Publications for Helge Weman
Co-author map based on ISI articles 2007-

Keywords

wires wire wells v-groove tunneling temperature qwr quantum photoluminescence optical gaas/algaas gaas excitonic exciton emission electroluminescence coupled asymmetric algaas absorption

Journal Articles

Helge Weman, Susanna Palmgren, Fredrik Karlsson, A. Rudra, E. Kapon, D.L. Dheeraj, B.O. Fimland and J.C. Harmand
  Semiconductor Quantum-Wires and Nano-Wires for optoelectronic Applications
  Journal of materials science. Materials in electronics, 2009, 20(1), S94-S101.

Fredrik Karlsson, Helge Weman, K. Leifer, A. Rudra, E. Kapon and S.K. Lyo
  Strongly reduced exciton transfer between parallel quantum wires
  Applied Physics Letters, 2007, 90, 101108.

Susanna Palmgren, Helge Weman, A. Schoenberg, Fredrik Karlsson, M.-A. Dupertuis, K. Leifer, A. Rudra and E. Kapon
  Polarization-resolved optical absorption in single V-groove quantum wires
  Applied Physics Letters, 2006, 89, 191111.

H. Reichardt, K. Leifer, E. Pelucchi, Fredrik Karlsson, Helge Weman, A. Rudra and E. Kapon
  Influence of long-range substrate roughness on disorder in V-groove quantum wire structures
  Journal of Applied Physics, 2006, 100, 123509.

Fredrik Karlsson, M.-A. Dupertuis, Helge Weman and E. Kapon
  Fractional-dimensional excitonic absorption theory applied to V-groove quantum wires
  , 2004, , .
 Web of Science® Times Cited: 12

Fredrik Karlsson, Helge Weman, M.-A. Dupertuis, K. Leifer, A. Rudra and E. Kapon
  Electroluminescence and photoluminescence excitation study of asymmetric coupled GaAs/AlxGa1-xAs V-groove quantum wires
  , 2004, , .
 Web of Science® Times Cited: 8

KF Karlsson, Helge Weman, MA Dupertuis, K Leifer, A Rudra and E Kapon
  Electrolummescence of asymmetric coupled GaAs/AlGaAs V-groove quantum wires
  Institute of Physics Conference Series, 2003, 174, 183-186.

L. Sirigu, Helge Weman, Fredrik Karlsson, D.Y. Oberli, A. Rudra and E. Kapon
  Optical emission from a V-groove quantum wire laser diode immersed in high magnetic fields
  Physica. E, Low-Dimensional systems and nanostructures, 2002, 13, 881.
 Web of Science® Times Cited: 1

Helge Weman, L. Sirigu, Fredrik Karlsson, K. Leifer, A. Rudra and E. Kapon
  High internal quantum efficiency, narrow linewidth emission InGaAs/GaAs/AlGaAs quantum wire light-emitting diode
  Applied Physics Letters, 2002, 81(15), 2839-2841.
 Web of Science® Times Cited: 11

Magnus Berggren, Peder Bergman, Jan Fagerström, Olle Inganäs, Mats Andersson, Helge Weman, Magnus Granström, Sven Stafström, O Wennerström and T Hjertberg
  Controlling inter-chain and intra-chain excitations of a poly(thiophene) derivative in thin films
  Chemical Physics Letters, 1999, 304(1-2), 84-90.

Conference Articles

A.F. Moses, T.B. Hoang, D.L. Dheeraj, B.O. Fimland, Helge Weman, Fredrik Karlsson and Per-Olof Holtz
  Investigation of the structural and optical properties of single GaAs/GaAsSb/GaAs nanowire quantum dots
  17th International Laser Physics Workshop,2008, 2008.


A.F. Moses, D.L. Dheeraj, B.O. Fimland, Helge Weman, Fredrik Karlsson and Per-Olof Holtz
  Micro-photoluminescence study of heterostructured GaAs/AlGaAs and GaAs/GaAsSb nanowires grown by molecular beam epitaxy
  29th International Conference on the Physics of Semiconductors ICPS,2008, 2008.


Helge Weman, Susanna Palmgren, Fredrik Karlsson, E. Kapon, D. Dasa and B.-O. Fimland
  Semiconductor Quantum-Wires and Nano-Wires for optoelectronic Applications
  The International Conference on Optical, Optoelectronic and Photonic Materials and Applications ICOOPMA,2007, 2007.


Susanna Palmgren, Helge Weman, A. Schoenberg, Fredrik Karlsson, A. Rudra, M.-A. Dupertuis, K. Leifer and E. Kapon
  Optical absorption spectra in V-groove quantum wires: Experiment and theory
  Northern Optics,2006, 2006.


S.K. Lyo, Fredrik Karlsson, Helge Weman, K. Leifer, A. Rudra and E. Kapon
  Exciton Energy Transfer between Asymmetric Quantum Wires
  APS March Meeting,2006, 2006.


Fredrik Karlsson, Helge Weman, K. Leifer, A. Rudra and E. Kapon
  Carrier tunneling between parallel GaAs/AlGaAs V-groove quantum wires
  27th International Conference on the Physics of Semiconductors ICPS-27,2004, 2004.


Fredrik Karlsson, M.-A. Dupertuis, Helge Weman and E. Kapon
  Fractional-dimensional excitonic absorption theory applied to real V-groove quantum wires
  27th International Conference on the Physics of Semiconductors ICPS-27,2004, 2004.


Fredrik Karlsson, Helge Weman, M.-A. Dupertuis, K. Leifer, A. Rudra and E. Kapon
  Electron and hole transfer between two separated GaAs/AlGaAs V-groove quantum wires
  11th International Conference on Modulated Semiconductor Structures MSS-11,2003, 2003.


Fredrik Karlsson, Helge Weman, M.-A. Dupertuis, K. Leifer, A. Rudra and E. Kapon
  Electroluminescence of asymmetric coupled GaAs/AlGaAs V-groove quantum wires
  29th International Symposium on Compound Semiconductors ISCS 2002,2002, 2003.


Helge Weman, L. Sirigu, K. Leifer, Fredrik Karlsson, A. Rudra and E. Kapon
  Efficient, narrow linewidth emission from InGaAs/AlGaAs V-groove quantum wire light-emitting diodes
  14th Int. Conf. on Indium Phosphide and Related Materials IPRM 2002,2002, 2002.