Publications

[Extracted from DiVA, the publication database at KTH.]

Akabori, M.; Hidaka, S.; Iwase, H.; Yamada, S.; Ekenberg, U. (2012):
Realization of In0.75Ga0.25As two-dimensional electron gas bilayer system for spintronics devices based on Rashba spin-orbit interaction.
Journal of Applied Physics 112: 113711 [Details]
Gustafsson, O.; Karim, A.; Berggren, J.; Wang, Q.; Reuterskiöld-Hedlund, C.; Ernerheim-Jokumsen, C.; Soldemo, M.; Weissenrieder, J.; Persson, S.; Almqvist, S.; Ekenberg, U.; Noharet, B.; Asplund, C.; Göthelid, M.; Andersson, J.; Hammar, M. (2012):
Photoluminescence and photoresponse from InSb/InAs-based quantum dot structures.
Optics Express 20: 21264-21271 [Details]
Gustafsson, O.; Berggren, J.; Ekenberg, U.; Hallén, A.; Hammar, M.; Höglund, L.; Karim, A.; Noharet, B.; Wang, Q.; Gromov, A.; Almqvist, S.; Zhang, A.; Junique, S.; Andersson, J.; Asplund, C.; von Würtemberg, R.; Malm, H.; Martijn, H. (2011):
Long-wavelength infrared quantum-dot based interband photodetectors.
Infrared physics & technology 54: 287-291 [Details]
Ekenberg, U.; Gvozdíc, D. (2009):
Spin splitting in modulation-doped semiconductor quantum wells.
Chapter in book [Details]
Gvozdić, D.; Ekenberg, U. (2008):
Novel mechanism for rapid spin flip with increasing in-plane wave vector in slightly asymmetric modulation-doped quantum wells.
[Conference paper] 17th International Vacuum Congress/13th International Conference on Surface Science/Internatinal Conference on Nanoscience and Technology, Stockholm, SWEDEN, JUL 02-06, 2007; PROCEEDINGS OF THE 17TH INTERNATIONAL VACUUM CONGRESS/13TH INTERNATIONAL CONFERENCE ON SURFACE SCIENCE/INTERNATIONAL CONFERENCE ON NANOSCIENCE AND TECHNOLOGY [Details]
Gvozdic, D.; Ekenberg, U. (2008):
Rapid spin flip in a spin subband at an anticrossing region in a slightly asymmetric modulation-doped quantum well.
Physica. E, Low-Dimensional systems and nanostructures 40: 2081-2083 [Details]
Ekenberg, U.; Gvozdic, D. (2008):
Analysis of electric-field-induced spin splitting in wide modulation-doped quantum wells.
Physical Review B. Condensed Matter and Materials Physics 78: 205317 [Details]
Holmström, P.; Jänes, P.; Ekenberg, U.; Thylen, L. (2008):
Efficient electroabsorption for mid-infrared wavelengths using intersubband transitions.
[Conference paper] 17th International Vacuum Congress/13th International Conference on Surface Science/Internatinal Conference on Nanoscience and Technology Stockholm, SWEDEN, JUL 02-06, 2007; PROCEEDINGS OF THE 17TH INTERNATIONAL VACUUM CONGRESS/13TH INTERNATIONAL CONFERENCE ON SURFACE SCIENCE/INTERNATIONAL CONFERENCE ON NANOSCIENCE AND TECHNOLOGY [Details]
Holmström, P.; Jänes, P.; Ekenberg, U.; Thylén, L. (2008):
Efficient infrared electroabsorption with 1 V applied voltage swing using intersubband transitions.
Applied Physics Letters 93: [Details]
Gvozdic, D.; Ekenberg, U. (2007):
Strong dependence of spin direction and wave function localization on In-plane wave vector in wide modulation-doped quantum wells.
Journal of Physics, Conference Series 61: 273-277 [Details]
Gvozdić, D.; Ekenberg, U. (2007):
Novel mechanism for order-of-magnitude enhancement of rashba effect in wide modulation-doped quantum wells.
[Conference paper] 28th International Conference on the Physics of Semiconductors, ICPS 2006, 24 July 2006 through 28 July 2006, Vienna, Austria; Physics of Semiconductors 1371-1372 [Details]
Holmström, P.; Jänes, P.; Ekenberg, U.; Thylén, L. (2007):
Infrared modulator at 6 um with 1-V applied voltage swing using  intersubband transitions in step quantum wells grown by MOVPE.
[Conference paper] Int. Conf. on Modulated Semiconductor Structures (MSS-13); [Details]
Gvozdic, D.; Ekenberg, U. (2007):
Efficient switching of Rashba spin splitting in wide modulation-doped quantum wells.
Applied Physics Letters 90: [Details]
Gvozdic, D.; Ekenberg, U. (2006):
Superiority of p-type spin transistors.
Physica Scripta T126: 21-26 [Details]
Gvozdic, D.; Ekenberg, U. (2006):
Investigation of the super-efficient Rashba effect by simulation of Shubnikov-de Haas oscillations in a two-dimensional hole gas.
Physica. E, Low-Dimensional systems and nanostructures 34: 377-380 [Details]
Gvozdic, D.; Ekenberg, U. (2006):
Beyond the Rashba model.
Physica. E, Low-Dimensional systems and nanostructures 32: 458-461 [Details]
Gvozdic, D.; Ekenberg, U. (2006):
Superefficient electric-field-induced spin-orbit splitting in strained p-type quantum wells.
Europhysics letters 73: 927-933 [Details]
Holmström, P.; Jänes, P.; Ekenberg, U.; Thylén, L. (2006):
Strong electroabsorption using intersubb and transitions in InGaAs/InAlGaAs/InAlAs step quantum wells.
Applied Physics Letters : [Details]
Gvozdic, D.; Ekenberg, U. (2005):
Strong enhancement of Rashba effect in strained p-type quantum wells.
[Conference paper] 27th International Conference on the Physics of Semiconductors (ICPS-27). Flagstaff, AZ. JUL 26-30, 2004; Physics of Semiconductors, Pts A and B 1423-1424 [Details]
Gvozdic, D.; Ekenberg, U.; Thylén, L. (2005):
Comparison of performance of n- and p-type spin transistors with conventional transistors.
Journal of Superconductivity 18: 349-356 [Details]
Liu, X.; Fälth, J.; Andersson, T.; Holmström, P.; Jänes, P.; Ekenberg, U.; Thylén, L. (2005):
Structural and optical properties of GaN/AlN multiple quantum wells for intersubband applications.
Journal of Crystal Growth 278: 397-401 [Details]
Malkova, N.; Ekenberg, U. (2002):
Spin properties of quantum wells with magnetic barriers. I. A k center dot p analysis for structures with normal band ordering.
Physical Review B. Condensed Matter and Materials Physics 66: [Details]
Malkova, N.; Ekenberg, U. (2002):
Spin properties of quantum wells with magnetic barriers. II. Inverted band ordering and spin polarized interface states.
Physical Review B. Condensed Matter and Materials Physics 66: [Details]
Holmström, P.; Jänes, P.; Ekenberg, U.; Thylén, L. (2002):
Design of intersubband optical modulators.
[Conference paper] Proceedings of the 26th International Conference on the Physicsof Semiconductors (26th ICPS), Edinburgh, Scotland, 2002 P126 [Details]
Jänes, P.; Holmström, P.; Ekenberg, U. (2002):
A high-speed intersubband modulator based on quantum interference in double quantum wells.
IEEE Journal of Quantum Electronics 38: 178-184 [Details]
Ekenberg, U.; Mauritz, O. (2001):
Control of spontaneous spin splitting in an asymmetric quantum well with the use of strain and/or magnetic field.
Physica. E, Low-Dimensional systems and nanostructures 10: 81-85 [Details]
Holmstrom, P.; Thylén, L.; Ekenberg, U. (2001):
Proposal of an optical modulator based on resonant tunneling and intersubband transitions.
IEEE Journal of Quantum Electronics 37: 224-230 [Details]
Mauritz, O.; Ekenberg, U. (2000):
Magnetic-field-induced suppression of spontaneous spin-splitting of hole subbands.
Physica. E, Low-Dimensional systems and nanostructures 6: 779-782 [Details]