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Leader in Integrated ICT Hardware & Systems

Stefan Schulz -

  • Photonics

Research Grants

Funder Start Date End Date Title Role
Alexander Von Humboldt Foundation 01-MAY-08 30-NOV-08 Feodor-Lynen Postdoctoral Research Fellowship
Irish Research Council 01-DEC-08 30-NOV-10 IRCSET Embark Initiative Postdoctoral Fellowship
Science Foundation Ireland 01-SEP-14 31-AUG-18 SFI Starting Investigator Research Grant
Royal Irish Academy (RIA) 01-APR-16 30-MAR-18 Royal Irish Academy/Royal Society International Exchange Cost Share Agreement 2016 Principal Investigator

Research Collaborators

Company Country Name
University of Cambridge ENGLAND Rachel A. Oliver
University of Cambridge ENGLAND Colin J. Humphreys
Tyndall National Institute IRELAND Eoin P. O'Reilly
Tyndall National Institute IRELAND Brian Corbett
Tyndall National Institute IRELAND Peter J. Parbrook
University of Strathclyde SCOTLAND Robert W. Martin
University of Bremen GERMANY Gerd Czycholl
University of Bremen GERMANY Frank Jahnke
The University of Manchester ENGLAND Philip Dawson
Paul Drude Institute GERMANY Oliver Marquardt
University of Oxford ENGLAND Robert Taylor

Book Chapters

YearPublication
2017Electronic Band Structure
S. Schulz, E. P. O'Reilly (2017) Electronic Band Structure. : Taylor & Francis Books.
2014Plane-Wave Approaches to the Electronic Structure of Semiconductor Nanostructures
Eoin P O’Reilly, Oliver Marquardt, Stefan Schulz and Aleksey D. Andreev (2014) Plane-Wave Approaches to the Electronic Structure of Semiconductor Nanostructures. : Springer International Publishing.
2014Analysis of Reduced Built-In Polarization Fields and Electronic Structure of InGaN/GaN Quantum Dot Molecules
S. Schulz and E. P. O'Reilly (2014) Analysis of Reduced Built-In Polarization Fields and Electronic Structure of InGaN/GaN Quantum Dot Molecules. : Springer. [Details]

Peer Reviewed Journals

YearJournalPublication
2016Physica Status Solidi (B)Atomistic analysis of the electronic structure of m‐plane InGaN/GaN quantum wells: Carrier localization effects in ground and excited states due to random alloy fluctuations
Daniel P Tanner, Miguel A Caro, Eoin P O'Reilly, Stefan Schulz (2016) Atomistic analysis of the electronic structure of m‐plane InGaN/GaN quantum wells: Carrier localization effects in ground and excited states due to random alloy fluctuations. : . [Details]
2016RSC AdvancesRandom alloy fluctuations and structural inhomogeneities in c-plane InxGa1−xN quantum wells: theory of ground and excited electron and hole states
Daniel SP Tanner, Miguel A Caro, Eoin P O'Reilly, Stefan Schulz (2016) Random alloy fluctuations and structural inhomogeneities in c-plane InxGa1−xN quantum wells: theory of ground and excited electron and hole states. : . [Details]
2016Journal of Applied PhysicsThe nature of carrier localisation in polar and nonpolar InGaN/GaN quantum wells
P Dawson, S Schulz, RA Oliver, MJ Kapper, CJ Humphreys (2016) The nature of carrier localisation in polar and nonpolar InGaN/GaN quantum wells. : . [Details]
2016Physical Review B: Condensed MatterTheoretical analysis of influence of random alloy fluctuations on the opto-electronic properties of site-controlled (111)-oriented InGaAs/GaAs quantum dots
R Benchamekh, S Schulz, EP O'Reilly (2016) Theoretical analysis of influence of random alloy fluctuations on the opto-electronic properties of site-controlled (111)-oriented InGaAs/GaAs quantum dots. : . [Details]
2016Optical and Quantum ElectronicsPolar, semi-and non-polar nitride-based quantum dots: influence of substrate orientation and material parameter sets on electronic and optical properties
Patra, S Kanta and Marquardt, O and Schulz, S (2016) Polar, semi-and non-polar nitride-based quantum dots: influence of substrate orientation and material parameter sets on electronic and optical properties. : .
2016Semiconductor Science and TechnologyStrongly nonparabolic variation of the band gap in In x Al1− x N with low indium content
Vitaly Z Zubialevich, Duc V Dinh, Shahab N Alam, Stefan Schulz, Eoin P O’Reilly, Peter J Parbrook (2016) Strongly nonparabolic variation of the band gap in In x Al1− x N with low indium content. : .
2015Physical Review BOrigin of nonlinear piezoelectricity in III-V semiconductors: Internal strain and bond ionicity from hybrid-functional density functional theory
Caro, MA;Schulz, S;O'Reilly, EP (2015) Origin of nonlinear piezoelectricity in III-V semiconductors: Internal strain and bond ionicity from hybrid-functional density functional theory. : AMER PHYSICAL SOC. [Details]
2015Semiconductor Science and TechnologyColor stability, wave function overlap and leakage currents in InGaN-based LED structures: the role of the substrate orientation
Grzegorz Kozlowski, Brian Corbett, Stefan Schulz (2015) Color stability, wave function overlap and leakage currents in InGaN-based LED structures: the role of the substrate orientation. : .
2015Physical Review BStructural, electronic, and optical properties of m-plane InGaN/GaN quantum wells: Insights from experiment and atomistic theory
Schulz, S;Tanner, DP;O'Reilly, EP;Caro, MA;Martin, TL;Bagot, PAJ;Moody, MP;Tang, F;Griffiths, JT;Oehler, F;Kappers, MJ;Oliver, RA;Humphreys, CJ;Sutherland, D;Davies, MJ;Dawson, P (2015) Structural, electronic, and optical properties of m-plane InGaN/GaN quantum wells: Insights from experiment and atomistic theory. : AMER PHYSICAL SOC. [Details]
2015Physica Status Solidi (B)Band gap bowing and optical polarization switching in Al1−xGaxN alloys
Conor Coughlan, Stefan Schulz, Miguel A. Caro, and Eoin P. O'Reilly (2015) Band gap bowing and optical polarization switching in Al1−xGaxN alloys. : . [Details]
2015Physical Review B: Condensed MatterAtomistic analysis of the impact of alloy and well-width fluctuations on the electronic and optical properties of InGaN/GaN quantum wells
Stefan Schulz, Miguel A. Caro, Conor Coughlan, and Eoin P. O'reilly (2015) Atomistic analysis of the impact of alloy and well-width fluctuations on the electronic and optical properties of InGaN/GaN quantum wells. : . [Details]
2015Physical Review Aphysical Review AElectronic Structure of Polar and Semipolar (11-22)-Oriented Nitride Dot-in-a-Well Systems
S Schulz, O Marquardt (2015) Electronic Structure of Polar and Semipolar (11-22)-Oriented Nitride Dot-in-a-Well Systems. : . [Details]
2014Journal of Physics-Condensed MatterElectronic properties of site-controlled (111)-oriented zinc-blende InGaAs/GaAs quantum dots calculated using a symmetry-adapted k center dot p Hamiltonian
Marquardt, O,O'Reilly, EP,Schulz, S (2014) Electronic properties of site-controlled (111)-oriented zinc-blende InGaAs/GaAs quantum dots calculated using a symmetry-adapted k center dot p Hamiltonian. : . [Details]
2014Journal of Applied PhysicsPolarized photoluminescence excitation spectroscopy of a-plane InGaN/GaN multiple quantum wells grown on r-plane sapphire
Kundys, D.; Schulz, S.; Oehler, F.; Sutherland, D.; Badcock, T. J.; Dawson, P.; Kappers, M. J.; Oliver, R. A.; Humphreys, C. J. (2014) Polarized photoluminescence excitation spectroscopy of a-plane InGaN/GaN multiple quantum wells grown on r-plane sapphire. : . [Details]
2014Applied Physics LettersPolarization matching design of InGaN-based semi-polar quantum wells-A case study of (11(2)over-bar2) orientation
Kozlowski, G,Schulz, S,Corbett, B (2014) Polarization matching design of InGaN-based semi-polar quantum wells-A case study of (11(2)over-bar2) orientation. : . [Details]
2014Computational Materials ScienceA generalized plane-wave formulation of k·p formalism and continuum-elasticity approach to elastic and electronic properties of semiconductor nanostructures
Oliver Marquardt, Sixten Boeck, Christoph Freysoldt, Tilmann Hickel, Stefan Schulz, Jörg Neugebauer, Eoin P. O’Reilly (2014) A generalized plane-wave formulation of k·p formalism and continuum-elasticity approach to elastic and electronic properties of semiconductor nanostructures. : . [Details]
2014Physica Status Solidi (C) Current Topics in Solid State Physics Nonpolar GaN quantum dots: Impact of dot size and shape on the electron and hole wave function overlap
Schulz S.; M. A. Caro; O'Reilly E. P. (2014) Nonpolar GaN quantum dots: Impact of dot size and shape on the electron and hole wave function overlap. : . [Details]
2013Applied Physics ExpressComposition-Dependent Band Gap and Band-Edge Bowing in AlInN: A Combined Theoretical and Experimental Study
Schulz, S,Caro, MA,Tan, LT,Parbrook, PJ,Martin, RW,O'Reilly, EP (2013) Composition-Dependent Band Gap and Band-Edge Bowing in AlInN: A Combined Theoretical and Experimental Study. : . [Details]
2013Semiconductor Science and TechnologyLong wavelength transverse magnetic polarized absorption in 1.3 mu m InAs/InGaAs dots-in-a-well type active regions
Crowley, MT,Heck, SC,Healy, SB,Osborne, S,Williams, DP,Schulz, S,O'Reilly, EP (2013) Long wavelength transverse magnetic polarized absorption in 1.3 mu m InAs/InGaAs dots-in-a-well type active regions. : . [Details]
2013Physical Review BTheory of local electric polarization and its relation to internal strain: Impact on polarization potential and electronic properties of group-III nitrides
Caro, MA,Schulz, S,O'Reilly, EP (2013) Theory of local electric polarization and its relation to internal strain: Impact on polarization potential and electronic properties of group-III nitrides. : . [Details]
2012Optical and Quantum ElectronicsA flexible, plane-wave based multiband k center dot p model
Marquardt, O,Schulz, S,Freysoldt, C,Boeck, S,Hickel, T,O'Reilly, EP,Neugebauer, J (2012) A flexible, plane-wave based multiband k center dot p model. : . [Details]
2012Physica Status Solidi (C) Current Topics in Solid State Physics Built-in field control in nitride nanostructures operating in the UV
Caro, M. A.; Schulz, S.; Healy, S. B.; O'Reilly, E. P. (2012) Built-in field control in nitride nanostructures operating in the UV. : . [Details]
2012Physica Status Solidi B-Basic Solid State PhysicsEffect of alloy fluctuations on the local polarization in nitride nanostructures
Caro, MA,Schulz, S,O'Reilly, EP (2012) Effect of alloy fluctuations on the local polarization in nitride nanostructures. : . [Details]
2012Physica Status Solidi B-Basic Solid State PhysicsGround state switching in InGaN/GaN quantum dot molecules
Schulz, S,O'Reilly, EP (2012) Ground state switching in InGaN/GaN quantum dot molecules. : . [Details]
2011Physica Status Solidi B-Basic Solid State PhysicsOptical spectra of nitride quantum-dot systems: From tight-binding states to many-body effects
Seebeck, J,Lorke, M,Schulz, S,Schuh, K,Gartner, P,Jahnke, F (2011) Optical spectra of nitride quantum-dot systems: From tight-binding states to many-body effects. : . [Details]
2011Physical Review B: Condensed MatterSymmetry-adapted calculations of strain and polarization fields in (111)-oriented zinc-blende quantum dots
Schulz, S,Caro, MA,O'Reilly, EP,Marquardt, O; (2011) Symmetry-adapted calculations of strain and polarization fields in (111)-oriented zinc-blende quantum dots. : . [Details]
2011Physica Status Solidi A-Applications and Materials ScienceBuilt-in fields in stacked InGaN/GaN quantum dots
Schulz, S,O'Reilly, EP; (2011) Built-in fields in stacked InGaN/GaN quantum dots. : . [Details]
2011Journal of Applied PhysicsBuilt-in field control in alloyed c-plane III-N quantum dots and wells
Caro, MA,Schulz, S,Healy, SB,O'Reilly, EP; (2011) Built-in field control in alloyed c-plane III-N quantum dots and wells. : . [Details]
2010Physica Status Solidi (C) Current Topics in Solid State Physics Excitonic binding energies in non-polar GaN quantum wells
Schulz, S.; O'Reilly, E. P. (2010) Excitonic binding energies in non-polar GaN quantum wells. : . [Details]
2010Physica Status Solidi (C) Current Topics in Solid State Physics Characterising the degree of polarisation anisotropy in an a-plane GaN film
Badcock, T. J.; Schulz, S.; Moram, M. A.; Kappers, M. J.; Dawson, P.; O'Reilly, E. P.; Humphreys, C. J. (2010) Characterising the degree of polarisation anisotropy in an a-plane GaN film. : . [Details]
2010Physica Status Solidi (C) Current Topics in Solid State Physics Built-in fields in non-polar In(x)Ga(1-x)N quantum dots
Schulz, S.; O'Reilly, E. P. (2010) Built-in fields in non-polar In(x)Ga(1-x)N quantum dots. : . [Details]
2010Physical Review B: Condensed MatterElectronic and optical properties of nonpolar a-plane GaN quantum wells
Schulz, S,Badcock, TJ,Moram, MA,Dawson, P,Kappers, MJ,Humphreys, CJ,O'Reilly, EP; (2010) Electronic and optical properties of nonpolar a-plane GaN quantum wells. : . [Details]
2009Physical Review B: Rapid CommunicationsPolarization fields in nitride-based quantum dots grown on nonpolar substrates
Schulz, S,Berube, A,O'Reilly, EP (2009) Polarization fields in nitride-based quantum dots grown on nonpolar substrates. : . [Details]
2009IEEE Journal of Selected Topics In Quantum ElectronicsTheory of Gan Quantum Dots For Optical Applications
Williams, DP, Schulz, S, Andreev, AD, O'Reilly, EP; (2009) Theory of Gan Quantum Dots For Optical Applications. : . [Details]
2009Applied Physics LettersExcitation-induced energy shifts in the optical gain spectra of InN quantum dots
Lorke, M,Seebeck, J,Gartner, P,Jahnke, F,Schulz, S (2009) Excitation-induced energy shifts in the optical gain spectra of InN quantum dots. : . [Details]
2008The European Physical Journal BSpin-orbit coupling and crystal-field splitting in the electronic and optical properties of nitride quantum dots with a wurtzite crystal structure
Schulz, S.; Schumacher, S.; Czycholl, G. (2008) Spin-orbit coupling and crystal-field splitting in the electronic and optical properties of nitride quantum dots with a wurtzite crystal structure. : . [Details]
2008Physical Review B: Condensed MatterComparison of atomistic and continuum theoretical approaches to determine electronic properties of GaN/AlN quantum dots
Marquardt, O.; Mourad, D.; Schulz, S.; Hickel, T.; Czycholl, G.; Neugebauer, J. (2008) Comparison of atomistic and continuum theoretical approaches to determine electronic properties of GaN/AlN quantum dots. : . [Details]
2007Physica Status Solidi B-Basic Solid State PhysicsSemiconductor nanocrystals and embedded quantum dots: Electronic and optical properties
Schulz, S.; Schumacher, S.; Czycholl, G. (2007) Semiconductor nanocrystals and embedded quantum dots: Electronic and optical properties. : . [Details]
2007Physical Review B: Condensed MatterInfluence of symmetry and Coulomb correlation effects on the optical properties of nitride quantum dots
Baer, N.; Schulz, S.; Gartner, P.; Schumacher, S.; Czycholl, G.; Jahnke, F. (2007) Influence of symmetry and Coulomb correlation effects on the optical properties of nitride quantum dots. : . [Details]
2006Physica Status Solidi (C) Current Topics in Solid State Physics Electronic states in nitride semiconductor quantum dots: A tight-binding approach
Schulz, S. ; Czycholl, G. (2006) Electronic states in nitride semiconductor quantum dots: A tight-binding approach. : . [Details]
2006Physica Status Solidi (C) Current Topics in Solid State Physics Microscopic tight-binding description for electronic and optical properties of InN/GaN quantum dots
Schulz, S. ;Baer, N. ;Schumacher, S. ;Gartner, P. ;Jahnke, F. ;Czycholl, G. (2006) Microscopic tight-binding description for electronic and optical properties of InN/GaN quantum dots. : . [Details]
2006Physical Review B: Condensed MatterTight-binding model for semiconductor quantum dots with a wurtzite crystal structure: From one-particle properties to Coulomb correlations and optical spectra
Schulz, S.; Schumacher, S.; Czycholl, G. (2006) Tight-binding model for semiconductor quantum dots with a wurtzite crystal structure: From one-particle properties to Coulomb correlations and optical spectra. : . [Details]
2005Applied Physics LettersOptical properties of self-organized wurtzite InN/GaN quantum dots: A combined atomistic tight-binding and full configuration interaction calculation
Baer, N ; Schulz, S ; Schumacher, S ; Gartner, P ; Czycholl, G ; Jahnke, F (2005) Optical properties of self-organized wurtzite InN/GaN quantum dots: A combined atomistic tight-binding and full configuration interaction calculation. : . [Details]
2005Physical Review B: Condensed MatterTight-binding model for semiconductor nanostructures
Schulz, S. ;Czycholl, G (2005) Tight-binding model for semiconductor nanostructures. : .

Conference Publications

YearPublication
2016SPIE OPTO, Photonics West
B Corbett, Z Quan, DV Dinh, G Kozlowski, D O'Mahony, M Akhter, S Schulz, P Parbrook, P Maaskant, M Caliebe, M Hocker, K Thonke, F Scholz, M Pristovsek, Y Han, CJ Humphreys, F Brunner, M Weyers, TM Meyer, L Lymperakis (2016) SPIE OPTO, Photonics West. : . [Details]
2015SPIE OPTO, Photonics West
S Schulz, O Marquardt, C Coughlan, MA Caro, O Brandt, EP O'Reilly (2015) SPIE OPTO, Photonics West. : . [Details]
20152015 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD)
EP O'Reilly, S Schulz, D Tanner, C Coughlan, Miguel A Caro (2015) 2015 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD). : . [Details]
20152015 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD)
Stefan Schulz, Oliver Marquardt (2015) 2015 International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD). : . [Details]
2012Built-in field control in nitride nanostructures operating in the UV
Caro, MA,Schulz, S,Healy, SB,O'Reilly, EP,Parbrook, PJ,Martin, RW,Halsall, MP (2012) Built-in field control in nitride nanostructures operating in the UV. : . [Details]
200929th International Conference on Physics of Semiconductors
Mourad, D.; Schulz S.; Czycholl G. (2009) 29th International Conference on Physics of Semiconductors. : .
200628th International Conference on the Physics of Semiconductors (ICPS-28)
Schulz, S.; Schumacher, S.; Czycholl, G. (2006) 28th International Conference on the Physics of Semiconductors (ICPS-28). : .

Conference Contributions

YearPublication
2016Workshop on Tight Binding Atomistic Theory of Optoelectronic Properties of Semiconductor Nanostructures
Stefan Schulz (2016) Workshop on Tight Binding Atomistic Theory of Optoelectronic Properties of Semiconductor Nanostructures. : .
2016Research Seminar at Technical University Berlin
Stefan Schulz (2016) Research Seminar at Technical University Berlin. : .
2016International Workshop on Nitride Semiconductors
Stefan Schulz (2016) International Workshop on Nitride Semiconductors. : .
2016Graduate Lecture
Stefan Schulz (2016) Graduate Lecture. : .
2016Research Seminar at Aalto University
Stefan Schulz (2016) Research Seminar at Aalto University . : .
201515th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD)
Stefan Schulz, Daniel S. P. Tanner, Conor Coughlan, Miguel A. Caro, Eoin P. O'Reilly (2015) 15th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD). : .
2014The International Workshop on Nitride Semiconductors (IWN 2014)
Schulz S.; M. A. Caro; O'Reilly E. P. (2014) The International Workshop on Nitride Semiconductors (IWN 2014). : .
2013GaN Workshop
Schulz S (2013) GaN Workshop. : .
2012INTERNATIONAL CONFERENCE ON METALLURGICAL COATINGS & THIN FILMS (39th ICMCTF)
Schulz, S.; Caro M. A., O'Reilly E. P. (2012) INTERNATIONAL CONFERENCE ON METALLURGICAL COATINGS & THIN FILMS (39th ICMCTF). : .
2009Workshop on "Physics of nitride-based, nanostructured, light emitting devices"
Schulz S (2009) Workshop on "Physics of nitride-based, nanostructured, light emitting devices". : .

Honours and Awards

  • [2007] - YACHT TECCON doctoral thesis award
  • [2008] - Bremer Studienpreis 2008
  • [2008] - IRCSET Embark Initiative Postdoctoral Fellowship
  • [2008] - Feodor-Lynen Postdoctoral Research Fellowship
  • [2013] - Starting Investigator Research Grant
  • [2016] - Royal Irish Academy - Royal Society International Exchange Cost Share Programme
  • [2015] - Best Poster Award at 11th International Conference on Nitride Semiconductors, Beijing, China

Professional Associations

  • Member
  • Member

Journal Activities

  • Physical Review B: Condensed Matter - Referee
  • Applied Physics Letters - Referee
  • Phys Status Solidi B - Referee
  • IEEE J Sel Top Quant - Referee
  • Semiconductor Science and Technology - Referee
  • Physica E-Low-Dimensional Systems & Nanostructuresphysica E-Low-Dimensional Systems & Nanostructures - Referee
  • Superlattice Microst - Referee
  • J Phys D Appl Phys - Referee

Teaching Interests

  • From Janunary 2017 Module Lecturer at the Department of Physics, UCC
  • From 2013 - 2016 Module Lecturer at the School of Mathematical Sciences, UCC.

Teaching Resources:
  • PY2102: Introduction to Quantum Physics
  • AM2006 & AM6014: Mathematical Modelling for Biological and Environmental Sciences


Recent Postgraduates

Student Degree Graduation Year Institution Thesis
Miguel A. Caro Bayo PhD University College Cork Theory of elasticity and electronic polarization effects in the group-III nitrides
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