Aarhus University Seal / Aarhus Universitets segl

Søren Ulstrup

  1. 2019
  2. Published

    Nanoscale mapping of quasiparticle band alignment. / Ulstrup, Søren; Giusca, Cristina E.; Miwa, Jill A.; Sanders, Charlotte E.; Browning, Alex; Dudin, Pavel; Cacho, Cephise; Kazakova, Olga; Gaskill, D. Kurt; Myers-Ward, Rachael L.; Zhang, Tianyi; Terrones, Mauricio; Hofmann, Philip.

    In: Nature Communications, Vol. 10, No. 1, 3283, 12.2019.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  3. Published

    Imaging microscopic electronic contrasts at the interface of single-layer WS 2 with oxide and boron nitride substrates. / Ulstrup, Søren; Koch, Roland J.; Schwarz, Daniel; McCreary, Kathleen M.; Jonker, Berend T.; Singh, Simranjeet; Bostwick, Aaron; Rotenberg, Eli; Jozwiak, Chris; Katoch, Jyoti.

    In: Applied Physics Letters, Vol. 114, No. 15, 151601, 2019.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  4. Published

    Transient hot electron dynamics in single-layer TaS2. / Andreatta, Federico; Rostami, Habib; Čabo, Antonija Grubišić; Bianchi, Marco; Sanders, Charlotte E.; Biswas, Deepnarayan; Cacho, Cephise; Jones, Alfred J.H.; Chapman, Richard T.; Springate, Emma; King, Phil D.C.; Miwa, Jill A.; Balatsky, Alexander; Ulstrup, Søren; Hofmann, Philip.

    In: Physical Review B, Vol. 99, No. 16, 165421, 2019.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  5. 2018
  6. Published

    Volatile two-dimensional electron gas in ultrathin BaTiO3 films. / Lutz, Peter; Moser, Simon; Jovic, Vedran; Chang, Young Jun; Koch, Roland J.; Ulstrup, Soren; Oh, Ji Seop; Moreschini, Luca; Fatale, Sara; Grioni, Marco; Jozwiak, Chris; Bostwick, Aaron; Rotenberg, Eli; Bentmann, Hendrik; Reinert, Friedrich.

    In: Physical Review Materials, Vol. 2, No. 9, 094411, 28.09.2018.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  7. Published

    Emergence of a Metal-Insulator Transition and High-Temperature Charge-Density Waves in VSe2 at the Monolayer Limit. / Duvjir, Ganbat; Choi, Byoung Ki; Jang, Iksu; Ulstrup, Soren; Kang, Soonmin; Trinh Thi Ly; Kim, Sanghwa; Choi, Young Hwan; Jozwiak, Chris; Bostwick, Aaron; Rotenberg, Eli; Park, Je-Geun; Sankar, Raman; Kim, Ki-Seok; Kim, Jungdae; Chang, Young Jun.

    In: Nano Letters, Vol. 18, No. 9, 09.2018, p. 5432-5438.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  8. Published

    Electronic structure of exfoliated and epitaxial hexagonal boron nitride. / Koch, Roland J.; Katoch, Jyoti; Moser, Simon; Schwarz, Daniel; Kawakami, Roland K.; Bostwick, Aaron; Rotenberg, Eli; Jozwiak, Chris; Ulstrup, Soren.

    In: Physical Review Materials, Vol. 2, No. 7, 074006, 07.2018.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  9. Published

    Photoemission investigation of oxygen intercalated epitaxial graphene on Ru(0001). / Ulstrup, Søren; Lacovig, Paolo; Orlando, Fabrizio; Lizzit, Daniel; Bignardi, Luca; Dalmiglio, Matteo; Bianchi, Marco; Mazzola, Federico; Baraldi, Alessandro; Larciprete, Rosanna; Hofmann, Philip; Lizzit, Silvano.

    In: Surface Science, Vol. 678, 27.03.2018, p. 57-64.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  10. Published

    Giant spin-splitting and gap renormalization driven by trions in single-layer WS2/h- BN heterostructures. / Katoch, Jyoti; Ulstrup, Søren; Koch, Roland J.; Moser, Simon; McCreary, Kathleen M.; Singh, Simranjeet; Jonker, Berend T.; Kawakami, Roland K.; Bostwick, Aaron; Rotenberg, Eli; Jozwiak, Chris.

    In: Nature Physics, Vol. 14, 22.01.2018, p. 355–359.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  11. 2017
  12. Published

    How Indium Nitride Senses Water. / Jovic, Vedran; Moser, Simon; Ulstrup, Søren; Goodacre, Dana; Dimakis, Emmanouil; Koch, Roland; Katsoukis, Georgios; Moreschini, Luca; Mo, Sung Kwan; Jozwiak, Chris; Bostwick, Aaron; Rotenberg, Eli; Moustakas, Theodore D.; Smith, Kevin E.

    In: Nano Letters, Vol. 17, No. 12, 13.12.2017, p. 7339-7344.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  13. Published

    Quasiparticles and charge transfer at the two surfaces of the honeycomb iridate Na2IrO3. / Moreschini, L.; Lo Vecchio, I.; Breznay, N. P.; Moser, S.; Ulstrup, S.; Koch, R.; Wirjo, J.; Jozwiak, C.; Kim, K. S.; Rotenberg, E.; Bostwick, A.; Analytis, J. G.; Lanzara, A.

    In: Physical Review B, Vol. 96, No. 16, 161116, 30.10.2017.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  14. Published

    Spin and Valley Control of Free Carriers in Single-Layer WS2. / Ulstrup, Søren; Grubisic Cabo, Antonija; Biswas, Deepnarayan; Riley, Jonathon M.; Dendzik, Maciej; Sanders, Charlotte; Bianchi, Marco; Cacho, Cephise; Matselyukh, Dan; Chapman, Richard T.; Springate, Emma; King, Phil D. C.; Miwa, Jill; Hofmann, Philip.

    In: Physical Review B, Vol. 95, 2017.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  15. 2016
  16. Published

    Spatially Resolved Electronic Properties of Single-Layer WS2 on Transition Metal Oxides. / Ulstrup, Søren; Katoch, Jyoti; Koch, Roland J.; Schwarz, Daniel; Singh, Simranjeet; McCreary, Kathleen M.; Yoo, Hang Keun; Xu, Jinsong; Jonker, Berend T.; Kawakami, Roland K.; Bostwick, Aaron; Rotenberg, Eli; Jozwiak, Chris.

    In: ACS Nano, Vol. 10, No. 10058, 10058, 21.10.2016.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  17. Published

    NaSn2As2: An Exfoliatable Layered van der Waals Zintl Phase. / Arguilla, Maxx Q.; Katoch, Jyoti; Cultrara, Nicholas D.; Xu, Jinsong; Xi, Xiaoxiang; Hanks, Amanda; Jiang, Shishi; Ross, Richard D.; Koch, Roland J.; Ulstrup, Søren; Bostwick, Aaron; Jozwiak, Chris; McComb, David W.; Rotenberg, Eli; Shan, Jie; Windl, Wolfgang; Kawakami, Roland K.; Goldberger, Joshua E.

    In: ACS Nano, Vol. 10, No. 9500, 9500, 04.10.2016.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  18. Published

    Manifestation of nonlocal electron-electron interaction in graphene. / Ulstrup, Soren; Schueler, Malte; Bianchi, Marco; Fromm, Felix; Raidel, Christian; Seyller, Thomas; Wehling, Tim; Hofmann, Philip.

    In: Physical Review B, Vol. 94, No. 8, 081403, 05.08.2016.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  19. Published

    Ultrafast Band Structure Control of a Two-Dimensional Heterostructure. / Ulstrup, Søren; Grubisic Cabo, Antonija; Miwa, Jill; Riley, Jonathon M.; Grønborg, Signe Strange; Johannsen, Jens C.; Cacho, Cephise; Alexander, Oliver; Chapman, Richard T.; Springate, Emma; Bianchi, Marco; Dendzik, Maciej; Lauritsen, Jeppe V.; King, Phil D. C.; Hofmann, Philip.

    In: A C S Nano, Vol. 10, No. 6, 06.06.2016, p. 6315-6322.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  20. Published

    Single-layer MoS2 on Au(111): Band gap renormalization and substrate interaction. / Bruix, Albert; Miwa, Jill; Hauptmann, Nadine; Wegner, Daniel; Ulstrup, Søren; Grønborg, Signe Strange; Sanders, Charlotte; Dendzik, Maciej; Grubisic Cabo, Antonija; Bianchi, Marco; Lauritsen, Jeppe V.; Khajetoorians, Alexander A.; Hammer, Bjørk; Hofmann, Philip.

    In: Physical Review B, Vol. 93, No. 16, 165422, 18.04.2016.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  21. 2015
  22. Published

    Ultrafast electron dynamics in epitaxial graphene investigated with time- and angle-resolved photoemission spectroscopy. / Ulstrup, Søren; Johannsen, Jens Christian; Crepaldi, Alberto; Cilento, Federico; Zacchigna, Michele; Cacho, Cephise; Chapman, Richard T.; Springate, Emma; Fromm, Felix; Raidel, Christian; Seyller, Thomas; Parmigiani, Fulvio; Grioni, Marco; Hofmann, Philip.

    In: Journal of Physics: Condensed Matter, Vol. 27, No. 16, 164206, 02.04.2015.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  23. Published

    Ramifications of optical pumping on the interpretation of time-resolved photoemission experiments on graphene. / Ulstrup, Søren; Johannsen, Jens Christian; Cilento, Federico; Crepaldi, Alberto; Miwa, Jill A.; Zacchigna, Michele; Cacho, Cephise; Chapman, Richard T.; Springate, Emma; Fromm, Felix; Raidel, Christian; Seyller, Thomas; King, Phil D. C.; Parmigiani, Fulvio; Grioni, Marco; Hofmann, Philip.

    In: Journal of Electron Spectroscopy and Related Phenomena, Vol. 200, 04.2015, p. 340-346.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  24. Published

    Electronic Structure of Epitaxial Single-Layer MoS2. / Miwa, Jill A.; Ulstrup, Soren; Sorensen, Signe G.; Dendzik, Maciej; Cabo, Antonija Grubisic; Bianchi, Marco; Lauritsen, Jeppe Vang; Hofmann, Philip.

    In: Physical Review Letters, Vol. 114, No. 4, 046802, 29.01.2015.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  25. Published

    Tunable Carrier Multiplication and Cooling in Graphene. / Johannsen, Jens Christian; Ulstrup, Soren; Crepaldi, Alberto; Cilento, Federico; Zacchigna, Michele; Miwa, Jill A.; Cacho, Cephise; Chapman, Richard T.; Springate, Emma; Fromm, Felix; Raidel, Christian; Seyller, Thomas; King, Phil D. C.; Parmigiani, Fulvio; Grioni, Marco; Hofmann, Philip.

    In: Nano Letters, Vol. 15, No. 1, 01.2015, p. 326-331.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  26. Published

    Electrochemical Transfer of Large-Area Single Crystal Epitaxial Graphene from Ir(111). / Koefoed, Line; Kongsfelt, Mikkel S.; Ulstrup, Søren; Grubisic Cabo, Antonija; Cassidy, Andrew; Whelan, Patrick R.; Bianchi, Marco; Dendzik, Maciej; Pizzocchero, Filippo; Jørgensen, Bjarke; Bøggild, Peter; Hornekær, Liv; Hofmann, Philip; Pedersen, Steen Uttrup; Daasbjerg, Kim.

    2015. Poster session presented at Graphene 2015, Bilbao, Spain.

    Research output: Contribution to conferencePosterResearch

  27. Published

    Facile electrochemical transfer of large-area single crystal epitaxial graphene from Ir(111). / Koefoed, Line; Kongsfelt, Mikkel; Ulstrup, Søren; Cabo, Antonija Grubisic; Cassidy, Andrew; Whelan, Patrick R.; Bianchi, Marco; Dendzik, Maciej; Pizzocchero, Filippo; Jørgensen, Bjarke; Bøggild, Peter; Hornekær, Liv; Hofmann, Philip; Pedersen, Steen U.; Daasbjerg, Kim.

    In: Journal of Physics D: Applied Physics, Vol. 48, No. 11, 115306, 2015.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  28. Published

    Observation of Ultrafast Free Carrier Dynamics in Single Layer MoS2. / Cabo, Antonija Grubisic; Miwa, Jill A.; Sørensen, Signe Grønborg; Riley, Jonathon M.; Johannsen, Jens C.; Cacho, Cephise; Alexander, Oliver; Chapman, Richard T.; Springate, Emma; Grioni, Marco; Lauritsen, Jeppe V.; King, Phil D. C.; Hofmann, Philip; Ulstrup, Søren.

    In: Nano Letters, Vol. 15, No. 9, 2015, p. 5883-5887.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  29. Published

    Synthesis of Epitaxial Single-Layer MoS2 on Au(111). / Sørensen, Signe Grønborg; Ulstrup, Søren; Bianchi, Marco; Dendzik, Maciej; Sanders, Charlotte E.; Lauritsen, Jeppe V.; Hofmann, Philip; Miwa, Jill A.

    In: Langmuir, Vol. 31, No. 35, 2015, p. 9700-9706.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  30. Published

    Van der Waals Epitaxy of Two-Dimensional MoS2-Graphene Heterostructures in Ultrahigh Vacuum. / Miwa, Jill A.; Dendzik, Maciej; Sørensen, Signe Grønborg; Bianchi, Marco; Lauritsen, Jeppe V.; Hofmann, Philip; Ulstrup, Søren.

    In: ACS Nano, Vol. 9, No. 6, 2015, p. 6502-6510.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  31. 2014
  32. Published

    Sequential Oxygen and Alkali Intercalation of Epitaxial Graphene on Ir(111): Enhanced Many-Body Effects and Formation of pn-interfaces. / Ulstrup, Søren; Andersen, Mie; Bianchi, Marco; Barreto, Lucas; Hammer, Bjørk; Hornekær, Liv; Hofmann, Philip.

    In: 2D materials, Vol. 1, 025002, 13.08.2014.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  33. Published

    Ultrafast dynamics of massive dirac fermions in bilayer graphene. / Ulstrup, Søren; Johannsen, Jens Christian; Cilento, Federico; Miwa, Jill A; Crepaldi, Alberto; Zacchigna, Michele; Cacho, Cephise; Chapman, Richard; Springate, Emma; Mammadov, Samir; Fromm, Felix; Raidel, Christian; Seyller, Thomas; Parmigiani, Fulvio; Grioni, Marco; King, Phil D C; Hofmann, Philip.

    In: Physical Review Letters, Vol. 112, No. 25, 27.06.2014, p. 257401.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  34. Published

    Extracting the temperature of hot carriers in time- and angle-resolved photoemission. / Ulstrup, Søren; Johannsen, Jens Christian; Grioni, Marco; Hofmann, Philip.

    In: Review of Scientific Instruments, 31.01.2014.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  35. Published
  36. Published

    Bottom-up approach for the low-cost synthesis of graphene-alumina nanosheet interfaces using bimetallic alloys. / Omiciuolo, Luca; Hernández, Eduardo R; Miniussi, Elisa; Orlando, Fabrizio; Lacovig, Paolo; Lizzit, Silvano; Menteş, Tevfik Onur; Locatelli, Andrea; Larciprete, Rosanna; Bianchi, Marco; Ulstrup, Søren; Hofmann, Philip; Alfè, Dario; Baraldi, Alessandro.

    In: Nature Communications, Vol. 5, 5062, 2014.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  37. 2013
  38. Published

    Kinks in the σ Band of Graphene Induced by Electron-Phonon Coupling. / Mazzola, Federico; Wells, Justin; Yakimova, Rosita; Ulstrup, Søren; Miwa, Jill; Balog, Richard; Bianchi, Marco; Leandersson, Mats ; Adell, Johan ; Hofmann, Philip; Balasubramanian, T.

    In: Physical Review Letters, Vol. 111, 21.11.2013.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  39. Published

    Three Dirac points on the (110) surface of the topological insulator Bi1-xSbx. / Zhu, Xie-Gang; Stensgaard, Malthe; Barreto, L.; Silva, Wendell Simoes e; Ulstrup, Søren; Michiardi, M.; Bianchi, M.; Dendzik, M.; Hofmann, P.

    In: New Journal of Physics, Vol. 15, 103011, 08.10.2013.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  40. Published

    Electronic structure of graphene on a reconstructed Pt(100) surface : Hydrogen adsorption, doping, and band gaps. / Ulstrup, S.; Nilsson, L.; Miwa, J.A.; Balog, R.; Bianchi, M.; Hornekær, L.; Hofmann, P.

    In: Physical Review B - Condensed Matter and Materials Physics, Vol. 88, No. 12, 19.09.2013.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  41. Published

    Direct View of Hot Carrier Dynamics in Graphene. / Johannsen, Jens Christian; Ulstrup, Søren; Cilento, Federico; Crepaldi, Alberto; Zacchigna, Michele; Cacho, Cephise; Turcu, I.C.Edmond; Springate, Emma; Fromm, Felix; Raidel, Christian ; Seyller, Thomas; Parmigiani, Fulvio; Grioni, Marco; Hofmann, Philip.

    In: Physical Review Letters, Vol. 111, 09.07.2013, p. 027403-1-027403-5.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  42. Published

    Electron-phonon coupling in quasi free-standing graphene. / Christian Johannsen, Jens; Ulstrup, Søren; Bianchi, Marco; Hatch, Richard; Guan, Dandan; Mazzola, Federico; Hornekær, Liv; Fromm, Felix; Raidel, Christian; Seyller, Thomas; Hofmann, Philip.

    In: Journal of Physics: Condensed Matter, Vol. 25, 12.02.2013, p. 094001.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  43. Published

    Detecting the local transport properties and the dimensionality of transport of epitaxial graphene by a multi-point probe approach. / Barreto, Lucas; Perkins, Edward; Johannsen, Jens; Ulstrup, Søren; Fromm, Felix; Raidel, Christian; Seyller, Thomas; Hofmann, Philip.

    In: Applied Physics Letters, Vol. 102, No. 3, 25.01.2013.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  44. 2012
  45. Published

    Nonequilibrium electron-vibration coupling and conductance fluctuations in a C60 junction. / Ulstrup, Søren; Frederiksen, Thomas; Brandbyge, Mads.

    In: Physical Review B, Vol. 86, No. 245417, 245417, 17.12.2012.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  46. Published

    High-temperature behavior of supported graphene: Electron-phonon coupling and substrate-induced doping. / Ulstrup, Søren; Bianchi, Marco; Guan, Dandan; Baraldi, Alessandro; Alfè, Dario; Hornekær, Liv; Hofmann, Philip.

    In: Physical Review B, Vol. 86, 2012.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review

  47. Published

    Oxygen Switching of the Epitaxial Graphene-Metal Interaction. / Larciprete, Rosanna; Ulstrup, Søren; Lacovig, Paolo; Dalmiglio, Matteo; Bianchi, Marco; Mazzola, Frederico; Hornekær, Liv; Orlando, Fabrizio; Baraldi, Alessandro; Hofmann, Philip; Lizzit, Silvano.

    In: A C S Nano, Vol. 6, No. 11, 2012, p. 9551–9558.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaperJournal articleResearchpeer-review