Authors
U. Rogulis
Institute of Solid State Physics, University of Latvia, Riga, Latvia
A. Fedotovs
Institute of Solid State Physics, University of Latvia, Riga, Latvia
P. Rodionovs
Institute of Solid State Physics, University of Latvia, Riga, Latvia
M. Kemere
Institute of Solid State Physics, University of Latvia, Riga, Latvia
A. Antuzevics
Institute of Solid State Physics, University of Latvia, Riga, Latvia
A. Sarakovskis
Institute of Solid State Physics, University of Latvia, Riga, Latvia
K. Alps
Light Guide Optics International Ltd, Livani, Latvia
V. Kiseleva
Light Guide Optics International Ltd, Livani, Latvia