Dec. 2023, preprint
   
• M. Pech, A, Abdi, D. Schulz, "Time-resolved analysis of DGFETs with non-parabolic energy dispersion for THz applications", Journal of Applied Physics, Nov. 2023, submitted
   
• M. Pech, D. Schulz, "Investigating the impact of quantum confinement on the THz behavior of Nanoscale FinFETs", https://doi.org/10.1016/j.sse.2023.108808, Solid-State Electronics, vol. 210, Oct. 2023
   
• A. Abdi, D. Schulz,  "Application of the Tight Binding Method onto the von-Neumann Equation", https://doi.org/10.21203/rs.3.rs-3255819/v1 , Journal of Computational Electronics, August 2023, preprint
   
• A. Abdi and D. Schulz, "Resolving Inconsistencies between Discretizations for the Density Operator and the Wigner Function," 2023 International Conference on Simulation of Semiconductor Processes and Devices (SISPAD), Kobe, Japan, pp. 313-316, doi: 10.23919/SISPAD57422.2023.10319556. Sep. 2023
    
• V. Ganiu and D. Schulz, "Application of a Hybrid Discontinuous Galerkin Scheme onto Quantum-Liouville-type Equations for Heterostructure Devices," 2023 International Conference on Simulation of Semiconductor Processes and Devices (SISPAD), Kobe, Japan, pp. 261-264, doi: 10.23919/SISPAD57422.2023.10319502., Sep. 2023
    
• M. Pech and D. Schulz, "Transient Effects of Band Non-Parabolicity in DGFETs for RF Applications," 2023 International Conference on Simulation of Semiconductor Processes and Devices (SISPAD), Kobe, Japan, pp. 253-256, doi: 10.23919/SISPAD57422.2023.10319483., Sep. 2023
    
• M. Pech, A. Abdi, D. Schulz, "Investigation of a Staggered Grid Formulation of the Wigner Transport Equation for Complex Band Structures ", IWW Book of Abstracts, International Wigner Workshop (IWW), Barcelona, Spain, Jun. 2023
   
• A. Abdi, M. Pech, D. Schulz, "Incorporation of the Tight Binding Hamiltonian into Quantum Liouville-type Equations", IWCN Abstract ,International Workshop on Computational Nanotechnology (IWCN), Barcelona Spain, Jun. 2023
   
• V. Ganiu, D. Schulz, "Application of Discontinuous Galerkin Methods onto Quantum-Liouville type Equations", IWCN Abstract ,International Workshop on Computational Nanotechnology (IWCN), Barcelona, Spain, Jun. 2023
   
• V. Ganiu, M. Jäger and D. Schulz, "Hybrid Discontinuous Galerkin Approach for the Solution of Quantum Liouville-Type Equations," in IEEE Transactions on Nanotechnology, vol. 22, pp. 696-705,  doi: 10.1109/TNANO.2023.3322541, 2023

2022:
 

• V. Ganiu, D. Schulz, "Hybrid Discontinuous Galerkin Approach for the Solution of Quantum Liouville-type Equations", International Conference on Si­mu­la­tion of Semiconductor Pro­cess­es and Devices, Granada, Spain, Nov. 2022
   
• Valmir Ganiu, Dirk Schulz, "Discontinuous Galerkin concept for Quantum-Liouville type equations", Solid-State Electronics, doi.org/10.1016/j.sse.2022.108536 , vol. 200, Nov. 2022
   
• Mathias Pech, Dirk Schulz, "THz gain compression in nanoscale FinFETs", Solid-State Electronics, vol. 199,  https://doi.org/10.1016/j.sse.2022.108485 , Oct. 2022
   
• Mathias Pech, Dirk Schulz, "THz Gain compression in nanoscale FinFETs", International Conference on Si­mu­la­tion of Semiconductor Pro­cess­es and Devices, Granada, Spain, Sep. 2022
   
• W. Plotnikov, B. L. Inci and D. Schulz, "Investigation of conformal Mappings for the Approximation of Faber Polynomial based Propagators," 2022 IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization (NEMO), Limoges, France, 2022, pp. 1-3, doi: 10.1109/NEMO51452.2022.10038962
   
• W. Plotnikov, T. Murawski and D. Schulz, "Local Propagators utilizing Faber Polynomial based Expansions," 2022 IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization (NEMO), Limoges, France, 2022, pp. 1-3, doi: 10.1109/NEMO51452.2022.10038518

2021:

• L. Schulz, B. Inci, M. Pech, D. Schulz, "Subdomain based Exponential Integrators for Quantum Liouville-type Equations", J Comput Electron 20, 2070–2090 (2021). https://doi.org/10.1007/s10825-021-01797-2
   
• P. Sarapukdee, C. Spenner, D. Schulz, "Surface Reconditioning of Silver-based Gratings for Surface Plasmon Biosensors ", OSA Biophotonics Congress: Optics in the Life Sciences, Vancouver, Kanada, April 2021
   
• L. Schulz, M. Pech, D. Schulz, "Dynamic Modelling of Quantum Trans­port within MGFETs", International Work­shop on Computational Nanotechnology, Daejeon, South Korea, May 2021
   
• L. Schulz and D. Schulz, "Approximation of Multiband Hamiltonians for the Wigner Equation", International Wigner Work­shop, Daejeon, South Korea, May 2021
   
• H. Kleene, T. Luong and D. Schulz, "Faber Polynomial Based Approximations of Nonlinear Integrators for Electrodynamics," in IEEE Journal on Multiscale and Multiphysics Computational Techniques, vol. 6, pp. 41-49, 2021, doi: 10.1109/JMMCT.2021.3062459.

2020:

• L. Schulz and D. Schulz, "Formulation of a phase space exponential operator for the Wigner transport equation accounting for the spatial variation of the effective mass", J. Comput Electron., doi.org/10.1007/s10825-020-01551-0 , 2020
   
• L. Schulz and D. Schulz, "Multiband Phase Space Operator for Narrow Bandgap Semiconductor Devices", International Conference on Si­mu­la­tion of Semiconductor Pro­cess­es and Devices", Kobe, Japan, 2020
   
• L. Schulz and D. Schulz, "Transient Mode Space based Quantum Liouville-type Equations applied onto DGFETs", International Conference on Si­mu­la­tion of Semiconductor Pro­cess­es and Devices", Kobe, Japan, 2020

2019:

• L. Schulz and D. Schulz, "Complex Absorbing Potential Formalism Accounting for Open Boundary Conditions Within the Wigner Transport Equation," in IEEE Transactions on Nanotechnology, vol. 18, pp. 830-838, 2019, doi: 10.1109/TNANO.2019.2933307.
   
• L. Schulz and D. Schulz, "Subdomain Algorithm for the Numerical Solution of the Liouville-von Neumann Equation", International Workshop on Computational Nanotechnology (IWCN), Chicago, USA, 2019
   
• H. Kleene and D. Schulz, "Assessment of a Time Domain Beam Propagation Algorithm Based on Faber Polynomial Expansions ", IEEE MTT-S Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization (NEMO), May 2019
   
• L. Schulz and D. Schulz, "Formulation of a Complex Absorbing Potential for the transient numerical solution of the Wigner Transport Equation", International Wigner Workshop, Chicago, USA, 2019
   
• L. Schulz and D. Schulz, "Formulation of a Complex Absorbing Potential for the transient numerical solution of the Wigner Transport Equation", International Wigner Workshop, Chicago, USA, May 2019
   
• L. Schulz and D. Schulz, "Subdomain Algorithm for the numerical solution of the Liouville-von-Neumann Euqation", International Workshop on Computational Nanotechnology (IWCN), Chicago, USA, May 2019
   
• H. Kleene and D. Schulz, "Assessment of a Time Domain Beam Propagation Algorithm Based on Faber Polynomial Expansions ", IEEE MTT-S Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization (NEMO), Boston, USA, May 2019
   
• Kleene, H., Schulz, D.; "Complex envelope Faber polynomial method for the solution of Maxwell’s equations", Opt Quant Electron 51, 381, doi.org/10.1007/s11082-019-2099-y, 2019
   
• H. Kleene and D. Schulz, "Explicit Wideband Time-Domain Beam Propagation Algorithm Based on Faber Polynomials," in IEEE Journal on Multiscale and Multiphysics Computational Techniques, vol. 4, pp. 282-289, 2019, doi: 10.1109/JMMCT.2019.2954943.

2018:

• H. Kleene and D. Schulz, "Time Domain Solution of Maxwell’s Equations Using Faber Polynomials," in IEEE Transactions on Antennas and Propagation, vol. 66, no. 11, pp. 6202-6208, Nov. 2018, doi: 10.1109/TAP.2018.2869037.
   
• L. Schulz and D. Schulz, "Numerical Analysis of the Transient Behavior of the Non-Equilibrium Quantum Liouville Equation," in IEEE Transactions on Nanotechnology, vol. 17, no. 6, pp. 1197-1205, Nov. 2018, doi: 10.1109/TNANO.2018.2868972.
   
• L. Schulz and D. Schulz, "Boundary Concepts for an Improvement of the Numerical Solution with regard to the Wigner Transport Equation," 2018 International Conference on Simulation of Semiconductor Processes and Devices (SISPAD), Austin, TX, USA, 2018, pp. 75-78, doi: 10.1109/SISPAD.2018.8551736.
   
• H. Kleene and D. Schulz, "On the Evaluation of Sources in Highly Accurate Time Domain Simulations on the Basis of Faber Polynomials," 2018 Progress in Electromagnetics Research Symposium (PIERS-Toyama), Toyama, Japan, 2018, pp. 352-356, doi: 10.23919/PIERS.2018.8598215.
   
• H. Kleene and D. Schulz, "Concept of a Complex Envelope Faber Polynomial Approach for the Solution of Maxwell’s Equations," 2018 IEEE MTT-S International Conference on Numerical Electromagnetic and Multiphysics Modeling and Optimization (NEMO), Reykjavik, Iceland, 2018, pp. 1-3, doi: 10.1109/NEMO.2018.8503125.
   
• H. Kleene, D. Schulz, "Efficient Electromagnetic Time Domain Simulation on the Basis of Faber Polynomial Expansions", 11th Annual Meeting Photonic Devices, February 2018, Berlin, Germany
   
• H. Kleene and D. Schulz, "Unitary Polynomial Propagator Solving Maxwell’s Equations Allowing Arbitrarily Large Time Steps," in IEEE Photonics Technology Letters, vol. 30, no. 2, pp. 193-196, 15 Jan.15, 2018, doi: 10.1109/LPT.2017.2780988.
   
• C. Spenner, H. Kleene, P. Sarapukdee, K. Kallis, D. Schulz, "Analysis of SiO2- and MgF2-Based Surface Plasmon Resonance Sensors", 26th International workshop on optical wave and waveguide theory and numerical modelling OWTNM, 2018, Bad Sassendorf, Germany
   
• H. Kleene, D. Schulz, "An Assessment of Faber Polynomial Expansions for the Time Domain Solution of Maxwell’s equations", 26th International workshop on optical wave and waveguide theory and numerical modelling OWTNM, 2018, Bad Sassendorf, Germany

2017:

• K. S. Khalid, L. Schulz, D. Schulz, "Self-Energy Concept for the Numerical Solution of the Liouville-von Neumann Equation", IEEE Trans. Nanotechnology, Au­gust 31st, 2017
   
• D. Schulz, K. S. Khalid, L. Schulz, "Self-Energy Approach for Solving the Wigner-Trans­port Equation", 2nd International Wigner Work­shop, June 5, 2017, Windermere, UK
   
• H. Kleene, D. Schulz, "Investigation of a Unitary Explicit Algorithm for Electromagnetic Time Domain Simulations", 25th International workshop on optical wave and waveguide theory and numerical modelling, 2017, Eindhoven, Netherlands.
   
• H. Kleene, D. Schulz, "Electromagnetic time domain simulation of photonic devices: Concept to enable larger time steps for explicit methods", Matheon workshop on photonic devices, February 2017, Berlin, Germany.

2016:

• H. Kleene, D. Schulz, "An Assessment of Polynomial Approximations for the Time-Domain Beam Propagator", 24th International workshop on optical wave and waveguide theory and numerical modelling,O-31, 2016, Warsaw, Poland.
   
• L. Schulz, D. Schulz, "Application of a slowly varying Envelope Function onto the Analysis of the Wigner Trans­port Equation, 2016", IEEE Trans. Nanotechnology, vol. 15, no. 5, 2016
   
• H. Kleene, D. Schulz, "Assessment of Chebychev Expansions for the Approximation of the Time Domain Propagator", in Advanced Photonics for Com­mu­ni­ca­tions, OSA Technical Digest (on­line), Optical Society of America, paper JTu4A.11, 2016.
   
• L. Schulz, L. Haupt, D. Schulz, "Modal Analysis in the Krylov Domain utilizing a Subdomain Propagation Method", in Advanced Photonics for Com­mu­ni­ca­tions, OSA Technical Digest (on­line), Optical Society of America, paper JTu4A.12, 2016.
   
• D. Schulz, A. Mahmood, "Approximation of a Phase Space Operator for the Numerical Solution of the Wigner Equation", IEEE J. Quantum Electron., vol. 52, no. 2, 2016

2015:

• P. Zander, D. Schulz, "Subdomain Propagation Method for an Efficient Modal Analysis of Photonic Waveguides", IEEE J. Quantum Electron., vol. 51, no. 1, 2015

2014:

• A. Balkenohl, D. Schulz, "Fourier Expansion of the Beam propagation Operator in the Eigenvalue Domain", J. Lightwave Technol., vol. 32, no. 23, 3917-3925, 2014
   
• P. Zander, D. Schulz, "Subdomain Beam Propagation Method for a Modal Analysis of Single Mode Waveguides", in Advanced Photonics for Com­mu­ni­ca­tions, OSA Technical Digest (on­line), Optical Society of America, 2014, paper JT3A.36.

2013:

• A. Balkenohl, D. Schulz, "Beam propagation method based on a Fourier series approximation of the propagation operator ", Microwave Symposium Digest (IMS), IEEE MTT-S International, 2013

2011:

• D. Schulz, "Assessment of Time Domain Beam Propagation Methods using Padé Approximants for Optical Waveguide Analysis", Compumag, Sydney, July 2011

2009:

• D. Schulz, "Efficient Interface Conditions for Finite Difference Time Domain Methods", Compumag, Florianopolis, No­vem­ber 2009
   
• R. Stonies, D. Schulz, "Time Domain Analysis of Lumped Element Circulators", Compumag, Florianopolis, No­vem­ber 2009

2007:

• R. Stonies, D. Schulz, "Numerical de­sign strategy for lumped element circulators", AEU - International Journal of Electronics and Com­mu­ni­ca­tions, vol. 61, no. 3, pp. 177-181, March 2007

2006:

• R. Stonies, D. Teufer, D. Schulz, "Time Domain Analysis and Design of Lumped Element Circulators", MTT-Symposium, San Francisco, Juni 2006

2003:

• J. Lenge, D. Schulz, "Three-dimensional FDTD modeling and analysis of microwave circulators", AEU-International Journal of Electronics and Com­mu­ni­ca­tions, Germany, vol 57 (2003), no 1, p 1-8
   
• M. Wiedenhaus, A. Ahland, D. Schulz, E. Voges, "Nonlinear Algorithms for the Quantum Mechanical Si­mu­la­tion of Electroabsorption", 11th European Conference on Integrated Optics, pp. 229-232, ECIO 2003, Prague

2002:

• M. Wiedenhaus, A. Ahland, D. Schulz, E. Voges and B. Stegmüller, "Strategies for the Modeling of MQW-Electroabsorption Modulators (Invited Talk)", 2nd Int. Conf. on Numerical Si­mu­la­tion of Semiconductor Optoelectronic Devices, pp. 16-17, Zürich, 2002
   
• M. Wiedenhaus, J.L. Tinoco, D. Schulz and E. Voges, "Quantum Mechanical Modelling of Electron Trans­port", 13th Work­shop on Physical Si­mu­la­tion of Semiconductor Devices, Ilkley (Yorkshire), 2002
   
• M. Plura, T. Balslink, J. Kissing, D. Schulz, E. Voges, "Schneller Netzentwurf durch An­wen­dung der Kollokations-Me­tho­de zur Beschreibung der Signalausbreitung in optischen Fasern", ITG-Fachtagung "Photonische Netze", Leipzig, 2002.
   
• M. Wiedenhaus, A. Ahland, D. Schulz and E. Voges, "Modelling and Si­mu­la­tion of Electroabsorption Modulators", (Invited Paper), Spec. Issue on Si­mu­la­tion of Semiconductor Optoelectronic Devices, IEE Proceedings - Optoelectronics, vol. 149, no. 4, 2002, p. 122-130
   
• M. Plura, J. Kissing, J. Lenge, D. Schulz, E. Voges, "Analysis of an improved Split-Step algorithm for simulating optical transmission systems", Int. J. Electron. Commun. (AEÜ), Vol. 56, Nr. 6, Seiten 361-366, 2002
   
• M. Plura, T. Balslink, J. Kissing, D. Schulz, E. Voges, "Analysis of the collocation method for simulating the propagation of optical pulse sequences", Int. J. Electron. Commun. (AEÜ), Vol. 56, Nr. 6, Seiten 373-379, 2002

2001:

• M. Wiedenhaus, A. Ahland, D. Schulz, E. Voges, "Dynamical Si­mu­la­tion of Quantum Well Structures", IEEE J. Quantum Electronics, vol. 37, no. 5, 2001, p. 684-690
   
• J. Lenge, R. Stonies, D. Schulz, E. Voges, "Temperature characteristics of HQT microwave circulators", 31st European Microwave Conference 2001, London
   
• M. Plura, J. Kissing, M. Gunkel, J. Lenge, J.-P. Elbers, C. Glingener, D. Schulz, E. Voges, "Improved split-step method for efficient fibre simulations", IEE Electron. Lett., Vol. 37, Nr. 5, Seiten 286-287, 2001.
   
• M.Wiedenhaus, A.Ahland, D.Schulz and E.Voges, "Dynamics of Electroabsorption Modulators", 10th European Conference on Integrated Optics, ECIO 2001, Pa­der­born, p. 94-97
   
• M.Wiedenhaus, A.Ahland and D.Schulz, "Si­mu­la­tion of Saturation Effects in Electroabsorption Modulators", AEÜ Int. J. Electron. Comm., vol. 55, no. 5, 2001, p. 323-327

2000:

• A. Ahland, M. Wiedenhaus, D. Schulz, and E. Voges, "Calculation of Exciton Absorption in Arbitrary Layered Semiconductor Nanostructures with Exact Treatment of the Coulomb Singularity", IEEE J. Quantum Electron., vol. 36, no. 7, 2000, 842-848
   
• A. Ahland, D. Schulz, and E. Voges, "Nonlinear ef­fects in blue-shift waveguides EAM's", Opt. Quantum Electron., 32, 2000, 769-780
   
• M. Plura, J. Kissing, J. Lenge, D. Schulz, E. Voges, "Efficient Fibre Si­mu­la­tion: A Novel Approach to the Split-Step Method ", Work­shop W1: Modelling and Design of Optical Nerworks and Sys­tems, 26th European Conference on Optical Com­mu­ni­ca­tion, ECOC 2000, Mün­chen, Germany, 2000
   
• M. Wiedenhaus, A. Ahland, D. Schulz, E. Voges, "Exciton Absorption in Semiconductor Nanostructures with Exact Treatment of the Coulomb Singularity", Quantum Electronics and Laser Science Conference (QELS 2001), 2000

1999:

• A. Ahland, D. Schulz, and E. Voges, "Accurate mesh truncation for Schrodinger equations by a perfectly matched layer absorber: Application to the calculation of optical spectra", Physical Review B 60, no. 8, 1999, R5109-5112

1998:

• D. Schulz, C.Glingener, M. Bludszuweit, and E.Voges, "Mixed finite element beam propagation method", IEEE J. Lightwave Technol. 16, no. 7, 1998, 1336-1342
   
• A. Ahland, D. Schulz, and E. Voges, "Modelling and Design of Electroabsorption Modulators on GaInAsP", Int. J. Electron. Commun. 52, no. 5, 1998, 323-328
   
• A. Ahland, D. Schulz, and E. Voges, "Efficient modelling of the Optical Properties of MQW Modulators on InGaAsP with Absorption Edge Merging", IEEE Journal of Quantum Electronics 34, no. 9, 1998, 1597-1603
   
• D. Schulz, C. Glingener, M. Bludszuweit, and E. Voges, "Vectorial beam propagation method based on mixed elements", Topical Meeting on Integrated Photonics Research, Victoria, Canada, Technical Digest, 1998, paper IME4, 65-67
   
• A. Ahland, D. Schulz, E. Voges, "MQW waveguide electroabsorption modulators on InGaAsP with absorption edge merging", Topical Meeting on Integrated Photonics Research, Victoria, Canada, 1998, Technical Digest, paper ITuJ2, 321-323
   
• J. Lenge, A. Ahland, J. Kastner, D. Schulz, "FDTD Analysis of Microwave Circulators involving saturated magnetized Ferrites ", IEEE MTT-S International Microwave Symposium Digest, 2, Baltimore, 1998, 633-636
   
• J. Lenge, G. Steinwachs, I. Gieseke, D. Schulz, "FDTD Modeling and Analysis of Microstrip Circulators", 28th European Microwave Conference Proceedings (EuMC 1998), 2, Amsterdam, 1998, 289-294
   
• J. Lenge, D. Schulz, "FDTD-Analyse und Modellierung von Mikrowellenzirkulatoren in Streifenleitungstechnik", Kleinheubacher Be­rich­te 42, Kleinheubach, 1998, 201-205

1997:

• D. Schulz, A. Ahland, and E. Voges, "Time Domain Analysis and Modeling of Microstrip Circulators", Proceedings of the PIERS '97, Hongkong, 1997, 609
   
• D. Schulz, C.Glingener, M. Bludszuweit, and E.Voges, "Mixed finite element beam propagation method", 8th European Conference on Integrated Optics, ECIO'97, Stockholm, 1997, Proceedings, 226-229

1996:

• Rajarajan, P.A. Buah, T. Wongcharoen, B.M.A. Rahman, K.T.V. Grattan, D. Schulz, C. Glingener, P. Kopka, "Modelling of multimode interference based power dividers using different numerical approaches", Proceedings of the Applied Optics Division Conference of the IOP, Reading, UK, 1996 , 429-431

1995:

• C. Glingener, D. Schulz, and E. Voges, "Modelling of Optical Waveguide Modulators on III-V Semiconductors", IEEE J. Quantum Electron. 31, no. 1, 1995, 101-112
   
• D. Schulz, M. Pohl, and E. Voges, "Time Domain analysis of nonlinear optical waveguides", Topical Meeting on Integrated Photonics Research, Dana Point, USA, 1995, Technical Digest, paper IThF3
   
• D. Schulz, M. L. Rossmann, and E. Voges, "Analysis of Waveguide Grating Devices", Topical Meeting on Integrated Photonics Research, Dana Point, USA, 1995, Technical Digest, paper IFD2
   
• D. Schulz, M. Pohl, and E. Voges, "Analysis of Nonlinear Waveguides in the Time Domain", 7th European Conference on Integrated Optics, ECIO'95, Delft, Netherlands, 1995, 367-370
   
• D. Schulz, C. Glingener, P. C. Lee, and E. Voges, "Finite difference beam propagation algorithms for the analysis of optical waveguides", 10th Conference on the Computation of Electromagnetic Fields, CompuMag'97, Berlin, 1995, Proceedings, 738-739
   
• D. Schulz, M. L. Rossmann, and E. Voges, "Numerical Analysis of Waveguide Grating Devices", Proceedings of the IOOC '1995, Hongkong, 1995

1994:

• D. Schulz, C. Glingener, and E. Voges, "Novel Generalized Finite Difference Beam Propagation Method", IEEE J. Quantum Electron.QE 23, 1994, 1132-1140
   
• D. Schulz, P. C. Lee, and E. Voges, "Finite Difference Beam Propagation Algorithms", Topical Meeting on Integrated Photonics Research, San Francisco, USA, 1994, Technical Digest, paper ThF5
   
• D. Schulz, W. Nöker, and E. Voges, "Novel Propagation Algorithm for the Analysis of Optical Waveguides in the Time Domain", Topical Meeting on Integrated Photonics Research, San Francisco, USA, 1994, Technical Digest, paper ThF6

1993:

• D. Schulz and E. Voges, "Novel Generalized Finite Difference Beam Propagation Algorithm", Proceedings of the 6th European Conference on Integrated Optics, ECIO'93, Neuchatel, Switzerland, 1993, 13-4/13-5
   
• D. Schulz, C. Glingener, W. Nöker, and E. Voges, "Beam Propagation Algorithms for the Analysis of Optical Waveguides in the Frequency and Time Domain", Proceedings of the 19th European Conference on Optical Com­mu­ni­ca­tion, ECOC'93, Montreux, Switzerland, 2, 1993, 445-448

1992:

• P.C. Lee, D. Schulz, and E. Voges, "Novel Finite Difference Beam Propagation Algorithms for Photonic Devices", Proceedings of the 18th Conference on Optical Com­mu­ni­ca­tion ECOC'92, Berlin 1992, 1, 569-572
   
• P.C. Lee, D. Schulz, and E. Voges, "Three-Dimensional Finite-Difference Beam Propagation Algorithms for Photonic Devices", IEEE J. Lightwave Technology 10, 1992, 1832-1838

1991:

• N. Thorweihe and D. Schulz, "A BPM type algorithm solving the vector wave equation", Topical Meeting on Integrated Photonics Research (IPR), Monterey, USA, 1991, Technical Digest, paper ThB4