Fundamentals of power semiconductor devices, 2008th edition. Novel, complex, multivalued locking range and stability map are obtained for injection locked fp lasers through inclusion, for the first time, of all supported modes. We describe how to estimate the maximal lyapunov exponent by linear stability analysis 30,31,32. Chaosonachip secures data transmission in optical fiber links apostolos argyris,1 evangellos grivas,1 michael hamacher,2 adonis bogris,1 and dimitris syvridis 1 1 department of informatics and telecommunications, national and kapodistrian university of. We experimentally demonstrate random bit generation using multibit samples of bandwidthenhanced chaos in semiconductor lasers. Stability, instability and chaos junji ohtsubo auth. Stability, instability and chaos junji ohtsubo faculty of engineering, shizuoka university 351 johoku, nakaku, hamamatsu, 4328561 japan email. This book describes the fascinating recent advances made concerning the chaos, stability and instability of semiconductor lasers, and discusses their applications and future prospects in detail. Noises and stability of semiconductor lasers request pdf. Adams2 1 department of physics and astronomy, macquarie university, sydney nsw 2109 australia 2 school of computer science and electronic engineering, university of essex, co4 3sq, colchester, u. Pdf semiconductor lasers stability instability and chaos. Chaotic fluctuation of laser output is generated in a semiconductor laser with optical feedback and the chaotic output is injected into a second semiconductor laser to obtain a chaotic intensity signal with bandwidth enhanced up to 16 ghz. The small ripples in the spectrum indicate that there is small instability in the laser. Main termsvector search result for semiconductor 1.
Stability, instability and chaos springer series in optical sciences 111. It is shown that regions of stable behaviour depend not only on pumping rate and laser separation, but also on the degree of guidance in the structures. Download pdf vertical cavity surface emitting laser devices. Semiconductor lasers have important applications in numerous fields, including engineering, biology, chemistry and medicine.
Main termsvector search result for semiconductor lasers 1. We also need expressions for the light coming out of the laser. Detailed stability map and bistability investigation for. The solution of the mathieu equation has the form 23. Iv networks of semiconductor lasers are considered. Chaos synchronization in mutually coupled semiconductor. A schematic of our experimental setup for the investigation of semiconductor lasers with. Their theoretical description is important not only from a fundamental point of view, but also in order to generate new and improved designs.
Download pdf vertical cavity surface emitting laser. When the laser is biased close to threshold, as the feedback strength is increased, an alternation between stable continuous wave cw behavior and irregular, chaotic fluctuations, involving numerous externalcavity modes, is observed. Control of dynamical instability in semiconductor quantum nanostructures diode lasers. Such instabilities can ultimately limit the operation of the laser or damage the cavity. A high stability semiconductor laser system for a 88sr. A semiconductor laser subjected to an external optical feedback can present a big change of. Download citation on jan 1, 2008, junji ohtsubo and others published semiconductor lasers. Predicted slave laser bi stability is explained and experimentally confirmed. Semiconductor lasers types, applications, construction. Those who downloaded this book also downloaded the following books.
Control of dynamical instability in semiconductor quantum. Semiconductor laser is well suited for interface with fiber optic cables used in communication. Chaosonachip secures data transmission in optical fiber. We experimentally and numerically investigated the chaos synchronization characteristics of mutually coupled semiconductor lasers mcsls with asymmetrical bias currents. It is interesting not only from the fundamental physical study but also application standpoints of view. Detailed stability map and bistability investigation for injectionlocked fabryperot semiconductor lasers. In this letter, we have performed the stability analysis for the synchronization of ultrahigh frequency currentmodulated semiconductor lasers, both in their periodic and chaotic regimes. Stability, instability and chaos springer series in optical sciences ohtsubo, junji on. This monograph describes fascinating recent progress in the field of chaos, stability and instability of semiconductor lasers. Stable pattern unstable dynamics 21 september 2018 vol 361 issue 6408 1201 chaos as a remedy for laser stability the emission from an edgeemitting broadarea stripe laser is compared with that. Semiconductor lasers stability, instability and chaos pdf. This article belongs to the special issue semiconductor laser dynamics. In the previous edition, the dynamics and characteristics of chaos in semiconductor lasers after the introduction of the fundamental theory of laser chaos and chaotic dynamics induced by selfoptical feedback and optical injection was discussed.
Suppressing spatiotemporal lasing instabilities with wave. Feedback induced instability and chaos in semiconductor. Fast random bit generation with bandwidthenhanced chaos in. Stability, instability, chaos springerverlag, berlin, germany, 2008. Bibliography saleh and teich, fundamentals of photonics wiley j.
However, semiconductor lasers are classified into stable class b lasers. Download it once and read it on your kindle device, pc, phones or tablets. Stability, instability and chaos springer series in optical sciences 111 ohtsubo, junji on. The book emphasizes the various dynamics induced in semiconductor lasers by optical and electronic feedback, optical injection, and injection current modulation. The conventional approach to suppress instabilities is to reduce the level of complexity of the system. Amazoncom free shipping on qualifying offers semiconductor lasers stability instability and chaos springer series in optical sciences 111semiconductor lasers. Phase instability as a source of modal dynamics in semiconductor lasers l. Broadarea and highpower lasers often suffer from instabilities owing to the chaotic interference of multiple modes within the cavity. The dynamic behaviour of coupled pairs of semiconductor lasers is studied using normalmode theory, applied to onedimensional slab and twodimensional circular cylindrical real index confined structures.
The usual approach to minimizing such instabilities is to limit the number of modes in the cavity. The mode of operation is somewhat di erent than that of the laser described in the previous chapter. Recently, chaos synchronization in coupled semiconductor lasers has been studied intensively for. This third edition of semiconductor lasers, stability, instability and chaos was. Use features like bookmarks, note taking and highlighting while reading semiconductor lasers. Stability of the nonlinear dynamics of an optically injected vcsel j.
Liu, photonic devices cambridge university press r. Fordell, dynamics of free running, pumpmodulated and coupled semiconductor and solidstate lasers academic dissertation, helsinki. The other two solutions are easily calculated by putting the real and imaginary parts of the solutions as. World teamtennis 2019 07 20 springfield lasers vs vegas rollers web h264levitate.
Law, static, dynamic, and noise characteristics of vertical cavity surfaceemitting lasers phd thesis, university of rochester, new york, 1997. Semiconductor laser with feedback is an excellent model for nonlinear optical system which shows chaotic dynamics. Stability, instability and chaos springer series in optical sciences book 111. From cost point of view the semiconductor lasers are economical. Handbook of research on educational communications and technology, 2nd edition project of the association for educational communications an david h. Only the photons that leave the cavity from the mirrors constitute useful output. This third edition of semiconductor lasers, stability, instability and chaos was significantly extended. However, there are also optically pumped semiconductor lasers, where carriers are generated by absorbed pump light, and quantum cascade lasers, where intraband transitions are utilized. Jul 15, 2009 in this regime, the onset of a periodic evolution may be seen as a form of chaos selfsynchronization, or as a form of chaos control.
Most semiconductor lasers are laser diodes, which are pumped with an electrical current in a region where an ndoped and a pdoped semiconductor material meet. We have developed an approach which has resumed the stability study to a floquet problem. For many laser applications, beam stability is critical, but chaotic lasing dynamics can create spatiotemporal instabilities. Light is emitted at a junction between two regions of opposite doping as shown in gure 4. They consist of complex multilayer structures requiring nanometer scale accuracy and an elaborate design. In this regime, the onset of a periodic evolution may be seen as a form of chaos selfsynchronization, or as a form of chaos control. A longstanding problem in highpower semiconductor lasers 1 1, 2 2 is that instabilities can arise from deterministic and random effects that control the complex interactions between the radiation field and matter. They form the backbone of the optical telecommunications infrastructure supporting the internet, and are used in information storage devices, barcode scanners, laser printers and many other everyday products.
Physics and applications of laser diode chaos arxiv. Semiconductor lasers or laser diodes play an important part in our everyday lives by providing cheap and compactsize lasers. By solving the equation, we can discuss stability and instability of semiconductor lasers. Stability, instability and chaos springer series in optical sciences book 111 kindle edition by ohtsubo, junji. Stable beam the microcavity suppresses these processes through random phases of the chaotic waves.
Sep 21, 2018 for many laser applications, beam stability is critical, but chaotic lasing dynamics can create spatiotemporal instabilities. There is a great variety of different semiconductor lasers, spanning wide parameter regions and many different application areas. Smaller size and appearance make them good choice for many applications. Phase instability as a source of modal dynamics in. Semiconductor lasers stability, instability and chaos.
Stability of the nonlinear dynamics of an optically. Your print orders will be fulfilled, even in these challenging times. In the previous edition, the dynamics and characteristics of chaos in semiconductor lasers after the introduction of the fundamental theory of laser chaos and chaotic dynamics induced by selfoptical feedback and optical injection was. This chapter is engaged in description and explanation of noises and stability of semiconductor lasers. Rp photonics encyclopedia semiconductor lasers, laser diodes. Applications and future prospects are discussed in detail. Novel devices, potential device applications and basic properties. Osa chaos synchronization in mutually coupled semiconductor.
Lorenzhaken chaos in a freerunning laser was only later. Crosspredicting the dynamics of an optically injected singlemode. Semiconductorlasers stability, instability and chaos thirdedition springer. Mi random modal switching has been recognized as the dominant feature in semiconductor lasers oscillating on two or more longitudinal modes, driven either by mode. Periodic locking of chaos in semiconductor lasers with. Fast random bit generation with bandwidthenhanced chaos. Experimental results show that, asymmetrical bias current level of two mcsls has obvious influence on chaos synchronization between them, and stable leaderlaggard chaos synchronization can be realized under relatively large. Stability of the nonlinear dynamics of an optically injected. Stability analysis for the synchronization of semiconductor. In this chapter, an experimentally and numerically conducted investigation of the existence of high chaotic spiking in the dynamics of semiconductor lasers with accoupled optical feedback, the bifurcation diagram by feedback strength attenuation and the bias current as a control parameter was done. Small edgeemitting laser diodes generate a few milliwatts or up to 0. Strong and weak chaos in networks of semiconductor lasers. It emphasizes the dynamics in semiconductor lasers by optical and electronic feedback, optical injection, and injection current modulation. Noise induced stabilization of chaotic freerunning laser diode.