Recent advances and applications of random lasers and random fiber lasers

ASL Gomes, AL Moura, CB de Araújo… - Progress in Quantum …, 2021 - Elsevier
Abstract Random Lasers (RLs) and Random Fiber Lasers (RFLs) have been the subject of
intense research since their first experimental demonstration in 1994 and 2007, respectively …

Lasing in nanocomposite random media

F Luan, B Gu, ASL Gomes, KT Yong, S Wen… - Nano Today, 2015 - Elsevier
Scattering of light by disordered structures is a common phenomenon in our daily life. For
many scientific applications, scattering is often treated as a detrimental effect. However …

Observation of Lévy distribution and replica symmetry breaking in random lasers from a single set of measurements

ASL Gomes, EP Raposo, AL Moura, SI Fewo… - Scientific reports, 2016 - nature.com
Random lasers have been recently exploited as a photonic platform for studies of complex
systems. This cross-disciplinary approach opened up new important avenues for the …

Observation of Lévy statistics in one-dimensional erbium-based random fiber laser

BC Lima, ASL Gomes, PIR Pincheira… - Journal of the Optical …, 2017 - opg.optica.org
We report on measurements of the statistical fluctuations of the output intensity in a
continuous-wave-pumped erbium-doped one-dimensional random fiber laser (RFL), with …

Robustness of replica symmetry breaking phenomenology in random laser

F Tommasi, E Ignesti, S Lepri, S Cavalieri - Scientific reports, 2016 - nature.com
Random lasers are optical sources where light is amplified by stimulated emission along
random paths through an amplifying scattering medium. Connections between their physics …

Experimental and theoretical investigation of statistical regimes in random laser emission

E Ignesti, F Tommasi, L Fini, S Lepri… - Physical Review A …, 2013 - APS
We present a theoretical and experimental study aimed at characterizing statistical regimes
in a random laser. Both the theoretical simulations and the experimental results show the …

Lévy exponents as universal identifiers of threshold and criticality in random lasers

R Uppu, S Mujumdar - Physical Review A, 2014 - APS
Critical excitation in random lasers under picosecond and nanosecond pum** was
experimentally studied. The resulting emission intensity statistics were analyzed using fits to …

Extreme-value statistics of intensities in a cw-pumped random fiber laser

BC Lima, PIR Pincheira, EP Raposo, LS Menezes… - Physical Review A, 2017 - APS
We report on the extreme-value statistics of output intensities in a one-dimensional cw-
pumped erbium-doped random fiber laser, with a strongly scattering disordered medium …

Lévy statistics and the glassy behavior of light in random fiber lasers

CB De Araújo, ASL Gomes, EP Raposo - Applied Sciences, 2017 - mdpi.com
The interest in random fiber lasers (RFLs), first demonstrated one decade ago, is still
growing and their basic characteristics have been studied by several authors. RFLs are …

Analytical solution for the Lévy-like steady-state distribution of intensities in random lasers

EP Raposo, ASL Gomes - Physical Review A, 2015 - APS
We derive analytically the Lévy-like steady-state distribution with exponential tempering of
emission intensities in random lasers. Our approach is based on the Langevin and …