Results 11 to 20 of about 498,256 (203)

Numerical simulation and design of semiconductor quantum dot-based lasers and amplifiers [PDF]

open access: yes, 2013
Numerical simulation and design of semiconductor quantum dot-based lasers and ...
Xu, Tianhong
core   +1 more source

Interband cascade lasers for the mid-infrared spectral region [PDF]

open access: yes, 2014
Financial support of this work by the German Ministry of Education and Research (FKZ: 13N12440) and by the European Commission in the framework of the FP7 project 'WideLase’ (grant no.
Dallner, M.   +7 more
core   +1 more source

Passively mode-locked semiconductor lasers and their applications [PDF]

open access: yes, 2008
In this paper we present some characterizations of passively mode-locked semiconductor lasers. These lasers are multimode and they exhibit a modulation of their output power even though they are DC-biased.
Frederic Surre   +5 more
core   +2 more sources

Ultrashort-pulse generation from quantum-dot semiconductor diode lasers [PDF]

open access: yes, 2008
In this thesis, novel regimes of mode locking in quantum dot semiconductor laser diodes have been investigated by exploiting the unique features offered by quantum dots.
Cataluna, Maria Ana
core   +2 more sources

One- and two-photon pumped organic semiconductor lasers [PDF]

open access: yes, 2009
This thesis describes a number of studies on organic semiconductors focused around using them as gain media for lasers. The photophysical properties of organic semiconductors are studied using a wide range of experimental techniques, allowing the ...
Tsiminis, Georgios   +34 more
core   +1 more source

Microresonators for organic semiconductor and fluidic lasers [PDF]

open access: yes, 2007
This thesis describes a number of studies of microstructured optical resonators, designed with the aim of enhancing the performance of organic semiconductor lasers and exploring potential applications. The methodology involves the micro-engineering of
Vasdekis, Andreas E.
core   +2 more sources

Photonic crystals as functional mirrors for semiconductor lasers [PDF]

open access: yes, 2008
In recent years, interest has grown in the research fields of semiconductor lasers and photonic crystals. This thesis looks at integrating photonic crystals into existing semiconductor laser technology to act as functional laser mirrors.
Moore, Stephen A.
core   +2 more sources

Wide-bandwidth mode-hop-free tuning of extended-cavity GaN diode lasers [PDF]

open access: yes, 2005
We present a new approach for extended-cavity diode-laser tuning to achieve wide mode-hop-free tuning ranges. By using a multiple piezoactuated grating mount, the cavity length and grating angle in the laser can be adjusted independently, allowing mode ...
Burns, I.S., Kaminski, C.F., Hult, J.
core   +4 more sources

Bifurcation analysis of a semiconductor laser with filtered optical feedback [PDF]

open access: yes, 2006
We study the dynamics and bifurcations of a semiconductor laser with delayed filtered feedback, where a part of the output of the laser re-enters after spectral filtering.
Erzgraeber, H.   +9 more
core   +1 more source

Supermode Si/III-V Lasers and Circular Bragg Lasers [PDF]

open access: yes, 2010
Semiconductor lasers are arguably the most important component in optical communications. This thesis investigates two types of semiconductor lasers that are useful in integrated optics.
Sun, Xiankai
core   +1 more source

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