Personensuche

Personensuche

Bitte geben Sie den Namen der gesuchten Person ein.

Es wurde 1 Person gefunden.

Dr. rer. nat. Tilmar Kümmell

Anschrift
Bismarckstr. 81 (BA)
47057 Duisburg
Raum
BA 112
Telefon
+49 203 379 3403
Telefax
+49 203 379 34 04
E-Mail
tilmar.kuemmell@uni-due.de

Funktionen

  • Wissenschaftliche/r Mitarbeiter/in, Werkstoffe der Elektrotechnik

Die folgenden Publikationen sind in der Online-Universitätsbibliographie der Universität Duisburg-Essen verzeichnet. Weitere Informationen finden Sie gegebenenfalls auch auf den persönlichen Webseiten der Person.

    Artikel in Zeitschriften

  • Abdelbaky, Mohamed; Beckmann, Yannick; Klein, Julian; Fabunmi, Tobiloba Grace; Stracke, Nicole; Grundmann, Annika; Heuken, Michael; Kalisch, Holger; Vescan, Andrei; Kümmell, Tilmar; Mertin, Wolfgang; Bacher, Gerd
    Band structure alignment in transfer-free MOCVD grown 2D-TMDC heterostructures revealed by ambient KPFM
    In: APL Materials, Jg. 13, 2025, Nr. 4, 041112
    DOI, Online Volltext (Open Access)
  • Chen, Chen; Trainor, Nicholas; Kumari, Shalini; Myja, Henrik; Kümmell, Tilmar; Zhang, Zhiyu; Zhang, Yuxi; Bisht, Anuj; Sadaf, Muhtasim Ul Karim; Sakib, Najam U.; Han, Ying; Mc Knight, Thomas V.; Graves, Andrew R.; Leger, Meghan E.; Redwing, Nicholas D.; Kim, Myeongok; Kowalczyk, Dorota Anna; Bacher, Gerd; Alem, Nasim; Yang, Yang; Das, Saptarshi; Redwing, Joan M.
    Effect of growth temperature on the microstructure and properties of epitaxial MoS₂ monolayers grown by metalorganic chemical vapor deposition
    In: Journal of Vacuum Science and Technology A: Vacuum, Surfaces, and Films, Jg. 42, 2024, Nr. 2, 022201
    DOI
  • Beckmann, Yannick; Myja, Henrik; Kramberg, Tom; Konietzka, Julius; Abdelbaky, Mohamed; Grundmann, Annika; Ghiami, Amir; Heuken, Michael; Kalisch, Holger; Vescan, Andrei; Mertin, Wolfgang; Kümmell, Tilmar; Bacher, Gerd
    Self-Powered Photodetectors Based on Scalable MOCVD-Grown WS₂-MoS₂ Heterostructures
    In: ACS Photonics, Jg. 11, 2024, Nr. 16, S. 2228 – 2235
    DOI
  • Grundmann, Annika; Beckmann, Yannick; Ghiami, Amir; Bui, Minh; Kardynal, Beata; Patterer, Lena; Schneider, Jochen; Kümmell, Tilmar; Bacher, Gerd; Heuken, Michael; Kalisch, Holger; Vescan, Andrei
    Impact of synthesis temperature and precursor ratio on the crystal quality of MOCVD WSe₂ monolayers
    In: Nanotechnology, Jg. 34, 2023, Nr. 20, 205602
    DOI
  • Myja, Henrik; Yang, Zhiqiao; Goldthorpe, Irene A; Jones, Alexander J B; Musselman, Kevin P; Grundmann, Annika; Kalisch, Holger; Vescan, Andrei; Heuken, Michael; Kümmell, Tilmar; Bacher, Gerd
    Silver nanowire electrodes for transparent light emitting devices based on WS₂ monolayers
    In: Nanotechnology, Jg. 34, 2023, Nr. 28, 285201
    DOI (Open Access)
  • Beckmann, Yannick; Grundmann, Annika; Daniel, Leon; Abdelbaky, Mohamed; McAleese, Clifford; Wang, Xiaochen; Conran, Ben; Pasko, Sergej; Krotkus, Simonas; Heuken, Michael; Kalisch, Holger; Vescan, Andrei; Mertin, Wolfgang; Kümmell, Tilmar; Bacher, Gerd
    Role of Surface Adsorbates on the Photoresponse of (MO)CVD-Grown Graphene–MoS2 Heterostructure Photodetectors
    In: ACS Applied Materials & Interfaces, Jg. 14, 2022, Nr. 30, S. 35184 – 35193
    DOI
  • Hutten, Ulrike; Daniel, Leon; Grundmann, Annika; Stracke, Nicole; Abdelbaky, Mohamed; Beckmann, Yannick; Heuken, Michael; Mertin, Wolfgang; Kalisch, Holger; Vescan, Andrei; Bacher, Gerd; Kümmell, Tilmar
    Transfer-free, scalable photodetectors based on MOCVD-grown 2D-heterostructures
    In: 2D Materials, Jg. 8, 2021, Nr. 4, 045015
    DOI (Open Access)
  • Andrzejewski, Dominik; Oliver, Ruth; Beckmann, Yannick; Grundmann, Annika; Heuken, Michael; Kalisch, Holger; Vescan, Andrei; Kümmell, Tilmar; Bacher, Gerd
    Flexible Large-Area Light-Emitting Devices Based on WS₂ Monolayers
    In: Advanced Optical Materials, Jg. 8, 2020, Nr. 20, 2000694
    DOI (Open Access)
  • Grundmann, Annika; McAleese, Clifford; Conran, Ben Richard; Pakes, Andrew; Andrzejewski, Dominik; Kümmell, Tilmar; Bacher, Gerd; Khin Teo, Kenneth Boh; Heuken, Michael; Kalisch, Holger; Vescan, Andrei
    MOVPE of Large-Scale MoS₂/WS₂, WS₂/MoS₂, WS₂/Graphene and MoS₂/Graphene 2D-2D Heterostructures for Optoelectronic Applications
    In: MRS Advances / Materials Research Society (Hrsg.), Jg. 5, 2020, Nr. 31-32, S. 1625 – 1633
    DOI
  • Grundmann, A.; Andrzejewski, Dominik; Vescan, A.; Kalisch, H.; Kümmell, Tilmar; Bacher, Gerd; Heuken, M.
    H2S-free Metal-Organic Vapor Phase Epitaxy of Coalesced 2D WS2 Layers on Sapphire
    In: MRS Advances / Materials Research Society (Hrsg.), Jg. 4, 2019, Nr. 10, S. 593 – 599
    DOI
  • Andrzejewski, Dominik; Myja, Henrik; Heuken, Michael; Grundmann, Annika; Kalisch, Holger; Vescan, Andrei; Kümmell, Tilmar; Bacher, Gerd
    Scalable Large-Area p-i-n Light-Emitting Diodes Based on WS₂ Monolayers Grown via MOCVD
    In: ACS Photonics, Jg. 6, 2019, Nr. 8, S. 1832 – 1839
    DOI
  • Andrzejewski, Dominik; Hopmann, Eric; John, Michèle; Kümmell, Tilmar; Bacher, Gerd
    WS₂ monolayer-based light-emitting devices in a vertical p-n architecture
    In: Nanoscale, Jg. 11, 2019, Nr. 17, S. 8372 – 8379
    DOI
  • Andrzejewski, Dominik; Marx, M.; Grundmann, A.; Pfingsten, Oliver; Kalisch, H.; Vescan, A.; Heuken, M.; Kümmell, Tilmar; Bacher, Gerd
    Improved luminescence properties of MoS₂ monolayers grown via MOCVD: Role of pre-treatment and growth parameters
    In: Nanotechnology, Jg. 29, 2018, Nr. 29, S. 295704
    DOI
  • Marx, M.; Grundmann, A.; Lin, Y.-R.; Andrzejewski, Dominik; Kümmell, Tilmar; Bacher, Gerd; Heuken, M.; Kalisch, H.; Vescan, A.
    Metalorganic Vapor-Phase Epitaxy Growth Parameters for Two-Dimensional MoS₂
    In: Journal of Electronic Materials (JEM), Jg. 47, 2018, Nr. 2, S. 910 – 916
    DOI (Open Access)
  • Kümmell, Tilmar; Hutten, Ulrike; Heyer, F.; Derr, K.; Neubieser, R. M.; Quitsch, Wolf-Alexander; Bacher, Gerd
    Carrier transfer across a 2D-3D semiconductor heterointerface : the role of momentum mismatch
    In: Physical Review B, Jg. 95, 2017, Nr. 8, S. 081304
    DOI
  • Marx, Matthias; Nordmann, Sven; Knoch, Joachim; Franzen, Christopher; Stampfer, Christoph; Andrzejewski, Dominik; Kümmell, Tilmar; Bacher, Gerd; Heuken, Michael; Kalisch, Holger; Vescan, Andrei
    Large-area MoS 2 deposition via MOVPE
    In: Journal of Crystal Growth, Jg. 464, 2017, S. 100 – 104
    DOI
  • Kümmell, Tilmar; Quitsch, Wolf-Alexander; Matthis, Sebastian; Litwin, Tobias; Bacher, Gerd
    Gate control of carrier distribution in k-space in MoS2 monolayer and bilayer crystals
    In: Physical Review B: Condensed matter and materials physics, Jg. 91, 2015, Nr. 12, S. 125305
    DOI
  • Quitsch, Wolf-Alexander; Kümmell, Tilmar; Gust, Arne; Kruse, Carsten; Hommel, Detlef; Bacher, Gerd
    Electrically driven single photon emission from a CdSe/ZnSSe single quantum dot at 200 K
    In: Applied Physics Letters (APL), Jg. 105, 2014, Nr. 9, S. 091102
    DOI
  • Quitsch, Wolf-Alexander; Kümmell, Tilmar; Gust, Arne; Kruse, Carsten; Hommel, Detlef; Bacher, Gerd
    Electrically driven single photon emission from a CdSe/ZnSSe/MgS semiconductor quantum dot
    In: Physica Status Solidi (C): Current Topics in Solid State Physics, Jg. 11, 2014, Nr. 7-8: Special Issue: 16th International Conference on II–VI Compounds and Related Materials (II–VI 2013) • E-MRS 2013 Spring Meeting – Symposium C, S. 1256 – 1259
    DOI
  • Nannen, Jörg; Quitsch, Wolf-Alexander; Eliasson, S.; Kümmell, Tilmar; Bacher, Gerd
    High-frequency electrical charge and spin control in a single InGaAs quantum dot
    In: Physical Review B: Condensed matter and materials physics, Jg. 85, 2012, Nr. 3, S. 035325
    DOI
  • Nannen, Ekaterina; Kümmell, Tilmar; Ebbers, Andre; Bacher, Gerd
    P-Si/n-ZnO nanocrystal heterojunction light emitting device
    In: Applied Physics Express, Jg. 5, 2012, Nr. 3, S. 035001
    DOI
  • Fedorych, O. M.; Kruse, Carsten; Ruban, A.; Hommel, Detlef; Bacher, Gerd; Kümmell, Tilmar
    Room temperature single photon emission from an epitaxially grown quantum dot
    In: Applied Physics Letters (APL), Jg. 100, 2012, Nr. 6, S. 061114
    DOI
  • Chen, Yuansen; Halm, Simon; Kümmell, Tilmar; Bacher, Gerd; Wiater, Maciej; Wojtowicz, Tomasz; Karczewski, Grzegorz
    Local definition of spin polarization in a semiconductor by micro-scale current loops
    In: Journal of Superconductivity and Novel Magnetism, Jg. 23, 2010, Nr. 1, S. 111 – 114
    DOI
  • Zaitsev, Sergey; Arians, Robert; Kümmell, Tilmar; Bacher, Gerd; Gust, Arne; Kruse, C.; Hommel, Detlef
    Radiative recombination dynamics of CdSe/Zn(S,Se)/MgS quantum dots up to room temperature
    In: Physica Status Solidi (B): Basic Solid State Physics, Jg. 247, 2010, Nr. 6, S. 1413 – 1415
    DOI
  • Kümmell, Tilmar; Zaitsev, Sergey; Gust, Arne; Kruse, Carsten; Hommel, Detlef; Bacher, Gerd
    Radiative recombination in photoexcited quantum dots up to room temperature: The role of fine-structure effects
    In: Physical Review B: Condensed matter and materials physics, Jg. 81, 2010, Nr. 24, S. 241306
    DOI
  • Zaitsev, S.V.; Kümmell, Tilmar; Bacher, Gerd; Hommel, D.
    Temperature dependence of radiative recombination in CdSe quantum dots with enhanced confinement
    In: JETP Letters, Jg. 92, 2010, Nr. 1, S. 57 – 62
    DOI
  • Nannen, Jörg; Kümmell, Tilmar; Bartsch, Mathias; Brunner, Karl; Bacher, Gerd
    Ultrafast electrical charging and discharging of a single InGaAs quantum dot
    In: Applied Physics Letters (APL), Jg. 97, 2010, S. 173108
    DOI
  • Neshataeva, E.; Kümmell, Tilmar; Bacher, Gerd; Ebbers, A.
    All-inorganic light emitting device based on ZnO nanoparticles
    In: Applied Physics Letters (APL), Jg. 94, 2009, Nr. 9, S. 091115
    DOI
  • Kümmell, Tilmar; Ghali, M.; Huang, J.; Arians, R.; Bacher, Gerd; Wenisch, J.; Brunner, K.
    Electrical injection and optical readout of spin states in a single quantum dot
    In: International Journal of Modern Physics B (IJMPB): Condensed Matter Physics etc., Jg. 23, 2009, Nr. 12-13, S. 2826
    DOI
  • Ghali, M.; Kümmell, Tilmar; Wenisch, J.; Brunner, K.; Bacher, Gerd
    Charging of a InAs/GaAs single quantum dot from a n-ZnMnSe spin aligner
    In: Physica E: Low-dimensional Systems and Nanostructures, Jg. 40, 2008, Nr. 6, S. 2134 – 2137
    DOI
  • Ghali, M.; Kümmell, Tilmar; Wenisch, J.; Brunner, K.; Bacher, Gerd
    Electrical charging of a single quantum dot by a spin polarized electron
    In: Applied Physics Letters (APL), Jg. 93, 2008, S. 073107
    DOI
  • Neshataeva, E.; Kümmell, Tilmar; Ebbers, A.; Bacher, Gerd
    Electrically driven ZnO nanoparticle light emitting device
    In: Electronics Letters, Jg. 44, 2008, Nr. 25, S. 1485 – 1487
    DOI
  • Arians, Robert; Gust, A.; Kümmell, Tilmar; Kruse, C.; Zaitsev, S.; Bacher, Gerd; Hommel, D.
    Electrically driven single quantum dot emitter operating at room temperature
    In: Applied Physics Letters (APL), Jg. 93, 2008, Nr. 17, S. 173506
    DOI
  • Chen, Y.S.; Halm, S.; Neshataeva, E.; Kümmell, Tilmar; Bacher, Gerd; Wiater, M.; Wojtowicz, T.; Karczewski, G.
    Local control of spin polarization in a semiconductor by microscale current loops
    In: Applied Physics Letters (APL), Jg. 93, 2008, S. 141902
    DOI
  • Arians, R.; Kümmell, Tilmar; Bacher, Gerd; Gust, A.; Hommel, D.
    Room temperature emission from CdSe single quantum dots embedded in high bandgap barrier material
    In: Physica E: Low-dimensional Systems and Nanostructures, Jg. 40, 2008, Nr. 6, S. 1938 – 1940
    DOI

    • Beiträge in Sammelwerken und Tagungsbänden

  • Kümmell, Tilmar; Andrzejewski, Dominik; Beckmann, Yannick; Abdelbaky, Mohamed; Yeow, Travis; Grundmann, Annika; Heuken, Michael; Kalisch, Holger; Vescan, Andrei; Musselman, Kevin; Bacher, Gerd
    WS₂ monolayer based light emitting devices fabricated by scalable deposition techniques
    In: Light-Emitting Devices, Materials, and Applications XXIV / Light-Emitting Devices, Materials, and Applications XXIV, 3 - 6 February 2020, San Francisco, United States / Kim, Jong Kyu; Krames, Michael R.; Strassburg, Martin (Hrsg.). Bellingham: SPIE, 2020, 113020P
    DOI
  • Ludwig, Arne; Sothmann, Björn; Höpfner, Henning; Gerhardt, Nils C.; Nannen, Jörg; Kümmell, Tilmar; König, Jürgen; Hofmann, Martin R.; Bacher, Gerd; Wieck, Andreas D.
    Quantum Dot Spintronics : Fundamentals and Applications
    In: Magnetic Nanostructures: Spin Dynamics and Spin Transport / Zabel, Hartmut; Farle, Michael (Hrsg.). Berlin: Springer, 2013, S. 235 – 268
    DOI
  • Neshataeva, Ekaterina; Kümmell, Tilmar; Bacher, Gerd
    Light-Emitting Devices Based on Direct Band Gap Semiconductor Nanoparticles
    In: Inorganic Nanoparticles: Synthesis, Applications, and Perspectives / Altavilla, Claudia; Ciliberto, Enrico (Hrsg.). Boca Raton: CRC Press, 2011, S. 109 – 132
    DOI
  • Neshataeva, Ekaterina; Kümmell, Tilmar; Bacher, Gerd
    Light-Emitting devices based on direct band gap semiconductor nanoparticles
    In: Inorganic nanoparticles: synthesis, applications, and perspectives / Altavilla, Claudia; Ciliberto, Enrico (Hrsg.). Boca Raton, Fla. [u.a.]: CRC Press, 2011, S. 109 – 132
  • Neshataeva, Ekaterina; Kümmell, Tilmar; Ebbers, André; Bacher, Gerd
    All-inorganic light emitting devices based on semiconducting nanoparticles
    In: Photovoltaics and optoelectronics from nanoparticles / Symposium T, "Photovoltaics and Optoelectronics from Nanoparticles", April 5 - 9, 2010, San Francisco, CA, USA / Winterer, Markus; Gladfelter, Wayne L.; Gamelin, Daniel R.; Oda, Shunri (Hrsg.). Warrendale: MRS, 2010, S. 55 – 61
  • Kümmell, Tilmar; Arians, Robert; Gust, Arne; Kruse, Carsten; Zaitsev, Sergey; Hommel, Detlef; Bacher, Gerd
    Electrically driven single quantum dot emitter operating at room temperature
    In: Advances in Solid State Physics / Haug, Rolf (Hrsg.). Berlin [u.a.]: Springer Berlin Heidelberg, 2009, S. 67 – 78
    DOI